[vlc-devel] commit: Linux: use accept4 if available (glibc 2.10) ( Rémi Denis-Courmont )

[git version control]

vlc | branch: master | Rémi Denis-Courmont <remi at remlab.net> | Sun Nov  8 13:02:43 2009 +0200| [3585accf1f4c128f46a9b86da9742c3260a7221a] | committer: Rémi Denis-Courmont 

Linux: use accept4 if available (glibc 2.10)

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=3585accf1f4c128f46a9b86da9742c3260a7221a
---

 configure.ac        |    2 +-
 src/network/httpd.c |    4 ++++
 src/network/tcp.c   |    7 +++++++
 3 files changed, 12 insertions(+), 1 deletions(-)

diff --git a/configure.ac b/configure.ac
index 40b46c7..4232168 100644
--- a/configure.ac
+++ b/configure.ac
@@ -583,7 +583,7 @@ AC_CHECK_FUNCS(fdatasync,,
 ])
 
 dnl Check for non-standard system calls
-AC_CHECK_FUNCS([vmsplice eventfd fstatfs])
+AC_CHECK_FUNCS([vmsplice eventfd fstatfs accept4])
 
 AH_BOTTOM([#include <vlc_fixups.h>])
 
diff --git a/src/network/httpd.c b/src/network/httpd.c
index c016661..9103194 100644
--- a/src/network/httpd.c
+++ b/src/network/httpd.c
@@ -2517,6 +2517,10 @@ static void* httpd_HostThread( void *data )
                 continue;
 
             /* */
+#ifdef HAVE_ACCEPT4
+            fd = accept4 (fd, NULL, NULL, SOCK_CLOEXEC);
+            if (fd == -1 && errno == ENOSYS)
+#endif
             fd = accept (fd, NULL, NULL);
             if (fd == -1)
                 continue;
diff --git a/src/network/tcp.c b/src/network/tcp.c
index 4297a20..0347010 100644
--- a/src/network/tcp.c
+++ b/src/network/tcp.c
@@ -255,8 +255,15 @@ next_ai: /* failure */
 int net_AcceptSingle (vlc_object_t *obj, int lfd)
 {
     int fd;
+
     do
+    {
+#ifdef HAVE_ACCEPT4
+        fd = accept4 (lfd, NULL, NULL, SOCK_CLOEXEC);
+        if (fd == -1 && errno == ENOSYS)
+#endif
         fd = accept (lfd, NULL, NULL);
+    }
     while (fd == -1 && errno == EINTR);
 
     if (fd == -1)