mirror of
https://github.com/matrix-construct/construct
synced 2024-11-30 02:32:43 +01:00
111 lines
2.5 KiB
C++
111 lines
2.5 KiB
C++
// Matrix Construct
|
|
//
|
|
// Copyright (C) Matrix Construct Developers, Authors & Contributors
|
|
// Copyright (C) 2016-2019 Jason Volk <jason@zemos.net>
|
|
//
|
|
// Permission to use, copy, modify, and/or distribute this software for any
|
|
// purpose with or without fee is hereby granted, provided that the above
|
|
// copyright notice and this permission notice is present in all copies. The
|
|
// full license for this software is available in the LICENSE file.
|
|
|
|
#include <RB_INC_SIGNAL_H
|
|
|
|
#if !defined(NDEBUG) && defined(RB_ASSERT)
|
|
void
|
|
__assert(const char *__assertion,
|
|
const char *__file,
|
|
int __line)
|
|
{
|
|
__assert_fail(__assertion, __file, __line, "<no function>");
|
|
}
|
|
#endif
|
|
|
|
#if !defined(NDEBUG) && defined(RB_ASSERT)
|
|
void
|
|
__assert_perror_fail(int __errnum,
|
|
const char *__file,
|
|
unsigned int __line,
|
|
const char *__function)
|
|
{
|
|
char buf[32];
|
|
snprintf(buf, sizeof(buf), "perror #%d: ", __errnum);
|
|
__assert_fail(buf, __file, __line, __function);
|
|
}
|
|
#endif
|
|
|
|
#if !defined(NDEBUG) && defined(RB_ASSERT)
|
|
#pragma clang diagnostic push
|
|
#pragma clang diagnostic ignored "-Wunreachable-code"
|
|
void
|
|
__assert_fail(const char *__assertion,
|
|
const char *__file,
|
|
unsigned int __line,
|
|
const char *__function)
|
|
{
|
|
if(strcmp(__assertion, "critical") != 0)
|
|
fprintf(stderr, "\nassertion failed [%s +%u] %s :%s\n",
|
|
__file,
|
|
__line,
|
|
__function,
|
|
__assertion);
|
|
|
|
if(ircd::soft_assert)
|
|
return;
|
|
|
|
if(strcmp(RB_ASSERT, "quit") == 0)
|
|
ircd::quit();
|
|
|
|
else if(strcmp(RB_ASSERT, "trap") == 0)
|
|
ircd::debugtrap();
|
|
|
|
#if defined(HAVE_EXCEPTION)
|
|
else if(strcmp(RB_ASSERT, "term") == 0)
|
|
{
|
|
std::terminate();
|
|
__builtin_unreachable();
|
|
}
|
|
#endif
|
|
|
|
#if defined(HAVE_CSTDLIB)
|
|
else if(strcmp(RB_ASSERT, "abort") == 0)
|
|
{
|
|
abort();
|
|
__builtin_unreachable();
|
|
}
|
|
#endif
|
|
|
|
#if defined(HAVE_SIGNAL_H)
|
|
else if(strcmp(RB_ASSERT, "SIGTRAP") == 0)
|
|
raise(SIGTRAP);
|
|
#endif
|
|
|
|
#if defined(HAVE_SIGNAL_H)
|
|
else if(strcmp(RB_ASSERT, "SIGQUIT") == 0)
|
|
raise(SIGSTOP);
|
|
#endif
|
|
|
|
#if defined(HAVE_SIGNAL_H)
|
|
else if(strcmp(RB_ASSERT, "SIGQUIT") == 0)
|
|
raise(SIGQUIT);
|
|
#endif
|
|
|
|
else __builtin_trap();
|
|
}
|
|
#pragma clang diagnostic pop
|
|
#endif
|
|
|
|
void
|
|
__attribute__((visibility("default")))
|
|
ircd::debugtrap()
|
|
{
|
|
#if defined(__clang__)
|
|
static_assert(__has_builtin(__builtin_debugtrap));
|
|
__builtin_debugtrap();
|
|
#elif defined(__x86_64__)
|
|
__asm__ volatile ("int $3");
|
|
#elif defined(HAVE_SIGNAL_H)
|
|
raise(SIGTRAP);
|
|
#else
|
|
__builtin_trap();
|
|
#endif
|
|
}
|