1 files changed, 127 insertions, 0 deletions
diff --git a/Source/JavaScriptCore/wtf/StringExtras.h b/Source/JavaScriptCore/wtf/StringExtras.h
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+++ b/Source/JavaScriptCore/wtf/StringExtras.h
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+/*
+ * Copyright (C) 2006, 2010 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#ifndef WTF_StringExtras_h
+#define WTF_StringExtras_h
+
+#include <stdarg.h>
+#include <stdio.h>
+#include <string.h>
+
+#if HAVE(STRINGS_H) 
+#include <strings.h> 
+#endif 
+
+#if COMPILER(MSVC)
+// FIXME: why a COMPILER check instead of OS? also, these should be HAVE checks
+
+inline int snprintf(char* buffer, size_t count, const char* format, ...) 
+{
+    int result;
+    va_list args;
+    va_start(args, format);
+    result = _vsnprintf(buffer, count, format, args);
+    va_end(args);
+
+    // In the case where the string entirely filled the buffer, _vsnprintf will not
+    // null-terminate it, but snprintf must.
+    if (count > 0)
+        buffer[count - 1] = '\0';
+
+    return result;
+}
+
+inline double wtf_vsnprintf(char* buffer, size_t count, const char* format, va_list args)
+{
+    int result = _vsnprintf(buffer, count, format, args);
+
+    // In the case where the string entirely filled the buffer, _vsnprintf will not
+    // null-terminate it, but vsnprintf must.
+    if (count > 0)
+        buffer[count - 1] = '\0';
+
+    return result;
+}
+
+// Work around a difference in Microsoft's implementation of vsnprintf, where 
+// vsnprintf does not null terminate the buffer. WebKit can rely on the null termination.
+#define vsnprintf(buffer, count, format, args) wtf_vsnprintf(buffer, count, format, args)
+
+#if OS(WINCE)
+
+inline int strnicmp(const char* string1, const char* string2, size_t count)
+{
+    return _strnicmp(string1, string2, count);
+}
+
+inline int stricmp(const char* string1, const char* string2)
+{
+    return _stricmp(string1, string2);
+}
+
+inline char* strdup(const char* strSource)
+{
+    return _strdup(strSource);
+}
+
+#endif
+
+inline int strncasecmp(const char* s1, const char* s2, size_t len)
+{
+    return _strnicmp(s1, s2, len);
+}
+
+inline int strcasecmp(const char* s1, const char* s2)
+{
+    return _stricmp(s1, s2);
+}
+
+#endif
+
+#if COMPILER(MSVC) || COMPILER(RVCT) || OS(WINDOWS) || OS(LINUX) || OS(SOLARIS)
+// FIXME: should check HAVE_STRNSTR
+
+inline char* strnstr(const char* buffer, const char* target, size_t bufferLength)
+{
+    size_t targetLength = strlen(target);
+    if (targetLength == 0)
+        return const_cast<char*>(buffer);
+    for (const char* start = buffer; *start && start + targetLength <= buffer + bufferLength; start++) {
+        if (*start == *target && strncmp(start + 1, target + 1, targetLength - 1) == 0)
+            return const_cast<char*>(start);
+    }
+    return 0;
+}
+
+#endif
+
+#if COMPILER(RVCT) && __ARMCC_VERSION < 400000
+
+int strcasecmp(const char* s1, const char* s2);
+int strncasecmp(const char* s1, const char* s2, size_t len);
+
+#endif
+
+#endif // WTF_StringExtras_h