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-rw-r--r--xorg-server/hw/xquartz/X11Application.m78
-rw-r--r--xorg-server/hw/xquartz/darwin.c3
-rw-r--r--xorg-server/hw/xquartz/darwin.h1
-rw-r--r--xorg-server/hw/xquartz/darwinEvents.c50
-rw-r--r--xorg-server/hw/xquartz/darwinEvents.h3
-rw-r--r--xorg-server/hw/xquartz/mach-startup/bundle-main.c1389
6 files changed, 797 insertions, 727 deletions
diff --git a/xorg-server/hw/xquartz/X11Application.m b/xorg-server/hw/xquartz/X11Application.m
index 3521517a2..e56bf0cf3 100644
--- a/xorg-server/hw/xquartz/X11Application.m
+++ b/xorg-server/hw/xquartz/X11Application.m
@@ -61,6 +61,12 @@ extern int xpbproxy_run (void);
#define XSERVER_VERSION "?"
#endif
+#ifdef HAVE_LIBDISPATCH
+#include <dispatch/dispatch.h>
+
+static dispatch_queue_t eventTranslationQueue;
+#endif
+
/* Stuck modifier / button state... force release when we context switch */
static NSEventType keyState[NUM_KEYCODES];
@@ -385,7 +391,15 @@ static void message_kit_thread (SEL selector, NSObject *arg) {
if (for_appkit) [super sendEvent:e];
- if (for_x) [self sendX11NSEvent:e];
+ if (for_x) {
+#ifdef HAVE_LIBDISPATCH
+ dispatch_async(eventTranslationQueue, ^{
+#endif
+ [self sendX11NSEvent:e];
+#ifdef HAVE_LIBDISPATCH
+ });
+#endif
+ }
}
- (void) set_window_menu:(NSArray *)list {
@@ -950,7 +964,7 @@ environment the next time you start X11?", @"Startup xinitrc dialog");
[X11App prefs_synchronize];
}
-static inline pthread_t create_thread(void *func, void *arg) {
+static inline pthread_t create_thread(void *(*func)(void *), void *arg) {
pthread_attr_t attr;
pthread_t tid;
@@ -999,6 +1013,11 @@ void X11ApplicationMain (int argc, char **argv, char **envp) {
aquaMenuBarHeight = NSHeight([[NSScreen mainScreen] frame]) -
NSMaxY([[NSScreen mainScreen] visibleFrame]);
+#ifdef HAVE_LIBDISPATCH
+ eventTranslationQueue = dispatch_queue_create(LAUNCHD_ID_PREFIX".X11.NSEventsToX11EventsQueue", NULL);
+ assert(eventTranslationQueue != NULL);
+#endif
+
/* Set the key layout seed before we start the server */
#if MAC_OS_X_VERSION_MIN_REQUIRED >= 1050
last_key_layout = TISCopyCurrentKeyboardLayoutInputSource();
@@ -1079,13 +1098,29 @@ static const char *untrusted_str(NSEvent *e) {
#endif
- (void) sendX11NSEvent:(NSEvent *)e {
- NSPoint location = NSZeroPoint, tilt = NSZeroPoint;
+ NSPoint location = NSZeroPoint;
int ev_button, ev_type;
- float pressure = 0.0;
+ static float pressure = 0.0; // static so ProximityOut will have the value from the previous tablet event
+ static NSPoint tilt; // static so ProximityOut will have the value from the previous tablet event
+ static DeviceIntPtr darwinTabletCurrent = NULL;
+ static BOOL needsProximityIn = NO; // Do we do need to handle a pending ProximityIn once we have pressure/tilt?
