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Some formatting updates (ran the code through indent)

Browse Source 
-Erik
This commit is contained in:
Erik Andersen
2000-02-08 19:58:47 +00:00
parent c0bf817bbc
commit e49d5ecbbe
163 changed files with 27109 additions and 26607 deletions
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52
coreutils/cat.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini Cat implementation for busybox
*
@@ -24,36 +25,37 @@
#include <stdio.h>
static void print_file( FILE *file)
static void print_file(FILE * file)
{
int c;
while ((c = getc(file)) != EOF)
putc(c, stdout);
fclose(file);
fflush(stdout);
int c;
while ((c = getc(file)) != EOF)
putc(c, stdout);
fclose(file);
fflush(stdout);
}
extern int cat_main(int argc, char **argv)
{
FILE *file;
FILE *file;
if (argc==1) {
print_file( stdin);
exit( TRUE);
}
if ( **(argv+1) == '-' ) {
usage ("cat [file ...]\n");
}
argc--;
while (argc-- > 0 && *(argv++) != '\0' && strlen(*argv) ) {
file = fopen(*argv, "r");
if (file == NULL) {
perror(*argv);
exit(FALSE);
if (argc == 1) {
print_file(stdin);
exit(TRUE);
}
print_file( file);
}
exit(TRUE);
if (**(argv + 1) == '-') {
usage("cat [file ...]\n");
}
argc--;
while (argc-- > 0 && *(argv++) != '\0' && strlen(*argv)) {
file = fopen(*argv, "r");
if (file == NULL) {
perror(*argv);
exit(FALSE);
}
print_file(file);
}
exit(TRUE);
}

57
coreutils/chroot.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini chroot implementation for busybox
*
@@ -28,39 +29,39 @@
static const char chroot_usage[] = "chroot NEWROOT [COMMAND...]\n\n"
"Run COMMAND with root directory set to NEWROOT.\n";
"Run COMMAND with root directory set to NEWROOT.\n";
int chroot_main(int argc, char **argv)
{
if ( (argc < 2) || (**(argv+1) == '-') ) {
usage( chroot_usage);
}
argc--;
argv++;
if ((argc < 2) || (**(argv + 1) == '-')) {
usage(chroot_usage);
}
argc--;
argv++;
if (chroot (*argv) || (chdir ("/"))) {
fprintf(stderr, "chroot: cannot change root directory to %s: %s\n",
*argv, strerror(errno));
exit( FALSE);
}
if (chroot(*argv) || (chdir("/"))) {
fprintf(stderr, "chroot: cannot change root directory to %s: %s\n",
*argv, strerror(errno));
exit(FALSE);
}
argc--;
argv++;
if (argc >= 1) {
fprintf(stderr, "command: %s\n", *argv);
execvp (*argv, argv);
}
else {
char *prog;
prog = getenv ("SHELL");
if (!prog)
prog = "/bin/sh";
execlp (prog, prog, NULL);
}
fprintf(stderr, "chroot: cannot execute %s: %s\n",
*argv, strerror(errno));
exit( FALSE);
argc--;
argv++;
if (argc >= 1) {
fprintf(stderr, "command: %s\n", *argv);
execvp(*argv, argv);
} else {
char *prog;
prog = getenv("SHELL");
if (!prog)
prog = "/bin/sh";
execlp(prog, prog, NULL);
}
fprintf(stderr, "chroot: cannot execute %s: %s\n",
*argv, strerror(errno));
exit(FALSE);
}

451
coreutils/date.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini date implementation for busybox
*
@@ -38,12 +39,13 @@
an RFC 822 complient date output for shell scripting
mail commands */
static const char date_usage[] = "date [OPTION]... [+FORMAT]\n"
" or: date [OPTION] [MMDDhhmm[[CC]YY][.ss]]\n\n"
"Display the current time in the given FORMAT, or set the system date.\n"
"\nOptions:\n\t-R\t\toutput RFC-822 compliant date string\n"
"\t-s\t\tset time described by STRING\n"
"\t-u\t\tprint or set Coordinated Universal Time\n";
static const char date_usage[] = "date [OPTION]... [+FORMAT]\n"
" or: date [OPTION] [MMDDhhmm[[CC]YY][.ss]]\n\n"
"Display the current time in the given FORMAT, or set the system date.\n"
"\nOptions:\n\t-R\t\toutput RFC-822 compliant date string\n"
"\t-s\t\tset time described by STRING\n"
"\t-u\t\tprint or set Coordinated Universal Time\n";
/* Input parsing code is always bulky - used heavy duty libc stuff as
@@ -51,240 +53,233 @@ static const char date_usage[] = "date [OPTION]... [+FORMAT]\n"
/* Default input handling to save suprising some people */
struct tm *
date_conv_time(struct tm *tm_time, const char *t_string) {
int nr;
struct tm *date_conv_time(struct tm *tm_time, const char *t_string)
{
int nr;
nr = sscanf(t_string, "%2d%2d%2d%2d%d",
&(tm_time->tm_mon),
&(tm_time->tm_mday),
&(tm_time->tm_hour),
&(tm_time->tm_min),
&(tm_time->tm_year));
nr = sscanf(t_string, "%2d%2d%2d%2d%d",
&(tm_time->tm_mon),
&(tm_time->tm_mday),
&(tm_time->tm_hour),
&(tm_time->tm_min), &(tm_time->tm_year));
if(nr < 4 || nr > 5) {
fprintf(stderr, invalid_date, "date", t_string);
exit( FALSE);
}
if (nr < 4 || nr > 5) {
fprintf(stderr, invalid_date, "date", t_string);
exit(FALSE);
}
/* correct for century - minor Y2K problem here? */
if(tm_time->tm_year >= 1900)
tm_time->tm_year -= 1900;
/* adjust date */
tm_time->tm_mon -= 1;
return(tm_time);
/* correct for century - minor Y2K problem here? */
if (tm_time->tm_year >= 1900)
tm_time->tm_year -= 1900;
/* adjust date */
tm_time->tm_mon -= 1;
return (tm_time);
}
/* The new stuff for LRP */
struct tm *
date_conv_ftime(struct tm *tm_time, const char *t_string) {
struct tm itm_time, jtm_time, ktm_time, \
ltm_time, mtm_time, ntm_time;
itm_time = *tm_time;
jtm_time = *tm_time;
ktm_time = *tm_time;
ltm_time = *tm_time;
mtm_time = *tm_time;
ntm_time = *tm_time;
/* Parse input and assign appropriately to tm_time */
if(sscanf(t_string, "%d:%d:%d",
&itm_time.tm_hour,
&itm_time.tm_min,
&itm_time.tm_sec) == 3 ) {
*tm_time = itm_time;
return(tm_time);
} else if (sscanf(t_string, "%d:%d",
&jtm_time.tm_hour,
&jtm_time.tm_min) == 2) {
*tm_time = jtm_time;
return(tm_time);
} else if (sscanf(t_string, "%d.%d-%d:%d:%d",
&ktm_time.tm_mon,
&ktm_time.tm_mday,
&ktm_time.tm_hour,
&ktm_time.tm_min,
&ktm_time.tm_sec) == 5) {
ktm_time.tm_mon -= 1; /* Adjust dates from 1-12 to 0-11 */
*tm_time = ktm_time;
return(tm_time);
} else if (sscanf(t_string, "%d.%d-%d:%d",
&ltm_time.tm_mon,
&ltm_time.tm_mday,
&ltm_time.tm_hour,
&ltm_time.tm_min) == 4) {
ltm_time.tm_mon -= 1; /* Adjust dates from 1-12 to 0-11 */
*tm_time = ltm_time;
return(tm_time);
} else if (sscanf(t_string, "%d.%d.%d-%d:%d:%d",
&mtm_time.tm_year,
&mtm_time.tm_mon,
&mtm_time.tm_mday,
&mtm_time.tm_hour,
&mtm_time.tm_min,
&mtm_time.tm_sec) == 6) {
mtm_time.tm_year -= 1900; /* Adjust years */
mtm_time.tm_mon -= 1; /* Adjust dates from 1-12 to 0-11 */
*tm_time = mtm_time;
return(tm_time);
} else if (sscanf(t_string, "%d.%d.%d-%d:%d",
&ntm_time.tm_year,
&ntm_time.tm_mon,
&ntm_time.tm_mday,
&ntm_time.tm_hour,
&ntm_time.tm_min) == 5) {
ntm_time.tm_year -= 1900; /* Adjust years */
ntm_time.tm_mon -= 1; /* Adjust dates from 1-12 to 0-11 */
*tm_time = ntm_time;
return(tm_time);
}
fprintf(stderr, invalid_date, "date", t_string);
exit( FALSE);
}
int
date_main(int argc, char * * argv)
struct tm *date_conv_ftime(struct tm *tm_time, const char *t_string)
{
char *date_str = NULL;
char *date_fmt = NULL;
char *t_buff;
int i;
int set_time = 0;
int rfc822 = 0;
int utc = 0;
int use_arg = 0;
time_t tm;
struct tm tm_time;
/* Interpret command line args */
i = --argc;
argv++;
while (i > 0 && **argv) {
if (**argv == '-') {
while (i>0 && *++(*argv)) switch (**argv) {
case 'R':
rfc822 = 1;
break;
case 's':
set_time = 1;
if(date_str != NULL) usage ( date_usage);
date_str = optarg;
break;
case 'u':
utc = 1;
if (putenv ("TZ=UTC0") != 0) {
fprintf(stderr, memory_exhausted, "date");
exit( FALSE);
}
/* Look ma, no break. Don't fix it either. */
case 'd':
use_arg = 1;
if(date_str != NULL) usage ( date_usage);
date_str = optarg;
break;
case '-':
usage ( date_usage);
}
} else {
if ( (date_fmt == NULL) && (strcmp(*argv, "+")==0) )
date_fmt=*argv;
else if (date_str == NULL) {
set_time = 1;
date_str=*argv;
} else {
usage ( date_usage);
}
struct tm itm_time, jtm_time, ktm_time, ltm_time, mtm_time, ntm_time;
itm_time = *tm_time;
jtm_time = *tm_time;
ktm_time = *tm_time;
ltm_time = *tm_time;
mtm_time = *tm_time;
ntm_time = *tm_time;
/* Parse input and assign appropriately to tm_time */
if (sscanf(t_string, "%d:%d:%d",
&itm_time.tm_hour, &itm_time.tm_min, &itm_time.tm_sec) == 3) {
*tm_time = itm_time;
return (tm_time);
} else if (sscanf(t_string, "%d:%d",
&jtm_time.tm_hour, &jtm_time.tm_min) == 2) {
*tm_time = jtm_time;
return (tm_time);
} else if (sscanf(t_string, "%d.%d-%d:%d:%d",
&ktm_time.tm_mon,
&ktm_time.tm_mday,
&ktm_time.tm_hour,
&ktm_time.tm_min, &ktm_time.tm_sec) == 5) {
ktm_time.tm_mon -= 1; /* Adjust dates from 1-12 to 0-11 */
*tm_time = ktm_time;
return (tm_time);
} else if (sscanf(t_string, "%d.%d-%d:%d",
&ltm_time.tm_mon,
&ltm_time.tm_mday,
&ltm_time.tm_hour, &ltm_time.tm_min) == 4) {
ltm_time.tm_mon -= 1; /* Adjust dates from 1-12 to 0-11 */
*tm_time = ltm_time;
return (tm_time);
} else if (sscanf(t_string, "%d.%d.%d-%d:%d:%d",
&mtm_time.tm_year,
&mtm_time.tm_mon,
&mtm_time.tm_mday,
&mtm_time.tm_hour,
&mtm_time.tm_min, &mtm_time.tm_sec) == 6) {
mtm_time.tm_year -= 1900; /* Adjust years */
mtm_time.tm_mon -= 1; /* Adjust dates from 1-12 to 0-11 */
*tm_time = mtm_time;
return (tm_time);
} else if (sscanf(t_string, "%d.%d.%d-%d:%d",
&ntm_time.tm_year,
&ntm_time.tm_mon,
&ntm_time.tm_mday,
&ntm_time.tm_hour, &ntm_time.tm_min) == 5) {
ntm_time.tm_year -= 1900; /* Adjust years */
ntm_time.tm_mon -= 1; /* Adjust dates from 1-12 to 0-11 */
*tm_time = ntm_time;
return (tm_time);
}
i--;
argv++;
}
fprintf(stderr, invalid_date, "date", t_string);
/* Now we have parsed all the information except the date format
which depends on whether the clock is being set or read */
time(&tm);
memcpy(&tm_time, localtime(&tm), sizeof(tm_time));
/* Zero out fields - take her back to midnight!*/
if(date_str != NULL) {
tm_time.tm_sec = 0;
tm_time.tm_min = 0;
tm_time.tm_hour = 0;
}
/* Process any date input to UNIX time since 1 Jan 1970 */
if(date_str != NULL) {
if(strchr(date_str, ':') != NULL) {
date_conv_ftime(&tm_time, date_str);
} else {
date_conv_time(&tm_time, date_str);
}
/* Correct any day of week and day of year etc fields */
tm = mktime(&tm_time);
if (tm < 0 ) {
fprintf(stderr, invalid_date, "date", date_str);
exit( FALSE);
}
/* if setting time, set it */
if(set_time) {
if( stime(&tm) < 0) {
fprintf(stderr, "date: can't set date.\n");
exit( FALSE);
}
}
}
/* Display output */
/* Deal with format string */
if(date_fmt == NULL) {
date_fmt = (rfc822
? (utc
? "%a, %_d %b %Y %H:%M:%S GMT"
: "%a, %_d %b %Y %H:%M:%S %z")
: "%a %b %e %H:%M:%S %Z %Y");
} else if ( *date_fmt == '\0' ) {
/* Imitate what GNU 'date' does with NO format string! */
printf ("\n");
exit( TRUE);
}
/* Handle special conversions */
if( strncmp( date_fmt, "%f", 2) == 0 ) {
date_fmt = "%Y.%m.%d-%H:%M:%S";
}
/* Print OUTPUT (after ALL that!) */
t_buff = malloc(201);
strftime(t_buff, 200, date_fmt, &tm_time);
printf("%s\n", t_buff);
exit( TRUE);
exit(FALSE);
}
int date_main(int argc, char **argv)
{
char *date_str = NULL;
char *date_fmt = NULL;
char *t_buff;
int i;
int set_time = 0;
int rfc822 = 0;
int utc = 0;
int use_arg = 0;
time_t tm;
struct tm tm_time;
/* Interpret command line args */
i = --argc;
argv++;
while (i > 0 && **argv) {
if (**argv == '-') {
while (i > 0 && *++(*argv))
switch (**argv) {
case 'R':
rfc822 = 1;
break;
case 's':
set_time = 1;
if (date_str != NULL)
usage(date_usage);
date_str = optarg;
break;
case 'u':
utc = 1;
if (putenv("TZ=UTC0") != 0) {
fprintf(stderr, memory_exhausted, "date");
exit(FALSE);
}
/* Look ma, no break. Don't fix it either. */
case 'd':
use_arg = 1;
if (date_str != NULL)
usage(date_usage);
date_str = optarg;
break;
case '-':
usage(date_usage);
}
} else {
if ((date_fmt == NULL) && (strcmp(*argv, "+") == 0))
date_fmt = *argv;
else if (date_str == NULL) {
set_time = 1;
date_str = *argv;
} else {
usage(date_usage);
}
}
i--;
argv++;
}
/* Now we have parsed all the information except the date format
which depends on whether the clock is being set or read */
time(&tm);
memcpy(&tm_time, localtime(&tm), sizeof(tm_time));
/* Zero out fields - take her back to midnight! */
if (date_str != NULL) {
tm_time.tm_sec = 0;
tm_time.tm_min = 0;
tm_time.tm_hour = 0;
}
/* Process any date input to UNIX time since 1 Jan 1970 */
if (date_str != NULL) {
if (strchr(date_str, ':') != NULL) {
date_conv_ftime(&tm_time, date_str);
} else {
date_conv_time(&tm_time, date_str);
}
/* Correct any day of week and day of year etc fields */
tm = mktime(&tm_time);
if (tm < 0) {
fprintf(stderr, invalid_date, "date", date_str);
exit(FALSE);
}
/* if setting time, set it */
if (set_time) {
if (stime(&tm) < 0) {
fprintf(stderr, "date: can't set date.\n");
exit(FALSE);
}
}
}
/* Display output */
/* Deal with format string */
if (date_fmt == NULL) {
date_fmt = (rfc822
? (utc
? "%a, %_d %b %Y %H:%M:%S GMT"
: "%a, %_d %b %Y %H:%M:%S %z")
: "%a %b %e %H:%M:%S %Z %Y");
} else if (*date_fmt == '\0') {
/* Imitate what GNU 'date' does with NO format string! */
printf("\n");
exit(TRUE);
}
/* Handle special conversions */
if (strncmp(date_fmt, "%f", 2) == 0) {
date_fmt = "%Y.%m.%d-%H:%M:%S";
}
/* Print OUTPUT (after ALL that!) */
t_buff = malloc(201);
strftime(t_buff, 200, date_fmt, &tm_time);
printf("%s\n", t_buff);
exit(TRUE);
}

