// For some environments, add two extra bytes for the leading "0x".
static const int kPrintfPointerFieldWidth = 2 + 2 * sizeof(void*);
-static void DebugWriteToStderr(const char* data, void *unused) {
+static void DebugWriteToStderr(const char* data, void *) {
// This one is signal-safe.
- write(STDERR_FILENO, data, strlen(data));
+ if (write(STDERR_FILENO, data, strlen(data)) < 0) {
+ // Ignore errors.
+ }
}
void DebugWriteToString(const char* data, void *arg) {
static void DumpStackTraceAndExit() {
DumpStackTrace(1, DebugWriteToStderr, NULL);
- // Set the default signal handler for SIGABRT, to avoid invoking our
- // own signal handler installed by InstallFailedSignalHandler().
- struct sigaction sig_action;
- memset(&sig_action, 0, sizeof(sig_action));
- sigemptyset(&sig_action.sa_mask);
- sig_action.sa_handler = SIG_DFL;
- sigaction(SIGABRT, &sig_action, NULL);
+ // TOOD(hamaji): Use signal instead of sigaction?
+#ifdef HAVE_SIGACTION
+ if (IsFailureSignalHandlerInstalled()) {
+ // Set the default signal handler for SIGABRT, to avoid invoking our
+ // own signal handler installed by InstallFailureSignalHandler().
+ struct sigaction sig_action;
+ memset(&sig_action, 0, sizeof(sig_action));
+ sigemptyset(&sig_action.sa_mask);
+ sig_action.sa_handler = SIG_DFL;
+ sigaction(SIGABRT, &sig_action, NULL);
+ }
+#endif // HAVE_SIGACTION
abort();
}
}
pid_t GetTID() {
- // On Linux and FreeBSD, we try to use gettid().
-#if defined OS_LINUX || defined OS_FREEBSD || defined OS_MACOSX
+ // On Linux and MacOSX, we try to use gettid().
+#if defined OS_LINUX || defined OS_MACOSX
#ifndef __NR_gettid
#ifdef OS_MACOSX
#define __NR_gettid SYS_gettid
// the value change to "true".
lacks_gettid = true;
}
-#endif // OS_LINUX || OS_FREEBSD
+#endif // OS_LINUX || OS_MACOSX
// If gettid() could not be used, we use one of the following.
#if defined OS_LINUX
void ShutdownGoogleLoggingUtilities() {
CHECK(IsGoogleLoggingInitialized())
<< "You called ShutdownGoogleLogging() without calling InitGoogleLogging() first!";
+ g_program_invocation_short_name = NULL;
#ifdef HAVE_SYSLOG_H
closelog();
#endif