Replace fcntl(O_NONBLOCK) with g_unix_set_fd_nonblocking()

Suggested-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

1 files changed, 2 insertions, 14 deletions

diff --git a/util/oslib-posix.c b/util/oslib-posix.c
index 2a6f624..72f25e5 100644
--- a/util/oslib-posix.c
+++ b/util/oslib-posix.c
@@ -226,24 +226,12 @@ void qemu_anon_ram_free(void *ptr, size_t size)
 
 void qemu_set_block(int fd)
 {
-    int f;
-    f = fcntl(fd, F_GETFL);
-    assert(f != -1);
-    f = fcntl(fd, F_SETFL, f & ~O_NONBLOCK);
-    assert(f != -1);
+    g_unix_set_fd_nonblocking(fd, false, NULL);
 }
 
 int qemu_try_set_nonblock(int fd)
 {
-    int f;
-    f = fcntl(fd, F_GETFL);
-    if (f == -1) {
-        return -errno;
-    }
-    if (fcntl(fd, F_SETFL, f | O_NONBLOCK) == -1) {
-        return -errno;
-    }
-    return 0;
+    return g_unix_set_fd_nonblocking(fd, true, NULL) ? 0 : -errno;
 }
 
 void qemu_set_nonblock(int fd)