DeviceIntPtr pDev;
int modifierFlags;
BOOL isMouseOrTabletEvent, isTabletEvent;
+#ifdef HAVE_LIBDISPATCH
+ static dispatch_once_t once_pred;
+ dispatch_once(&once_pred, ^{
+ tilt = NSZeroPoint;
+ darwinTabletCurrent = darwinTabletStylus;
+ });
+#else
+ if(!darwinTabletCurrent) {
+ tilt = NSZeroPoint;
+ darwinTabletCurrent = darwinTabletStylus;
+ }
+#endif
+
isMouseOrTabletEvent = [e type] == NSLeftMouseDown || [e type] == NSOtherMouseDown || [e type] == NSRightMouseDown ||
[e type] == NSLeftMouseUp || [e type] == NSOtherMouseUp || [e type] == NSRightMouseUp ||
[e type] == NSLeftMouseDragged || [e type] == NSOtherMouseDragged || [e type] == NSRightMouseDragged ||
@@ -1207,19 +1242,14 @@ static const char *untrusted_str(NSEvent *e) {
darwinTabletCurrent=darwinTabletCursor;
break;
}
-
- /* NSTabletProximityEventSubtype doesn't encode pressure ant tilt
- * So we just pretend the motion was caused by the mouse. Hopefully
- * we'll have a better solution for this in the future (like maybe
- * NSTabletProximityEventSubtype will come from NSTabletPoint
- * rather than NSMouseMoved.
- pressure = [e pressure];
- tilt = [e tilt];
- pDev = darwinTabletCurrent;
- */
- DarwinSendProximityEvents([e isEnteringProximity] ? ProximityIn : ProximityOut,
- location.x, location.y);
+ if([e isEnteringProximity])
+ needsProximityIn = YES;
+ else
+ DarwinSendProximityEvents(darwinTabletCurrent, ProximityOut,
+ location.x, location.y, pressure,
+ tilt.x, tilt.y);
+ return;
}
if ([e type] == NSTabletPoint || [e subtype] == NSTabletPointEventSubtype) {
@@ -1227,6 +1257,14 @@ static const char *untrusted_str(NSEvent *e) {
tilt = [e tilt];
pDev = darwinTabletCurrent;
+
+ if(needsProximityIn) {
+ DarwinSendProximityEvents(darwinTabletCurrent, ProximityIn,
+ location.x, location.y, pressure,
+ tilt.x, tilt.y);
+
+ needsProximityIn = NO;
+ }
}
if(!XQuartzServerVisible && noTestExtensions) {
@@ -1280,8 +1318,12 @@ static const char *untrusted_str(NSEvent *e) {
break;
}
- DarwinSendProximityEvents([e isEnteringProximity] ? ProximityIn : ProximityOut,
- location.x, location.y);
+ if([e isEnteringProximity])
+ needsProximityIn = YES;
+ else
+ DarwinSendProximityEvents(darwinTabletCurrent, ProximityOut,
+ location.x, location.y, pressure,
+ tilt.x, tilt.y);
break;
case NSScrollWheel:
diff --git a/xorg-server/hw/xquartz/darwin.c b/xorg-server/hw/xquartz/darwin.c
index 3b6f0a29e..00be74ba0 100644
--- a/xorg-server/hw/xquartz/darwin.c
+++ b/xorg-server/hw/xquartz/darwin.c
@@ -117,7 +117,6 @@ unsigned int windowItemModMask = NX_COMMANDMASK;
// devices
DeviceIntPtr darwinKeyboard = NULL;
DeviceIntPtr darwinPointer = NULL;
-DeviceIntPtr darwinTabletCurrent = NULL;
DeviceIntPtr darwinTabletStylus = NULL;
DeviceIntPtr darwinTabletCursor = NULL;
DeviceIntPtr darwinTabletEraser = NULL;
@@ -492,8 +491,6 @@ void InitInput( int argc, char **argv )
darwinTabletEraser = AddInputDevice(serverClient, DarwinTabletProc, TRUE);
darwinTabletEraser->name = strdup("eraser");
- darwinTabletCurrent = darwinTabletStylus;
-
DarwinEQInit();
QuartzInitInput(argc, argv);
diff --git a/xorg-server/hw/xquartz/darwin.h b/xorg-server/hw/xquartz/darwin.h
index e874af24c..360225742 100644
--- a/xorg-server/hw/xquartz/darwin.h
+++ b/xorg-server/hw/xquartz/darwin.h
@@ -56,7 +56,6 @@ extern io_connect_t darwinParamConnect;
extern int darwinEventReadFD;
extern int darwinEventWriteFD;
extern DeviceIntPtr darwinPointer;
-extern DeviceIntPtr darwinTabletCurrent;
extern DeviceIntPtr darwinTabletCursor;
extern DeviceIntPtr darwinTabletStylus;
extern DeviceIntPtr darwinTabletEraser;
diff --git a/xorg-server/hw/xquartz/darwinEvents.c b/xorg-server/hw/xquartz/darwinEvents.c
index 16fec4a01..40d8a4e9e 100644
--- a/xorg-server/hw/xquartz/darwinEvents.c
+++ b/xorg-server/hw/xquartz/darwinEvents.c
@@ -61,6 +61,7 @@ in this Software without prior written authorization from The Open Group.