278
coreutils/dd.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini dd implementation for busybox
*
@@ -40,164 +41,159 @@ typedef unsigned long long int uintmax_t;
#endif
static const char dd_usage[] =
"dd [if=name] [of=name] [bs=n] [count=n] [skip=n] [seek=n]\n\n"
"Copy a file, converting and formatting according to options\n\n"
"\tif=FILE\tread from FILE instead of stdin\n"
"\tof=FILE\twrite to FILE instead of stdout\n"
"\tbs=n\tread and write n bytes at a time\n"
"\tcount=n\tcopy only n input blocks\n"
"\tskip=n\tskip n input blocks\n"
"\tseek=n\tskip n output blocks\n"
"\n"
"Numbers may be suffixed by w (x2), k (x1024), b (x512), or M (x1024^2)\n";
"dd [if=name] [of=name] [bs=n] [count=n] [skip=n] [seek=n]\n\n"
"Copy a file, converting and formatting according to options\n\n"
"\tif=FILE\tread from FILE instead of stdin\n"
"\tof=FILE\twrite to FILE instead of stdout\n"
"\tbs=n\tread and write n bytes at a time\n"
"\tcount=n\tcopy only n input blocks\n"
"\tskip=n\tskip n input blocks\n"
"\tseek=n\tskip n output blocks\n"
"\n"
"Numbers may be suffixed by w (x2), k (x1024), b (x512), or M (x1024^2)\n";
extern int dd_main (int argc, char **argv)
extern int dd_main(int argc, char **argv)
{
const char *inFile = NULL;
const char *outFile = NULL;
char *cp;
int inFd;
int outFd;
int inCc = 0;
int outCc;
long blockSize = 512;
uintmax_t skipBlocks = 0;
uintmax_t seekBlocks = 0;
uintmax_t count = (uintmax_t)-1;
uintmax_t intotal;
uintmax_t outTotal;
unsigned char *buf;
const char *inFile = NULL;
const char *outFile = NULL;
char *cp;
int inFd;
int outFd;
int inCc = 0;
int outCc;
long blockSize = 512;
uintmax_t skipBlocks = 0;
uintmax_t seekBlocks = 0;
uintmax_t count = (uintmax_t) - 1;
uintmax_t intotal;
uintmax_t outTotal;
unsigned char *buf;
argc--;
argv++;
/* Parse any options */
while (argc) {
if (inFile == NULL && (strncmp(*argv, "if", 2) == 0))
inFile=((strchr(*argv, '='))+1);
else if (outFile == NULL && (strncmp(*argv, "of", 2) == 0))
outFile=((strchr(*argv, '='))+1);
else if (strncmp("count", *argv, 5) == 0) {
count = getNum ((strchr(*argv, '='))+1);
if (count <= 0) {
fprintf (stderr, "Bad count value %s\n", *argv);
goto usage;
}
}
else if (strncmp(*argv, "bs", 2) == 0) {
blockSize = getNum ((strchr(*argv, '='))+1);
if (blockSize <= 0) {
fprintf (stderr, "Bad block size value %s\n", *argv);
goto usage;
}
}
else if (strncmp(*argv, "skip", 4) == 0) {
skipBlocks = getNum ((strchr(*argv, '='))+1);
if (skipBlocks <= 0) {
fprintf (stderr, "Bad skip value %s\n", *argv);
goto usage;
}
}
else if (strncmp(*argv, "seek", 4) == 0) {
seekBlocks = getNum ((strchr(*argv, '='))+1);
if (seekBlocks <= 0) {
fprintf (stderr, "Bad seek value %s\n", *argv);
goto usage;
}
}
else {
goto usage;
}
argc--;
argv++;
}
buf = malloc (blockSize);
if (buf == NULL) {
fprintf (stderr, "Cannot allocate buffer\n");
exit( FALSE);
}
/* Parse any options */
while (argc) {
if (inFile == NULL && (strncmp(*argv, "if", 2) == 0))
inFile = ((strchr(*argv, '=')) + 1);
else if (outFile == NULL && (strncmp(*argv, "of", 2) == 0))
outFile = ((strchr(*argv, '=')) + 1);
else if (strncmp("count", *argv, 5) == 0) {
count = getNum((strchr(*argv, '=')) + 1);
if (count <= 0) {
fprintf(stderr, "Bad count value %s\n", *argv);
goto usage;
}
} else if (strncmp(*argv, "bs", 2) == 0) {
blockSize = getNum((strchr(*argv, '=')) + 1);
if (blockSize <= 0) {
fprintf(stderr, "Bad block size value %s\n", *argv);
goto usage;
}
} else if (strncmp(*argv, "skip", 4) == 0) {
skipBlocks = getNum((strchr(*argv, '=')) + 1);
if (skipBlocks <= 0) {
fprintf(stderr, "Bad skip value %s\n", *argv);
goto usage;
}
intotal = 0;
outTotal = 0;
} else if (strncmp(*argv, "seek", 4) == 0) {
seekBlocks = getNum((strchr(*argv, '=')) + 1);
if (seekBlocks <= 0) {
fprintf(stderr, "Bad seek value %s\n", *argv);
goto usage;
}
if (inFile == NULL)
inFd = fileno(stdin);
else
inFd = open (inFile, 0);
if (inFd < 0) {
perror (inFile);
free (buf);
exit( FALSE);
}
if (outFile == NULL)
outFd = fileno(stdout);
else
outFd = open(outFile, O_WRONLY | O_CREAT | O_TRUNC, 0666);
if (outFd < 0) {
perror (outFile);
close (inFd);
free (buf);
exit( FALSE);
}
lseek(inFd, skipBlocks*blockSize, SEEK_SET);
lseek(outFd, seekBlocks*blockSize, SEEK_SET);
//
//TODO: Convert to using fullRead & fullWrite
// from utility.c
// -Erik
while (outTotal < count * blockSize) {
inCc = read (inFd, buf, blockSize);
if (inCc < 0) {
perror (inFile);
goto cleanup;
} else if (inCc == 0) {
goto cleanup;
} else {
goto usage;
}
argc--;
argv++;
}
intotal += inCc;
cp = buf;
while (intotal > outTotal) {
if (outTotal + inCc > count * blockSize)
inCc = count * blockSize - outTotal;
outCc = write (outFd, cp, inCc);
if (outCc < 0) {
perror (outFile);
goto cleanup;
} else if (outCc == 0) {
goto cleanup;
}
inCc -= outCc;
cp += outCc;
outTotal += outCc;
buf = malloc(blockSize);
if (buf == NULL) {
fprintf(stderr, "Cannot allocate buffer\n");
exit(FALSE);
}
}
if (inCc < 0)
perror (inFile);
intotal = 0;
outTotal = 0;
if (inFile == NULL)
inFd = fileno(stdin);
else
inFd = open(inFile, 0);
if (inFd < 0) {
perror(inFile);
free(buf);
exit(FALSE);
}
if (outFile == NULL)
outFd = fileno(stdout);
else
outFd = open(outFile, O_WRONLY | O_CREAT | O_TRUNC, 0666);
if (outFd < 0) {
perror(outFile);
close(inFd);
free(buf);
exit(FALSE);
}
lseek(inFd, skipBlocks * blockSize, SEEK_SET);
lseek(outFd, seekBlocks * blockSize, SEEK_SET);
//
//TODO: Convert to using fullRead & fullWrite
// from utility.c
// -Erik
while (outTotal < count * blockSize) {
inCc = read(inFd, buf, blockSize);
if (inCc < 0) {
perror(inFile);
goto cleanup;
} else if (inCc == 0) {
goto cleanup;
}
intotal += inCc;
cp = buf;
while (intotal > outTotal) {
if (outTotal + inCc > count * blockSize)
inCc = count * blockSize - outTotal;
outCc = write(outFd, cp, inCc);
if (outCc < 0) {
perror(outFile);
goto cleanup;
} else if (outCc == 0) {
goto cleanup;
}
inCc -= outCc;
cp += outCc;
outTotal += outCc;
}
}
if (inCc < 0)
perror(inFile);
cleanup:
close (inFd);
close (outFd);
free (buf);
close(inFd);
close(outFd);
free(buf);
printf ("%ld+%d records in\n", (long)(intotal / blockSize),
(intotal % blockSize) != 0);
printf ("%ld+%d records out\n", (long)(outTotal / blockSize),
(outTotal % blockSize) != 0);
exit( TRUE);
printf("%ld+%d records in\n", (long) (intotal / blockSize),
(intotal % blockSize) != 0);
printf("%ld+%d records out\n", (long) (outTotal / blockSize),
(outTotal % blockSize) != 0);
exit(TRUE);
usage:
usage( dd_usage);
usage(dd_usage);
}

121
coreutils/df.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini df implementation for busybox
*
@@ -29,81 +30,81 @@
#include <fstab.h>
static const char df_usage[] = "df [filesystem ...]\n"
"\n" "\tPrint the filesystem space used and space available.\n";
extern const char mtab_file[]; /* Defined in utility.c */
"\n" "\tPrint the filesystem space used and space available.\n";
extern const char mtab_file[]; /* Defined in utility.c */
static int df(char *device, const char *mountPoint)
{
struct statfs s;
long blocks_used;
long blocks_percent_used;
struct fstab* fstabItem;
struct statfs s;
long blocks_used;
long blocks_percent_used;
struct fstab *fstabItem;
if (statfs(mountPoint, &s) != 0) {
perror(mountPoint);
return FALSE;
}
if (s.f_blocks > 0) {
blocks_used = s.f_blocks - s.f_bfree;
blocks_percent_used = (long)
(blocks_used * 100.0 / (blocks_used + s.f_bavail) + 0.5);
/* Note that if /etc/fstab is missing, libc can't fix up /dev/root for us */
if (strcmp (device, "/dev/root") == 0) {
fstabItem = getfsfile ("/");
if (fstabItem != NULL)
device = fstabItem->fs_spec;
if (statfs(mountPoint, &s) != 0) {
perror(mountPoint);
return FALSE;
}
printf("%-20s %9ld %9ld %9ld %3ld%% %s\n",
device,
(long) (s.f_blocks * (s.f_bsize / 1024.0)),
(long) ((s.f_blocks - s.f_bfree) * (s.f_bsize / 1024.0)),
(long) (s.f_bavail * (s.f_bsize / 1024.0)),
blocks_percent_used, mountPoint);
}
if (s.f_blocks > 0) {
blocks_used = s.f_blocks - s.f_bfree;
blocks_percent_used = (long)
(blocks_used * 100.0 / (blocks_used + s.f_bavail) + 0.5);
/* Note that if /etc/fstab is missing, libc can't fix up /dev/root for us */
if (strcmp(device, "/dev/root") == 0) {
fstabItem = getfsfile("/");
if (fstabItem != NULL)
device = fstabItem->fs_spec;
}
printf("%-20s %9ld %9ld %9ld %3ld%% %s\n",
device,
(long) (s.f_blocks * (s.f_bsize / 1024.0)),
(long) ((s.f_blocks - s.f_bfree) * (s.f_bsize / 1024.0)),
(long) (s.f_bavail * (s.f_bsize / 1024.0)),
blocks_percent_used, mountPoint);
return TRUE;
}
return TRUE;
}
extern int df_main(int argc, char **argv)
{
printf("%-20s %-14s %s %s %s %s\n", "Filesystem",
"1k-blocks", "Used", "Available", "Use%", "Mounted on");
printf("%-20s %-14s %s %s %s %s\n", "Filesystem",
"1k-blocks", "Used", "Available", "Use%", "Mounted on");
if (argc > 1) {
struct mntent *mountEntry;
int status;
if (argc > 1) {
struct mntent *mountEntry;
int status;
while (argc > 1) {
if ((mountEntry = findMountPoint(argv[1], mtab_file)) ==
0) {
fprintf(stderr, "%s: can't find mount point.\n", argv[1]);
exit( FALSE);
}
status = df(mountEntry->mnt_fsname, mountEntry->mnt_dir);
if (status != 0)
exit( status);
argc--;
argv++;
}
exit( TRUE);
} else {
FILE *mountTable;
struct mntent *mountEntry;
while (argc > 1) {
if ((mountEntry = findMountPoint(argv[1], mtab_file)) == 0) {
fprintf(stderr, "%s: can't find mount point.\n", argv[1]);
exit(FALSE);
}
status = df(mountEntry->mnt_fsname, mountEntry->mnt_dir);
if (status != 0)
exit(status);
argc--;
argv++;
}
exit(TRUE);
} else {
FILE *mountTable;
struct mntent *mountEntry;
mountTable = setmntent(mtab_file, "r");
if (mountTable == 0) {
perror(mtab_file);
exit(FALSE);
mountTable = setmntent(mtab_file, "r");
if (mountTable == 0) {
perror(mtab_file);
exit(FALSE);
}
while ((mountEntry = getmntent(mountTable))) {
df(mountEntry->mnt_fsname, mountEntry->mnt_dir);
}
endmntent(mountTable);
}
while ((mountEntry = getmntent(mountTable))) {
df(mountEntry->mnt_fsname, mountEntry->mnt_dir);
}
endmntent(mountTable);
}
exit( TRUE);
exit(TRUE);
}

