diff options
Diffstat (limited to 'findutils/grep.c')
| -rw-r--r-- | findutils/grep.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/findutils/grep.c b/findutils/grep.c index 9dc2f19..193b48c 100644 --- a/findutils/grep.c +++ b/findutils/grep.c @@ -519,7 +519,7 @@ static int grep_dir(const char *dir) } int grep_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; -int grep_main(int argc, char **argv) +int grep_main(int argc UNUSED_PARAM, char **argv) { FILE *file; int matched; @@ -606,7 +606,6 @@ int grep_main(int argc, char **argv) } argv += optind; - argc -= optind; /* if we didn't get a pattern from -e and no command file was specified, * first parameter should be the pattern. no pattern, no worky */ @@ -616,12 +615,11 @@ int grep_main(int argc, char **argv) bb_show_usage(); pattern = new_grep_list_data(*argv++, 0); llist_add_to(&pattern_head, pattern); - argc--; } /* argv[0..(argc-1)] should be names of file to grep through. If * there is more than one file to grep, we will print the filenames. */ - if (argc > 1) + if (argv[0] && argv[1]) print_filename = 1; /* -H / -h of course override */ if (option_mask32 & OPT_H) @@ -633,7 +631,7 @@ int grep_main(int argc, char **argv) * stdin. Otherwise, we grep through all the files specified. */ matched = 0; do { - cur_file = *argv++; + cur_file = *argv; file = stdin; if (!cur_file || LONE_DASH(cur_file)) { cur_file = "(standard input)"; @@ -659,7 +657,7 @@ int grep_main(int argc, char **argv) matched += grep_file(file); fclose_if_not_stdin(file); grep_done: ; - } while (--argc > 0); + } while (*argv && *++argv); /* destroy all the elments in the pattern list */ if (ENABLE_FEATURE_CLEAN_UP) { |