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authorMax Kellermann <max@duempel.org>2009-11-07 19:02:53 +0100
committerMax Kellermann <max@duempel.org>2009-11-07 19:02:53 +0100
commit1573ea1485e809557bd9c8777a794d394fbc79c7 (patch)
tree220b3c5669bc7653db067d81e0ac14e19076f8ca
parente3af0032b236dc52d4a74c4d740e57a1f6d520aa (diff)
downloadmpd-1573ea1485e809557bd9c8777a794d394fbc79c7.tar.gz
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inotify: set close-on-exec flag
Added wrapper for inotify_init1() to fd_util.c.
-rw-r--r--src/fd_util.c26
-rw-r--r--src/fd_util.h3
-rw-r--r--src/inotify_source.c3
3 files changed, 31 insertions, 1 deletions
diff --git a/src/fd_util.c b/src/fd_util.c
index b6593d919..9137e6e3b 100644
--- a/src/fd_util.c
+++ b/src/fd_util.c
@@ -35,6 +35,10 @@
#include <sys/socket.h>
#endif
+#ifdef HAVE_INOTIFY_INIT
+#include <sys/inotify.h>
+#endif
+
#ifndef WIN32
static int
@@ -169,3 +173,25 @@ accept_cloexec(int fd, struct sockaddr *address, size_t *address_length_r)
return ret;
}
+
+#ifdef HAVE_INOTIFY_INIT
+
+int
+inotify_init_cloexec(void)
+{
+ int fd;
+
+#ifdef HAVE_INOTIFY_INIT1
+ fd = inotify_init1(IN_CLOEXEC);
+ if (fd >= 0 || errno != ENOSYS)
+ return fd;
+#endif
+
+ fd = inotify_init();
+ if (fd >= 0)
+ fd_set_cloexec(fd, true);
+
+ return fd;
+}
+
+#endif
diff --git a/src/fd_util.h b/src/fd_util.h
index 805d1cc3d..99479a0cf 100644
--- a/src/fd_util.h
+++ b/src/fd_util.h
@@ -50,4 +50,7 @@ socket_cloexec(int domain, int type, int protocol);
int
accept_cloexec(int fd, struct sockaddr *address, size_t *address_length_r);
+int
+inotify_init_cloexec(void);
+
#endif
diff --git a/src/inotify_source.c b/src/inotify_source.c
index d5feec3e0..fd39f8481 100644
--- a/src/inotify_source.c
+++ b/src/inotify_source.c
@@ -19,6 +19,7 @@
#include "inotify_source.h"
#include "fifo_buffer.h"
+#include "fd_util.h"
#include <sys/inotify.h>
#include <unistd.h>
@@ -105,7 +106,7 @@ mpd_inotify_source_new(mpd_inotify_callback_t callback, void *callback_ctx,
struct mpd_inotify_source *source =
g_new(struct mpd_inotify_source, 1);
- source->fd = inotify_init();
+ source->fd = inotify_init_cloexec();
if (source->fd < 0) {
g_set_error(error_r, mpd_inotify_quark(), errno,
"inotify_init() has failed: %s",