197
coreutils/du.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini du implementation for busybox
*
@@ -31,119 +32,121 @@
#include <dirent.h>
#include <stdio.h>
#include <errno.h>
#include <sys/param.h> /* for PATH_MAX */
#include <sys/param.h> /* for PATH_MAX */
typedef void (Display)(long, char *);
typedef void (Display) (long, char *);
static const char du_usage[] =
"du [OPTION]... [FILE]...\n\n"
"\t-s\tdisplay only a total for each argument\n"
;
static int du_depth = 0;
"du [OPTION]... [FILE]...\n\n"
"\t-s\tdisplay only a total for each argument\n";
static Display *print;
static int du_depth = 0;
static void
print_normal(long size, char *filename)
static Display *print;
static void print_normal(long size, char *filename)
{
fprintf(stdout, "%-7ld %s\n", size, filename);
fprintf(stdout, "%-7ld %s\n", size, filename);
}
static void
print_summary(long size, char *filename)
static void print_summary(long size, char *filename)
{
if (du_depth == 1) {
print_normal(size, filename);
}
if (du_depth == 1) {
print_normal(size, filename);
}
}
/* tiny recursive du */
static long
du(char *filename)
static long du(char *filename)
{
struct stat statbuf;
long sum;
if ((lstat(filename, &statbuf)) != 0) {
fprintf(stdout, "du: %s: %s\n", filename, strerror(errno));
return 0;
}
du_depth++;
sum = statbuf.st_blocks;
if (S_ISDIR(statbuf.st_mode)) {
DIR *dir;
struct dirent *entry;
dir = opendir(filename);
if (!dir) { return 0; }
while ((entry = readdir(dir))) {
char newfile[PATH_MAX + 1];
char *name = entry->d_name;
if ( (strcmp(name, "..") == 0)
|| (strcmp(name, ".") == 0))
{ continue; }
if (strlen(filename) + strlen(name) + 1 > PATH_MAX) {
fprintf(stderr, name_too_long, "du");
return 0;
}
sprintf(newfile, "%s/%s", filename, name);
sum += du(newfile);
}
closedir(dir);
print(sum, filename);
}
du_depth--;
return sum;
}
int
du_main(int argc, char **argv)
{
int i;
char opt;
/* default behaviour */
print = print_normal;
/* parse argv[] */
for (i = 1; i < argc; i++) {
if (argv[i][0] == '-') {
opt = argv[i][1];
switch (opt) {
case 's':
print = print_summary;
break;
case 'h':
usage(du_usage);
break;
default:
fprintf(stderr, "du: invalid option -- %c\n", opt);
usage(du_usage);
}
} else {
break;
}
}
/* go through remaining args (if any) */
if (i >= argc) {
du(".");
} else {
struct stat statbuf;
long sum;
for ( ; i < argc; i++) {
sum = du(argv[i]);
if ((sum) && (isDirectory(argv[i], FALSE))) { print_normal(sum, argv[i]); }
}
}
exit(0);
if ((lstat(filename, &statbuf)) != 0) {
fprintf(stdout, "du: %s: %s\n", filename, strerror(errno));
return 0;
}
du_depth++;
sum = statbuf.st_blocks;
if (S_ISDIR(statbuf.st_mode)) {
DIR *dir;
struct dirent *entry;
dir = opendir(filename);
if (!dir) {
return 0;
}
while ((entry = readdir(dir))) {
char newfile[PATH_MAX + 1];
char *name = entry->d_name;
if ((strcmp(name, "..") == 0)
|| (strcmp(name, ".") == 0)) {
continue;
}
if (strlen(filename) + strlen(name) + 1 > PATH_MAX) {
fprintf(stderr, name_too_long, "du");
return 0;
}
sprintf(newfile, "%s/%s", filename, name);
sum += du(newfile);
}
closedir(dir);
print(sum, filename);
}
du_depth--;
return sum;
}
/* $Id: du.c,v 1.10 2000/02/07 05:29:42 erik Exp $ */
int du_main(int argc, char **argv)
{
int i;
char opt;
/* default behaviour */
print = print_normal;
/* parse argv[] */
for (i = 1; i < argc; i++) {
if (argv[i][0] == '-') {
opt = argv[i][1];
switch (opt) {
case 's':
print = print_summary;
break;
case 'h':
usage(du_usage);
break;
default:
fprintf(stderr, "du: invalid option -- %c\n", opt);
usage(du_usage);
}
} else {
break;
}
}
/* go through remaining args (if any) */
if (i >= argc) {
du(".");
} else {
long sum;
for (; i < argc; i++) {
sum = du(argv[i]);
if ((sum) && (isDirectory(argv[i], FALSE))) {
print_normal(sum, argv[i]);
}
}
}
exit(0);
}
/* $Id: du.c,v 1.11 2000/02/08 19:58:47 erik Exp $ */

134
coreutils/head.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini head implementation for busybox
*
@@ -26,83 +27,86 @@
#include <stdio.h>
const char head_usage[] =
"head [OPTION] [FILE]...\n\n"
"Print first 10 lines of each FILE to standard output.\n"
"With more than one FILE, precede each with a header giving the\n"
"file name. With no FILE, or when FILE is -, read standard input.\n\n"
"Options:\n"
"\t-n NUM\t\tPrint first NUM lines instead of first 10\n";
"head [OPTION] [FILE]...\n\n"
"Print first 10 lines of each FILE to standard output.\n"
"With more than one FILE, precede each with a header giving the\n"
"file name. With no FILE, or when FILE is -, read standard input.\n\n"
int
head(int len, FILE *src)
"Options:\n" "\t-n NUM\t\tPrint first NUM lines instead of first 10\n";
int head(int len, FILE * src)
{
int i;
char buffer[1024];
int i;
char buffer[1024];
for (i = 0; i < len; i++) {
fgets(buffer, 1024, src);
if (feof(src)) { break; }
fputs(buffer, stdout);
}
return 0;
for (i = 0; i < len; i++) {
fgets(buffer, 1024, src);
if (feof(src)) {
break;
}
fputs(buffer, stdout);
}
return 0;
}
/* BusyBoxed head(1) */
int
head_main(int argc, char **argv)
int head_main(int argc, char **argv)
{
char opt;
int len = 10, tmplen, i;
char opt;
int len = 10, tmplen, i;
/* parse argv[] */
for (i = 1; i < argc; i++) {
if (argv[i][0] == '-') {
opt = argv[i][1];
switch (opt) {
case 'n':
tmplen = 0;
if (++i < argc)
tmplen = atoi(argv[i]);
if (tmplen < 1)
usage(head_usage);
len = tmplen;
break;
case '-':
case 'h':
usage(head_usage);
default:
fprintf(stderr, "head: invalid option -- %c\n", opt);
usage(head_usage);
}
} else {
break;
}
}
/* get rest of argv[] or stdin if nothing's left */
if (i >= argc) {
head(len, stdin);
/* parse argv[] */
for (i = 1; i < argc; i++) {
if (argv[i][0] == '-') {
opt = argv[i][1];
switch (opt) {
case 'n':
tmplen = 0;
if (++i < argc)
tmplen = atoi(argv[i]);
if (tmplen < 1)
usage(head_usage);
len = tmplen;
break;
case '-':
case 'h':
usage(head_usage);
default:
fprintf(stderr, "head: invalid option -- %c\n", opt);
usage(head_usage);
}
} else {
break;
}
}
int need_headers = ((argc - i) > 1);
/* get rest of argv[] or stdin if nothing's left */
if (i >= argc) {
head(len, stdin);
for (; i < argc; i++) {
FILE *src;
} else {
int need_headers = ((argc - i) > 1);
for ( ; i < argc; i++) {
FILE *src;
src = fopen(argv[i], "r");
if (!src) {
fprintf(stderr,"head: %s: %s\n", argv[i], strerror(errno));
} else {
/* emulating GNU behaviour */
if (need_headers) {
fprintf(stdout, "==> %s <==\n", argv[i]);
src = fopen(argv[i], "r");
if (!src) {
fprintf(stderr, "head: %s: %s\n", argv[i],
strerror(errno));
} else {
/* emulating GNU behaviour */
if (need_headers) {
fprintf(stdout, "==> %s <==\n", argv[i]);
}
head(len, src);
if (i < argc - 1) {
fprintf(stdout, "\n");
}
}
}
head(len, src);
if (i < argc - 1) {
fprintf(stdout, "\n");
}
}
}
}
exit(0);
exit(0);
}
/* $Id: head.c,v 1.7 2000/02/07 05:29:42 erik Exp $ */
/* $Id: head.c,v 1.8 2000/02/08 19:58:47 erik Exp $ */

8
coreutils/hostid.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini hostid implementation for busybox
*
@@ -22,7 +23,8 @@
#include "internal.h"
#include <stdio.h>
extern int hostid_main(int argc, char **argv) {
printf ("%lx\n", gethostid());
exit( TRUE);
extern int hostid_main(int argc, char **argv)
{
printf("%lx\n", gethostid());
exit(TRUE);
}

14
coreutils/length.c
View File

@@ -1,14 +1,14 @@
/* vi: set sw=4 ts=4: */
#include "internal.h"
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
extern int
length_main(int argc, char * * argv)
extern int length_main(int argc, char **argv)
{
if ( argc != 2 || **(argv+1) == '-' ) {
usage("length string\n");
}
printf("%d\n", strlen(argv[1]));
return( TRUE);
if (argc != 2 || **(argv + 1) == '-') {
usage("length string\n");
}
printf("%d\n", strlen(argv[1]));
return (TRUE);
}

152
coreutils/ln.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini ln implementation for busybox
*
@@ -30,15 +31,16 @@
#include <stdio.h>
#include <dirent.h>
#include <errno.h>
#include <sys/param.h> /* for PATH_MAX */
#include <sys/param.h> /* for PATH_MAX */
static const char ln_usage[] =
"ln [OPTION] TARGET... LINK_NAME|DIRECTORY\n\n"
"Create a link named LINK_NAME or DIRECTORY to the specified TARGET\n\n"
"Options:\n"
"\t-s\tmake symbolic links instead of hard links\n"
"\t-f\tremove existing destination files\n"
"\t-n\tno dereference symlinks - treat like normal file\n";
"ln [OPTION] TARGET... LINK_NAME|DIRECTORY\n\n"
"Create a link named LINK_NAME or DIRECTORY to the specified TARGET\n\n"
"Options:\n"
"\t-s\tmake symbolic links instead of hard links\n"
"\t-f\tremove existing destination files\n"
"\t-n\tno dereference symlinks - treat like normal file\n";
static int symlinkFlag = FALSE;
static int removeoldFlag = FALSE;
@@ -46,83 +48,83 @@ static int followLinks = TRUE;
extern int ln_main(int argc, char **argv)
{
char *linkName;
int linkIntoDirFlag;
char *linkName;
int linkIntoDirFlag;
if (argc < 3) {
usage (ln_usage);
}
argc--;
argv++;
/* Parse any options */
while (**argv == '-') {
while (*++(*argv))
switch (**argv) {
case 's':
symlinkFlag = TRUE;
break;
case 'f':
removeoldFlag = TRUE;
break;
case 'n':
followLinks = FALSE;
break;
default:
usage (ln_usage);
}
if (argc < 3) {
usage(ln_usage);
}
argc--;
argv++;
}
linkName = argv[argc - 1];
if (strlen(linkName) > PATH_MAX) {
fprintf(stderr, name_too_long, "ln");
exit FALSE;
}
linkIntoDirFlag = isDirectory(linkName, TRUE);
if ((argc > 3) && !linkIntoDirFlag) {
fprintf(stderr, not_a_directory, "ln", linkName);
exit FALSE;
}
while (argc-- >= 2) {
char srcName[PATH_MAX + 1];
int nChars, status;
if (strlen(*argv) > PATH_MAX) {
fprintf(stderr, name_too_long, "ln");
exit FALSE;
/* Parse any options */
while (**argv == '-') {
while (*++(*argv))
switch (**argv) {
case 's':
symlinkFlag = TRUE;
break;
case 'f':
removeoldFlag = TRUE;
break;
case 'n':
followLinks = FALSE;
break;
default:
usage(ln_usage);
}
argc--;
argv++;
}
if (followLinks == FALSE) {
strcpy(srcName, *argv);
} else {
/* Warning! This can silently truncate if > PATH_MAX, but
I don't think that there can be one > PATH_MAX anyway. */
nChars = readlink(*argv, srcName, PATH_MAX);
srcName[nChars] = '\0';
}
linkName = argv[argc - 1];
if (removeoldFlag == TRUE) {
status = ( unlink(linkName) && errno != ENOENT );
if (status != 0) {
perror(linkName);
if (strlen(linkName) > PATH_MAX) {
fprintf(stderr, name_too_long, "ln");
exit FALSE;
}
}
if (symlinkFlag == TRUE)
status = symlink(*argv, linkName);
else
status = link(*argv, linkName);
if (status != 0) {
perror(linkName);
exit FALSE;
linkIntoDirFlag = isDirectory(linkName, TRUE);
if ((argc > 3) && !linkIntoDirFlag) {
fprintf(stderr, not_a_directory, "ln", linkName);
exit FALSE;
}
}
exit TRUE;
while (argc-- >= 2) {
char srcName[PATH_MAX + 1];
int nChars, status;
if (strlen(*argv) > PATH_MAX) {
fprintf(stderr, name_too_long, "ln");
exit FALSE;
}
if (followLinks == FALSE) {
strcpy(srcName, *argv);
} else {
/* Warning! This can silently truncate if > PATH_MAX, but
I don't think that there can be one > PATH_MAX anyway. */
nChars = readlink(*argv, srcName, PATH_MAX);
srcName[nChars] = '\0';
}
if (removeoldFlag == TRUE) {
status = (unlink(linkName) && errno != ENOENT);
if (status != 0) {
perror(linkName);
exit FALSE;
}
}
if (symlinkFlag == TRUE)
status = symlink(*argv, linkName);
else
status = link(*argv, linkName);
if (status != 0) {
perror(linkName);
exit FALSE;
}
}
exit TRUE;
}

22
coreutils/logname.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini logname implementation for busybox
*
@@ -23,18 +24,21 @@
#include <stdio.h>
static const char logname_usage[] = "logname\n\n"
"Print the name of the current user.\n";
extern int logname_main(int argc, char **argv) {
"Print the name of the current user.\n";
extern int logname_main(int argc, char **argv)
{
char *cp;
if (argc > 1) usage (logname_usage);
if (argc > 1)
usage(logname_usage);
cp = getlogin ();
cp = getlogin();
if (cp) {
puts (cp);
exit (TRUE);
}
fprintf (stderr, "%s: no login name\n", argv[0]);
exit (FALSE);
puts(cp);
exit(TRUE);
}
fprintf(stderr, "%s: no login name\n", argv[0]);
exit(FALSE);
}

