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author | Rich Felker <dalias@aerifal.cx> | 2011-02-12 00:22:29 -0500 |
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committer | Rich Felker <dalias@aerifal.cx> | 2011-02-12 00:22:29 -0500 |
commit | 0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 (patch) | |
tree | 6eaef0d8a720fa3da580de87b647fff796fe80b3 /src/misc/dirname.c | |
download | musl-0b44a0315b47dd8eced9f3b7f31580cf14bbfc01.tar.gz musl-0b44a0315b47dd8eced9f3b7f31580cf14bbfc01.tar.xz musl-0b44a0315b47dd8eced9f3b7f31580cf14bbfc01.zip |
initial check-in, version 0.5.0 v0.5.0
Diffstat (limited to 'src/misc/dirname.c')
-rw-r--r-- | src/misc/dirname.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/misc/dirname.c b/src/misc/dirname.c new file mode 100644 index 00000000..8f70dbb1 --- /dev/null +++ b/src/misc/dirname.c @@ -0,0 +1,15 @@ +#include <string.h> +#include <libgen.h> + +char *dirname(char *s) +{ + size_t i; + if (!s || !*s || !strchr(s, '/')) return "."; + i = strlen(s)-1; + for (; i&&s[i]=='/'; i--); + for (; i&&s[i-1]!='/'; i--); + for (; i&&s[i-1]=='/'; i--); + if (!i && *s=='/') i++; + s[i] = 0; + return s; +} |