diff options
Diffstat (limited to 'Source/WebCore/xml/XSLTUnicodeSort.cpp')
| -rw-r--r-- | Source/WebCore/xml/XSLTUnicodeSort.cpp | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/Source/WebCore/xml/XSLTUnicodeSort.cpp b/Source/WebCore/xml/XSLTUnicodeSort.cpp index 54d5abd10..def0f9482 100644 --- a/Source/WebCore/xml/XSLTUnicodeSort.cpp +++ b/Source/WebCore/xml/XSLTUnicodeSort.cpp @@ -33,6 +33,8 @@ #include <libxslt/templates.h> #include <libxslt/xsltutils.h> +#include <wtf/StringExtras.h> +#include <wtf/Vector.h> #include <wtf/unicode/Collator.h> #if OS(DARWIN) && !PLATFORM(EFL) && !PLATFORM(GTK) && !PLATFORM(QT) @@ -51,15 +53,19 @@ void xsltTransformErrorTrampoline(xsltTransformContextPtr context, xsltStyleshee { va_list args; va_start(args, message); - char* messageWithArgs; - vasprintf(&messageWithArgs, message, args); + + va_list preflightArgs; + va_copy(preflightArgs, args); + size_t stringLength = vsnprintf(nullptr, 0, message, preflightArgs); + va_end(preflightArgs); + + Vector<char, 1024> buffer(stringLength + 1); + vsnprintf(buffer.data(), stringLength + 1, message, args); va_end(args); static void (*xsltTransformErrorPointer)(xsltTransformContextPtr, xsltStylesheetPtr, xmlNodePtr, const char*, ...) WTF_ATTRIBUTE_PRINTF(4, 5) = reinterpret_cast<void (*)(xsltTransformContextPtr, xsltStylesheetPtr, xmlNodePtr, const char*, ...)>(dlsym(libxsltLibrary(), "xsltTransformError")); - xsltTransformErrorPointer(context, style, node, "%s", messageWithArgs); - - free(messageWithArgs); + xsltTransformErrorPointer(context, style, node, "%s", buffer.data()); } #define xsltTransformError xsltTransformErrorTrampoline |