297
coreutils/ls.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* tiny-ls.c version 0.1.0: A minimalist 'ls'
* Copyright (C) 1996 Brian Candler <B.Candler@pobox.com>
@@ -40,18 +41,18 @@
* 1. requires lstat (BSD) - how do you do it without?
*/
#define TERMINAL_WIDTH 80 /* use 79 if your terminal has linefold bug */
#define COLUMN_WIDTH 14 /* default if AUTOWIDTH not defined */
#define COLUMN_GAP 2 /* includes the file type char, if present */
#define TERMINAL_WIDTH 80 /* use 79 if your terminal has linefold bug */
#define COLUMN_WIDTH 14 /* default if AUTOWIDTH not defined */
#define COLUMN_GAP 2 /* includes the file type char, if present */
#define HAS_REWINDDIR
/************************************************************************/
#include "internal.h"
#if !defined(__GLIBC__) && (__GLIBC__ >= 2) && (__GLIBC_MINOR__ >= 1)
# include <linux/types.h>
# include <linux/types.h>
#else
# include <sys/types.h>
# include <sys/types.h>
#endif
#include <sys/stat.h>
#include <stdio.h>
@@ -75,28 +76,28 @@
#endif
#define FMT_AUTO 0
#define FMT_LONG 1 /* one record per line, extended info */
#define FMT_SINGLE 2 /* one record per line */
#define FMT_ROWS 3 /* print across rows */
#define FMT_COLUMNS 3 /* fill columns (same, since we don't sort) */
#define FMT_LONG 1 /* one record per line, extended info */
#define FMT_SINGLE 2 /* one record per line */
#define FMT_ROWS 3 /* print across rows */
#define FMT_COLUMNS 3 /* fill columns (same, since we don't sort) */
#define TIME_MOD 0
#define TIME_CHANGE 1
#define TIME_ACCESS 2
#define DISP_FTYPE 1 /* show character for file type */
#define DISP_EXEC 2 /* show '*' if regular executable file */
#define DISP_HIDDEN 4 /* show files starting . (except . and ..) */
#define DISP_DOT 8 /* show . and .. */
#define DISP_NUMERIC 16 /* numeric uid and gid */
#define DISP_FULLTIME 32 /* show extended time display */
#define DIR_NOLIST 64 /* show directory as itself, not contents */
#define DISP_DIRNAME 128 /* show directory name (for internal use) */
#define DIR_RECURSE 256 /* -R (not yet implemented) */
#define DISP_FTYPE 1 /* show character for file type */
#define DISP_EXEC 2 /* show '*' if regular executable file */
#define DISP_HIDDEN 4 /* show files starting . (except . and ..) */
#define DISP_DOT 8 /* show . and .. */
#define DISP_NUMERIC 16 /* numeric uid and gid */
#define DISP_FULLTIME 32 /* show extended time display */
#define DIR_NOLIST 64 /* show directory as itself, not contents */
#define DISP_DIRNAME 128 /* show directory name (for internal use) */
#define DIR_RECURSE 256 /* -R (not yet implemented) */
static unsigned char display_fmt = FMT_AUTO;
static unsigned short opts = 0;
static unsigned short column = 0;
static unsigned char display_fmt = FMT_AUTO;
static unsigned short opts = 0;
static unsigned short column = 0;
#ifdef BB_FEATURE_AUTOWIDTH
static unsigned short terminal_width = 0, column_width = 0;
@@ -113,13 +114,14 @@ static unsigned char time_fmt = TIME_MOD;
static void writenum(long val, short minwidth)
{
char scratch[128];
char scratch[128];
char *p = scratch + sizeof(scratch);
short len = 0;
short neg = (val < 0);
if (neg) val = -val;
if (neg)
val = -val;
do
*--p = (val % 10) + '0', len++, val /= 10;
while (val);
@@ -142,8 +144,9 @@ static void newline(void)
static void tab(short col)
{
static const char spaces[] = " ";
#define nspaces ((sizeof spaces)-1) /* null terminator! */
#define nspaces ((sizeof spaces)-1) /* null terminator! */
short n = col - column;
if (n > 0) {
@@ -155,7 +158,7 @@ static void tab(short col)
/* must be 1...(sizeof spaces) left */
wr(spaces, n);
}
#undef nspaces
#undef nspaces
}
#ifdef BB_FEATURE_LS_FILETYPES
@@ -163,8 +166,8 @@ static char append_char(mode_t mode)
{
if (!(opts & DISP_FTYPE))
return '\0';
if ((opts & DISP_EXEC) && S_ISREG(mode) && (mode & (S_IXUSR|S_IXGRP|S_IXOTH)))
return '*';
if ((opts & DISP_EXEC) && S_ISREG(mode)
&& (mode & (S_IXUSR | S_IXGRP | S_IXOTH))) return '*';
return APPCHAR(mode);
}
#endif
@@ -176,89 +179,93 @@ static char append_char(mode_t mode)
**
**/
static void list_single(const char *name, struct stat *info, const char *fullname)
static void list_single(const char *name, struct stat *info,
const char *fullname)
{
char scratch[PATH_MAX + 1];
short len = strlen(name);
#ifdef BB_FEATURE_LS_FILETYPES
char append = append_char(info->st_mode);
#endif
if (display_fmt == FMT_LONG) {
mode_t mode = info->st_mode;
mode_t mode = info->st_mode;
newline();
wr(modeString(mode), 10);
column=10;
writenum((long)info->st_nlink,(short)5);
column = 10;
writenum((long) info->st_nlink, (short) 5);
fputs(" ", stdout);
#ifdef BB_FEATURE_LS_USERNAME
if (!(opts & DISP_NUMERIC)) {
memset ( scratch, 0, sizeof (scratch));
my_getpwuid( scratch, info->st_uid);
memset(scratch, 0, sizeof(scratch));
my_getpwuid(scratch, info->st_uid);
if (*scratch) {
fputs(scratch, stdout);
if ( strlen( scratch) <= 8 )
wr(" ", 9-strlen( scratch));
}
else {
writenum((long) info->st_uid,(short)8);
fputs(scratch, stdout);
if (strlen(scratch) <= 8)
wr(" ", 9 - strlen(scratch));
} else {
writenum((long) info->st_uid, (short) 8);
fputs(" ", stdout);
}
} else
#endif
{
writenum((long) info->st_uid,(short)8);
fputs(" ", stdout);
writenum((long) info->st_uid, (short) 8);
fputs(" ", stdout);
}
#ifdef BB_FEATURE_LS_USERNAME
if (!(opts & DISP_NUMERIC)) {
memset ( scratch, 0, sizeof (scratch));
my_getgrgid( scratch, info->st_gid);
memset(scratch, 0, sizeof(scratch));
my_getgrgid(scratch, info->st_gid);
if (*scratch) {
fputs(scratch, stdout);
if ( strlen( scratch) <= 8 )
wr(" ", 8-strlen( scratch));
}
else
writenum((long) info->st_gid,(short)8);
fputs(scratch, stdout);
if (strlen(scratch) <= 8)
wr(" ", 8 - strlen(scratch));
} else
writenum((long) info->st_gid, (short) 8);
} else
#endif
writenum((long) info->st_gid,(short)8);
writenum((long) info->st_gid, (short) 8);
//tab(26);
if (S_ISBLK(mode) || S_ISCHR(mode)) {
writenum((long)MAJOR(info->st_rdev),(short)3);
writenum((long) MAJOR(info->st_rdev), (short) 3);
fputs(", ", stdout);
writenum((long)MINOR(info->st_rdev),(short)3);
}
else
writenum((long)info->st_size,(short)8);
writenum((long) MINOR(info->st_rdev), (short) 3);
} else
writenum((long) info->st_size, (short) 8);
fputs(" ", stdout);
//tab(32);
#ifdef BB_FEATURE_LS_TIMESTAMPS
{
time_t cal;
char *string;
switch(time_fmt) {
switch (time_fmt) {
case TIME_CHANGE:
cal=info->st_ctime; break;
cal = info->st_ctime;
break;
case TIME_ACCESS:
cal=info->st_atime; break;
cal = info->st_atime;
break;
default:
cal=info->st_mtime; break;
cal = info->st_mtime;
break;
}
string=ctime(&cal);
string = ctime(&cal);
if (opts & DISP_FULLTIME)
wr(string,24);
wr(string, 24);
else {
time_t age = time(NULL) - cal;
wr(string+4,7); /* mmm_dd_ */
if(age < 3600L*24*365/2 && age > -15*60)
wr(string + 4, 7); /* mmm_dd_ */
if (age < 3600L * 24 * 365 / 2 && age > -15 * 60)
/* hh:mm if less than 6 months old */
wr(string+11,5);
wr(string + 11, 5);
else
/* _yyyy otherwise */
wr(string+19,5);
wr(string + 19, 5);
}
wr(" ", 1);
}
@@ -269,7 +276,8 @@ static void list_single(const char *name, struct stat *info, const char *fullnam
if (S_ISLNK(mode)) {
wr(" -> ", 4);
len = readlink(fullname, scratch, sizeof scratch);
if (len > 0) fwrite(scratch, 1, len, stdout);
if (len > 0)
fwrite(scratch, 1, len, stdout);
#ifdef BB_FEATURE_LS_FILETYPES
/* show type of destination */
if (opts & DISP_FTYPE) {
@@ -287,18 +295,17 @@ static void list_single(const char *name, struct stat *info, const char *fullnam
#endif
} else {
static short nexttab = 0;
/* sort out column alignment */
if (column == 0)
; /* nothing to do */
if (column == 0); /* nothing to do */
else if (display_fmt == FMT_SINGLE)
newline();
else {
if (nexttab + column_width > terminal_width
#ifndef BB_FEATURE_AUTOWIDTH
|| nexttab + len >= terminal_width
|| nexttab + len >= terminal_width
#endif
)
)
newline();
else
tab(nexttab);
@@ -336,32 +343,33 @@ static int list_item(const char *name)
struct stat info;
DIR *dir;
struct dirent *entry;
char fullname[MAXNAMLEN+1], *fnend;
char fullname[MAXNAMLEN + 1], *fnend;
if (lstat(name, &info))
goto listerr;
if (!S_ISDIR(info.st_mode) ||
(opts & DIR_NOLIST)) {
if (!S_ISDIR(info.st_mode) || (opts & DIR_NOLIST)) {
list_single(name, &info, name);
return 0;
}
/* Otherwise, it's a directory we want to list the contents of */
if (opts & DISP_DIRNAME) { /* identify the directory */
if (opts & DISP_DIRNAME) { /* identify the directory */
if (column)
wr("\n\n", 2), column = 0;
wr(name, strlen(name));
wr(":\n", 2);
}
dir = opendir(name);
if (!dir) goto listerr;
if (!dir)
goto listerr;
#ifdef BB_FEATURE_AUTOWIDTH
column_width = 0;
while ((entry = readdir(dir)) != NULL) {
short w = strlen(entry->d_name);
if (column_width < w)
column_width = w;
}
@@ -370,39 +378,40 @@ static int list_item(const char *name)
#else
closedir(dir);
dir = opendir(name);
if (!dir) goto listerr;
if (!dir)
goto listerr;
#endif
#endif
/* List the contents */
strcpy(fullname,name); /* *** ignore '.' by itself */
fnend=fullname+strlen(fullname);
strcpy(fullname, name); /* *** ignore '.' by itself */
fnend = fullname + strlen(fullname);
if (fnend[-1] != '/')
*fnend++ = '/';
while ((entry = readdir(dir)) != NULL) {
const char *en=entry->d_name;
const char *en = entry->d_name;
if (en[0] == '.') {
if (!en[1] || (en[1] == '.' && !en[2])) { /* . or .. */
if (!en[1] || (en[1] == '.' && !en[2])) { /* . or .. */
if (!(opts & DISP_DOT))
continue;
}
else if (!(opts & DISP_HIDDEN))
} else if (!(opts & DISP_HIDDEN))
continue;
}
/* FIXME: avoid stat if not required */
strcpy(fnend, entry->d_name);
if (lstat(fullname, &info))
goto direrr; /* (shouldn't fail) */
goto direrr; /* (shouldn't fail) */
list_single(entry->d_name, &info, fullname);
}
closedir(dir);
return 0;
direrr:
closedir(dir);
listerr:
direrr:
closedir(dir);
listerr:
newline();
perror(name);
return 1;
@@ -432,50 +441,79 @@ static const char ls_usage[] = "ls [-1a"
#endif
"] [filenames...]\n";
extern int
ls_main(int argc, char * * argv)
extern int ls_main(int argc, char **argv)
{
int argi=1, i;
int argi = 1, i;
/* process options */
while (argi < argc && argv[argi][0] == '-') {
const char *p = &argv[argi][1];
if (!*p) goto print_usage_message; /* "-" by itself not allowed */
if (!*p)
goto print_usage_message; /* "-" by itself not allowed */
if (*p == '-') {
if (!p[1]) { /* "--" forces end of options */
if (!p[1]) { /* "--" forces end of options */
argi++;
break;
}
/* it's a long option name - we don't support them */
goto print_usage_message;
}
while (*p)
switch (*p++) {
case 'l': display_fmt = FMT_LONG; break;
case '1': display_fmt = FMT_SINGLE; break;
case 'x': display_fmt = FMT_ROWS; break;
case 'C': display_fmt = FMT_COLUMNS; break;
case 'l':
display_fmt = FMT_LONG;
break;
case '1':
display_fmt = FMT_SINGLE;
break;
case 'x':
display_fmt = FMT_ROWS;
break;
case 'C':
display_fmt = FMT_COLUMNS;
break;
#ifdef BB_FEATURE_LS_FILETYPES
case 'p': opts |= DISP_FTYPE; break;
case 'F': opts |= DISP_FTYPE|DISP_EXEC; break;
case 'p':
opts |= DISP_FTYPE;
break;
case 'F':
opts |= DISP_FTYPE | DISP_EXEC;
break;
#endif
case 'A': opts |= DISP_HIDDEN; break;
case 'a': opts |= DISP_HIDDEN|DISP_DOT; break;
case 'n': opts |= DISP_NUMERIC; break;
case 'd': opts |= DIR_NOLIST; break;
case 'A':
opts |= DISP_HIDDEN;
break;
case 'a':
opts |= DISP_HIDDEN | DISP_DOT;
break;
case 'n':
opts |= DISP_NUMERIC;
break;
case 'd':
opts |= DIR_NOLIST;
break;
#ifdef FEATURE_RECURSIVE
case 'R': opts |= DIR_RECURSE; break;
case 'R':
opts |= DIR_RECURSE;
break;
#endif
#ifdef BB_FEATURE_LS_TIMESTAMPS
case 'u': time_fmt = TIME_ACCESS; break;
case 'c': time_fmt = TIME_CHANGE; break;
case 'e': opts |= DISP_FULLTIME; break;
case 'u':
time_fmt = TIME_ACCESS;
break;
case 'c':
time_fmt = TIME_CHANGE;
break;
case 'e':
opts |= DISP_FULLTIME;
break;
#endif
default: goto print_usage_message;
default:
goto print_usage_message;
}
argi++;
}
@@ -483,29 +521,30 @@ ls_main(int argc, char * * argv)
if (display_fmt == FMT_AUTO)
display_fmt = isatty(fileno(stdout)) ? FMT_COLUMNS : FMT_SINGLE;
if (argi < argc - 1)
opts |= DISP_DIRNAME; /* 2 or more items? label directories */
opts |= DISP_DIRNAME; /* 2 or more items? label directories */
#ifdef BB_FEATURE_AUTOWIDTH
/* could add a -w option and/or TIOCGWINSZ call */
if (terminal_width < 1) terminal_width = TERMINAL_WIDTH;
if (terminal_width < 1)
terminal_width = TERMINAL_WIDTH;
for (i = argi; i < argc; i++) {
int len = strlen(argv[i]);
if (column_width < len)
column_width = len;
}
#endif
/* process files specified, or current directory if none */
i=0;
i = 0;
if (argi == argc)
i = list_item(".");
while (argi < argc)
i |= list_item(argv[argi++]);
newline();
exit( i);
exit(i);
print_usage_message:
usage (ls_usage);
exit( FALSE);
print_usage_message:
usage(ls_usage);
exit(FALSE);
}

