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In GNUC environments make use of backtrace function from glibc.

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Using _GNUC_ wrapper, if needed I can added in a more robust configure time check for the specific header, but that seemed overkill for just this check.
This commit is contained in:
apathy
2016-07-19 05:05:13 -07:00
parent 4239e694f6
commit 161b9562e4
1 changed files with 25 additions and 1 deletions
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26
src/main.cpp
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@@ -14,11 +14,23 @@
#include <iostream>
#include <thread>
#ifdef __GNUC__
#include <execinfo.h>
#endif
INITIALIZE_EASYLOGGINGPP
StationChatConfig BuildConfiguration(int argc, char* argv[]);
#ifdef __GNUC__
void SignalHandler(int sig);
#endif
int main(int argc, char* argv[]) {
#ifdef __GNUC__
signal(SIGSEGV, SignalHandler);
#endif
auto config = BuildConfiguration(argc, argv);
el::Loggers::setDefaultConfigurations(config.loggerConfig, true);
@@ -47,7 +59,7 @@ StationChatConfig BuildConfiguration(int argc, char* argv[]) {
("config,c", po::value<std::string>(&configFile)->default_value("swgchat.cfg"),
"sets path to the configuration file")
("logger_config", po::value<std::string>(&config.loggerConfig)->default_value("logger.cfg"),
"setspath to the logger configuration file")
"sets path to the logger configuration file")
;
po::options_description options("Configuration");
@@ -89,3 +101,15 @@ StationChatConfig BuildConfiguration(int argc, char* argv[]) {
return config;
}
#ifdef __GNUC__
void SignalHandler(int sig) {
const int BACKTRACE_LIMIT = 10;
void *arr[BACKTRACE_LIMIT];
auto size = backtrace(arr, BACKTRACE_LIMIT);
fprintf(stderr, "Error: signal %d:\n", sig);
backtrace_symbols_fd(arr, size, STDERR_FILENO);
exit(1);
}
#endif