add new pa_pipe_close() API to close two fds at the same time

git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/lennart@1812 fefdeb5f-60dc-0310-8127-8f9354f1896f

3 files changed, 16 insertions, 2 deletions

diff --git a/src/pulsecore/core-util.c b/src/pulsecore/core-util.c
index 62a63761..5becdef0 100644
--- a/src/pulsecore/core-util.c
+++ b/src/pulsecore/core-util.c
@@ -1323,3 +1323,16 @@ void *pa_will_need(const void *p, size_t l) {
 
     return (void*) p;
 }
+
+void pa_close_pipe(int fds[2]) {
+    pa_assert(fds);
+    
+    if (fds[0] >= 0)
+        pa_assert_se(pa_close(fds[0]) == 0);
+    
+    if (fds[1] >= 0)
+        pa_assert_se(pa_close(fds[1]) == 0);
+    
+    fds[0] = fds[1] = -1;
+}
+
diff --git a/src/pulsecore/core-util.h b/src/pulsecore/core-util.h
index fcafe63d..efd19f45 100644
--- a/src/pulsecore/core-util.h
+++ b/src/pulsecore/core-util.h
@@ -120,4 +120,6 @@ static inline unsigned pa_make_power_of_two(unsigned n) {
     return n + 1;
 }
 
+void pa_close_pipe(int fds[2]);
+
 #endif
diff --git a/src/pulsecore/fdsem.c b/src/pulsecore/fdsem.c
index 710a74f5..68207a76 100644
--- a/src/pulsecore/fdsem.c
+++ b/src/pulsecore/fdsem.c
@@ -67,8 +67,7 @@ pa_fdsem *pa_fdsem_new(void) {
 void pa_fdsem_free(pa_fdsem *f) {
     pa_assert(f);
 
-    pa_assert_se(pa_close(f->fds[0]) == 0);
-    pa_assert_se(pa_close(f->fds[1]) == 0);
+    pa_close_pipe(f->fds);
 
     pa_xfree(f);
 }