shared: strv - add strv_clear()

[elogind.git] / src / shared / strv.c

diff --git a/src/shared/strv.c b/src/shared/strv.c
index fdb658c0a33696a0e5d644f1c2636748ce0c3a5e..f86dddaf811223b0df1caa8f71c6f0c316440f7b 100644 (file)
--- a/src/shared/strv.c
+++ b/src/shared/strv.c
@@ -69,7 +69,7 @@ char *strv_find_startswith(char **l, const char *name) {
         return NULL;
 }
 
-void strv_free(char **l) {
+void strv_clear(char **l) {
         char **k;
 
         if (!l)
@@ -78,6 +78,11 @@ void strv_free(char **l) {
         for (k = l; *k; k++)
                 free(*k);
 
+        *l = NULL;
+}
+
+void strv_free(char **l) {
+        strv_clear(l);
         free(l);
 }