Merge pull request #1302 from laanwj/2012_05_utilstrings
Get rid of snprintf (except one) with fixed buffers, shorten code
This commit is contained in:
commit
01ecb074a7
112
src/util.cpp
112
src/util.cpp
|
@ -182,8 +182,6 @@ int GetRandInt(int nMax)
|
|||
|
||||
|
||||
|
||||
|
||||
|
||||
inline int OutputDebugStringF(const char* pszFormat, ...)
|
||||
{
|
||||
int ret = 0;
|
||||
|
@ -230,68 +228,30 @@ inline int OutputDebugStringF(const char* pszFormat, ...)
|
|||
{
|
||||
static CCriticalSection cs_OutputDebugStringF;
|
||||
|
||||
// accumulate a line at a time
|
||||
// accumulate and output a line at a time
|
||||
{
|
||||
LOCK(cs_OutputDebugStringF);
|
||||
static char pszBuffer[50000];
|
||||
static char* pend;
|
||||
if (pend == NULL)
|
||||
pend = pszBuffer;
|
||||
static std::string buffer;
|
||||
|
||||
va_list arg_ptr;
|
||||
va_start(arg_ptr, pszFormat);
|
||||
int limit = END(pszBuffer) - pend - 2;
|
||||
int ret = _vsnprintf(pend, limit, pszFormat, arg_ptr);
|
||||
buffer += vstrprintf(pszFormat, arg_ptr);
|
||||
va_end(arg_ptr);
|
||||
if (ret < 0 || ret >= limit)
|
||||
|
||||
int line_start = 0, line_end;
|
||||
while((line_end = buffer.find('\n', line_start)) != -1)
|
||||
{
|
||||
pend = END(pszBuffer) - 2;
|
||||
*pend++ = '\n';
|
||||
OutputDebugStringA(buffer.substr(line_start, line_end - line_start).c_str());
|
||||
line_start = line_end + 1;
|
||||
}
|
||||
else
|
||||
pend += ret;
|
||||
*pend = '\0';
|
||||
char* p1 = pszBuffer;
|
||||
char* p2;
|
||||
while ((p2 = strchr(p1, '\n')))
|
||||
{
|
||||
p2++;
|
||||
char c = *p2;
|
||||
*p2 = '\0';
|
||||
OutputDebugStringA(p1);
|
||||
*p2 = c;
|
||||
p1 = p2;
|
||||
}
|
||||
if (p1 != pszBuffer)
|
||||
memmove(pszBuffer, p1, pend - p1 + 1);
|
||||
pend -= (p1 - pszBuffer);
|
||||
buffer.erase(0, line_start);
|
||||
}
|
||||
}
|
||||
#endif
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
||||
// Safer snprintf
|
||||
// - prints up to limit-1 characters
|
||||
// - output string is always null terminated even if limit reached
|
||||
// - return value is the number of characters actually printed
|
||||
int my_snprintf(char* buffer, size_t limit, const char* format, ...)
|
||||
{
|
||||
if (limit == 0)
|
||||
return 0;
|
||||
va_list arg_ptr;
|
||||
va_start(arg_ptr, format);
|
||||
int ret = _vsnprintf(buffer, limit, format, arg_ptr);
|
||||
va_end(arg_ptr);
|
||||
if (ret < 0 || ret >= (int)limit)
|
||||
{
|
||||
ret = limit - 1;
|
||||
buffer[limit-1] = 0;
|
||||
}
|
||||
return ret;
|
||||
}
|
||||
|
||||
string real_strprintf(const std::string &format, int dummy, ...)
|
||||
string vstrprintf(const std::string &format, va_list ap)
|
||||
{
|
||||
char buffer[50000];
|
||||
char* p = buffer;
|
||||
|
@ -300,7 +260,7 @@ string real_strprintf(const std::string &format, int dummy, ...)
|
|||
loop
|
||||
{
|
||||
va_list arg_ptr;
|
||||
va_start(arg_ptr, dummy);
|
||||
va_copy(arg_ptr, ap);
|
||||
ret = _vsnprintf(p, limit, format.c_str(), arg_ptr);
|
||||
va_end(arg_ptr);
|
||||
if (ret >= 0 && ret < limit)
|
||||
|
@ -318,19 +278,22 @@ string real_strprintf(const std::string &format, int dummy, ...)
|
|||
return str;
|
||||
}
|
||||
|
||||
string real_strprintf(const std::string &format, int dummy, ...)
|
||||
{
|
||||
va_list arg_ptr;
|
||||
va_start(arg_ptr, dummy);
|
||||
string str = vstrprintf(format, arg_ptr);
|
||||
va_end(arg_ptr);
|
||||
return str;
|
||||
}
|
||||
|
||||
bool error(const char *format, ...)
