add list_exists fucntion

1 files changed, 12 insertions, 0 deletions

diff --git a/src/cklist.c b/src/cklist.c
index 14d5d82..e142feb 100644
--- a/src/cklist.c
+++ b/src/cklist.c
@@ -186,6 +186,18 @@ void list_print_concat(cklist *ckl) {
   }
 }
 
+int list_exists(cklist *ckl, char *str) {
+  if (ckl->size > 0) {
+    list_rewind(ckl);
+    do {
+      if (strcmp(list_get(ckl), str) == 0) {
+        return 1;
+      }
+    } while (list_next(ckl));
+  }
+  return 0;
+}
+
 int list_size(cklist *ckl) {
   return ckl->size;
 }