[Xenomai-git] Gilles Chanteperdrix : latency: only ignore SIGDEBUG if reason is mode switch

[git repository hosting]

Module: xenomai-gch
Branch: for-forge
Commit: 15b8b1201623911156c57997325a2340a54d69a9
URL:    
http://git.xenomai.org/?p=xenomai-gch.git;a=commit;h=15b8b1201623911156c57997325a2340a54d69a9

Author: Gilles Chanteperdrix <gilles.chanteperd...@xenomai.org>
Date:   Fri Dec 27 18:42:42 2013 +0100

latency: only ignore SIGDEBUG if reason is mode switch

and various cleanups

---

 testsuite/latency/latency.c |   19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/testsuite/latency/latency.c b/testsuite/latency/latency.c
index 2cb874e..02669a1 100644
--- a/testsuite/latency/latency.c
+++ b/testsuite/latency/latency.c
@@ -117,7 +117,7 @@ static void *latency(void *cookie)
 
        err = clock_gettime(CLOCK_MONOTONIC, &expected);
        if (err) {
-               fprintf(stderr, "latency: clock_gettime %m\n");
+               fprintf(stderr, "latency: clock_gettime: %m\n");
                return NULL;
        }
 
@@ -125,8 +125,8 @@ static void *latency(void *cookie)
        nsamples = ONE_BILLION / period_ns;
        /* start time: one millisecond from now. */
        expected.tv_nsec += 1000000;
-       if (expected.tv_nsec > 1000000000) {
-               expected.tv_nsec -= 1000000000;
+       if (expected.tv_nsec > ONE_BILLION) {
+               expected.tv_nsec -= ONE_BILLION;
                expected.tv_sec++;
        }
        timer_conf.it_value = expected;
@@ -507,7 +507,7 @@ static void cleanup(void)
        if (max_relaxed > 0)
                printf(
 "Warning! some latency maxima may have been due to involuntary mode 
switches.\n"
-"Please contact xenomai-h...@gna.org\n");
+"Please contact xeno...@xenomai.org\n");
 
        if (histogram_avg)
                free(histogram_avg);
@@ -550,11 +550,6 @@ static void sigdebug(int sig, siginfo_t *si, void *context)
        int n __attribute__ ((unused));
        static char buffer[256];
 
-       if (!stop_upon_switch) {
-               ++sampling_relaxed;
-               return;
-       }
-
        if (reason > SIGDEBUG_WATCHDOG)
                reason = SIGDEBUG_UNDEFINED;
 
@@ -568,6 +563,11 @@ static void sigdebug(int sig, siginfo_t *si, void *context)
                exit(EXIT_FAILURE);
        }
 
+       if (!stop_upon_switch) {
+               ++sampling_relaxed;
+               return;
+       }
+
        n = snprintf(buffer, sizeof(buffer), fmt, reason_str[reason]);
        n = write(STDERR_FILENO, buffer, n);
        signal(sig, SIG_DFL);
@@ -815,6 +815,7 @@ int main(int argc, char *const *argv)
                }
 
                err = pthread_create(&latency_task, &tattr, &latency, NULL);
+               pthread_attr_destroy(&tattr);
 
                if (err) {
                        fprintf(stderr,


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