#include <unistd.h>
#include <pthread.h>
#include <errno.h>
+#include <time.h>
#include <IOKit/hidsystem/IOLLEvent.h>
@@ -93,7 +94,7 @@ static pthread_mutex_t mieq_lock = PTHREAD_MUTEX_INITIALIZER;
static pthread_cond_t mieq_ready_cond = PTHREAD_COND_INITIALIZER;
/*** Pthread Magics ***/
-static pthread_t create_thread(void *func, void *arg) {
+static pthread_t create_thread(void *(*func)(void *), void *arg) {
pthread_attr_t attr;
pthread_t tid;
@@ -304,7 +305,28 @@ void DarwinListenOnOpenFD(int fd) {
pthread_mutex_unlock(&fd_add_lock);
}
-static void DarwinProcessFDAdditionQueue_thread(void *args) {
+static void *DarwinProcessFDAdditionQueue_thread(void *args) {
+ /* TODO: Possibly adjust this to no longer be a race... maybe trigger this
+ * once a client connects and claims to be the WM.
+ *
+ * From ajax:
+ * There's already an internal callback chain for setting selection [in 1.5]
+ * ownership. See the CallSelectionCallback at the bottom of
+ * ProcSetSelectionOwner, and xfixes/select.c for an example of how to hook
+ * into it.
+ */
+
+ struct timespec sleep_for;
+ struct timespec sleep_remaining;
+
+ sleep_for.tv_sec = 3;
+ sleep_for.tv_nsec = 0;
+
+ ErrorF("X11.app: DarwinProcessFDAdditionQueue_thread: Sleeping to allow xinitrc to catchup.\n");
+ while(nanosleep(&sleep_for, &sleep_remaining) != 0) {
+ sleep_for = sleep_remaining;
+ }
+
pthread_mutex_lock(&fd_add_lock);
while(true) {
while(fd_add_count) {
@@ -312,6 +334,8 @@ static void DarwinProcessFDAdditionQueue_thread(void *args) {
}
pthread_cond_wait(&fd_add_ready_cond, &fd_add_lock);
}
+
+ return NULL;
}
Bool DarwinEQInit(void) {
@@ -465,7 +489,7 @@ void DarwinSendPointerEvents(DeviceIntPtr pDev, int ev_type, int ev_button, floa
DarwinPrepareValuators(pDev, valuators, screen, pointer_x, pointer_y, pressure, tilt_x, tilt_y);
darwinEvents_lock(); {
ValuatorMask mask;
- valuator_mask_set_range(&mask, 0, (pDev == darwinTabletCurrent) ? 5 : 2, valuators);
+ valuator_mask_set_range(&mask, 0, (pDev == darwinPointer) ? 2 : 5, valuators);
num_events = GetPointerEvents(darwinEvents, pDev, ev_type, ev_button,
POINTER_ABSOLUTE, &mask);
for(i=0; i<num_events; i++) mieqEnqueue (pDev, (InternalEvent*)darwinEvents[i].event);
@@ -482,24 +506,24 @@ void DarwinSendKeyboardEvents(int ev_type, int keycode) {
}
darwinEvents_lock(); {
- num_events = GetKeyboardEvents(darwinEvents, darwinKeyboard, ev_type, keycode + MIN_KEYCODE);
+ num_events = GetKeyboardEvents(darwinEvents, darwinKeyboard, ev_type, keycode + MIN_KEYCODE, NULL);
for(i=0; i<num_events; i++) mieqEnqueue(darwinKeyboard, (InternalEvent*)darwinEvents[i].event);
if(num_events > 0) DarwinPokeEQ();
} darwinEvents_unlock();
}
-void DarwinSendProximityEvents(int ev_type, float pointer_x, float pointer_y) {
- int i, num_events;
+void DarwinSendProximityEvents(DeviceIntPtr pDev, int ev_type, float pointer_x, float pointer_y,
+ float pressure, float tilt_x, float tilt_y) {
