diff options
| author | Rich Felker <dalias@aerifal.cx> | 2011-02-12 00:22:29 -0500 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2011-02-12 00:22:29 -0500 |
| commit | 0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 (patch) | |
| tree | 6eaef0d8a720fa3da580de87b647fff796fe80b3 /src/env/getenv.c | |
| download | musl-0b44a0315b47dd8eced9f3b7f31580cf14bbfc01.tar.gz musl-0b44a0315b47dd8eced9f3b7f31580cf14bbfc01.tar.bz2 musl-0b44a0315b47dd8eced9f3b7f31580cf14bbfc01.tar.xz musl-0b44a0315b47dd8eced9f3b7f31580cf14bbfc01.zip | |
initial check-in, version 0.5.0v0.5.0
Diffstat (limited to 'src/env/getenv.c')
| -rw-r--r-- | src/env/getenv.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/env/getenv.c b/src/env/getenv.c new file mode 100644 index 00000000..00c1bce0 --- /dev/null +++ b/src/env/getenv.c @@ -0,0 +1,14 @@ +#include <stdlib.h> +#include <string.h> +#include "libc.h" + +char *getenv(const char *name) +{ + int i; + size_t l = strlen(name); + if (!__environ || !*name || strchr(name, '=')) return NULL; + for (i=0; __environ[i] && (strncmp(name, __environ[i], l) + || __environ[i][l] != '='); i++); + if (__environ[i]) return __environ[i] + l+1; + return NULL; +} |