Fixed stdin/stdout paths so things like
tar cvf - /etc/* | gzip -c9 >test.tgz will now work. Fix thanks to Dave Cinege <dcinege@psychosis.com> with some adjustments by me to be mroe GNU-like. -Erik
This commit is contained in:
Eric Andersen
parent
bf960f58e2
commit
ea824fb937
@ -569,19 +569,20 @@ local int get_method (int in);
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int gunzip_main(int argc, char **argv)
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{
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int file_count; /* number of files to precess */
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int to_stdout = 0;
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int tostdout = 0;
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int fromstdin = 0;
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int result;
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int inFileNum;
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int outFileNum;
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int delInputFile = 0;
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int force = 0;
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struct stat statBuf;
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char *delFileName;
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char ifname[MAX_PATH_LEN + 1]; /* input file name */
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char ofname[MAX_PATH_LEN + 1]; /* output file name */
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if (strcmp(applet_name, "zcat") == 0) {
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to_stdout = 1;
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tostdout = 1;
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if (argc == 1) {
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fromstdin = 1;
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}
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@ -590,23 +591,32 @@ int gunzip_main(int argc, char **argv)
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/* Parse any options */
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while (--argc > 0 && **(++argv) == '-') {
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if (*((*argv) + 1) == '\0') {
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fromstdin = 1;
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to_stdout = 1;
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tostdout = 1;
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}
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while (*(++(*argv))) {
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switch (**argv) {
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case 'c':
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to_stdout = 1;
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tostdout = 1;
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break;
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case 't':
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test_mode = 1;
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break;
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case 'f':
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force = 1;
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break;
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default:
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usage(gunzip_usage);
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}
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}
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}
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if (argc <= 0)
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fromstdin = 1;
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if (isatty(fileno(stdin)) && fromstdin==1 && force==0)
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fatalError( "data not read from terminal. Use -f to force it.\n");
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if (isatty(fileno(stdout)) && tostdout==1 && force==0)
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fatalError( "data not written to terminal. Use -f to force it.\n");
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foreground = signal(SIGINT, SIG_IGN) != SIG_IGN;
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if (foreground) {
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@ -644,7 +654,7 @@ int gunzip_main(int argc, char **argv)
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ifile_size = -1L; /* convention for unknown size */
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} else {
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/* Open up the input file */
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if (*argv == '\0')
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if (argc <= 0)
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usage(gunzip_usage);
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if (strlen(*argv) > MAX_PATH_LEN) {
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errorMsg(name_too_long);
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@ -667,7 +677,7 @@ int gunzip_main(int argc, char **argv)
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ifile_size = statBuf.st_size;
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}
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if (to_stdout == 1) {
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if (tostdout == 1) {
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/* And get to work */
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strcpy(ofname, "stdout");
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outFileNum = fileno(stdout);
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@ -741,7 +751,7 @@ int gunzip_main(int argc, char **argv)
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/* ========================================================================
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* Check the magic number of the input file and update ofname if an
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* original name was given and to_stdout is not set.
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* original name was given and tostdout is not set.
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* Return the compression method, -1 for error, -2 for warning.
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* Set inptr to the offset of the next byte to be processed.
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* Updates time_stamp if there is one and --no-time is not used.
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@ -1801,6 +1801,7 @@ int gzip_main(int argc, char **argv)
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char *delFileName;
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int tostdout = 0;
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int fromstdin = 0;
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int force = 0;
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if (argc == 1)
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usage(gzip_usage);
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@ -1808,7 +1809,6 @@ int gzip_main(int argc, char **argv)
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/* Parse any options */
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while (--argc > 0 && **(++argv) == '-') {
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if (*((*argv) + 1) == '\0') {
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fromstdin = 1;
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tostdout = 1;
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}
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while (*(++(*argv))) {
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@ -1816,11 +1816,25 @@ int gzip_main(int argc, char **argv)
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case 'c':
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tostdout = 1;
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break;
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case 'f':
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force = 1;
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break;
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/* Ignore 1-9 (compression level) options */
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case '1': case '2': case '3': case '4': case '5':
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case '6': case '7': case '8': case '9':
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break;
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default:
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usage(gzip_usage);
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}
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}
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}
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if (argc <= 0)
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fromstdin = 1;
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if (isatty(fileno(stdin)) && fromstdin==1 && force==0)
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fatalError( "data not read from terminal. Use -f to force it.\n");
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if (isatty(fileno(stdout)) && tostdout==1 && force==0)
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fatalError( "data not written to terminal. Use -f to force it.\n");
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foreground = signal(SIGINT, SIG_IGN) != SIG_IGN;
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if (foreground) {
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@ -1860,7 +1874,7 @@ int gzip_main(int argc, char **argv)
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ifile_size = -1L; /* convention for unknown size */
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} else {
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/* Open up the input file */
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if (*argv == '\0')
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if (argc <= 0)
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usage(gzip_usage);
