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Crash backtrace improvements

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This commit is contained in:
Brian Fiete 2020-06-10 07:13:48 -07:00
parent 972c4764f0
commit 7c2ef7f709
2 changed files with 30 additions and 11 deletions
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4
BeefySysLib/CMakeLists.txt
View file

@ -34,8 +34,8 @@ add_definitions(
-DBP_DYNAMIC
)
INCLUDE(CheckIncludeFiles)
CHECK_INCLUDE_FILES(backtrace.h HAVE_BACKTRACE_HEADERS)
INCLUDE(CheckIncludeFileCXX)
CHECK_INCLUDE_FILE_CXX(backtrace.h HAVE_BACKTRACE_HEADERS)
if (HAVE_BACKTRACE_HEADERS)
add_definitions(-DBFP_HAS_BACKTRACE)
endif ()

31
BeefySysLib/platform/posix/PosixCommon.cpp
View file

@ -30,7 +30,7 @@
#ifdef BFP_BACKTRACE_PATH
#include BFP_BACKTRACE_PATH
#else
#elif BFP_HAS_BACKTRACE
#include "backtrace.h"
#include "backtrace-supported.h"
#endif
@ -45,6 +45,9 @@
#define BFP_ERRPRINTF(...) fprintf (stderr, __VA_ARGS__)
#endif
//#include <cxxabi.h>
//using __cxxabiv1::__cxa_demangle;
USING_NS_BF;
struct BfpPipeInfo
@ -406,9 +409,14 @@ static _Unwind_Reason_Code UnwindHandler(struct _Unwind_Context* context, void*
gUnwindExecStr += StrFormat(" %p", addr);
#else
Dl_info info;
if (dladdr(addr, &info) && info.dli_sname)
if (dladdr(addr, &info))
{
BFP_ERRPRINTF("0x%p %s\n", addr, info.dli_sname);
if (info.dli_sname)
BFP_ERRPRINTF("0x%p %s\n", addr, info.dli_sname);
else if (info.dli_fname)
BFP_ERRPRINTF("0x%p %s\n", addr, info.dli_fname);
else
BFP_ERRPRINTF("0x%p\n", addr);
}
#endif
return _URC_NO_REASON;
@ -503,9 +511,20 @@ BFP_EXPORT void BFP_CALLTYPE BfpSystem_Init(int version, BfpSystemInitFlags flag
BfpSystem_FatalError(StrFormat("Bfp build version '%d' does not match requested version '%d'", BFP_VERSION, version).c_str(), "BFP FATAL ERROR");
}
signal(SIGSEGV, SigHandler);
signal(SIGFPE, SigHandler);
signal(SIGABRT, SigHandler);
//if (ptrace(PTRACE_TRACEME, 0, 1, 0) != -1)
{
//ptrace(PTRACE_DETACH, 0, 1, 0);
//signal(SIGSEGV, SigHandler);
//signal(SIGFPE, SigHandler);
//signal(SIGABRT, SigHandler);
/*struct sigaction action;
memset(&action, 0, sizeof(action));
action.sa_sigaction = signal_segv;
action.sa_flags = SA_SIGINFO;
if(sigaction(SIGSEGV, &action, NULL) < 0)
perror("sigaction");*/
}
}
BFP_EXPORT void BFP_CALLTYPE BfpSystem_SetCommandLine(int argc, char** argv)