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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2016-07-11 19:51:08 +0200 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2016-07-11 19:51:08 +0200 |
| commit | b0056ea86d427d76bb4c08506198d0c97075fdf6 (patch) | |
| tree | a0e17ebc3c96790755ad9342bb3c1bd78e8425f5 /coreutils | |
| parent | f6348e50ef2a2c28c611df4df92207d7b378e78e (diff) | |
| download | busybox-b0056ea86d427d76bb4c08506198d0c97075fdf6.tar.gz | |
{md5,shaN}sum: make -c EMPTY fail
function old new delta
md5_sha1_sum_main 466 485 +19
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'coreutils')
| -rw-r--r-- | coreutils/md5_sha1_sum.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/coreutils/md5_sha1_sum.c b/coreutils/md5_sha1_sum.c index 1a5342e87..c0e816ba6 100644 --- a/coreutils/md5_sha1_sum.c +++ b/coreutils/md5_sha1_sum.c @@ -66,6 +66,10 @@ //usage: "\n -w Warn about improperly formatted checksum lines" //usage: ) +//FIXME: GNU coreutils 8.25 has no -s option, it has only these two long opts: +// --quiet don't print OK for each successfully verified file +// --status don't output anything, status code shows success + #include "libbb.h" /* This is a NOEXEC applet. Be very careful! */ @@ -174,6 +178,8 @@ int md5_sha1_sum_main(int argc UNUSED_PARAM, char **argv) unsigned flags; if (ENABLE_FEATURE_MD5_SHA1_SUM_CHECK) { + /* -s and -w require -c */ + opt_complementary = "s?c:w?c"; /* -b "binary", -t "text" are ignored (shaNNNsum compat) */ flags = getopt32(argv, "scwbt"); argv += optind; @@ -185,15 +191,6 @@ int md5_sha1_sum_main(int argc UNUSED_PARAM, char **argv) if (!*argv) *--argv = (char*)"-"; - if (ENABLE_FEATURE_MD5_SHA1_SUM_CHECK && !(flags & FLAG_CHECK)) { - if (flags & FLAG_SILENT) { - bb_error_msg_and_die("-%c is meaningful only with -c", 's'); - } - if (flags & FLAG_WARN) { - bb_error_msg_and_die("-%c is meaningful only with -c", 'w'); - } - } - do { if (ENABLE_FEATURE_MD5_SHA1_SUM_CHECK && (flags & FLAG_CHECK)) { FILE *pre_computed_stream; @@ -244,6 +241,14 @@ int md5_sha1_sum_main(int argc UNUSED_PARAM, char **argv) bb_error_msg("WARNING: %d of %d computed checksums did NOT match", count_failed, count_total); } + if (count_total == 0) { + return_value = EXIT_FAILURE; + /* + * md5sum from GNU coreutils 8.25 says: + * md5sum: <FILE>: no properly formatted MD5 checksum lines found + */ + bb_error_msg("%s: no checksum lines found", *argv); + } fclose_if_not_stdin(pre_computed_stream); } else { uint8_t *hash_value = hash_file(*argv); |