From 0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Sat, 12 Feb 2011 00:22:29 -0500 Subject: initial check-in, version 0.5.0 --- src/env/getenv.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) create mode 100644 src/env/getenv.c (limited to 'src/env/getenv.c') 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 +#include +#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; +} -- cgit v1.2.1