- for (i = 0; i < frames; ++i) {
- Dl_info info;
- dladdr (callstack[i], &info);
- // as a reference:
- // typedef struct
- // {
- // __const char *dli_fname; /* File name of defining object. */
- // void *dli_fbase; /* Load address of that object. */
- // __const char *dli_sname; /* Name of nearest symbol. */
- // void *dli_saddr; /* Exact value of nearest symbol. */
- // } Dl_info;
-
- #if __LP64__
- int addrSize = 16;
- #else
- int addrSize = 8;
- #endif
-
- QString funcName;
- if(info.dli_sname) {
- char *func = abi::__cxa_demangle(info.dli_sname, 0, 0, 0);
- if(func) {
- funcName = QString(func);
- free(func);
- } else {
- funcName = QString(info.dli_sname);
- }
- } else {
- funcName = QString("0x%1").arg((long)info.dli_saddr, addrSize, QLatin1Char('0'));
- }
-
- // prettificating the filename
- QString fileName("???");
- if(info.dli_fname) {
- fileName = QString(info.dli_fname);
- int slashPos = fileName.lastIndexOf('/');
- if(slashPos != -1)
- fileName = fileName.mid(slashPos + 1);
- if(fileName.count() < 20)
- fileName += QString(20 - fileName.count(), ' ');
- }
-
- QString debugLine = QString("#%1 %2 0x%3 %4").arg(i, 3, 10)
- .arg(fileName)
- .arg((long)(callstack[i]), addrSize, 16, QLatin1Char('0'))
- .arg(funcName);