Function printSourceFileAndLine

src/OSspecific/POSIX/printStack.C:92–138

void printSourceFileAndLine
(
    Ostream& os,
    const fileName& filename,
    Dl_info *info,
    void *addr
)
{
    uintptr_t address = uintptr_t(addr);
    word myAddress = addressToWord(address);

    if (filename.ext() == "so")
    {
        // Convert address into offset into dynamic library
        uintptr_t offset = uintptr_t(info->dli_fbase);
        intptr_t relativeAddress = address - offset;
        myAddress = addressToWord(relativeAddress);
    }

    if (filename[0] == '/')
    {
        string line = pOpen
        (
            "addr2line -f --demangle=auto --exe "
          + filename
          + " "
          + myAddress,
            1
        );

        if (line == "")
        {
            os  << " addr2line failed";
        }
        else if (line == "??:0")
        {
            os  << " in " << filename;
        }
        else
        {
            string cwdLine(line.replaceAll(cwd() + '/', ""));
            string homeLine(cwdLine.replaceAll(home(), '~'));

            os  << " at " << homeLine.c_str();
        }
    }
}


fileName absolutePath(const char* fn)