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git-svn-id: svn://10.0.0.236/branches/NSPRPUB_PRE_4_2_CLIENT_BRANCH@106873 18797224-902f-48f8-a5cc-f745e15eee43

mozilla/nsprpub/lib/libc/src/strtok.c

@@ -0,0 +1,86 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 
+ * The contents of this file are subject to the Mozilla Public
+ * License Version 1.1 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.mozilla.org/MPL/
+ * 
+ * Software distributed under the License is distributed on an "AS
+ * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
+ * implied. See the License for the specific language governing
+ * rights and limitations under the License.
+ * 
+ * The Original Code is the Netscape Portable Runtime (NSPR).
+ * 
+ * The Initial Developer of the Original Code is Netscape
+ * Communications Corporation.  Portions created by Netscape are 
+ * Copyright (C) 2001 Netscape Communications Corporation.  All
+ * Rights Reserved.
+ * 
+ * Contributor(s):
+ *   Roland Mainz <roland mainz@informatik.med.uni-giessen.de>
+ * 
+ * Alternatively, the contents of this file may be used under the
+ * terms of the GNU General Public License Version 2 or later (the
+ * "GPL"), in which case the provisions of the GPL are applicable 
+ * instead of those above.  If you wish to allow use of your 
+ * version of this file only under the terms of the GPL and not to
+ * allow others to use your version of this file under the MPL,
+ * indicate your decision by deleting the provisions above and
+ * replace them with the notice and other provisions required by
+ * the GPL.  If you do not delete the provisions above, a recipient
+ * may use your version of this file under either the MPL or the
+ * GPL.
+ */
+
+#include "plstr.h"
+
+PR_IMPLEMENT(char *)
+PL_strtok_r(char *s1, const char *s2, char **lasts)
+{
+    const char *sepp;
+    int         c, sc;
+    char       *tok;
+
+    if( s1 == NULL )
+    {
+        if( *lasts == NULL )
+            return NULL;
+
+        s1 = *lasts;
+    }
+  
+    for( ; (c = *s1) != 0; s1++ )
+    {
+        for( sepp = s2 ; (sc = *sepp) != 0 ; sepp++ )
+        {
+            if( c == sc )
+                break;
+        }
+        if( sc == 0 )
+            break; 
+    }
+
+    if( c == 0 )
+    {
+        *lasts = NULL;
+        return NULL;
+    }
+  
+    tok = s1++;
+
+    for( ; (c = *s1) != 0; s1++ )
+    {
+        for( sepp = s2; (sc = *sepp) != 0; sepp++ )
+        {
+            if( c == sc )
+            {
+                *s1++ = '\0';
+                *lasts = s1;
+                return tok;
+            }
+        }
+    }
+    *lasts = NULL;
+    return tok;
+}