From 487eb95fc51bf3d25137f3cb105f6f41acdefebf Mon Sep 17 00:00:00 2001
From: Adam Chlipala <adam@chlipala.net>
Date: Sat, 12 Mar 2011 14:20:29 -0500
Subject: Add a cast to avoid warnings about toupper() on some platforms

---
 src/c/fastcgi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/c/fastcgi.c')

diff --git a/src/c/fastcgi.c b/src/c/fastcgi.c
index 1498580b..ec1afb8e 100644
--- a/src/c/fastcgi.c
+++ b/src/c/fastcgi.c
@@ -221,7 +221,7 @@ static char *get_header(void *data, const char *h) {
 
   strcpy(hs->uppercased, "HTTP_");
   for (s = hs->uppercased+5; *h; ++h)
-    *s++ = *h == '-' ? '_' : toupper(*h);
+    *s++ = *h == '-' ? '_' : toupper((int)*h);
   *s = 0;
 
   if (!strcasecmp(saved_h, "Content-length")
-- 
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