src/common.cpp

   1 /*
   2   Copyright (c) 2006 Paolo Capriotti <p.capriotti@gmail.com>
   3             (c) 2006 Maurizio Monge <maurizio.monge@kdemail.net>
   4
   5   This program is free software; you can redistribute it and/or modify
   6   it under the terms of the GNU General Public License as published by
   7   the Free Software Foundation; either version 2 of the License, or
   8   (at your option) any later version.
   9 */
  10
  11 // throw exception: used by boost
  12
  13 #include <string.h>
  14 #include <stdlib.h>
  15 #include <stdarg.h>
  16 #include <iostream>
  17 #include <QString>
  18 #include "common.h"
  19
  20 namespace boost {
  21
  22 void throw_exception(std::exception const &) {
  23   std::cout << "[bug] boost exception" << std::endl;
  24 }
  25
  26 }
  27
  28 std::ostream &operator <<(std::ostream &os, const QString& s) {
  29     os << s.toAscii().constData();
  30     return os;
  31 }
  32
  33 #ifdef Q_CC_GNU
  34   void __attribute__ ((used))
  35 #else
  36   void
  37 #endif
  38 pstr(const QString& s) {
  39   std::cout << "\"" << s << "\"" << std::endl;
  40 }
  41
  42 QString qPrintf(const char* fmt, ...) {
  43   va_list ap;
  44
  45   va_start(ap, fmt);
  46   int l = vsnprintf(NULL, 0, fmt, ap)+1;
  47   va_end(ap);
  48
  49   char *str = (char*)alloca(l);
  50   //char *str = (char*)malloc(l);
  51   va_start(ap, fmt);
  52   vsnprintf(str, l, fmt, ap);
  53   va_end(ap);
  54
  55   QString retv(str);
  56
  57   //free(str);
  58   return retv;
  59 }
  60
  61 #ifdef Q_CC_GNU
  62   #include <typeinfo>
  63   #include <cxxabi.h>
  64 #endif //Q_CC_GNU
  65
  66 QString prettyTypeName(const char* name) {
  67 #ifdef Q_CC_GNU
  68   int s;
  69   const char* res = abi::__cxa_demangle(name, NULL, NULL, &s);
  70   if(res) {
  71     QString retv(res);
  72     free((void*)res);
  73     return retv;
  74   }
  75 #endif //Q_CC_GNU
  76   return QString(name);
  77 }