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[compiler-rt] Use signal on Windows #5

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[compiler-rt] Use signal on Windows #5

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13 changes: 13 additions & 0 deletions compiler-rt/lib/profile/InstrProfilingFile.c
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Original file line number Diff line number Diff line change
Expand Up @@ -366,6 +366,18 @@ static void exitSignalHandler(int sig) {
exit(0);
}

#if defined(_WIN32)
// sigaction isn't available on Windows, so just use signal.
static void installExitSignalHandlers(void) {
unsigned I;
for (I = 0; I < lprofCurFilename.NumExitSignals; ++I) {
if (signal(lprofCurFilename.ExitOnSignals[I], exitSignalHandler) == SIG_ERR)
PROF_WARN(
"Unable to install an exit signal handler for %d (errno = %d).\n",
lprofCurFilename.ExitOnSignals[I], errno);
}
}
#else
static void installExitSignalHandlers(void) {
unsigned I;
struct sigaction sigact;
Expand All @@ -380,6 +392,7 @@ static void installExitSignalHandlers(void) {
lprofCurFilename.ExitOnSignals[I], err);
}
}
#endif

static const char *DefaultProfileName = "default.profraw";
static void resetFilenameToDefault(void) {
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