From 2f1aafa2a7e36298cc1e0e593b30fac1ab278596 Mon Sep 17 00:00:00 2001
From: Stefan Metzmacher <metze@samba.org>
Date: Sun, 15 Apr 2007 20:12:09 +0000
Subject: r22221: merge from samba4:

- libreplace unsetenv() and strptime() replacements

metze
(This used to be commit 057c1c04d09b48c713ebc0b334cabcefc02561e9)
---
 source3/lib/replace/replace.c | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

(limited to 'source3/lib/replace/replace.c')

diff --git a/source3/lib/replace/replace.c b/source3/lib/replace/replace.c
index 8310d66d9e..db299130e5 100644
--- a/source3/lib/replace/replace.c
+++ b/source3/lib/replace/replace.c
@@ -563,6 +563,32 @@ int rep_setenv(const char *name, const char *value, int overwrite)
 }
 #endif
 
+#ifndef HAVE_UNSETENV
+int rep_unsetenv(const char *name)
+{
+	extern char **environ;
+	size_t len = strlen(name);
+	size_t i; 
+	int found = 0;
+
+	for (i=0; (environ && environ[i]); i++) {
+		if (found) {
+			environ[i-1] = environ[i];
+			continue;
+		}
+
+		if (strncmp(environ[i], name, len) == 0 && environ[i][len] == '=') {
+			free(environ[i]);
+			environ[i] = NULL;
+			found = 1;
+			continue;
+		}
+	}
+
+	return 0;
+}
+#endif
+
 #ifndef HAVE_SOCKETPAIR
 int rep_socketpair(int d, int type, int protocol, int sv[2])
 {
-- 
cgit