135
coreutils/mkdir.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini mkdir implementation for busybox
*
@@ -28,14 +29,15 @@
#include <stdio.h>
#include <errno.h>
#include <sys/param.h> /* for PATH_MAX */
#include <sys/param.h> /* for PATH_MAX */
static const char mkdir_usage[] =
"mkdir [OPTION] DIRECTORY...\n\n"
"Create the DIRECTORY(ies), if they do not already exist\n\n"
"Options:\n"
"\t-m\tset permission mode (as in chmod), not rwxrwxrwx - umask\n"
"\t-p\tno error if existing, make parent directories as needed\n";
"mkdir [OPTION] DIRECTORY...\n\n"
"Create the DIRECTORY(ies), if they do not already exist\n\n"
"Options:\n"
"\t-m\tset permission mode (as in chmod), not rwxrwxrwx - umask\n"
"\t-p\tno error if existing, make parent directories as needed\n";
static int parentFlag = FALSE;
@@ -44,71 +46,70 @@ static mode_t mode = 0777;
extern int mkdir_main(int argc, char **argv)
{
int i = FALSE;
argc--;
argv++;
int i = FALSE;
/* Parse any options */
while (argc > 0 && **argv == '-') {
while (i == FALSE && *++(*argv)) {
switch (**argv) {
case 'm':
if (--argc == 0)
usage( mkdir_usage);
/* Find the specified modes */
mode = 0;
if (parse_mode(*(++argv), &mode) == FALSE ) {
fprintf(stderr, "Unknown mode: %s\n", *argv);
exit FALSE;
argc--;
argv++;
/* Parse any options */
while (argc > 0 && **argv == '-') {
while (i == FALSE && *++(*argv)) {
switch (**argv) {
case 'm':
if (--argc == 0)
usage(mkdir_usage);
/* Find the specified modes */
mode = 0;
if (parse_mode(*(++argv), &mode) == FALSE) {
fprintf(stderr, "Unknown mode: %s\n", *argv);
exit FALSE;
}
/* Set the umask for this process so it doesn't
* screw up whatever the user just entered. */
umask(0);
i = TRUE;
break;
case 'p':
parentFlag = TRUE;
break;
default:
usage(mkdir_usage);
}
}
/* Set the umask for this process so it doesn't
* screw up whatever the user just entered. */
umask(0);
i = TRUE;
break;
case 'p':
parentFlag = TRUE;
break;
default:
usage( mkdir_usage);
}
argc--;
argv++;
}
argc--;
argv++;
}
if (argc < 1) {
usage( mkdir_usage);
}
if (argc < 1) {
usage(mkdir_usage);
}
while (argc > 0) {
int status;
struct stat statBuf;
char buf[PATH_MAX + 1];
if (strlen(*argv) > PATH_MAX - 1) {
fprintf(stderr, name_too_long, "mkdir");
exit FALSE;
while (argc > 0) {
int status;
struct stat statBuf;
char buf[PATH_MAX + 1];
if (strlen(*argv) > PATH_MAX - 1) {
fprintf(stderr, name_too_long, "mkdir");
exit FALSE;
}
strcpy(buf, *argv);
status = stat(buf, &statBuf);
if (parentFlag == FALSE && status != -1 && errno != ENOENT) {
fprintf(stderr, "%s: File exists\n", buf);
exit FALSE;
}
if (parentFlag == TRUE) {
strcat(buf, "/");
createPath(buf, mode);
} else {
if (mkdir(buf, mode) != 0 && parentFlag == FALSE) {
perror(buf);
exit FALSE;
}
}
argc--;
argv++;
}
strcpy (buf, *argv);
status = stat(buf, &statBuf);
if (parentFlag == FALSE && status != -1 && errno != ENOENT) {
fprintf(stderr, "%s: File exists\n", buf);
exit FALSE;
}
if (parentFlag == TRUE) {
strcat( buf, "/");
createPath(buf, mode);
}
else {
if (mkdir (buf, mode) != 0 && parentFlag == FALSE) {
perror(buf);
exit FALSE;
}
}
argc--;
argv++;
}
exit TRUE;
exit TRUE;
}

64
coreutils/mkfifo.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini mkfifo implementation for busybox
*
@@ -26,36 +27,43 @@
#include <errno.h>
static const char mkfifo_usage[] = "mkfifo [OPTIONS] name\n\n"
"Create the named fifo\n\n"
"Options:\n"
"\t-m\tcreate the fifo with the specified mode; default = a=rw-umask\n";
"Create the named fifo\n\n"
"Options:\n"
"\t-m\tcreate the fifo with the specified mode; default = a=rw-umask\n";
extern int mkfifo_main(int argc, char **argv)
{
char *thisarg;
mode_t mode = 0666;
argc--;
argv++;
char *thisarg;
mode_t mode = 0666;
/* Parse any options */
while (argc > 1) {
if (**argv != '-') usage(mkfifo_usage);
thisarg = *argv; thisarg++;
switch (*thisarg) {
case 'm':
argc--; argv++;
parse_mode(*argv, &mode);
break;
default:
usage (mkfifo_usage);
}
argc--; argv++;
}
if (argc < 1) usage (mkfifo_usage);
if (mkfifo(*argv, mode) < 0) {
perror("mkfifo");
exit(255);
} else {
exit(TRUE);
}
argc--;
argv++;
/* Parse any options */
while (argc > 1) {
if (**argv != '-')
usage(mkfifo_usage);
thisarg = *argv;
thisarg++;
switch (*thisarg) {
case 'm':
argc--;
argv++;
parse_mode(*argv, &mode);
break;
default:
usage(mkfifo_usage);
}
argc--;
argv++;
}
if (argc < 1)
usage(mkfifo_usage);
if (mkfifo(*argv, mode) < 0) {
perror("mkfifo");
exit(255);
} else {
exit(TRUE);
}
}

39
coreutils/mknod.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini mknod implementation for busybox
*
@@ -28,22 +29,22 @@
#include <unistd.h>
static const char mknod_usage[] = "mknod NAME TYPE MAJOR MINOR\n\n"
"Make block or character special files.\n\n"
"TYPEs include:\n"
"\tb:\tMake a block (buffered) device.\n"
"\tc or u:\tMake a character (un-buffered) device.\n"
"\tp:\tMake a named pipe. Major and minor are ignored for named pipes.\n";
"Make block or character special files.\n\n"
"TYPEs include:\n"
"\tb:\tMake a block (buffered) device.\n"
int
mknod_main(int argc, char** argv)
"\tc or u:\tMake a character (un-buffered) device.\n"
"\tp:\tMake a named pipe. Major and minor are ignored for named pipes.\n";
int mknod_main(int argc, char **argv)
{
mode_t mode = 0;
dev_t dev = 0;
mode_t mode = 0;
dev_t dev = 0;
if ( argc != 5 || **(argv+1) == '-' ) {
usage (mknod_usage);
if (argc != 5 || **(argv + 1) == '-') {
usage(mknod_usage);
}
switch(argv[2][0]) {
switch (argv[2][0]) {
case 'c':
case 'u':
mode = S_IFCHR;
@@ -55,21 +56,21 @@ mknod_main(int argc, char** argv)
mode = S_IFIFO;
break;
default:
usage (mknod_usage);
usage(mknod_usage);
}
if ( mode == S_IFCHR || mode == S_IFBLK ) {
if (mode == S_IFCHR || mode == S_IFBLK) {
dev = (atoi(argv[3]) << 8) | atoi(argv[4]);
if ( argc != 5 ) {
usage (mknod_usage);
if (argc != 5) {
usage(mknod_usage);
}
}
mode |= 0666;
if ( mknod(argv[1], mode, dev) != 0 ) {
if (mknod(argv[1], mode, dev) != 0) {
perror(argv[1]);
return( FALSE);
return (FALSE);
}
return( TRUE);
return (TRUE);
}

608
coreutils/printf.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/* printf - format and print data
Copyright (C) 90, 91, 92, 93, 94, 95, 1996 Free Software Foundation, Inc.
@@ -42,7 +43,7 @@
to convert all of the given arguments.
David MacKenzie <djm@gnu.ai.mit.edu> */
// 19990508 Busy Boxed! Dave Cinege
@@ -84,11 +85,11 @@
#if !defined(S_ISSOCK) && defined(S_IFSOCK)
# define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
#endif
#if !defined(S_ISMPB) && defined(S_IFMPB) /* V7 */
#if !defined(S_ISMPB) && defined(S_IFMPB) /* V7 */
# define S_ISMPB(m) (((m) & S_IFMT) == S_IFMPB)
# define S_ISMPC(m) (((m) & S_IFMT) == S_IFMPC)
#endif
#if !defined(S_ISNWK) && defined(S_IFNWK) /* HP/UX */
#if !defined(S_ISNWK) && defined(S_IFNWK) /* HP/UX */
# define S_ISNWK(m) (((m) & S_IFMT) == S_IFNWK)
#endif
@@ -121,407 +122,358 @@
#define hextobin(c) ((c)>='a'&&(c)<='f' ? (c)-'a'+10 : (c)>='A'&&(c)<='F' ? (c)-'A'+10 : (c)-'0')
#define octtobin(c) ((c) - '0')
static double xstrtod __P ((char *s));
static int print_esc __P ((char *escstart));
static int print_formatted __P ((char *format, int argc, char **argv));
static long xstrtol __P ((char *s));
static unsigned long xstrtoul __P ((char *s));
static void print_direc __P ((char *start, size_t length, int field_width, int precision, char *argument));
static void print_esc_char __P ((int c));
static void print_esc_string __P ((char *str));
static void verify __P ((char *s, char *end));
static double xstrtod __P((char *s));
static int print_esc __P((char *escstart));
static int print_formatted __P((char *format, int argc, char **argv));
static long xstrtol __P((char *s));
static unsigned long xstrtoul __P((char *s));
static void print_direc
__P(
(char *start, size_t length, int field_width, int precision,
char *argument));
static void print_esc_char __P((int c));
static void print_esc_string __P((char *str));
static void verify __P((char *s, char *end));
/* The value to return to the calling program. */
static int exit_status;
static const char printf_usage[] = "printf format [argument...]\n";
static const char printf_usage[] = "printf format [argument...]\n";
int
printf_main(int argc, char** argv)
int printf_main(int argc, char **argv)
{
char *format;
int args_used;
char *format;
int args_used;
exit_status = 0;
if ( argc <= 1 || **(argv+1) == '-' ) {
usage (printf_usage);
}
exit_status = 0;
if (argc <= 1 || **(argv + 1) == '-') {
usage(printf_usage);
}
format = argv[1];
argc -= 2;
argv += 2;
format = argv[1];
argc -= 2;
argv += 2;
do
{
args_used = print_formatted (format, argc, argv);
argc -= args_used;
argv += args_used;
}
while (args_used > 0 && argc > 0);
do {
args_used = print_formatted(format, argc, argv);
argc -= args_used;
argv += args_used;
}
while (args_used > 0 && argc > 0);
/*
if (argc > 0)
fprintf(stderr, "excess args ignored");
*/
exit (exit_status);
exit(exit_status);
}
/* Print the text in FORMAT, using ARGV (with ARGC elements) for
arguments to any `%' directives.
Return the number of elements of ARGV used. */
static int
print_formatted (char *format, int argc, char **argv)
static int print_formatted(char *format, int argc, char **argv)
{
int save_argc = argc; /* Preserve original value. */
char *f; /* Pointer into `format'. */
char *direc_start; /* Start of % directive. */
size_t direc_length; /* Length of % directive. */
int field_width; /* Arg to first '*', or -1 if none. */
int precision; /* Arg to second '*', or -1 if none. */
int save_argc = argc; /* Preserve original value. */
char *f; /* Pointer into `format'. */
char *direc_start; /* Start of % directive. */
size_t direc_length; /* Length of % directive. */
int field_width; /* Arg to first '*', or -1 if none. */
int precision; /* Arg to second '*', or -1 if none. */
for (f = format; *f; ++f)
{
switch (*f)
{
case '%':
direc_start = f++;
direc_length = 1;
field_width = precision = -1;
if (*f == '%')
{
putchar ('%');
break;
}
if (*f == 'b')
{
if (argc > 0)
{
print_esc_string (*argv);
++argv;
--argc;
}
break;
}
if (strchr ("-+ #", *f))
{
++f;
++direc_length;
}
if (*f == '*')
{
++f;
++direc_length;
if (argc > 0)
{
field_width = xstrtoul (*argv);
++argv;
--argc;
}
else
field_width = 0;
}
else
while (ISDIGIT (*f))
{
++f;
++direc_length;
}
if (*f == '.')
{
++f;
++direc_length;
if (*f == '*')
{
++f;
++direc_length;
if (argc > 0)
{
precision = xstrtoul (*argv);
++argv;
--argc;
}
else
precision = 0;
}
else
while (ISDIGIT (*f))
{
++f;
++direc_length;
}
}
if (*f == 'l' || *f == 'L' || *f == 'h')
{
++f;
++direc_length;
}
/*
if (!strchr ("diouxXfeEgGcs", *f))
fprintf(stderr, "%%%c: invalid directive", *f);
*/
++direc_length;
if (argc > 0)
{
print_direc (direc_start, direc_length, field_width,
precision, *argv);
++argv;
--argc;
}
else
print_direc (direc_start, direc_length, field_width,
precision, "");
break;
for (f = format; *f; ++f) {
switch (*f) {
case '%':
direc_start = f++;
direc_length = 1;
field_width = precision = -1;
if (*f == '%') {
putchar('%');
break;
}
if (*f == 'b') {
if (argc > 0) {
print_esc_string(*argv);
++argv;
--argc;
}
break;
}
if (strchr("-+ #", *f)) {
++f;
++direc_length;
}
if (*f == '*') {
++f;
++direc_length;
if (argc > 0) {
field_width = xstrtoul(*argv);
++argv;
--argc;
} else
field_width = 0;
} else
while (ISDIGIT(*f)) {
++f;
++direc_length;
}
if (*f == '.') {
++f;
++direc_length;
if (*f == '*') {
++f;
++direc_length;
if (argc > 0) {
precision = xstrtoul(*argv);
++argv;
--argc;
} else
precision = 0;
} else
while (ISDIGIT(*f)) {
++f;
++direc_length;
}
}
if (*f == 'l' || *f == 'L' || *f == 'h') {
++f;
++direc_length;
}
/*
if (!strchr ("diouxXfeEgGcs", *f))
fprintf(stderr, "%%%c: invalid directive", *f);
*/
++direc_length;
if (argc > 0) {
print_direc(direc_start, direc_length, field_width,
precision, *argv);
++argv;
--argc;
} else
print_direc(direc_start, direc_length, field_width,
precision, "");
break;
case '\\':
f += print_esc (f);
break;
case '\\':
f += print_esc(f);
break;
default:
putchar (*f);
default:
putchar(*f);
}
}
}
return save_argc - argc;
return save_argc - argc;
}
/* Print a \ escape sequence starting at ESCSTART.
Return the number of characters in the escape sequence
besides the backslash. */
static int
print_esc (char *escstart)
static int print_esc(char *escstart)
{
register char *p = escstart + 1;
int esc_value = 0; /* Value of \nnn escape. */
int esc_length; /* Length of \nnn escape. */
register char *p = escstart + 1;
int esc_value = 0; /* Value of \nnn escape. */
int esc_length; /* Length of \nnn escape. */
/* \0ooo and \xhhh escapes have maximum length of 3 chars. */
if (*p == 'x')
{
for (esc_length = 0, ++p;
esc_length < 3 && ISXDIGIT (*p);
++esc_length, ++p)
esc_value = esc_value * 16 + hextobin (*p);
/* \0ooo and \xhhh escapes have maximum length of 3 chars. */
if (*p == 'x') {
for (esc_length = 0, ++p;
esc_length < 3 && ISXDIGIT(*p); ++esc_length, ++p)
esc_value = esc_value * 16 + hextobin(*p);
/* if (esc_length == 0)
fprintf(stderr, "missing hex in esc");
*/
putchar (esc_value);
}
else if (*p == '0')
{
for (esc_length = 0, ++p;
esc_length < 3 && isodigit (*p);
++esc_length, ++p)
esc_value = esc_value * 8 + octtobin (*p);
putchar (esc_value);
}
else if (strchr ("\"\\abcfnrtv", *p))
print_esc_char (*p++);
putchar(esc_value);
} else if (*p == '0') {
for (esc_length = 0, ++p;
esc_length < 3 && isodigit(*p); ++esc_length, ++p)
esc_value = esc_value * 8 + octtobin(*p);
putchar(esc_value);
} else if (strchr("\"\\abcfnrtv", *p))
print_esc_char(*p++);
/* else
fprintf(stderr, "\\%c: invalid esc", *p);
*/
return p - escstart - 1;
return p - escstart - 1;
}
/* Output a single-character \ escape. */
static void
print_esc_char (int c)
static void print_esc_char(int c)
{
switch (c)
{
case 'a': /* Alert. */
putchar (7);
break;
case 'b': /* Backspace. */
putchar (8);
break;
case 'c': /* Cancel the rest of the output. */
exit (0);
break;
case 'f': /* Form feed. */
putchar (12);
break;
case 'n': /* New line. */
putchar (10);
break;
case 'r': /* Carriage return. */
putchar (13);
break;
case 't': /* Horizontal tab. */
putchar (9);
break;
case 'v': /* Vertical tab. */
putchar (11);
break;
default:
putchar (c);
break;
}
switch (c) {
case 'a': /* Alert. */
putchar(7);
break;
case 'b': /* Backspace. */
putchar(8);
break;
case 'c': /* Cancel the rest of the output. */
exit(0);
break;
case 'f': /* Form feed. */
putchar(12);
break;
case 'n': /* New line. */
putchar(10);
break;
case 'r': /* Carriage return. */
putchar(13);
break;
case 't': /* Horizontal tab. */
putchar(9);
break;
case 'v': /* Vertical tab. */
putchar(11);
break;
default:
putchar(c);
break;
}
}
/* Print string STR, evaluating \ escapes. */
static void
print_esc_string (char *str)
static void print_esc_string(char *str)
{
for (; *str; str++)
if (*str == '\\')
str += print_esc (str);
else
putchar (*str);
for (; *str; str++)
if (*str == '\\')
str += print_esc(str);
else
putchar(*str);
}
static void
print_direc (char *start, size_t length, int field_width, int precision, char *argument)
print_direc(char *start, size_t length, int field_width, int precision,
char *argument)
{
char *p; /* Null-terminated copy of % directive. */
char *p; /* Null-terminated copy of % directive. */
p = xmalloc ((unsigned) (length + 1));
strncpy (p, start, length);
p[length] = 0;
p = xmalloc((unsigned) (length + 1));
strncpy(p, start, length);
p[length] = 0;
switch (p[length - 1])
{
case 'd':
case 'i':
if (field_width < 0)
{
if (precision < 0)
printf (p, xstrtol (argument));
else
printf (p, precision, xstrtol (argument));
}
else
{
if (precision < 0)
printf (p, field_width, xstrtol (argument));
else
printf (p, field_width, precision, xstrtol (argument));
}
break;
switch (p[length - 1]) {
case 'd':
case 'i':
if (field_width < 0) {
if (precision < 0)
printf(p, xstrtol(argument));
else
printf(p, precision, xstrtol(argument));
} else {
if (precision < 0)
printf(p, field_width, xstrtol(argument));
else
printf(p, field_width, precision, xstrtol(argument));
}
break;
case 'o':
case 'u':
case 'x':
case 'X':
if (field_width < 0)
{
if (precision < 0)
printf (p, xstrtoul (argument));
else
printf (p, precision, xstrtoul (argument));
}
else
{
if (precision < 0)
printf (p, field_width, xstrtoul (argument));
else
printf (p, field_width, precision, xstrtoul (argument));
}
break;
case 'o':
case 'u':
case 'x':
case 'X':
if (field_width < 0) {
if (precision < 0)
printf(p, xstrtoul(argument));
else
printf(p, precision, xstrtoul(argument));
} else {
if (precision < 0)
printf(p, field_width, xstrtoul(argument));
else
printf(p, field_width, precision, xstrtoul(argument));
}
break;
case 'f':
case 'e':
case 'E':
case 'g':
case 'G':
if (field_width < 0)
{
if (precision < 0)
printf (p, xstrtod (argument));
else
printf (p, precision, xstrtod (argument));
}
else
{
if (precision < 0)
printf (p, field_width, xstrtod (argument));
else
printf (p, field_width, precision, xstrtod (argument));
}
break;
case 'f':
case 'e':
case 'E':
case 'g':
case 'G':
if (field_width < 0) {
if (precision < 0)
printf(p, xstrtod(argument));
else
printf(p, precision, xstrtod(argument));
} else {
if (precision < 0)
printf(p, field_width, xstrtod(argument));
else
printf(p, field_width, precision, xstrtod(argument));
}
break;
case 'c':
printf (p, *argument);
break;
case 'c':
printf(p, *argument);
break;
case 's':
if (field_width < 0)
{
if (precision < 0)
printf (p, argument);
else
printf (p, precision, argument);
case 's':
if (field_width < 0) {
if (precision < 0)
printf(p, argument);
else
printf(p, precision, argument);
} else {
if (precision < 0)
printf(p, field_width, argument);
else
printf(p, field_width, precision, argument);
}
break;
}
else
{
if (precision < 0)
printf (p, field_width, argument);
else
printf (p, field_width, precision, argument);
}
break;
}
free (p);
free(p);
}
static unsigned long
xstrtoul (char *s)
static unsigned long xstrtoul(char *s)
{
char *end;
unsigned long val;
char *end;
unsigned long val;
errno = 0;
val = strtoul (s, &end, 0);
verify (s, end);
return val;
errno = 0;
val = strtoul(s, &end, 0);
verify(s, end);
return val;
}
static long
xstrtol (char *s)
static long xstrtol(char *s)
{
char *end;
long val;
char *end;
long val;
errno = 0;
val = strtol (s, &end, 0);
verify (s, end);
return val;
errno = 0;
val = strtol(s, &end, 0);
verify(s, end);
return val;
}
static double
xstrtod (char *s)
static double xstrtod(char *s)
{
char *end;
double val;
char *end;
double val;
errno = 0;
val = strtod (s, &end);
verify (s, end);
return val;
errno = 0;
val = strtod(s, &end);
verify(s, end);
return val;
}
static void
verify (char *s, char *end)
static void verify(char *s, char *end)
{
if (errno)
{
fprintf(stderr, "%s", s);
exit_status = 1;
}
else if (*end)
{
/*
if (s == end)
fprintf(stderr, "%s: expected numeric", s);
else
fprintf(stderr, "%s: not completely converted", s);
*/
exit_status = 1;
}
if (errno) {
fprintf(stderr, "%s", s);
exit_status = 1;
} else if (*end) {
/*
if (s == end)
fprintf(stderr, "%s: expected numeric", s);
else
fprintf(stderr, "%s: not completely converted", s);
*/
exit_status = 1;
}
}

