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| author | Eli Schwartz <eschwartz@archlinux.org> | 2018-01-14 06:11:08 +0100 |
|---|---|---|
| committer | Allan McRae <allan@archlinux.org> | 2018-01-19 03:05:39 +0100 |
| commit | d911438352ebec5a887dac02ceb0bb99f54b34fc (patch) | |
| tree | 817d38150503c51cbce321a2b1c30283327d8fa5 | |
| parent | 19dabcc19a476735c4273e7ba4a0a7437d83078f (diff) | |
| download | pacman-d911438352ebec5a887dac02ceb0bb99f54b34fc.tar.gz pacman-d911438352ebec5a887dac02ceb0bb99f54b34fc.tar.xz | |
vercmp: fail when the wrong number of arguments are provided
Fixes FS#49093
Signed-off-by: Eli Schwartz <eschwartz@archlinux.org>
Signed-off-by: Allan McRae <allan@archlinux.org>
| -rw-r--r-- | src/util/vercmp.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/src/util/vercmp.c b/src/util/vercmp.c index 0b5d4508..1b2f979e 100644 --- a/src/util/vercmp.c +++ b/src/util/vercmp.c @@ -40,8 +40,6 @@ static void usage(void) int main(int argc, char *argv[]) { - const char *s1 = ""; - const char *s2 = ""; int ret; if(argc == 1) { @@ -53,14 +51,13 @@ int main(int argc, char *argv[]) usage(); return 0; } - if(argc > 2) { - s2 = argv[2]; - } - if(argc > 1) { - s1 = argv[1]; + if(argc != 3) { + fprintf(stderr, "error: %d argument(s) specified\n\n" + "Usage: vercmp <ver1> <ver2>\n", argc - 1); + return EXIT_FAILURE; } - ret = alpm_pkg_vercmp(s1, s2); + ret = alpm_pkg_vercmp(argv[1], argv[2]); printf("%d\n", ret); return EXIT_SUCCESS; } |