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Include symbol offset in symbol name on linux.

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This commit is contained in:
Bartosz Taudul 2018-06-21 13:10:48 +02:00
parent 973eab2b4a
commit b3ca36f3f4
1 changed files with 22 additions and 5 deletions
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17
client/TracyCallstack.cpp
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@ -81,12 +81,14 @@ CallstackEntry DecodeCallstackPtr( uint64_t ptr )
const char* symloc = nullptr; const char* symloc = nullptr;
auto vptr = (void*)ptr; auto vptr = (void*)ptr;
char** sym = nullptr; char** sym = nullptr;
ptrdiff_t symoff = 0;
Dl_info dlinfo; Dl_info dlinfo;
if( dladdr( vptr, &dlinfo ) ) if( dladdr( vptr, &dlinfo ) )
{ {
symloc = dlinfo.dli_fname; symloc = dlinfo.dli_fname;
symname = dlinfo.dli_sname; symname = dlinfo.dli_sname;
symoff = (char*)ptr - (char*)dlinfo.dli_saddr;
if( symname && symname[0] == '_' ) if( symname && symname[0] == '_' )
{ {
@ -117,11 +119,26 @@ CallstackEntry DecodeCallstackPtr( uint64_t ptr )
symloc = "[unknown]"; symloc = "[unknown]";
} }
if( symoff == 0 )
{
const auto namelen = strlen( symname ); const auto namelen = strlen( symname );
auto name = (char*)tracy_malloc( namelen + 1 ); auto name = (char*)tracy_malloc( namelen + 1 );
memcpy( name, symname, namelen ); memcpy( name, symname, namelen );
name[namelen] = '\0'; name[namelen] = '\0';
ret.name = name; ret.name = name;
}
else
{
char buf[32];
sprintf( buf, " + %td", symoff );
const auto offlen = strlen( buf );
const auto namelen = strlen( symname );
auto name = (char*)tracy_malloc( namelen + offlen + 1 );
memcpy( name, symname, namelen );
memcpy( name + namelen, buf, offlen );
name[namelen + offlen] = '\0';
ret.name = name;
}
const auto loclen = strlen( symloc ); const auto loclen = strlen( symloc );
auto loc = (char*)tracy_malloc( loclen + 1 ); auto loc = (char*)tracy_malloc( loclen + 1 );