sd-daemon: fix sd_is_mq for non-mq fds

[elogind.git] / src / libelogind / sd-daemon / sd-daemon.c

diff --git a/src/libelogind/sd-daemon/sd-daemon.c b/src/libelogind/sd-daemon/sd-daemon.c
index d4e0da61d6361f4f742c8ccce8aed10631d3042f..7639b6d3bfe5ae8d833b4696945fc1d200d6fd46 100644 (file)
--- a/src/libelogind/sd-daemon/sd-daemon.c
+++ b/src/libelogind/sd-daemon/sd-daemon.c
@@ -38,6 +38,8 @@
 #include "socket-util.h"
 #include "sd-daemon.h"
 
+/// UNNEEDED by elogind
+#if 0
 _public_ int sd_listen_fds(int unset_environment) {
         const char *e;
         unsigned n;
@@ -151,6 +153,7 @@ _public_ int sd_is_special(int fd, const char *path) {
 
         return 1;
 }
+#endif // 0
 
 static int sd_is_socket_internal(int fd, int type, int listening) {
         struct stat st_fd;
@@ -221,6 +224,8 @@ _public_ int sd_is_socket(int fd, int family, int type, int listening) {
         return 1;
 }
 
+/// UNNEEDED by elogind
+#if 0
 _public_ int sd_is_socket_inet(int fd, int family, int type, int listening, uint16_t port) {
         union sockaddr_union sockaddr = {};
         socklen_t l = sizeof(sockaddr);
@@ -307,15 +312,18 @@ _public_ int sd_is_socket_unix(int fd, int type, int listening, const char *path
         return 1;
 }
 
-/// UNNEEDED by elogind
-#if 0
 _public_ int sd_is_mq(int fd, const char *path) {
         struct mq_attr attr;
 
-        assert_return(fd >= 0, -EBADF);
+        /* Check that the fd is valid */
+        assert_return(fcntl(fd, F_GETFD) >= 0, -errno);
 
-        if (mq_getattr(fd, &attr) < 0)
+        if (mq_getattr(fd, &attr) < 0) {
+                if (errno == EBADF)
+                        /* A non-mq fd (or an invalid one, but we ruled that out above) */
+                        return 0;
                 return -errno;
+        }
 
         if (path) {
                 char fpath[PATH_MAX];
@@ -463,6 +471,8 @@ _public_ int sd_notify(int unset_environment, const char *state) {
         return sd_pid_notify_with_fds(0, unset_environment, state, NULL, 0);
 }
 
+/// UNNEEDED by elogind
+#if 0
 _public_ int sd_pid_notifyf(pid_t pid, int unset_environment, const char *format, ...) {
         _cleanup_free_ char *p = NULL;
         int r;
@@ -511,6 +521,7 @@ _public_ int sd_booted(void) {
 
         return !!S_ISDIR(st.st_mode);
 }
+#endif // 0
 
 _public_ int sd_watchdog_enabled(int unset_environment, uint64_t *usec) {
         const char *s, *p = ""; /* p is set to dummy value to do unsetting */