12
coreutils/pwd.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini pwd implementation for busybox
*
@@ -25,16 +26,15 @@
#include <dirent.h>
#include <sys/param.h>
extern int
pwd_main(int argc, char * * argv)
extern int pwd_main(int argc, char **argv)
{
char buf[PATH_MAX + 1];
char buf[PATH_MAX + 1];
if ( getcwd(buf, sizeof(buf)) == NULL ) {
if (getcwd(buf, sizeof(buf)) == NULL) {
perror("get working directory");
exit( FALSE);
exit(FALSE);
}
printf("%s\n", buf);
exit( TRUE);
exit(TRUE);
}

102
coreutils/rm.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini rm implementation for busybox
*
@@ -28,11 +29,12 @@
#include <dirent.h>
#include <errno.h>
static const char* rm_usage = "rm [OPTION]... FILE...\n\n"
"Remove (unlink) the FILE(s).\n\n"
"Options:\n"
"\t-f\t\tremove existing destinations, never prompt\n"
"\t-r or -R\tremove the contents of directories recursively\n";
static const char *rm_usage = "rm [OPTION]... FILE...\n\n"
"Remove (unlink) the FILE(s).\n\n"
"Options:\n"
"\t-f\t\tremove existing destinations, never prompt\n"
"\t-r or -R\tremove the contents of directories recursively\n";
static int recursiveFlag = FALSE;
@@ -40,63 +42,63 @@ static int forceFlag = FALSE;
static const char *srcName;
static int fileAction(const char *fileName, struct stat* statbuf)
static int fileAction(const char *fileName, struct stat *statbuf)
{
if (unlink( fileName) < 0 ) {
perror( fileName);
return ( FALSE);
}
return ( TRUE);
if (unlink(fileName) < 0) {
perror(fileName);
return (FALSE);
}
return (TRUE);
}
static int dirAction(const char *fileName, struct stat* statbuf)
static int dirAction(const char *fileName, struct stat *statbuf)
{
if (rmdir( fileName) < 0 ) {
perror( fileName);
return ( FALSE);
}
return ( TRUE);
if (rmdir(fileName) < 0) {
perror(fileName);
return (FALSE);
}
return (TRUE);
}
extern int rm_main(int argc, char **argv)
{
struct stat statbuf;
struct stat statbuf;
if (argc < 2) {
usage( rm_usage);
}
argc--;
argv++;
/* Parse any options */
while (**argv == '-') {
while (*++(*argv))
switch (**argv) {
case 'R':
case 'r':
recursiveFlag = TRUE;
break;
case 'f':
forceFlag = TRUE;
break;
default:
usage( rm_usage);
}
if (argc < 2) {
usage(rm_usage);
}
argc--;
argv++;
}
while (argc-- > 0) {
srcName = *(argv++);
if (forceFlag == TRUE && lstat(srcName, &statbuf) != 0 && errno == ENOENT) {
/* do not reports errors for non-existent files if -f, just skip them */
/* Parse any options */
while (**argv == '-') {
while (*++(*argv))
switch (**argv) {
case 'R':
case 'r':
recursiveFlag = TRUE;
break;
case 'f':
forceFlag = TRUE;
break;
default:
usage(rm_usage);
}
argc--;
argv++;
}
else {
if (recursiveAction( srcName, recursiveFlag, FALSE,
TRUE, fileAction, dirAction) == FALSE) {
exit( FALSE);
}
while (argc-- > 0) {
srcName = *(argv++);
if (forceFlag == TRUE && lstat(srcName, &statbuf) != 0
&& errno == ENOENT) {
/* do not reports errors for non-existent files if -f, just skip them */
} else {
if (recursiveAction(srcName, recursiveFlag, FALSE,
TRUE, fileAction, dirAction) == FALSE) {
exit(FALSE);
}
}
}
}
exit( TRUE);
exit(TRUE);
}

22
coreutils/rmdir.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini rmdir implementation for busybox
*
@@ -28,15 +29,16 @@
extern int rmdir_main(int argc, char **argv)
{
if ( argc==1 || **(argv+1) == '-' ) {
usage( "rmdir [OPTION]... DIRECTORY...\n\nRemove the DIRECTORY(ies), if they are empty.\n");
}
while (--argc > 0) {
if ( rmdir(*(++argv)) == -1 ) {
fprintf(stderr, "%s: %s\n", *argv, strerror(errno));
exit(FALSE);
if (argc == 1 || **(argv + 1) == '-') {
usage
("rmdir [OPTION]... DIRECTORY...\n\nRemove the DIRECTORY(ies), if they are empty.\n");
}
}
exit(TRUE);
while (--argc > 0) {
if (rmdir(*(++argv)) == -1) {
fprintf(stderr, "%s: %s\n", *argv, strerror(errno));
exit(FALSE);
}
}
exit(TRUE);
}

19
coreutils/sleep.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini sleep implementation for busybox
*
@@ -23,19 +24,17 @@
#include "internal.h"
#include <stdio.h>
const char sleep_usage[] = "sleep N\n\n"
"Pause for N seconds.\n";
const char sleep_usage[] = "sleep N\n\n" "Pause for N seconds.\n";
extern int
sleep_main(int argc, char * * argv)
extern int sleep_main(int argc, char **argv)
{
if ( (argc < 2) || (**(argv+1) == '-') ) {
usage( sleep_usage );
if ((argc < 2) || (**(argv + 1) == '-')) {
usage(sleep_usage);
}
if ( sleep(atoi(*(++argv))) != 0 ) {
perror( "sleep");
exit (FALSE);
if (sleep(atoi(*(++argv))) != 0) {
perror("sleep");
exit(FALSE);
} else
exit (TRUE);
exit(TRUE);
}

