2 files changed, 35 insertions, 2 deletions
diff --git a/xorg-server/os/osinit.c b/xorg-server/os/osinit.c
index 60d10694b..4d48ea94e 100644
--- a/xorg-server/os/osinit.c
+++ b/xorg-server/os/osinit.c
@@ -213,10 +213,18 @@ OsInit(void)
         dlinfo(RTLD_SELF, RTLD_DI_SETSIGNAL, &failure_signal);
 #endif
 
-#if !defined(__CYGWIN__)
+#if !defined(XQUARTZ)    /* STDIN is already /dev/null and STDOUT/STDERR is managed by console_redirect.c */
+# if defined(__APPLE__)
+        int devnullfd = open(devnull, O_RDWR, 0);
+        assert(devnullfd > 2);
+
+        dup2(devnullfd, STDIN_FILENO);
+        dup2(devnullfd, STDOUT_FILENO);
+        close(devnullfd);
+# elif !defined(__CYGWIN__)
         fclose(stdin);
         fclose(stdout);
-#endif
+# endif
         /* 
          * If a write of zero bytes to stderr returns non-zero, i.e. -1, 
          * then writing to stderr failed, and we'll write somewhere else 
@@ -250,6 +258,7 @@ OsInit(void)
             setlinebuf(stderr);
 #endif
         }
+#endif /* !XQUARTZ */
 
 #if !defined(WIN32) || defined(__CYGWIN__)
         if (getpgrp() == 0)
diff --git a/xorg-server/os/utils.c b/xorg-server/os/utils.c
index c40a938f7..ff3b7e40a 100644
--- a/xorg-server/os/utils.c
+++ b/xorg-server/os/utils.c
@@ -2129,3 +2129,27 @@ FormatUInt64Hex(uint64_t num, char *string)
 
     string[len] = '\0';
 }
+
+/* Move a file descriptor out of the way of our select mask; this
+ * is useful for file descriptors which will never appear in the
+ * select mask to avoid reducing the number of clients that can
+ * connect to the server
+ */
+int
+os_move_fd(int fd)
+{
+    int newfd;
+
+#ifdef F_DUPFD_CLOEXEC
+    newfd = fcntl(fd, F_DUPFD_CLOEXEC, MAXCLIENTS);
+#else
+    newfd = fcntl(fd, F_DUPFD, MAXCLIENTS);
+#endif
+    if (newfd < 0)
+        return fd;
+#ifndef F_DUPFD_CLOEXEC
+    fcntl(newfd, F_SETFD, FD_CLOEXEC);
+#endif
+    close(fd);
+    return newfd;
+}