+ int i, num_events;
ScreenPtr screen;
- DeviceIntPtr pDev = darwinTabletCurrent;
int valuators[5];
- DEBUG_LOG("DarwinSendProximityEvents(%d, %f, %f)\n", ev_type, pointer_x, pointer_y);
+ DEBUG_LOG("DarwinSendProximityEvents: %d l:%f,%f p:%f t:%f,%f\n", ev_type, pointer_x, pointer_y, pressure, tilt_x, tilt_y);
- if(!darwinEvents) {
- DEBUG_LOG("DarwinSendProximityEvents called before darwinEvents was initialized\n");
- return;
- }
+ if(!darwinEvents) {
+ DEBUG_LOG("DarwinSendProximityEvents called before darwinEvents was initialized\n");
+ return;
+ }
screen = miPointerGetScreen(pDev);
if(!screen) {
@@ -507,7 +531,7 @@ void DarwinSendProximityEvents(int ev_type, float pointer_x, float pointer_y) {
return;
}
- DarwinPrepareValuators(pDev, valuators, screen, pointer_x, pointer_y, 0.0f, 0.0f, 0.0f);
+ DarwinPrepareValuators(pDev, valuators, screen, pointer_x, pointer_y, pressure, tilt_x, tilt_y);
darwinEvents_lock(); {
ValuatorMask mask;
valuator_mask_set_range(&mask, 0, 5, valuators);
diff --git a/xorg-server/hw/xquartz/darwinEvents.h b/xorg-server/hw/xquartz/darwinEvents.h
index 590305f3e..6769c8bd8 100644
--- a/xorg-server/hw/xquartz/darwinEvents.h
+++ b/xorg-server/hw/xquartz/darwinEvents.h
@@ -37,7 +37,8 @@ void DarwinEQPointerPost(DeviceIntPtr pDev, xEventPtr e);
void DarwinEQSwitchScreen(ScreenPtr pScreen, Bool fromDIX);
void DarwinSendPointerEvents(DeviceIntPtr pDev, int ev_type, int ev_button, float pointer_x, float pointer_y,
float pressure, float tilt_x, float tilt_y);
-void DarwinSendProximityEvents(int ev_type, float pointer_x, float pointer_y);
+void DarwinSendProximityEvents(DeviceIntPtr pDev, int ev_type, float pointer_x, float pointer_y,
+ float pressure, float tilt_x, float tilt_y);
void DarwinSendKeyboardEvents(int ev_type, int keycode);
void DarwinSendScrollEvents(float count_x, float count_y, float pointer_x, float pointer_y,
float pressure, float tilt_x, float tilt_y);
diff --git a/xorg-server/hw/xquartz/mach-startup/bundle-main.c b/xorg-server/hw/xquartz/mach-startup/bundle-main.c
index aaff1c625..6a6c01c3b 100644
--- a/xorg-server/hw/xquartz/mach-startup/bundle-main.c
+++ b/xorg-server/hw/xquartz/mach-startup/bundle-main.c
@@ -1,691 +1,698 @@
-/* main.c -- X application launcher
-
- Copyright (c) 2007 Jeremy Huddleston
- Copyright (c) 2007 Apple Inc
-
- Permission is hereby granted, free of charge, to any person
- obtaining a copy of this software and associated documentation files
- (the "Software"), to deal in the Software without restriction,
- including without limitation the rights to use, copy, modify, merge,
- publish, distribute, sublicense, and/or sell copies of the Software,
- and to permit persons to whom the Software is furnished to do so,
- subject to the following conditions:
-
- The above copyright notice and this permission notice shall be
- included in all copies or substantial portions of the Software.