369
coreutils/sort.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini sort implementation for busybox
*
@@ -28,29 +29,27 @@
#include <stdio.h>
#include <errno.h>
static const char sort_usage[] =
"sort [OPTION]... [FILE]...\n\n"
;
static const char sort_usage[] = "sort [OPTION]... [FILE]...\n\n";
/* typedefs _______________________________________________________________ */
/* line node */
typedef struct Line {
char *data; /* line data */
struct Line *next; /* pointer to next line node */
char *data; /* line data */
struct Line *next; /* pointer to next line node */
} Line;
/* singly-linked list of lines */
typedef struct {
int len; /* number of Lines */
Line **sorted; /* array fed to qsort */
int len; /* number of Lines */
Line **sorted; /* array fed to qsort */
Line *head; /* head of List */
Line *current; /* current Line */
Line *head; /* head of List */
Line *current; /* current Line */
} List;
/* comparison function */
typedef int (Compare)(const void *, const void *);
typedef int (Compare) (const void *, const void *);
/* methods ________________________________________________________________ */
@@ -58,175 +57,176 @@ typedef int (Compare)(const void *, const void *);
static const int max = 1024;
/* mallocate Line */
static Line *
line_alloc()
static Line *line_alloc()
{
Line *self;
self = malloc(1 * sizeof(Line));
return self;
Line *self;
self = malloc(1 * sizeof(Line));
return self;
}
/* Initialize Line with string */
static Line *
line_init(Line *self, const char *string)
static Line *line_init(Line * self, const char *string)
{
self->data = malloc((strlen(string) + 1) * sizeof(char));
if (self->data == NULL) { return NULL; }
strcpy(self->data, string);
self->next = NULL;
return self;
self->data = malloc((strlen(string) + 1) * sizeof(char));
if (self->data == NULL) {
return NULL;
}
strcpy(self->data, string);
self->next = NULL;
return self;
}
/* Construct Line from FILE* */
static Line *
line_newFromFile(FILE *src)
static Line *line_newFromFile(FILE * src)
{
char buffer[max];
Line *self;
char buffer[max];
Line *self;
if (fgets(buffer, max, src)) {
self = line_alloc();
if (self == NULL) { return NULL; }
line_init(self, buffer);
return self;
}
return NULL;
if (fgets(buffer, max, src)) {
self = line_alloc();
if (self == NULL) {
return NULL;
}
line_init(self, buffer);
return self;
}
return NULL;
}
/* Line destructor */
static Line *
line_release(Line *self)
static Line *line_release(Line * self)
{
if (self->data) {
free(self->data);
free(self);
}
return self;
if (self->data) {
free(self->data);
free(self);
}
return self;
}
/* Comparison */
/* ascii order */
static int
compare_ascii(const void *a, const void *b)
static int compare_ascii(const void *a, const void *b)
{
Line **doh;
Line *x, *y;
Line **doh;
Line *x, *y;
doh = (Line **) a;
x = *doh;
doh = (Line **) b;
y = *doh;
doh = (Line **) a;
x = *doh;
doh = (Line **) b;
y = *doh;
// fprintf(stdout, "> %p: %s< %p: %s", x, x->data, y, y->data);
return strcmp(x->data, y->data);
// fprintf(stdout, "> %p: %s< %p: %s", x, x->data, y, y->data);
return strcmp(x->data, y->data);
}
/* numeric order */
static int
compare_numeric(const void *a, const void *b)
static int compare_numeric(const void *a, const void *b)
{
Line **doh;
Line *x, *y;
int xint, yint;
Line **doh;
Line *x, *y;
int xint, yint;
doh = (Line **) a;
x = *doh;
doh = (Line **) b;
y = *doh;
doh = (Line **) a;
x = *doh;
doh = (Line **) b;
y = *doh;
xint = strtoul(x->data, NULL, 10);
yint = strtoul(y->data, NULL, 10);
xint = strtoul(x->data, NULL, 10);
yint = strtoul(y->data, NULL, 10);
return (xint - yint);
return (xint - yint);
}
/* List */
/* */
static List *
list_init(List *self)
static List *list_init(List * self)
{
self->len = 0;
self->sorted = NULL;
self->head = NULL;
self->current = NULL;
return self;
self->len = 0;
self->sorted = NULL;
self->head = NULL;
self->current = NULL;
return self;
}
/* for simplicity, the List gains ownership of the line */
static List *
list_insert(List *self, Line *line)
static List *list_insert(List * self, Line * line)
{
if (line == NULL) { return NULL; }
if (line == NULL) {
return NULL;
}
/* first insertion */
if (self->head == NULL) {
self->head = line;
self->current = line;
/* first insertion */
if (self->head == NULL) {
self->head = line;
self->current = line;
/* all subsequent insertions */
} else {
self->current->next = line;
self->current = line;
}
self->len++;
return self;
/* all subsequent insertions */
} else {
self->current->next = line;
self->current = line;
}
self->len++;
return self;
}
/* order the list according to compare() */
static List *
list_sort(List *self, Compare *compare)
static List *list_sort(List * self, Compare * compare)
{
int i;
Line *line;
int i;
Line *line;
/* mallocate array of Line*s */
self->sorted = (Line **) malloc(self->len * sizeof(Line*));
if (self->sorted == NULL) { return NULL; }
/* mallocate array of Line*s */
self->sorted = (Line **) malloc(self->len * sizeof(Line *));
if (self->sorted == NULL) {
return NULL;
}
/* fill array w/ List's contents */
i = 0;
line = self->head;
while (line) {
self->sorted[i++] = line;
line = line->next;
}
/* fill array w/ List's contents */
i = 0;
line = self->head;
while (line) {
self->sorted[i++] = line;
line = line->next;
}
/* apply qsort */
qsort(self->sorted, self->len, sizeof(Line*), compare);
return self;
/* apply qsort */
qsort(self->sorted, self->len, sizeof(Line *), compare);
return self;
}
/* precondition: list must be sorted */
static List *
list_writeToFile(List *self, FILE* dst)
static List *list_writeToFile(List * self, FILE * dst)
{
int i;
Line **line = self->sorted;
int i;
Line **line = self->sorted;
if (self->sorted == NULL) { return NULL; }
for (i = 0; i < self->len; i++) {
fprintf(dst, "%s", line[i]->data);
}
return self;
if (self->sorted == NULL) {
return NULL;
}
for (i = 0; i < self->len; i++) {
fprintf(dst, "%s", line[i]->data);
}
return self;
}
/* deallocate */
static void
list_release(List *self)
static void list_release(List * self)
{
Line *i;
Line *die;
Line *i;
Line *die;
i = self->head;
while (i) {
die = i;
i = die->next;
line_release(die);
}
i = self->head;
while (i) {
die = i;
i = die->next;
line_release(die);
}
}
@@ -237,76 +237,77 @@ list_release(List *self)
* and finally print it
*/
int
sort_main(int argc, char **argv)
int sort_main(int argc, char **argv)
{
int i;
char opt;
List list;
Line *l;
Compare *compare;
int i;
char opt;
List list;
Line *l;
Compare *compare;
/* init */
compare = compare_ascii;
list_init(&list);
/* init */
compare = compare_ascii;
list_init(&list);
/* parse argv[] */
for (i = 1; i < argc; i++) {
if (argv[i][0] == '-') {
opt = argv[i][1];
switch (opt) {
case 'g':
/* what's the diff between -g && -n? */
compare = compare_numeric;
break;
case 'h':
usage(sort_usage);
break;
case 'n':
/* what's the diff between -g && -n? */
compare = compare_numeric;
break;
case 'r':
/* reverse */
break;
default:
fprintf(stderr, "sort: invalid option -- %c\n", opt);
usage(sort_usage);
}
/* parse argv[] */
for (i = 1; i < argc; i++) {
if (argv[i][0] == '-') {
opt = argv[i][1];
switch (opt) {
case 'g':
/* what's the diff between -g && -n? */
compare = compare_numeric;
break;
case 'h':
usage(sort_usage);
break;
case 'n':
/* what's the diff between -g && -n? */
compare = compare_numeric;
break;
case 'r':
/* reverse */
break;
default:
fprintf(stderr, "sort: invalid option -- %c\n", opt);
usage(sort_usage);
}
} else {
break;
}
}
/* this could be factored better */
/* work w/ stdin */
if (i >= argc) {
while ((l = line_newFromFile(stdin))) {
list_insert(&list, l);
}
list_sort(&list, compare);
list_writeToFile(&list, stdout);
list_release(&list);
/* work w/ what's left in argv[] */
} else {
break;
FILE *src;
for (; i < argc; i++) {
src = fopen(argv[i], "r");
if (src == NULL) {
break;
}
while ((l = line_newFromFile(src))) {
list_insert(&list, l);
}
fclose(src);
}
list_sort(&list, compare);
list_writeToFile(&list, stdout);
list_release(&list);
}
}
/* this could be factored better */
/* work w/ stdin */
if (i >= argc) {
while ( (l = line_newFromFile(stdin))) {
list_insert(&list, l);
}
list_sort(&list, compare);
list_writeToFile(&list, stdout);
list_release(&list);
/* work w/ what's left in argv[] */
} else {
FILE *src;
for ( ; i < argc; i++) {
src = fopen(argv[i], "r");
if (src == NULL) { break; }
while ( (l = line_newFromFile(src))) {
list_insert(&list, l);
}
fclose(src);
}
list_sort(&list, compare);
list_writeToFile(&list, stdout);
list_release(&list);
}
exit(0);
exit(0);
}
/* $Id: sort.c,v 1.10 2000/02/07 05:29:42 erik Exp $ */
/* $Id: sort.c,v 1.11 2000/02/08 19:58:47 erik Exp $ */

13
coreutils/sync.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini sync implementation for busybox
*
@@ -23,12 +24,10 @@
#include "internal.h"
#include <stdio.h>
extern int
sync_main(int argc, char * * argv)
extern int sync_main(int argc, char **argv)
{
if ( argc>1 && **(argv+1) == '-' ) {
usage( "sync\n\nWrite all buffered filesystem blocks to disk.\n");
}
exit( sync());
if (argc > 1 && **(argv + 1) == '-') {
usage("sync\n\nWrite all buffered filesystem blocks to disk.\n");
}
exit(sync());
}

1659
coreutils/tail.c
View File

File diff suppressed because it is too large Load Diff

125
coreutils/tee.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini tee implementation for busybox
*
@@ -25,102 +26,100 @@
#include <stdio.h>
static const char tee_usage[] =
"tee [OPTION]... [FILE]...\n\n"
"Copy standard input to each FILE, and also to standard output.\n\n"
"Options:\n"
"\t-a\tappend to the given FILEs, do not overwrite\n"
"tee [OPTION]... [FILE]...\n\n"
"Copy standard input to each FILE, and also to standard output.\n\n"
"Options:\n" "\t-a\tappend to the given FILEs, do not overwrite\n"
#if 0
"\t-i\tignore interrupt signals\n"
"\t-i\tignore interrupt signals\n"
#endif
;
;
/* FileList _______________________________________________________________ */
#define FL_MAX 1024
static FILE *FileList[FL_MAX];
static int FL_end;
static int FL_end;
typedef void (FL_Function) (FILE * file, char c);
typedef void (FL_Function)(FILE *file, char c);
/* apply a function to everything in FileList */
static void
FL_apply(FL_Function *f, char c)
static void FL_apply(FL_Function * f, char c)
{
int i;
for (i = 0; i <= FL_end; i++) {
f(FileList[i], c);
}
int i;
for (i = 0; i <= FL_end; i++) {
f(FileList[i], c);
}
}
/* FL_Function for writing to files*/
static void
tee_fwrite(FILE *file, char c)
static void tee_fwrite(FILE * file, char c)
{
fputc(c, file);
fputc(c, file);
}
/* FL_Function for closing files */
static void
tee_fclose(FILE *file, char c)
static void tee_fclose(FILE * file, char c)
{
fclose(file);
fclose(file);
}
/* ________________________________________________________________________ */
/* BusyBoxed tee(1) */
int
tee_main(int argc, char **argv)
int tee_main(int argc, char **argv)
{
int i;
char c;
char opt;
char opt_fopen[2] = "w";
FILE *file;
int i;
char c;
char opt;
char opt_fopen[2] = "w";
FILE *file;
/* parse argv[] */
for (i = 1; i < argc; i++) {
if (argv[i][0] == '-') {
opt = argv[i][1];
switch (opt) {
case 'a':
opt_fopen[0] = 'a';
break;
/* parse argv[] */
for (i = 1; i < argc; i++) {
if (argv[i][0] == '-') {
opt = argv[i][1];
switch (opt) {
case 'a':
opt_fopen[0] = 'a';
break;
#if 0
case 'i':
fprintf(stderr, "ignore interrupt not implemented\n");
break;
case 'i':
fprintf(stderr, "ignore interrupt not implemented\n");
break;
#endif
default:
usage(tee_usage);
}
} else {
break;
default:
usage(tee_usage);
}
} else {
break;
}
}
}
/* init FILE pointers */
FL_end = 0;
FileList[0] = stdout;
for ( ; i < argc; i++) {
/* add a file to FileList */
file = fopen(argv[i], opt_fopen);
if (!file) { continue; }
if (FL_end < FL_MAX) {
FileList[++FL_end] = file;
/* init FILE pointers */
FL_end = 0;
FileList[0] = stdout;
for (; i < argc; i++) {
/* add a file to FileList */
file = fopen(argv[i], opt_fopen);
if (!file) {
continue;
}
if (FL_end < FL_MAX) {
FileList[++FL_end] = file;
}
}
}
/* read and redirect */
while ((c = (char) getchar()) && (!feof(stdin))) {
FL_apply(tee_fwrite, c);
}
/* read and redirect */
while ((c = (char) getchar()) && (!feof(stdin))) {
FL_apply(tee_fwrite, c);
}
/* clean up */
FL_apply(tee_fclose, 0);
exit(0);
/* clean up */
FL_apply(tee_fclose, 0);
exit(0);
}
/* $Id: tee.c,v 1.5 2000/02/07 05:29:42 erik Exp $ */
/* $Id: tee.c,v 1.6 2000/02/08 19:58:47 erik Exp $ */

79
coreutils/touch.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini touch implementation for busybox
*
@@ -31,56 +32,50 @@
static const char touch_usage[] = "touch [-c] file [file ...]\n\n"
"Update the last-modified date on the given file[s].\n";
"Update the last-modified date on the given file[s].\n";
extern int
touch_main(int argc, char **argv)
extern int touch_main(int argc, char **argv)
{
int fd;
int create=TRUE;
int fd;
int create = TRUE;
if (argc < 2) {
usage( touch_usage);
}
argc--;
argv++;
/* Parse options */
while (**argv == '-') {
while (*++(*argv)) switch (**argv) {
case 'c':
create = FALSE;
break;
default:
usage( touch_usage);
exit( FALSE);
if (argc < 2) {
usage(touch_usage);
}
argc--;
argv++;
}
fd = open (*argv, (create==FALSE)? O_RDWR : O_RDWR | O_CREAT, 0644);
if (fd < 0 ) {
if (create==FALSE && errno == ENOENT)
exit( TRUE);
else {
perror("touch");
exit( FALSE);
/* Parse options */
while (**argv == '-') {
while (*++(*argv))
switch (**argv) {
case 'c':
create = FALSE;
break;
default:
usage(touch_usage);
exit(FALSE);
}
argc--;
argv++;
}
}
close( fd);
if (utime (*argv, NULL)) {
perror("touch");
exit( FALSE);
}
else
exit( TRUE);
fd = open(*argv, (create == FALSE) ? O_RDWR : O_RDWR | O_CREAT, 0644);
if (fd < 0) {
if (create == FALSE && errno == ENOENT)
exit(TRUE);
else {
perror("touch");
exit(FALSE);
}
}
close(fd);
if (utime(*argv, NULL)) {
perror("touch");
exit(FALSE);
} else
exit(TRUE);
}

25
coreutils/tty.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini tty implementation for busybox
*
@@ -24,19 +25,23 @@
#include <sys/types.h>
static const char tty_usage[] = "tty\n\n"
"Print the file name of the terminal connected to standard input.\n"
"\t-s\tprint nothing, only return an exit status\n";
"Print the file name of the terminal connected to standard input.\n"
extern int tty_main(int argc, char **argv) {
"\t-s\tprint nothing, only return an exit status\n";
extern int tty_main(int argc, char **argv)
{
char *tty;
if (argc > 1) {
if (argv[1][0] != '-' || argv[1][1] != 's') usage (tty_usage);
if (argv[1][0] != '-' || argv[1][1] != 's')
usage(tty_usage);
} else {
tty = ttyname(0);
if (tty)
puts(tty);
else
puts("not a tty");
}
else {
tty = ttyname (0);
if (tty) puts (tty);
else puts ("not a tty");
}
exit (isatty (0) ? TRUE : FALSE);
exit(isatty(0) ? TRUE : FALSE);
}

137
coreutils/uname.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/* uname -- print system information
Copyright (C) 1989-1999 Free Software Foundation, Inc.
@@ -41,16 +42,17 @@
static const char uname_usage[] =
"uname [OPTION]...\n\n"
"Print certain system information. With no OPTION, same as -s.\n\n"
"Options:\n"
"\t-a\tprint all information\n"
"\t-m\tthe machine (hardware) type\n"
"\t-n\tprint the machine's network node hostname\n"
"\t-r\tprint the operating system release\n"
"\t-s\tprint the operating system name\n"
"\t-p\tprint the host processor type\n"
"\t-v\tprint the operating system version\n";
"uname [OPTION]...\n\n"
"Print certain system information. With no OPTION, same as -s.\n\n"
"Options:\n"
"\t-a\tprint all information\n"
"\t-m\tthe machine (hardware) type\n"
"\t-n\tprint the machine's network node hostname\n"
"\t-r\tprint the operating system release\n"
"\t-s\tprint the operating system name\n"
"\t-p\tprint the host processor type\n"
"\t-v\tprint the operating system version\n";
static void print_element(unsigned int mask, char *element);
@@ -80,77 +82,78 @@ static unsigned char toprint;
int uname_main(int argc, char **argv)
{
struct utsname name;
char processor[256];
struct utsname name;
char processor[256];
#if defined(__sparc__) && defined(__linux__)
char *fake_sparc = getenv("FAKE_SPARC");
char *fake_sparc = getenv("FAKE_SPARC");
#endif
toprint = 0;
toprint = 0;
/* Parse any options */
//fprintf(stderr, "argc=%d, argv=%s\n", argc, *argv);
while (--argc > 0 && **(++argv) == '-') {
while (*(++(*argv))) {
switch (**argv) {
case 's':
toprint |= PRINT_SYSNAME;
break;
case 'n':
toprint |= PRINT_NODENAME;
break;
case 'r':
toprint |= PRINT_RELEASE;
break;
case 'v':
toprint |= PRINT_VERSION;
break;
case 'm':
toprint |= PRINT_MACHINE;
break;
case 'p':
toprint |= PRINT_PROCESSOR;
break;
case 'a':
toprint = (PRINT_SYSNAME | PRINT_NODENAME | PRINT_RELEASE |
PRINT_PROCESSOR | PRINT_VERSION |
PRINT_MACHINE);
break;
default:
usage(uname_usage);
}
/* Parse any options */
//fprintf(stderr, "argc=%d, argv=%s\n", argc, *argv);
while (--argc > 0 && **(++argv) == '-') {
while (*(++(*argv))) {
switch (**argv) {
case 's':
toprint |= PRINT_SYSNAME;
break;
case 'n':
toprint |= PRINT_NODENAME;
break;
case 'r':
toprint |= PRINT_RELEASE;
break;
case 'v':
toprint |= PRINT_VERSION;
break;
case 'm':
toprint |= PRINT_MACHINE;
break;
case 'p':
toprint |= PRINT_PROCESSOR;
break;
case 'a':
toprint = (PRINT_SYSNAME | PRINT_NODENAME | PRINT_RELEASE |
PRINT_PROCESSOR | PRINT_VERSION |
PRINT_MACHINE);
break;
default:
usage(uname_usage);
}
}
}
}
if (toprint == 0)
toprint = PRINT_SYSNAME;
if (toprint == 0)
toprint = PRINT_SYSNAME;
if (uname(&name) == -1)
perror("cannot get system name");
if (uname(&name) == -1)
perror("cannot get system name");
#if defined (HAVE_SYSINFO) && defined (SI_ARCHITECTURE)
if (sysinfo(SI_ARCHITECTURE, processor, sizeof(processor)) == -1)
perror("cannot get processor type");
if (sysinfo(SI_ARCHITECTURE, processor, sizeof(processor)) == -1)
perror("cannot get processor type");
}
#else
strcpy(processor, "unknown");
strcpy(processor, "unknown");
#endif
#if defined(__sparc__) && defined(__linux__)
if (fake_sparc != NULL
&& (fake_sparc[0] == 'y'
|| fake_sparc[0] == 'Y')) strcpy(name.machine, "sparc");
if (fake_sparc != NULL
&& (fake_sparc[0] == 'y'
|| fake_sparc[0] == 'Y')) strcpy(name.machine, "sparc");
#endif
print_element(PRINT_SYSNAME, name.sysname);
print_element(PRINT_NODENAME, name.nodename);
print_element(PRINT_RELEASE, name.release);
print_element(PRINT_VERSION, name.version);
print_element(PRINT_MACHINE, name.machine);
print_element(PRINT_PROCESSOR, processor);
print_element(PRINT_SYSNAME, name.sysname);
print_element(PRINT_NODENAME, name.nodename);
print_element(PRINT_RELEASE, name.release);
print_element(PRINT_VERSION, name.version);
print_element(PRINT_MACHINE, name.machine);
print_element(PRINT_PROCESSOR, processor);
exit(TRUE);
exit(TRUE);
}
/* If the name element set in MASK is selected for printing in `toprint',
@@ -159,8 +162,8 @@ int uname_main(int argc, char **argv)
static void print_element(unsigned int mask, char *element)
{
if (toprint & mask) {
toprint &= ~mask;
printf("%s%c", element, toprint ? ' ' : '\n');
}
if (toprint & mask) {
toprint &= ~mask;
printf("%s%c", element, toprint ? ' ' : '\n');
}
}

