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Add -n and -S options for 'nohup', offline traces

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Change-Id: Ieef12b36b8519ff689ab5a81447b1b9bf4806171
This commit is contained in:
Glenn Kasten 2012-06-05 16:42:22 -07:00
parent e8744fd4dc
commit 31be80f02c
1 changed files with 18 additions and 2 deletions
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18
cmds/atrace/atrace.c
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@ -39,6 +39,8 @@ static bool g_traceWorkqueue = false;
static bool g_traceOverwrite = false;
static int g_traceBufferSizeKB = 2048;
static bool g_compress = false;
static bool g_nohup = false;
static int g_initialSleepSecs = 0;
/* Global state */
static bool g_traceAborted = false;
@ -417,7 +419,9 @@ static void showHelp(const char *cmd)
}
static void handleSignal(int signo) {
if (!g_nohup) {
g_traceAborted = true;
}
}
static void registerSigHandler() {
@ -443,7 +447,7 @@ int main(int argc, char **argv)
for (;;) {
int ret;
ret = getopt(argc, argv, "b:cidflst:uwz");
ret = getopt(argc, argv, "b:cidflst:uwznS:");
if (ret < 0) {
break;
@ -478,10 +482,18 @@ int main(int argc, char **argv)
g_traceFrequency = true;
break;
case 'n':
g_nohup = true;
break;
case 's':
g_traceSchedSwitch = true;
break;
case 'S':
g_initialSleepSecs = atoi(optarg);
break;
case 't':
g_traceDurationSeconds = atoi(optarg);
break;
@ -516,6 +528,10 @@ int main(int argc, char **argv)
registerSigHandler();
if (g_initialSleepSecs > 0) {
sleep(g_initialSleepSecs);
}
bool ok = startTrace(isRoot);
if (ok) {