From 4b0746edc839f4cee45a785d749f8df16822184a Mon Sep 17 00:00:00 2001
From: cxgeorge <>
Date: Fri, 13 Sep 2002 00:33:44 +0000
Subject: [PATCH] ctype routines require a cast to (unsigned int)

---
 panda/src/putil/string_utils.cxx | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/panda/src/putil/string_utils.cxx b/panda/src/putil/string_utils.cxx
index 59a25110ca..5cc0e1eba2 100644
--- a/panda/src/putil/string_utils.cxx
+++ b/panda/src/putil/string_utils.cxx
@@ -110,18 +110,18 @@ extract_words(const string &str, vector_string &words) {
   int num_words = 0;
 
   size_t pos = 0;
-  while (pos < str.length() && isspace(str[pos])) {
+  while (pos < str.length() && isspace((unsigned int)str[pos])) {
     pos++;
   }
   while (pos < str.length()) {
     size_t word_start = pos;
-    while (pos < str.length() && !isspace(str[pos])) {
+    while (pos < str.length() && !isspace((unsigned int)str[pos])) {
       pos++;
     }
     words.push_back(str.substr(word_start, pos - word_start));
     num_words++;
 
-    while (pos < str.length() && isspace(str[pos])) {
+    while (pos < str.length() && isspace((unsigned int)str[pos])) {
       pos++;
     }
   }
@@ -164,7 +164,7 @@ tokenize(const string &str, vector_string &words, const string &delimiters) {
 string
 trim_left(const string &str) {
   size_t begin = 0;
-  while (begin < str.size() && isspace(str[begin])) {
+  while (begin < str.size() && isspace((unsigned int)str[begin])) {
     begin++;
   }
 
@@ -180,7 +180,7 @@ string
 trim_right(const string &str) {
   size_t begin = 0;
   size_t end = str.size();
-  while (end > begin && isspace(str[end - 1])) {
+  while (end > begin && isspace((unsigned int)str[end - 1])) {
     end--;
   }