source:
trunk/sys/dietlibc/getenv.c
@
50
| Last change on this file since 50 was 1, checked in by , 8 years ago | |
|---|---|
| File size: 305 bytes | |
| Line | |
|---|---|
| 1 | #include <stdlib.h> |
| 2 | #include <string.h> |
| 3 | |
| 4 | extern char *getenv(const char *s) |
| 5 | { |
| 6 | int i; |
| 7 | unsigned int len; |
| 8 | |
| 9 | if (!environ || !s) return 0; |
| 10 | len = strlen(s); |
| 11 | for (i = 0;environ[i];++i) |
| 12 | if ((memcmp(environ[i],s,len)==0) && (environ[i][len] == '=')) |
| 13 | return environ[i] + len + 1; |
| 14 | return 0; |
| 15 | } |
| 16 |
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