XQuartz: Fixed first-client-can't-connect bug

Readded the old exec() server startup path for regression testing.
Don't use the dynamic fd addition code since it's not quite working correctly.

configure.ac

@@ -1764,7 +1764,7 @@ if test "x$XQUARTZ" = xyes; then
 
 	AC_CHECK_LIB([Xplugin],[xp_init],[:])
 
-	CFLAGS="${CFLAGS} -DROOTLESS_WORKAROUND -DNO_ALLOCA"
+	CFLAGS="${CFLAGS} -DROOTLESS_WORKAROUND -DNO_ALLOCA -DXQUARTZ_EXPORTS_LAUNCHD_FD"
 fi
 
 # Support for objc in autotools is minimal and not documented.

hw/xquartz/X11Application.m

@@ -201,12 +201,6 @@ static void message_kit_thread (SEL selector, NSObject *arg) {
 	for_appkit = YES;
 	for_x = YES;
   
-//    fprintf(stderr, "fd_add_count: %d\n", fd_add_count);
-    if(fd_add_count) {
-        DarwinProcessFDAdditionQueue();
-        fprintf(stderr, "ran it - fd_add_count: %d\n", fd_add_count);
-    }
-    
 	switch (type) {
 		case NSLeftMouseDown: case NSRightMouseDown: case NSOtherMouseDown:
 		case NSLeftMouseUp: case NSRightMouseUp: case NSOtherMouseUp:

hw/xquartz/darwinEvents.c

@@ -327,9 +327,12 @@ static void DarwinEventHandler(int screenNum, xEventPtr xe, DeviceIntPtr dev, in
     }
 }
 
+int xquartz_launchd_fd = -1;
+
 void DarwinListenOnOpenFD(int fd) {
     ErrorF("DarwinListenOnOpenFD: %d\n", fd);
     
+#if 0
     pthread_mutex_lock(&fd_add_lock);
     if(fd_add_count < FD_ADD_MAX)
         fd_add[fd_add_count++] = fd;
@@ -337,6 +340,9 @@ void DarwinListenOnOpenFD(int fd) {
         ErrorF("FD Addition buffer at max.  Dropping fd addition request.\n");
 
     pthread_mutex_unlock(&fd_add_lock);
+#else
+    xquartz_launchd_fd = fd;
+#endif
 }
 
 void DarwinProcessFDAdditionQueue() {

hw/xquartz/mach-startup/Makefile.am

@@ -1,12 +1,13 @@
 AM_CPPFLAGS = \
 	-DBUILD_DATE=\"$(BUILD_DATE)\" \
-	-DXSERVER_VERSION=\"$(VERSION)\"
+	-DXSERVER_VERSION=\"$(VERSION)\" \
+	-DMACHO_STARTUP
 
 x11appdir = $(APPLE_APPLICATIONS_DIR)/X11.app/Contents/MacOS
 x11app_PROGRAMS = X11
 
 dist_X11_SOURCES = \
-	bundle-main.c
+	bundle-main.c 
 #	launchd_fd.c
 
 nodist_X11_SOURCES = \

hw/xquartz/mach-startup/bundle-main.c

@@ -82,6 +82,7 @@ static pthread_t create_thread(void *func, void *arg) {
     return tid;
 }
 
+#ifdef MACHO_STARTUP
 /*** Mach-O IPC Stuffs ***/
 
 union MaxMsgSize {
@@ -259,13 +260,18 @@ kern_return_t do_start_x11_server(mach_port_t port, string_array_t argv,
 }
 
 int startup_trigger(int argc, char **argv, char **envp) {
+#else
+void *add_launchd_display_thread(void *data);
+
+int main(int argc, char **argv, char **envp) {
+#endif
     Display *display;
     const char *s;
     
-    size_t i;
-    
     /* Take care of the case where we're called like a normal DDX */
     if(argc > 1 && argv[1][0] == ':') {
+#ifdef MACHO_STARTUP
+        size_t i;
         kern_return_t kr;
         mach_port_t mp;
         string_array_t newenvp;
@@ -305,6 +311,10 @@ int startup_trigger(int argc, char **argv, char **envp) {
             exit(EXIT_FAILURE);
         }
         exit(EXIT_SUCCESS);
+#else
+        create_thread(add_launchd_display_thread, NULL);
+        return server_main(argc, argv, envp);
+#endif
     }
 
     /* If we have a process serial number and it's our only arg, act as if
@@ -334,6 +344,7 @@ int startup_trigger(int argc, char **argv, char **envp) {
     return execute(command_from_prefs("startx_script", DEFAULT_STARTX));
 }
 
+#ifdef MACHO_STARTUP
 /*** Main ***/
 int main(int argc, char **argv, char **envp) {
     Bool listenOnly = FALSE;
@@ -378,6 +389,17 @@ int main(int argc, char **argv, char **envp) {
     
     return EXIT_SUCCESS;
 }
+#else
+
+void *add_launchd_display_thread(void *data) {
+    /* Start listening on the launchd fd */
+    int launchd_fd = launchd_display_fd();
+    if(launchd_fd != -1) {
+        DarwinListenOnOpenFD(launchd_fd);
+    }
+    return NULL;
+}
+#endif
     
 static int execute(const char *command) {
     const char *newargv[7];
@@ -393,7 +415,7 @@ static int execute(const char *command) {
     
     fprintf(stderr, "X11.app: Launching %s:\n", command);
     for(s=newargv; *s; s++) {
-        fprintf(stderr, "\targv[%ld] = %s\n", s - newargv, *s);
+        fprintf(stderr, "\targv[%ld] = %s\n", (long int)(s - newargv), *s);
     }
 
     execvp (newargv[0], (char * const *) newargv);

hw/xquartz/mach-startup/stub.c

@@ -115,6 +115,7 @@ static void set_x11_path() {
     }
 }
 
+#ifdef MACHO_STARTUP
 static int create_socket(char *filename_out) {
     struct sockaddr_un servaddr_un;
     struct sockaddr *servaddr;
@@ -218,7 +219,10 @@ static void send_fd_handoff(int handoff_fd, int launchd_fd) {
 #endif
 }
 
+#endif
+
 int main(int argc, char **argv, char **envp) {
+#ifdef MACHO_STARTUP
     int envpc;
     kern_return_t kr;
     mach_port_t mp;
@@ -227,6 +231,7 @@ int main(int argc, char **argv, char **envp) {
     size_t i;
     int launchd_fd;
     string_t handoff_socket_filename;
+#endif
     sig_t handler;
 
     if(argc == 2 && !strcmp(argv[1], "-version")) {
@@ -244,7 +249,8 @@ int main(int argc, char **argv, char **envp) {
     if(handler == SIG_IGN)
         kill(getppid(), SIGUSR1);
     signal(SIGUSR1, handler);
-    
+
+#ifdef MACHO_STARTUP
     /* Get the $DISPLAY FD */
     launchd_fd = launchd_display_fd();
 
@@ -325,4 +331,9 @@ int main(int argc, char **argv, char **envp) {
         return EXIT_FAILURE;
     }
     return EXIT_SUCCESS;
+#else
+    set_x11_path();
+    argv[0] = x11_path;
+    return execvp(x11_path, argv);
+#endif
 }