diff options
Diffstat (limited to 'envread.c')
-rw-r--r-- | envread.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/envread.c b/envread.c new file mode 100644 index 0000000..80185de --- /dev/null +++ b/envread.c @@ -0,0 +1,30 @@ +#include "env.h" +#include "str.h" + +extern /*@null@*/char *env_get(s) +char *s; +{ + int i; + unsigned int slen; + char *envi; + + slen = str_len(s); + for (i = 0;envi = environ[i];++i) + if ((!str_diffn(s,envi,slen)) && (envi[slen] == '=')) + return envi + slen + 1; + return 0; +} + +extern char *env_pick() +{ + return environ[0]; +} + +extern char *env_findeq(s) +char *s; +{ + for (;*s;++s) + if (*s == '=') + return s; + return 0; +} |