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strncpy(ifname, *argv, MAX_PATH_LEN);
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28
gunzip.c
28
gunzip.c
@ -569,19 +569,20 @@ local int get_method (int in);
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int gunzip_main(int argc, char **argv)
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{
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int file_count; /* number of files to precess */
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int to_stdout = 0;
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int tostdout = 0;
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int fromstdin = 0;
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int result;
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int inFileNum;
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int outFileNum;
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int delInputFile = 0;
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int force = 0;
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struct stat statBuf;
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char *delFileName;
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char ifname[MAX_PATH_LEN + 1]; /* input file name */
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char ofname[MAX_PATH_LEN + 1]; /* output file name */
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if (strcmp(applet_name, "zcat") == 0) {
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to_stdout = 1;
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tostdout = 1;
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if (argc == 1) {
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fromstdin = 1;
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}
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@ -590,23 +591,32 @@ int gunzip_main(int argc, char **argv)
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/* Parse any options */
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while (--argc > 0 && **(++argv) == '-') {
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if (*((*argv) + 1) == '\0') {
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fromstdin = 1;
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to_stdout = 1;
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tostdout = 1;
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}
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while (*(++(*argv))) {
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switch (**argv) {
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case 'c':
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to_stdout = 1;
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tostdout = 1;
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break;
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case 't':
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test_mode = 1;
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break;
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case 'f':
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force = 1;
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break;
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default:
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usage(gunzip_usage);
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}
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}
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}
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if (argc <= 0)
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fromstdin = 1;
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if (isatty(fileno(stdin)) && fromstdin==1 && force==0)
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fatalError( "data not read from terminal. Use -f to force it.\n");
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if (isatty(fileno(stdout)) && tostdout==1 && force==0)
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fatalError( "data not written to terminal. Use -f to force it.\n");
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foreground = signal(SIGINT, SIG_IGN) != SIG_IGN;
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if (foreground) {
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@ -644,7 +654,7 @@ int gunzip_main(int argc, char **argv)
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ifile_size = -1L; /* convention for unknown size */
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} else {
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/* Open up the input file */
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if (*argv == '\0')
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if (argc <= 0)
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usage(gunzip_usage);
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if (strlen(*argv) > MAX_PATH_LEN) {
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errorMsg(name_too_long);
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@ -667,7 +677,7 @@ int gunzip_main(int argc, char **argv)
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ifile_size = statBuf.st_size;
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}
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if (to_stdout == 1) {
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if (tostdout == 1) {
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/* And get to work */
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strcpy(ofname, "stdout");
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outFileNum = fileno(stdout);
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@ -741,7 +751,7 @@ int gunzip_main(int argc, char **argv)
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/* ========================================================================
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* Check the magic number of the input file and update ofname if an
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* original name was given and to_stdout is not set.
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* original name was given and tostdout is not set.
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* Return the compression method, -1 for error, -2 for warning.
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* Set inptr to the offset of the next byte to be processed.
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* Updates time_stamp if there is one and --no-time is not used.
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18
gzip.c
18
gzip.c
@ -1801,6 +1801,7 @@ int gzip_main(int argc, char **argv)
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char *delFileName;
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int tostdout = 0;
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int fromstdin = 0;
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int force = 0;
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if (argc == 1)
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usage(gzip_usage);
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@ -1808,7 +1809,6 @@ int gzip_main(int argc, char **argv)
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/* Parse any options */
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while (--argc > 0 && **(++argv) == '-') {
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if (*((*argv) + 1) == '\0') {
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fromstdin = 1;
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tostdout = 1;
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}
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while (*(++(*argv))) {
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@ -1816,11 +1816,25 @@ int gzip_main(int argc, char **argv)
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case 'c':
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tostdout = 1;
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break;
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case 'f':
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force = 1;
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break;
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/* Ignore 1-9 (compression level) options */
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case '1': case '2': case '3': case '4': case '5':
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case '6': case '7': case '8': case '9':
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break;
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default:
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usage(gzip_usage);
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}
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}
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}
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if (argc <= 0)
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fromstdin = 1;
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if (isatty(fileno(stdin)) && fromstdin==1 && force==0)
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fatalError( "data not read from terminal. Use -f to force it.\n");
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if (isatty(fileno(stdout)) && tostdout==1 && force==0)
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fatalError( "data not written to terminal. Use -f to force it.\n");
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foreground = signal(SIGINT, SIG_IGN) != SIG_IGN;
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if (foreground) {
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@ -1860,7 +1874,7 @@ int gzip_main(int argc, char **argv)
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ifile_size = -1L; /* convention for unknown size */
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} else {
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/* Open up the input file */
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if (*argv == '\0')
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if (argc <= 0)
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usage(gzip_usage);
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strncpy(ifname, *argv, MAX_PATH_LEN);
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