X-Git-Url: https://ruderich.org/simon/gitweb/?p=coloredstderr%2Fcoloredstderr.git;a=blobdiff_plain;f=src%2Fcoloredstderr.c;h=9161fc34f3deff694dba52eb07923fdde19bc4c2;hp=fd83b15bae63192597a914ff30f6525a7b1f7869;hb=f78c0377c1fc1862aaa4103fc6de6cfbe3fd0725;hpb=3676d3f21f0e1e2e59cd2fcafc64acccd3782ef9

diff --git a/src/coloredstderr.c b/src/coloredstderr.c
index fd83b15..9161fc3 100644
--- a/src/coloredstderr.c
+++ b/src/coloredstderr.c
@@ -2,7 +2,7 @@
  * Hook output functions (like printf(3)) with LD_PRELOAD to color stderr (or
  * other file descriptors).
  *
- * Copyright (C) 2013-2014  Simon Ruderich
+ * Copyright (C) 2013-2018  Simon Ruderich
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -554,6 +554,11 @@ pid_t vfork(void) {
 HOOK_FUNC_DEF3(int, execve, char const *, filename, char * const *, argv, char * const *, env) {
     DLSYM_FUNCTION(real_execve, "execve");
 
+    char * const fake_env[] = {NULL};
+    if (env == NULL) {
+        env = fake_env;
+    }
+
     /* Count environment variables. */
     size_t count = 0;
     char * const *x = env;