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Correct argument parsing and other minor cleanups.

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This commit is contained in:
Matt Kraai 2000-07-13 06:33:12 +00:00
parent 37653aaf9c
commit ac48461da9
2 changed files with 22 additions and 22 deletions
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22
cat.c
View File

@ -24,7 +24,6 @@
#include "internal.h"
#include <stdio.h>
static void print_file(FILE * file)
{
int c;
@ -35,6 +34,13 @@ static void print_file(FILE * file)
fflush(stdout);
}
static const char cat_usage[] =
"cat [FILE]...\n"
#ifndef BB_FEATURE_TRIVIAL_HELP
"\nConcatenates FILE(s) and prints them to stdout.\n"
#endif
;
extern int cat_main(int argc, char **argv)
{
FILE *file;
@ -44,17 +50,11 @@ extern int cat_main(int argc, char **argv)
exit(TRUE);
}
if (**(argv + 1) == '-') {
usage("cat [FILE ...]\n"
#ifndef BB_FEATURE_TRIVIAL_HELP
"\nConcatenates FILE(s) and prints them to the standard output.\n"
#endif
);
}
argc--;
if (**(argv + 1) == '-')
usage(cat_usage);
while (argc-- > 0 && *(argv++) != '\0' && strlen(*argv)) {
file = fopen(*argv, "r");
while (--argc > 0) {
file = fopen(*++argv, "r");
if (file == NULL) {
perror(*argv);
exit(FALSE);

22
coreutils/cat.c
View File

@ -24,7 +24,6 @@
#include "internal.h"
#include <stdio.h>
static void print_file(FILE * file)
{
int c;
@ -35,6 +34,13 @@ static void print_file(FILE * file)
fflush(stdout);
}
static const char cat_usage[] =
"cat [FILE]...\n"
#ifndef BB_FEATURE_TRIVIAL_HELP
"\nConcatenates FILE(s) and prints them to stdout.\n"
#endif
;
extern int cat_main(int argc, char **argv)
{
FILE *file;
@ -44,17 +50,11 @@ extern int cat_main(int argc, char **argv)
exit(TRUE);
}
if (**(argv + 1) == '-') {
usage("cat [FILE ...]\n"
#ifndef BB_FEATURE_TRIVIAL_HELP
"\nConcatenates FILE(s) and prints them to the standard output.\n"
#endif
);
}
argc--;
if (**(argv + 1) == '-')
usage(cat_usage);
while (argc-- > 0 && *(argv++) != '\0' && strlen(*argv)) {
file = fopen(*argv, "r");
while (--argc > 0) {
file = fopen(*++argv, "r");
if (file == NULL) {
perror(*argv);
exit(FALSE);