commit be07288043fbc4bd7a1a4688d0bf17af4b6e73d7
author Rob Landley <rob@landley.net> Wed Apr 09 09:23:17 2014 -0500
committer Rob Landley <rob@landley.net> Wed Apr 09 09:23:17 2014 -0500
tree 453c40e373e209b0edf42000e83ac13518ae2f4a
parent 7eaf4f535da215cd7061d60fb691df2ba09fff8a

Bugfix: if $TERM and friends aren't set, putenv() got passed a NULL.

toys/lsb/su.c

diff --git a/toys/lsb/su.c b/toys/lsb/su.c
index a92705c..268ddf7 100644
--- a/toys/lsb/su.c
+++ b/toys/lsb/su.c
@@ -71,7 +71,7 @@
       snapshot_env("COLORTERM"), snapshot_env("XAUTHORITY")};
 
     clearenv();
-    for (i=0; i < sizeof(stuff)/sizeof(char *); i++) putenv(stuff[i]);
+    for (i=0; i < ARRAY_LEN(stuff); i++) if (stuff[i]) putenv(stuff[i]);
     *(argv++) = "-l";
     xchdir(up->pw_dir);
   } else unsetenv("IFS");