From 9702b63b82f4546cea670cabde915bad9b2a11c6 Mon Sep 17 00:00:00 2001
From: Joseph Hunkeler <jhunkeler@gmail.com>
Date: Sun, 24 Mar 2024 19:10:34 -0400
Subject: Short-circuit on zero-length str argument

---
 src/template.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src')

diff --git a/src/template.c b/src/template.c
index 8e9904e..787a0e5 100644
--- a/src/template.c
+++ b/src/template.c
@@ -101,6 +101,8 @@ static int grow(size_t z, size_t *output_bytes, char **output) {
 char *tpl_render(char *str) {
     if (!str) {
         return NULL;
+    } else if (!strlen(str)) {
+        return strdup("");
     }
     size_t output_bytes = 1024 + strlen(str); // TODO: Is grow working correctly?
     char *output = NULL;
-- 
cgit