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Crash handler: Use print_error to include backtrace in logs

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This commit is contained in:
Rémi Verschelde 2022-05-05 11:45:42 +02:00
parent 11b9435130
commit c366f8d2d4
3 changed files with 47 additions and 41 deletions
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22
platform/linuxbsd/crash_handler_linuxbsd.cpp
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@ -32,6 +32,7 @@
#include "core/config/project_settings.h"
#include "core/os/os.h"
#include "core/string/print_string.h"
#include "core/version.h"
#include "main/main.h"
@ -61,21 +62,22 @@ static void handle_crash(int sig) {
msg = proj_settings->get("debug/settings/crash_handler/message");
}
// Dump the backtrace to stderr with a message to the user
fprintf(stderr, "\n================================================================\n");
fprintf(stderr, "%s: Program crashed with signal %d\n", __FUNCTION__, sig);
// Tell MainLoop about the crash. This can be handled by users too in Node.
if (OS::get_singleton()->get_main_loop()) {
OS::get_singleton()->get_main_loop()->notification(MainLoop::NOTIFICATION_CRASH);
}
// Dump the backtrace to stderr with a message to the user
print_error("\n================================================================");
print_error(vformat("%s: Program crashed with signal %d", __FUNCTION__, sig));
// Print the engine version just before, so that people are reminded to include the version in backtrace reports.
if (String(VERSION_HASH).is_empty()) {
fprintf(stderr, "Engine version: %s\n", VERSION_FULL_NAME);
print_error(vformat("Engine version: %s", VERSION_FULL_NAME));
} else {
fprintf(stderr, "Engine version: %s (%s)\n", VERSION_FULL_NAME, VERSION_HASH);
print_error(vformat("Engine version: %s (%s)", VERSION_FULL_NAME, VERSION_HASH));
}
fprintf(stderr, "Dumping the backtrace. %s\n", msg.utf8().get_data());
print_error(vformat("Dumping the backtrace. %s", msg));
char **strings = backtrace_symbols(bt_buffer, size);
if (strings) {
for (size_t i = 1; i < size; i++) {
@ -117,13 +119,13 @@ static void handle_crash(int sig) {
output = output.substr(0, output.length() - 1);
}
fprintf(stderr, "[%ld] %s (%s)\n", (long int)i, fname, output.utf8().get_data());
print_error(vformat("[%d] %s (%s)", (int64_t)i, fname, output));
}
free(strings);
}
fprintf(stderr, "-- END OF BACKTRACE --\n");
fprintf(stderr, "================================================================\n");
print_error("-- END OF BACKTRACE --");
print_error("================================================================");
// Abort to pass the error to the OS
abort();