-
- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- NONINFRINGEMENT. IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT
- HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- DEALINGS IN THE SOFTWARE.
-
- Except as contained in this notice, the name(s) of the above
- copyright holders shall not be used in advertising or otherwise to
- promote the sale, use or other dealings in this Software without
- prior written authorization. */
-
-#include <CoreFoundation/CoreFoundation.h>
-#include <AvailabilityMacros.h>
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <X11/Xlib.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <pthread.h>
-#include <stdbool.h>
-#include <signal.h>
-
-#include <sys/socket.h>
-#include <sys/un.h>
-
-#include <sys/time.h>
-#include <fcntl.h>
-
-#include <mach/mach.h>
-#include <mach/mach_error.h>
-#include <servers/bootstrap.h>
-#include "mach_startup.h"
-#include "mach_startupServer.h"
-
-#include "launchd_fd.h"
-/* From darwinEvents.c ... but don't want to pull in all the server cruft */
-void DarwinListenOnOpenFD(int fd);
-
-extern int noPanoramiXExtension;
-
-#define DEFAULT_CLIENT X11BINDIR "/xterm"
-#define DEFAULT_STARTX X11BINDIR "/startx"
-#define DEFAULT_SHELL "/bin/sh"
-
-#ifndef BUILD_DATE
-#define BUILD_DATE ""
-#endif
-#ifndef XSERVER_VERSION
-#define XSERVER_VERSION "?"
-#endif
-
-static char __crashreporter_info_buff__[4096] = {0};
-static const char *__crashreporter_info__ __attribute__((__used__)) = &__crashreporter_info_buff__[0];
-#if MAC_OS_X_VERSION_MIN_REQUIRED >= 1050
-// This is actually a toolchain requirement, but I'm not sure the correct check,
-// but it should be fine to just only include it for Leopard and later. This line
-// just tells the linker to never strip this symbol (such as for space optimization)
-asm (".desc ___crashreporter_info__, 0x10");
-#endif
-
-static const char *__crashreporter_info__base = "X.Org X Server " XSERVER_VERSION " Build Date: " BUILD_DATE;
-
-static char *launchd_id_prefix = NULL;
-static char *server_bootstrap_name = NULL;
-
-#define DEBUG 1
-
-/* This is in quartzStartup.c */
-int server_main(int argc, char **argv, char **envp);
-
-static int execute(const char *command);
-static char *command_from_prefs(const char *key, const char *default_value);
-
-/*** Pthread Magics ***/
-static pthread_t create_thread(void *func, void *arg) {
- pthread_attr_t attr;
- pthread_t tid;
-
- pthread_attr_init (&attr);
- pthread_attr_setscope (&attr, PTHREAD_SCOPE_SYSTEM);
- pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
- pthread_create (&tid, &attr, func, arg);
- pthread_attr_destroy (&attr);
-
- return tid;
-}
-
-/*** Mach-O IPC Stuffs ***/
-
-union MaxMsgSize {
- union __RequestUnion__mach_startup_subsystem req;
- union __ReplyUnion__mach_startup_subsystem rep;
-};
-
-static mach_port_t checkin_or_register(char *bname) {
- kern_return_t kr;
- mach_port_t mp;
-
- /* If we're started by launchd or the old mach_init */
- kr = bootstrap_check_in(bootstrap_port, bname, &mp);
- if (kr == KERN_SUCCESS)
- return mp;
-
