merge latest versions of lib/replace, lib/talloc, lib/tdb and lib/events into ctdb bzr tree

(This used to be ctdb commit eaea8a9fa8d2f5e08f3af619fa1008a663f39053)

1 files changed, 26 insertions, 27 deletions

diff --git a/ctdb/lib/replace/replace.c b/ctdb/lib/replace/replace.c
index 9e6c75bd358..db299130e51 100644
--- a/ctdb/lib/replace/replace.c
+++ b/ctdb/lib/replace/replace.c
@@ -154,33 +154,6 @@ time_t rep_mktime(struct tm *t)
 #endif /* !HAVE_MKTIME */
 
 
-#ifndef HAVE_INNETGR
-#if defined(HAVE_SETNETGRENT) && defined(HAVE_GETNETGRENT) && defined(HAVE_ENDNETGRENT)
-/*
- * Search for a match in a netgroup. This replaces it on broken systems.
- */
-int rep_innetgr(const char *group, const char *host, const char *user, 
-				const char *dom)
-{
-	char *hst, *usr, *dm;
-  
-	setnetgrent(group);
-	while (getnetgrent(&hst, &usr, &dm)) {
-		if (((host == 0) || (hst == 0) || !strcmp(host, hst)) &&
-		    ((user == 0) || (usr == 0) || !strcmp(user, usr)) &&
-		    ((dom == 0) || (dm == 0) || !strcmp(dom, dm))) {
-			endnetgrent();
-			return (1);
-		}
-	}
-	endnetgrent();
-	return (0);
-}
-#endif /* HAVE_SETNETGRENT HAVE_GETNETGRENT HAVE_ENDNETGRENT */
-#endif /* HAVE_INNETGR */
-
-
-
 #ifndef HAVE_INITGROUPS
 /****************************************************************************
  some systems don't have an initgroups call 
@@ -590,6 +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])
 {