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authorLennart Poettering <lennart@poettering.net>2013-11-20 22:11:10 +0100
committerLennart Poettering <lennart@poettering.net>2013-11-20 22:12:47 +0100
commit54b434b1b5055f934230fe04fad35b01642b8488 (patch)
treeadfaa55b25f34b24170b4f979290202a5b0a8271 /src
parent420c7379fb96a188459690a634d0fede55721183 (diff)
valgrind: make running PID 1 in valgrind useful
Since valgrind only generates useful output on exit() (rather than exec()) we need to explicitly exit when valgrind is detected.
Diffstat (limited to 'src')
-rw-r--r--src/core/main.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/src/core/main.c b/src/core/main.c
index f342cdd289..4d4f6e8f4c 100644
--- a/src/core/main.c
+++ b/src/core/main.c
@@ -32,6 +32,10 @@
#include <sys/prctl.h>
#include <sys/mount.h>
+#ifdef HAVE_VALGRIND_VALGRIND_H
+#include <valgrind/valgrind.h>
+#endif
+
#include "sd-daemon.h"
#include "sd-messages.h"
#include "sd-bus.h"
@@ -1830,6 +1834,15 @@ finish:
if (fds)
fdset_free(fds);
+#ifdef HAVE_VALGRIND_VALGRIND_H
+ /* If we are PID 1 and running under valgrind, then let's exit
+ * here explicitly. valgrind will only generate nice output on
+ * exit(), not on exec(), hence let's do the former not the
+ * latter here. */
+ if (getpid() == 1 && RUNNING_ON_VALGRIND)
+ return 0;
+#endif
+
if (shutdown_verb) {
const char * command_line[] = {
SYSTEMD_SHUTDOWN_BINARY_PATH,