diff options
Diffstat (limited to 'lib/libc/stdlib/getenv.c')
| -rw-r--r-- | lib/libc/stdlib/getenv.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/lib/libc/stdlib/getenv.c b/lib/libc/stdlib/getenv.c index 73ac407..9ff18d8 100644 --- a/lib/libc/stdlib/getenv.c +++ b/lib/libc/stdlib/getenv.c @@ -43,7 +43,8 @@ inline char *__findenv(const char *, int *); * __findenv -- * Returns pointer to value associated with name, if any, else NULL. * Sets offset to be the offset of the name/value combination in the - * environmental array, for use by setenv(3) and unsetenv(3). + * environmental array, for use by putenv(3), setenv(3) and unsetenv(3). + * Explicitly removes '=' in argument name. * * This routine *should* be a static; don't use it. */ @@ -59,7 +60,9 @@ __findenv(name, offset) if (environ == NULL) return (NULL); - len = strlen(name); + for (np = name; *np && *np != '='; ++np) + continue; + len = np - name; for (p = environ; (cp = *p) != NULL; ++p) { for (np = name, i = len; i && *cp; i--) if (*cp++ != *np++) |
