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Fixed segfaults for "chown -R" and "chgrp -R". Also added a message for "too

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few arguments".
This commit is contained in:
Mark Whitley 2000-06-06 18:11:46 +00:00
parent 700a5aed75
commit eec2f63b3f
2 changed files with 16 additions and 9 deletions
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22
chmod_chown_chgrp.c
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@ -25,6 +25,7 @@
#include "internal.h"
#define BB_DECLARE_EXTERN
#define bb_need_invalid_option
#define bb_need_too_few_args
#include "messages.c"
#include <stdio.h>
@ -114,24 +115,27 @@ int chmod_chown_chgrp_main(int argc, char **argv)
if (argc < 2)
usage(appUsage);
invocationName = *argv;
argc--;
argv++;
/* Parse options */
while (argc && (**argv == '-')) {
while (--argc >= 0 && *argv && (**argv == '-')) {
while (*++(*argv))
switch (**argv) {
case 'R':
recursiveFlag = TRUE;
break;
default:
fprintf(stderr, invalid_option, invocationName, **argv);
usage(appUsage);
case 'R':
recursiveFlag = TRUE;
break;
default:
fprintf(stderr, invalid_option, invocationName, **argv);
usage(appUsage);
}
argc--;
argv++;
}
if (argc == 0 || *argv == NULL) {
fprintf(stderr, too_few_args, invocationName);
usage(appUsage);
}
if (whichApp == CHMOD_APP) {
theMode = *argv;
} else {

3
messages.c
View File

@ -74,6 +74,9 @@
#if defined bb_need_write_error || ! defined BB_DECLARE_EXTERN
BB_DEF_MESSAGE(write_error, "Write Error\n")
#endif
#if defined bb_need_too_few_args || ! defined BB_DECLARE_EXTERN
BB_DEF_MESSAGE(too_few_args, "%s: too few arguments\n")
#endif