From a4454df4b93e2e2d071fe9e364318e3615fd7a98 Mon Sep 17 00:00:00 2001
From: Bruce Hill <bruce@bruce-hill.com>
Date: Mon, 2 Sep 2024 19:23:35 -0400
Subject: Bugfix int parsing

---
 builtins/text.c | 8 +++++++-
 test/extern.tm  | 6 +++---
 2 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/builtins/text.c b/builtins/text.c
index 800c5558..32e9609b 100644
--- a/builtins/text.c
+++ b/builtins/text.c
@@ -442,10 +442,16 @@ static void u8_buf_append(Text_t text, char **buf, size_t *capacity, int64_t *i)
 
 public const char *Text$as_c_string(Text_t text)
 {
-    size_t capacity = text.length;
+    size_t capacity = text.length + 1;
     char *buf = GC_MALLOC_ATOMIC(capacity);
     int64_t i = 0;
     u8_buf_append(text, &buf, &capacity, &i);
+
+    if (i + 1 > (int64_t)capacity) {
+        capacity = i + 1;
+        buf = GC_REALLOC(buf, capacity);
+    }
+    buf[i] = '\0';
     return buf;
 }
 
diff --git a/test/extern.tm b/test/extern.tm
index da3b1820..4823b21f 100644
--- a/test/extern.tm
+++ b/test/extern.tm
@@ -1,5 +1,5 @@
-extern CORD_cat:func(a:Text, b:Text)->Text
+extern sqrt:func(n:Num)->Num
 
 func main():
-	>> CORD_cat("hello ", "world")
-	= "hello world"
+	>> sqrt(4)
+	= 2
-- 
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