From 05f1680efaae84222a88f8fdeed34e72a5085b42 Mon Sep 17 00:00:00 2001 From: Nicholas Marriott Date: Sat, 8 Aug 2009 21:54:26 +0000 Subject: Use a temporary variable for strdup of const char *. --- environ.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'environ.c') diff --git a/environ.c b/environ.c index e9f95742..10a66340 100644 --- a/environ.c +++ b/environ.c @@ -134,14 +134,14 @@ void environ_update(const char *vars, struct environ *srcenv, struct environ *dstenv) { struct environ_entry *envent; - char *var, *next; + char *copyvars, *var, *next; - vars = next = xstrdup(vars); + copyvars = next = xstrdup(vars); while ((var = strsep(&next, " ")) != NULL) { if ((envent = environ_find(srcenv, var)) == NULL) environ_set(dstenv, var, NULL); else environ_set(dstenv, envent->name, envent->value); } - xfree(vars); + xfree(copyvars); } -- cgit v1.2.3