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authorEric Andersen2000-09-24 01:12:54 +0000
committerEric Andersen2000-09-24 01:12:54 +0000
commit9ae38386575513dfed2a7eba4eb53869d17dca2d (patch)
tree95988f4de92ec22b417d3c371e231369a8cdd4ce /findutils
parent1b1cfde1f8d66eafb1faa1b3272f9dac4c3b5b5b (diff)
downloadbusybox-9ae38386575513dfed2a7eba4eb53869d17dca2d.zip
busybox-9ae38386575513dfed2a7eba4eb53869d17dca2d.tar.gz
Fix xargs option parsing
Diffstat (limited to 'findutils')
-rw-r--r--findutils/xargs.c31
1 files changed, 18 insertions, 13 deletions
diff --git a/findutils/xargs.c b/findutils/xargs.c
index bf68cf7..a6f8058 100644
--- a/findutils/xargs.c
+++ b/findutils/xargs.c
@@ -37,34 +37,39 @@ int xargs_main(int argc, char **argv)
char traceflag = 0;
int len_args_from_cmdline, len_cmd_to_be_executed, len, opt;
- while ((opt = getopt(argc, argv, "t")) != EOF) {
- switch (opt) {
- case 't':
- traceflag=1;
- break;
- default:
- fatalError(xargs_usage);
+ /* Note that we do not use getopt here, since
+ * we only want to interpret initial options,
+ * not options passed to commands */
+ while (--argc && **(++argv) == '-') {
+ while (*++(*argv)) {
+ switch (**argv) {
+ case 't':
+ traceflag=1;
+ break;
+ default:
+ fatalError(xargs_usage);
+ }
}
}
/* Store the command and arguments to be executed (from the command line) */
- if (optind == argc) {
+ if (argc == 1) {
len_args_from_cmdline = 6;
args_from_cmdline = xmalloc(len_args_from_cmdline);
strcat(args_from_cmdline, "echo ");
} else {
- opt=strlen(argv[optind]);
+ opt=strlen(*argv);
len_args_from_cmdline = (opt > 10)? opt : 10;
args_from_cmdline = xcalloc(len_args_from_cmdline, sizeof(char));
- for (; optind < argc; optind++) {
- if (strlen(argv[optind]) + strlen(args_from_cmdline) >
+ while (argc-- > 0) {
+ if (strlen(*argv) + strlen(args_from_cmdline) >
len_args_from_cmdline) {
- len_args_from_cmdline += strlen(argv[optind]);
+ len_args_from_cmdline += strlen(*argv);
args_from_cmdline =
xrealloc(args_from_cmdline,
len_args_from_cmdline+1);
}
- strcat(args_from_cmdline, argv[optind]);
+ strcat(args_from_cmdline, *argv);
strcat(args_from_cmdline, " ");
}
}