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| author | Daniel Stenberg <daniel@haxx.se> | 2001-01-24 09:01:32 +0000 |
|---|---|---|
| committer | Daniel Stenberg <daniel@haxx.se> | 2001-01-24 09:01:32 +0000 |
| commit | b3dbdfa3066d1cde4d72579527e2004218d4ec0d (patch) | |
| tree | ee2e0e43ae1dc5c482f19b700fc67b85f590fede | |
| parent | 25bad589ba15e83900d074367ade648669377c5e (diff) | |
| download | gnurl-b3dbdfa3066d1cde4d72579527e2004218d4ec0d.tar.gz gnurl-b3dbdfa3066d1cde4d72579527e2004218d4ec0d.tar.bz2 gnurl-b3dbdfa3066d1cde4d72579527e2004218d4ec0d.zip | |
Robert Weaver's fix
| -rw-r--r-- | lib/getenv.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/getenv.c b/lib/getenv.c index 0c23e76aa..941ee8535 100644 --- a/lib/getenv.c +++ b/lib/getenv.c @@ -41,12 +41,13 @@ char *GetEnv(char *variable) char env[MAX_PATH]; /* MAX_PATH is from windef.h */ char *temp = getenv(variable); env[0] = '\0'; - ExpandEnvironmentStrings(temp, env, sizeof(env)); + if (temp != NULL) + ExpandEnvironmentStrings(temp, env, sizeof(env)); #else /* no length control */ char *env = getenv(variable); #endif - return env?strdup(env):NULL; + return (env && env[0])?strdup(env):NULL; } char *curl_getenv(char *v) |