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authorMattes D <github@xoft.cz>2014-01-15 22:41:45 +0100
committerMattes D <github@xoft.cz>2014-01-15 22:41:45 +0100
commit4974bf2832b874279fbf6fcca28ca5d6984025b9 (patch)
tree83323f2103745cea670cc9a04ca182ed9c8db55e /src/StringUtils.cpp
parentProtoProxy: use CMake to generate the MSVC project files. (diff)
parentFixed ProtoProxy compilation. (diff)
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Diffstat (limited to 'src/StringUtils.cpp')
-rw-r--r--src/StringUtils.cpp28
1 files changed, 15 insertions, 13 deletions
diff --git a/src/StringUtils.cpp b/src/StringUtils.cpp
index 2dcd9fec9..16937c8a2 100644
--- a/src/StringUtils.cpp
+++ b/src/StringUtils.cpp
@@ -18,7 +18,7 @@
-AString & AppendVPrintf(AString & str, const char *format, va_list args)
+AString & AppendVPrintf(AString & str, const char *format, va_list args, va_list argsCopy)
{
ASSERT(format != NULL);
@@ -28,10 +28,6 @@ AString & AppendVPrintf(AString & str, const char *format, va_list args)
// MS CRT provides secure printf that doesn't behave like in the C99 standard
if ((len = _vsnprintf_s(buffer, ARRAYCOUNT(buffer), _TRUNCATE, format, args)) != -1)
#else // _MSC_VER
- // We need to store a copy of the args, because on AMD64 in GCC the vsnprintf() is allowed to make changes to it (WTF?)
- // Ref.: issue #541, http://www.bailopan.net/blog/?p=30
- va_list args2;
- va_copy(args2, args);
if ((len = vsnprintf(buffer, ARRAYCOUNT(buffer), format, args)) < ARRAYCOUNT(buffer))
#endif // else _MSC_VER
{
@@ -53,9 +49,9 @@ AString & AppendVPrintf(AString & str, const char *format, va_list args)
// Allocate a buffer and printf into it:
std::vector<char> Buffer(len + 1);
#ifdef _MSC_VER
- vsprintf_s((char *)&(Buffer.front()), Buffer.size(), format, args);
+ vsprintf_s((char *)&(Buffer.front()), Buffer.size(), format, argsCopy);
#else // _MSC_VER
- vsnprintf((char *)&(Buffer.front()), Buffer.size(), format, args2);
+ vsnprintf((char *)&(Buffer.front()), Buffer.size(), format, argsCopy);
#endif // else _MSC_VER
str.append(&(Buffer.front()), Buffer.size() - 1);
return str;
@@ -68,9 +64,11 @@ AString & AppendVPrintf(AString & str, const char *format, va_list args)
AString & Printf(AString & str, const char * format, ...)
{
str.clear();
- va_list args;
+ va_list args, argsCopy;
va_start(args, format);
- std::string &retval = AppendVPrintf(str, format, args);
+ va_start(argsCopy, format);
+ std::string &retval = AppendVPrintf(str, format, args, argsCopy);
+ va_end(argsCopy);
va_end(args);
return retval;
}
@@ -82,9 +80,11 @@ AString & Printf(AString & str, const char * format, ...)
AString Printf(const char * format, ...)
{
AString res;
- va_list args;
+ va_list args, argsCopy;
va_start(args, format);
- AppendVPrintf(res, format, args);
+ va_start(argsCopy, format);
+ AppendVPrintf(res, format, args, argsCopy);
+ va_end(argsCopy);
va_end(args);
return res;
}
@@ -95,9 +95,11 @@ AString Printf(const char * format, ...)
AString & AppendPrintf(AString &str, const char *format, ...)
{
- va_list args;
+ va_list args, argsCopy;
va_start(args, format);
- std::string &retval = AppendVPrintf(str, format, args);
+ va_start(argsCopy, format);
+ std::string &retval = AppendVPrintf(str, format, args, argsCopy);
+ va_end(argsCopy);
va_end(args);
return retval;
}