225
coreutils/uniq.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini uniq implementation for busybox
*
@@ -27,119 +28,116 @@
#include <errno.h>
static const char uniq_usage[] =
"uniq [OPTION]... [INPUT [OUTPUT]]\n"
"Discard all but one of successive identical lines from INPUT (or\n"
"standard input), writing to OUTPUT (or standard output).\n"
"\n"
"\t-h\tdisplay this help and exit\n"
"\n"
"A field is a run of whitespace, then non-whitespace characters.\n"
"Fields are skipped before chars.\n"
;
"uniq [OPTION]... [INPUT [OUTPUT]]\n"
"Discard all but one of successive identical lines from INPUT (or\n"
"standard input), writing to OUTPUT (or standard output).\n"
"\n"
"\t-h\tdisplay this help and exit\n"
"\n"
"A field is a run of whitespace, then non-whitespace characters.\n"
"Fields are skipped before chars.\n";
/* max chars in line */
#define UNIQ_MAX 4096
typedef void (Print)(FILE *, const char *);
typedef void (Print) (FILE *, const char *);
typedef int (Decide)(const char *, const char *);
typedef int (Decide) (const char *, const char *);
/* container for two lines to be compared */
typedef struct {
char *a;
char *b;
int recurrence;
FILE *in;
FILE *out;
void *func;
char *a;
char *b;
int recurrence;
FILE *in;
FILE *out;
void *func;
} Subject;
/* set up all the variables of a uniq operation */
static Subject *
subject_init(Subject *self, FILE *in, FILE *out, void *func)
static Subject *subject_init(Subject * self, FILE * in, FILE * out,
void *func)
{
self->a = NULL;
self->b = NULL;
self->in = in;
self->out = out;
self->func = func;
self->recurrence = 0;
return self;
self->a = NULL;
self->b = NULL;
self->in = in;
self->out = out;
self->func = func;
self->recurrence = 0;
return self;
}
/* point a and b to the appropriate lines;
* count the recurrences (if any) of a string;
*/
static Subject *
subject_next(Subject *self)
static Subject *subject_next(Subject * self)
{
/* tmp line holders */
static char line[2][UNIQ_MAX];
static int alternator = 0;
/* tmp line holders */
static char line[2][UNIQ_MAX];
static int alternator = 0;
if (fgets(line[alternator], UNIQ_MAX, self->in)) {
if (fgets(line[alternator], UNIQ_MAX, self->in)) {
self->a = self->b;
self->b = line[alternator];
alternator ^= 1;
return self;
}
return NULL;
}
static Subject *subject_last(Subject * self)
{
self->a = self->b;
self->b = line[alternator];
alternator ^= 1;
self->b = NULL;
return self;
}
return NULL;
}
static Subject *
subject_last(Subject *self)
static Subject *subject_study(Subject * self)
{
self->a = self->b;
self->b = NULL;
return self;
}
static Subject *
subject_study(Subject *self)
{
if (self->a == NULL) {
if (self->a == NULL) {
return self;
}
if (self->b == NULL) {
fprintf(self->out, "%s", self->a);
return self;
}
if (strcmp(self->a, self->b) == 0) {
self->recurrence++;
} else {
fprintf(self->out, "%s", self->a);
self->recurrence = 0;
}
return self;
}
if (self->b == NULL) {
fprintf(self->out, "%s", self->a);
return self;
}
if (strcmp(self->a, self->b) == 0) {
self->recurrence++;
} else {
fprintf(self->out, "%s", self->a);
self->recurrence = 0;
}
return self;
}
static int
set_file_pointers(int schema, FILE **in, FILE **out, char **argv)
set_file_pointers(int schema, FILE ** in, FILE ** out, char **argv)
{
switch (schema) {
switch (schema) {
case 0:
*in = stdin;
*out = stdout;
break;
*in = stdin;
*out = stdout;
break;
case 1:
*in = fopen(argv[0], "r");
*out = stdout;
break;
*in = fopen(argv[0], "r");
*out = stdout;
break;
case 2:
*in = fopen(argv[0], "r");
*out = fopen(argv[1], "w");
break;
}
if (*in == NULL) {
fprintf(stderr, "uniq: %s: %s\n", argv[0], strerror(errno));
return errno;
}
if (*out == NULL) {
fprintf(stderr, "uniq: %s: %s\n", argv[1], strerror(errno));
return errno;
}
return 0;
*in = fopen(argv[0], "r");
*out = fopen(argv[1], "w");
break;
}
if (*in == NULL) {
fprintf(stderr, "uniq: %s: %s\n", argv[0], strerror(errno));
return errno;
}
if (*out == NULL) {
fprintf(stderr, "uniq: %s: %s\n", argv[1], strerror(errno));
return errno;
}
return 0;
}
@@ -152,45 +150,44 @@ set_file_pointers(int schema, FILE **in, FILE **out, char **argv)
/* it seems like GNU/uniq only takes one or two files as an option */
/* ________________________________________________________________________ */
int
uniq_main(int argc, char **argv)
int uniq_main(int argc, char **argv)
{
int i;
char opt;
FILE *in, *out;
Subject s;
int i;
char opt;
FILE *in, *out;
Subject s;
/* parse argv[] */
for (i = 1; i < argc; i++) {
if (argv[i][0] == '-') {
opt = argv[i][1];
switch (opt) {
case '-':
case 'h':
usage(uniq_usage);
default:
usage(uniq_usage);
}
} else {
break;
/* parse argv[] */
for (i = 1; i < argc; i++) {
if (argv[i][0] == '-') {
opt = argv[i][1];
switch (opt) {
case '-':
case 'h':
usage(uniq_usage);
default:
usage(uniq_usage);
}
} else {
break;
}
}
}
/* 0 src: stdin; dst: stdout */
/* 1 src: file; dst: stdout */
/* 2 src: file; dst: file */
if (set_file_pointers((argc - 1), &in, &out, &argv[i])) {
exit(1);
}
/* 0 src: stdin; dst: stdout */
/* 1 src: file; dst: stdout */
/* 2 src: file; dst: file */
if (set_file_pointers((argc - 1), &in, &out, &argv[i])) {
exit(1);
}
subject_init(&s, in, out, NULL);
while (subject_next(&s)) {
subject_init(&s, in, out, NULL);
while (subject_next(&s)) {
subject_study(&s);
}
subject_last(&s);
subject_study(&s);
}
subject_last(&s);
subject_study(&s);
exit(0);
exit(0);
}
/* $Id: uniq.c,v 1.6 2000/02/07 05:29:42 erik Exp $ */
/* $Id: uniq.c,v 1.7 2000/02/08 19:58:47 erik Exp $ */

127
coreutils/wc.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini wc implementation for busybox
*
@@ -23,78 +24,82 @@
#include <stdio.h>
static const char wc_usage[] = "wc [OPTION]... [FILE]...\n\n"
"Print line, word, and byte counts for each FILE, and a total line if\n"
"more than one FILE is specified. With no FILE, read standard input.\n"
"\t-c\tprint the byte counts\n"
"\t-l\tprint the newline counts\n"
"\t-L\tprint the length of the longest line\n"
"\t-w\tprint the word counts\n";
"Print line, word, and byte counts for each FILE, and a total line if\n"
"more than one FILE is specified. With no FILE, read standard input.\n"
"\t-c\tprint the byte counts\n"
"\t-l\tprint the newline counts\n"
"\t-L\tprint the length of the longest line\n"
"\t-w\tprint the word counts\n";
static int total_lines, total_words, total_chars, max_length;
static int print_lines, print_words, print_chars, print_length;
void print_counts (int lines, int words, int chars, int length,
const char *name) {
void print_counts(int lines, int words, int chars, int length,
const char *name)
{
char const *space = "";
if (print_lines) {
printf ("%7d", lines);
printf("%7d", lines);
space = " ";
}
if (print_words) {
printf ("%s%7d", space, words);
printf("%s%7d", space, words);
space = " ";
}
if (print_chars) {
printf ("%s%7d", space, chars);
printf("%s%7d", space, chars);
space = " ";
}
if (print_length)
printf ("%s%7d", space, length);
printf("%s%7d", space, length);
if (*name)
printf (" %s", name);
putchar ('\n');
printf(" %s", name);
putchar('\n');
}
static void wc_file(FILE *file, const char *name)
static void wc_file(FILE * file, const char *name)
{
int lines, words, chars, length;
int in_word = 0, linepos = 0;
int c;
lines = words = chars = length = 0;
while ((c = getc(file)) != EOF) {
chars++;
switch (c) {
case '\n':
lines++;
case '\r':
case '\f':
if (linepos > length)
length = linepos;
linepos = 0;
goto word_separator;
case '\t':
linepos += 8 - (linepos % 8);
goto word_separator;
case ' ':
linepos++;
case '\v':
word_separator:
if (in_word) {
in_word = 0;
words++;
}
break;
default:
linepos++;
in_word = 1;
break;
case '\n':
lines++;
case '\r':
case '\f':
if (linepos > length)
length = linepos;
linepos = 0;
goto word_separator;
case '\t':
linepos += 8 - (linepos % 8);
goto word_separator;
case ' ':
linepos++;
case '\v':
word_separator:
if (in_word) {
in_word = 0;
words++;
}
break;
default:
linepos++;
in_word = 1;
break;
}
}
if (linepos > length)
length = linepos;
if (in_word)
words++;
print_counts (lines, words, chars, length, name);
print_counts(lines, words, chars, length, name);
total_lines += lines;
total_words += words;
total_chars += chars;
@@ -104,28 +109,30 @@ static void wc_file(FILE *file, const char *name)
fflush(stdout);
}
int wc_main(int argc, char **argv) {
int wc_main(int argc, char **argv)
{
FILE *file;
total_lines = total_words = total_chars = max_length = 0;
print_lines = print_words = print_chars = print_length = 0;
while (--argc && **(++argv) == '-') {
while (*++(*argv))
switch (**argv) {
case 'c':
print_chars = 1;
break;
case 'l':
print_lines = 1;
break;
case 'L':
print_length = 1;
break;
case 'w':
print_words = 1;
break;
default:
usage (wc_usage);
case 'c':
print_chars = 1;
break;
case 'l':
print_lines = 1;
break;
case 'L':
print_length = 1;
break;
case 'w':
print_words = 1;
break;
default:
usage(wc_usage);
}
}
@@ -135,16 +142,14 @@ int wc_main(int argc, char **argv) {
if (argc == 0) {
wc_file(stdin, "");
exit(TRUE);
}
else if (argc == 1) {
} else if (argc == 1) {
file = fopen(*argv, "r");
if (file == NULL) {
perror(*argv);
exit(FALSE);
}
wc_file(file, *argv);
}
else {
} else {
while (argc-- > 0 && *argv != '\0' && strlen(*argv)) {
file = fopen(*argv, "r");
if (file == NULL) {
@@ -154,8 +159,8 @@ int wc_main(int argc, char **argv) {
wc_file(file, *argv);
argv++;
}
print_counts (total_lines, total_words, total_chars,
max_length, "total");
print_counts(total_lines, total_words, total_chars,
max_length, "total");
}
exit(TRUE);
}

27
coreutils/whoami.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini whoami implementation for busybox
*
@@ -24,21 +25,25 @@
#include <pwd.h>
static const char whoami_usage[] = "whoami\n\n"
"Print the user name associated with the current effective user id.\n"
"Same as id -un.\n";
"Print the user name associated with the current effective user id.\n"
extern int whoami_main(int argc, char **argv) {
"Same as id -un.\n";
extern int whoami_main(int argc, char **argv)
{
struct passwd *pw;
uid_t uid;
if (argc > 1) usage (whoami_usage);
if (argc > 1)
usage(whoami_usage);
uid = geteuid ();
pw = getpwuid (uid);
uid = geteuid();
pw = getpwuid(uid);
if (pw) {
puts (pw->pw_name);
exit (TRUE);
}
fprintf (stderr, "%s: cannot find username for UID %u\n", argv[0], (unsigned) uid);
exit (FALSE);
puts(pw->pw_name);
exit(TRUE);
}
fprintf(stderr, "%s: cannot find username for UID %u\n", argv[0],
(unsigned) uid);
exit(FALSE);
}

14
coreutils/yes.c
View File

@@ -1,3 +1,4 @@
/* vi: set sw=4 ts=4: */
/*
* Mini yes implementation for busybox
*
@@ -22,19 +23,22 @@
#include "internal.h"
#include <stdio.h>
extern int yes_main(int argc, char **argv) {
extern int yes_main(int argc, char **argv)
{
int i;
if (argc == 1)
while (1)
if (puts ("y") == EOF) {
perror ("yes");
if (puts("y") == EOF) {
perror("yes");
exit(FALSE);
}
while (1)
for (i = 1; i < argc; i++)
if (fputs (argv[i], stdout) == EOF || putchar (i == argc - 1 ? '\n' : ' ') == EOF) {
perror ("yes");
if (fputs(argv[i], stdout) == EOF
|| putchar(i == argc - 1 ? '\n' : ' ') == EOF) {
perror("yes");
exit(FALSE);
}
exit(TRUE);