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| author | tjr <tjr@FreeBSD.org> | 2002-06-30 05:48:50 +0000 |
|---|---|---|
| committer | tjr <tjr@FreeBSD.org> | 2002-06-30 05:48:50 +0000 |
| commit | 825f2f17f43dbf5db6626b09447d641658238f70 (patch) | |
| tree | c7f042b4f901db695ae0ca8ac7349c6a1aa841a1 /usr.bin/which/which.c | |
| parent | beba9fcf0e2bbd5f85bff054621372bba537276c (diff) | |
| download | FreeBSD-src-825f2f17f43dbf5db6626b09447d641658238f70.zip FreeBSD-src-825f2f17f43dbf5db6626b09447d641658238f70.tar.gz | |
Treat empty PATH elements as "." for tradition and consistency with the
old Perl which(1) script.
PR: 35719
Diffstat (limited to 'usr.bin/which/which.c')
| -rw-r--r-- | usr.bin/which/which.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/usr.bin/which/which.c b/usr.bin/which/which.c index cea0ce6..11f43fc 100644 --- a/usr.bin/which/which.c +++ b/usr.bin/which/which.c @@ -126,13 +126,15 @@ static int print_matches(char *path, char *filename) { char candidate[PATH_MAX]; - char *d; + const char *d; int found; if (*filename == '/') return (is_there(filename) ? 0 : -1); found = 0; while ((d = strsep(&path, ":")) != NULL) { + if (*d == '\0') + d = "."; if (snprintf(candidate, sizeof(candidate), "%s/%s", d, filename) >= (int)sizeof(candidate)) continue; |
