From ef47609ab73ba222e0ef9f2da51dca4650af69d8 Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Mon, 7 Mar 2011 21:49:51 +0100 Subject: gui-wizard-gtk: add code to export/unexport config variables. Untested Signed-off-by: Denys Vlasenko --- src/lib/xfuncs.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'src/lib') diff --git a/src/lib/xfuncs.c b/src/lib/xfuncs.c index f451693a..3766d231 100644 --- a/src/lib/xfuncs.c +++ b/src/lib/xfuncs.c @@ -215,6 +215,20 @@ void xsetenv(const char *key, const char *value) die_out_of_memory(); } +void safe_unsetenv(const char *var_val) +{ + //char *name = xstrndup(var_val, strchrnul(var_val, '=') - var_val); + //unsetenv(name); + //free(name); + + /* Avoid malloc/free (name is usually very short) */ + unsigned len = strchrnul(var_val, '=') - var_val; + char name[len + 1]; + memcpy(name, var_val, len); + name[len] = '\0'; + unsetenv(name); +} + // Die with an error message if we can't open a new socket. int xsocket(int domain, int type, int protocol) { -- cgit