diff options
| -rw-r--r-- | src/util.cpp | 112 | ||||
| -rw-r--r-- | src/util.h | 6 |
2 files changed, 37 insertions, 81 deletions
diff --git a/src/util.cpp b/src/util.cpp index b0c80f6dfc..c778e51e3b 100644 --- a/src/util.cpp +++ b/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) - { - pend = END(pszBuffer) - 2; - *pend++ = '\n'; - } - else - pend += ret; - *pend = '\0'; - char* p1 = pszBuffer; - char* p2; - while ((p2 = strchr(p1, '\n'))) + + int line_start = 0, line_end; + while((line_end = buffer.find('\n', line_start)) != -1) { - p2++; - char c = *p2; - *p2 = '\0'; - OutputDebugStringA(p1); - *p2 = c; - p1 = p2; + OutputDebugStringA(buffer.substr(line_start, line_end - line_start).c_str()); + line_start = line_end + 1; } - 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() diff --git a/src/util.h b/src/util.h index f7bdaf5332..b90cb43eec 100644 --- a/src/util.h +++ b/src/util.h @@ -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); |