- /* We probably were not started by launchd or the old mach_init */
- kr = mach_port_allocate(mach_task_self(), MACH_PORT_RIGHT_RECEIVE, &mp);
- if (kr != KERN_SUCCESS) {
- fprintf(stderr, "mach_port_allocate(): %s\n", mach_error_string(kr));
- exit(EXIT_FAILURE);
- }
-
- kr = mach_port_insert_right(mach_task_self(), mp, mp, MACH_MSG_TYPE_MAKE_SEND);
- if (kr != KERN_SUCCESS) {
- fprintf(stderr, "mach_port_insert_right(): %s\n", mach_error_string(kr));
- exit(EXIT_FAILURE);
- }
-
- kr = bootstrap_register(bootstrap_port, bname, mp);
- if (kr != KERN_SUCCESS) {
- fprintf(stderr, "bootstrap_register(): %s\n", mach_error_string(kr));
- exit(EXIT_FAILURE);
- }
-
- return mp;
-}
-
-/*** $DISPLAY handoff ***/
-static int accept_fd_handoff(int connected_fd) {
- int launchd_fd;
-
- char databuf[] = "display";
- struct iovec iov[1];
-
- union {
- struct cmsghdr hdr;
- char bytes[CMSG_SPACE(sizeof(int))];
- } buf;
-
- struct msghdr msg;
- struct cmsghdr *cmsg;
-
- iov[0].iov_base = databuf;
- iov[0].iov_len = sizeof(databuf);
-
- msg.msg_iov = iov;
- msg.msg_iovlen = 1;
- msg.msg_control = buf.bytes;
- msg.msg_controllen = sizeof(buf);
- msg.msg_name = 0;
- msg.msg_namelen = 0;
- msg.msg_flags = 0;
-
- cmsg = CMSG_FIRSTHDR (&msg);
- cmsg->cmsg_level = SOL_SOCKET;
- cmsg->cmsg_type = SCM_RIGHTS;
- cmsg->cmsg_len = CMSG_LEN(sizeof(int));
-
- msg.msg_controllen = cmsg->cmsg_len;
-
- *((int*)CMSG_DATA(cmsg)) = -1;
-
- if(recvmsg(connected_fd, &msg, 0) < 0) {
- fprintf(stderr, "X11.app: Error receiving $DISPLAY file descriptor. recvmsg() error: %s\n", strerror(errno));
- return -1;
- }
-
- launchd_fd = *((int*)CMSG_DATA(cmsg));
-
- return launchd_fd;
-}
-
-typedef struct {
- int fd;
- string_t filename;
-} socket_handoff_t;
-
-/* This thread accepts an incoming connection and hands off the file
- * descriptor for the new connection to accept_fd_handoff()
- */
-static void socket_handoff_thread(void *arg) {
- socket_handoff_t *handoff_data = (socket_handoff_t *)arg;
- int launchd_fd = -1;
- int connected_fd;
- unsigned remain;
-
- /* Now actually get the passed file descriptor from this connection
- * If we encounter an error, keep listening.
- */
- while(launchd_fd == -1) {
- connected_fd = accept(handoff_data->fd, NULL, NULL);
- if(connected_fd == -1) {
- fprintf(stderr, "X11.app: Failed to accept incoming connection on socket (fd=%d): %s\n", handoff_data->fd, strerror(errno));
- sleep(2);
- continue;
- }
-
- launchd_fd = accept_fd_handoff(connected_fd);
- if(launchd_fd == -1)
- fprintf(stderr, "X11.app: Error receiving $DISPLAY file descriptor, no descriptor received? Waiting for another connection.\n");
-
- close(connected_fd);
- }
-
- close(handoff_data->fd);
- unlink(handoff_data->filename);
- free(handoff_data);
-
- /* TODO: Clean up this race better... giving xinitrc time to run... need to wait for 1.5 branch:
- *
- * From ajax:
- * There's already an internal callback chain for setting selection [in 1.5]
- * ownership. See the CallSelectionCallback at the bottom of
- * ProcSetSelectionOwner, and xfixes/select.c for an example of how to hook
- * into it.
