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();
}
}
}
void printSourceFileAndLine
(
Ostream& os,
const fileName& filename,
Dl_info *info,
void *addr
)
{
uintptr_t address = uintptr_t(addr);
word myAddress = addressToWord(address);
#if ! defined(darwin64)
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);
}
#endif
if (filename[0] == '/')
{
string line = pOpen
(
#if ! defined(darwin64)
"addr2line -f --demangle=auto --exe "
+ filename
+ " "
+ myAddress,
1
#else
"echo 'image lookup -a "
+ myAddress
+ " "
+ filename
+ "'"
+ " | xcrun lldb "
+ "-O 'target create --no-dependents -a x86_64 "
+ filename
+ "' -o '"
+ "target modules load -f "
+ filename
+ " __TEXT "
+ addressToWord(reinterpret_cast<const uintptr_t>(info->dli_fbase))
+ "'"
+ " | tail -1"
#endif
);
#if defined(darwin64)
{
const char *buf = line.c_str();
regex_t re;
regmatch_t mt[3];
int st;
regcomp(&re, ".\\+at \\(.\\+\\):\\(\\d\\+\\)", REG_ENHANCED);
st = regexec(&re, buf, 3, mt, 0);
if (st == REG_NOMATCH)
{
line = "??:0";
}
else
{
size_t len = mt[1].rm_eo - mt[1].rm_so;
string fname(buf + mt[1].rm_so, len);
len = mt[2].rm_eo - mt[2].rm_so;
string lnum(buf + mt[2].rm_so, len);
line = fname + ":" + lnum;
}
regfree(&re);
}
#endif
if (line == "")
{
os << " addr2line failed";
}
else if (line == "??:0")
{
line = filename;
string cwdLine(line.replaceAll(cwd() + '/', ""));
string homeLine(cwdLine.replaceAll(home(), '~'));
os << " in " << homeLine.c_str();
}
else
{
string cwdLine(line.replaceAll(cwd() + '/', ""));
string homeLine(cwdLine.replaceAll(home(), '~'));
os << " at " << homeLine.c_str();
}
}
}