|
||||
{
|
||||
char buffer[50000];
|
||||
int limit = sizeof(buffer);
|
||||
va_list arg_ptr;
|
||||
va_start(arg_ptr, format);
|
||||
int ret = _vsnprintf(buffer, limit, format, arg_ptr);
|
||||
std::string str = vstrprintf(format, arg_ptr);
|
||||
va_end(arg_ptr);
|
||||
if (ret < 0 || ret >= limit)
|
||||
{
|
||||
buffer[limit - 1] = 0;
|
||||
}
|
||||
printf("ERROR: %s\n", buffer);
|
||||
printf("ERROR: %s\n", str.c_str());
|
||||
return false;
|
||||
}
|
||||
|
||||
|
@ -758,7 +721,7 @@ bool WildcardMatch(const string& str, const string& mask)
|
|||
|
||||
|
||||
|
||||
void FormatException(char* pszMessage, std::exception* pex, const char* pszThread)
|
||||
static std::string FormatException(std::exception* pex, const char* pszThread)
|
||||
{
|
||||
#ifdef WIN32
|
||||
char pszModule[MAX_PATH] = "";
|
||||
|
@ -767,37 +730,34 @@ void FormatException(char* pszMessage, std::exception* pex, const char* pszThrea
|
|||
const char* pszModule = "bitcoin";
|
||||
#endif
|
||||
if (pex)
|
||||
snprintf(pszMessage, 1000,
|
||||
return strprintf(
|
||||
"EXCEPTION: %s \n%s \n%s in %s \n", typeid(*pex).name(), pex->what(), pszModule, pszThread);
|
||||
else
|
||||
snprintf(pszMessage, 1000,
|
||||
return strprintf(
|
||||
"UNKNOWN EXCEPTION \n%s in %s \n", pszModule, pszThread);
|
||||
}
|
||||
|
||||
void LogException(std::exception* pex, const char* pszThread)
|
||||
{
|
||||
char pszMessage[10000];
|
||||
FormatException(pszMessage, pex, pszThread);
|
||||
printf("\n%s", pszMessage);
|
||||
std::string message = FormatException(pex, pszThread);
|
||||
printf("\n%s", message.c_str());
|
||||
}
|
||||
|
||||
void PrintException(std::exception* pex, const char* pszThread)
|
||||
{
|
||||
char pszMessage[10000];
|
||||
FormatException(pszMessage, pex, pszThread);
|
||||
printf("\n\n************************\n%s\n", pszMessage);
|
||||
fprintf(stderr, "\n\n************************\n%s\n", pszMessage);
|
||||
strMiscWarning = pszMessage;
|
||||
std::string message = FormatException(pex, pszThread);
|
||||
printf("\n\n************************\n%s\n", message.c_str());
|
||||
fprintf(stderr, "\n\n************************\n%s\n", message.c_str());
|
||||
strMiscWarning = message;
|
||||
throw;
|
||||
}
|
||||
|
||||
void PrintExceptionContinue(std::exception* pex, const char* pszThread)
|
||||
{
|
||||
char pszMessage[10000];
|
||||
FormatException(pszMessage, pex, pszThread);
|
||||
printf("\n\n************************\n%s\n", pszMessage);
|
||||
fprintf(stderr, "\n\n************************\n%s\n", pszMessage);
|
||||
strMiscWarning = pszMessage;
|
||||
std::string message = FormatException(pex, pszThread);
|
||||
printf("\n\n************************\n%s\n", message.c_str());
|
||||
fprintf(stderr, "\n\n************************\n%s\n", message.c_str());
|
||||
strMiscWarning = message;
|
||||
}
|
||||
|
||||
boost::filesystem::path GetDefaultDataDir()
|
||||
|
|
|
@ -43,11 +43,6 @@ static const int64 CENT = 1000000;
|
|||
#define ARRAYLEN(array) (sizeof(array)/sizeof((array)[0]))
|
||||
#define printf OutputDebugStringF
|
||||
|
||||
#ifdef snprintf
|
||||
#undef snprintf
|
||||
#endif
|
||||
#define snprintf my_snprintf
|
||||
|
||||
#ifndef PRI64d
|
||||
#if defined(_MSC_VER) || defined(__MSVCRT__)
|
||||
#define PRI64d "I64d"
|
||||
|
@ -133,6 +128,7 @@ int my_snprintf(char* buffer, size_t limit, const char* format, ...);
|
|||
*/
|
||||
std::string real_strprintf(const std::string &format, int dummy, ...);
|
||||
#define strprintf(format, ...) real_strprintf(format, 0, __VA_ARGS__)
|
||||
std::string vstrprintf(const std::string &format, va_list ap);
|
||||
|
||||
bool error(const char *format, ...);
|
||||
void LogException(std::exception* pex, const char* pszThread);
|
||||
|
|
Loading…
Reference in New Issue