- */
-
- remain = 3000000;
- fprintf(stderr, "X11.app: Received new $DISPLAY fd: %d ... sleeping to allow xinitrc to catchup.\n", launchd_fd);
- while((remain = usleep(remain)) > 0);
-
- fprintf(stderr, "X11.app Handing off fd to server thread via DarwinListenOnOpenFD(%d)\n", launchd_fd);
- DarwinListenOnOpenFD(launchd_fd);
-}
-
-static int create_socket(char *filename_out) {
- struct sockaddr_un servaddr_un;
- struct sockaddr *servaddr;
- socklen_t servaddr_len;
- int ret_fd;
- size_t try, try_max;
-
- for(try=0, try_max=5; try < try_max; try++) {
- tmpnam(filename_out);
-
- /* Setup servaddr_un */
- memset (&servaddr_un, 0, sizeof (struct sockaddr_un));
- servaddr_un.sun_family = AF_UNIX;
- strlcpy(servaddr_un.sun_path, filename_out, sizeof(servaddr_un.sun_path));
-
- servaddr = (struct sockaddr *) &servaddr_un;
- servaddr_len = sizeof(struct sockaddr_un) - sizeof(servaddr_un.sun_path) + strlen(filename_out);
-
- ret_fd = socket(PF_UNIX, SOCK_STREAM, 0);
- if(ret_fd == -1) {
- fprintf(stderr, "X11.app: Failed to create socket (try %d / %d): %s - %s\n", (int)try+1, (int)try_max, filename_out, strerror(errno));
- continue;
- }
-
- if(bind(ret_fd, servaddr, servaddr_len) != 0) {
- fprintf(stderr, "X11.app: Failed to bind socket: %d - %s\n", errno, strerror(errno));
- close(ret_fd);
- return 0;
- }
-
- if(listen(ret_fd, 10) != 0) {
- fprintf(stderr, "X11.app: Failed to listen to socket: %s - %d - %s\n", filename_out, errno, strerror(errno));
- close(ret_fd);
- return 0;
- }
-
-#ifdef DEBUG
- fprintf(stderr, "X11.app: Listening on socket for fd handoff: (%d) %s\n", ret_fd, filename_out);
-#endif
-
- return ret_fd;
- }
-
- return 0;
-}
-
-static int launchd_socket_handed_off = 0;
-
-kern_return_t do_request_fd_handoff_socket(mach_port_t port, string_t filename) {
- socket_handoff_t *handoff_data;
-
- launchd_socket_handed_off = 1;
-
- handoff_data = (socket_handoff_t *)calloc(1,sizeof(socket_handoff_t));
- if(!handoff_data) {
- fprintf(stderr, "X11.app: Error allocating memory for handoff_data\n");
- return KERN_FAILURE;
- }
-
- handoff_data->fd = create_socket(handoff_data->filename);
- if(!handoff_data->fd) {
- free(handoff_data);
- return KERN_FAILURE;
- }
-
- strlcpy(filename, handoff_data->filename, STRING_T_SIZE);
-
- create_thread(socket_handoff_thread, handoff_data);
-
-#ifdef DEBUG
- fprintf(stderr, "X11.app: Thread created for handoff. Returning success to tell caller to connect and push the fd.\n");
-#endif
-
- return KERN_SUCCESS;
-}
-
-kern_return_t do_request_pid(mach_port_t port, int *my_pid) {
- *my_pid = getpid();
- return KERN_SUCCESS;
-}
-
-/*** Server Startup ***/
-kern_return_t do_start_x11_server(mach_port_t port, string_array_t argv,
- mach_msg_type_number_t argvCnt,
- string_array_t envp,
- mach_msg_type_number_t envpCnt) {
- /* And now back to char ** */
- char **_argv = alloca((argvCnt + 1) * sizeof(char *));
- char **_envp = alloca((envpCnt + 1) * sizeof(char *));
- size_t i;
-
- /* If we didn't get handed a launchd DISPLAY socket, we should
- * unset DISPLAY or we can run into problems with pbproxy
- */
- if(!launchd_socket_handed_off) {
- fprintf(stderr, "X11.app: No launchd socket handed off, unsetting DISPLAY\n");
- unsetenv("DISPLAY");
- }
-
- if(!_argv || !_envp) {
- return KERN_FAILURE;
- }
-
- fprintf(stderr, "X11.app: do_start_x11_server(): argc=%d\n", argvCnt);
- for(i=0; i < argvCnt; i++) {
- _argv[i] = argv[i];
- fprintf(stderr, "\targv[%u] = %s\n", (unsigned)i, argv[i]);
- }
- _argv[argvCnt] = NULL;
-
- for(i=0; i < envpCnt; i++) {
- _envp[i] = envp[i];
- }
- _envp[envpCnt] = NULL;
-
- if(server_main(argvCnt, _argv, _envp) == 0)
- return KERN_SUCCESS;
- else
- return KERN_FAILURE;
-}
-
-static int startup_trigger(int argc, char **argv, char **envp) {
- Display *display;
- const char *s;
-
- /* Take care of the case where we're called like a normal DDX */
- if(argc > 1 && argv[1][0] == ':') {
- size_t i;
- kern_return_t kr;
- mach_port_t mp;
- string_array_t newenvp;
- string_array_t newargv;
-
- /* We need to count envp */
- int envpc;
- for(envpc=0; envp[envpc]; envpc++);
-
- /* We have fixed-size string lengths due to limitations in IPC,
- * so we need to copy our argv and envp.
- */
- newargv = (string_array_t)alloca(argc * sizeof(string_t));
- newenvp = (string_array_t)alloca(envpc * sizeof(string_t));
-
- if(!newargv || !newenvp) {
- fprintf(stderr, "Memory allocation failure\n");
- exit(EXIT_FAILURE);
- }
-
- for(i=0; i < argc; i++) {
- strlcpy(newargv[i], argv[i], STRING_T_SIZE);
- }
- for(i=0; i < envpc; i++) {
- strlcpy(newenvp[i], envp[i], STRING_T_SIZE);
- }
-
- kr = bootstrap_look_up(bootstrap_port, server_bootstrap_name, &mp);
- if (kr != KERN_SUCCESS) {
-#if MAC_OS_X_VERSION_MIN_REQUIRED >= 1050
- fprintf(stderr, "bootstrap_look_up(%s): %s\n", server_bootstrap_name, bootstrap_strerror(kr));
-#else
- fprintf(stderr, "bootstrap_look_up(%s): %ul\n", server_bootstrap_name, (unsigned long)kr);
-#endif
- exit(EXIT_FAILURE);
- }
-
- kr = start_x11_server(mp, newargv, argc, newenvp, envpc);
- if (kr != KERN_SUCCESS) {
- fprintf(stderr, "start_x11_server: %s\n", mach_error_string(kr));
- exit(EXIT_FAILURE);
- }
- exit(EXIT_SUCCESS);
- }
-
- /* If we have a process serial number and it's our only arg, act as if
- * the user double clicked the app bundle: launch app_to_run if possible
- */
- if(argc == 1 || (argc == 2 && !strncmp(argv[1], "-psn_", 5))) {
- /* Now, try to open a display, if so, run the launcher */
- display = XOpenDisplay(NULL);
- if(display) {
- /* Could open the display, start the launcher */
- XCloseDisplay(display);
-
- return execute(command_from_prefs("app_to_run", DEFAULT_CLIENT));
- }
- }
-
- /* Start the server */
- if((s = getenv("DISPLAY"))) {
- fprintf(stderr, "X11.app: Could not connect to server (DISPLAY=\"%s\", unsetting). Starting X server.\n", s);
- unsetenv("DISPLAY");
- } else {
- fprintf(stderr, "X11.app: Could not connect to server (DISPLAY is not set). Starting X server.\n");
- }
- return execute(command_from_prefs("startx_script", DEFAULT_STARTX));
-}
-
-/** Setup the environment we want our child processes to inherit */
-static void ensure_path(const char *dir) {
- char buf[1024], *temp;
-
- /* Make sure /usr/X11/bin is in the $PATH */
- temp = getenv("PATH");
- if(temp == NULL || temp[0] == 0) {
- snprintf(buf, sizeof(buf), "/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:%s", dir);
- setenv("PATH", buf, TRUE);
- } else if(strnstr(temp, X11BINDIR, sizeof(temp)) == NULL) {
- snprintf(buf, sizeof(buf), "%s:%s", temp, dir);
- setenv("PATH", buf, TRUE);
- }
-}
-
-static void setup_env(void) {
- char *temp;
- const char *pds = NULL;
- const char *disp = getenv("DISPLAY");
- size_t len;
-
- /* Pass on our prefs domain to startx and its inheritors (mainly for
- * quartz-wm and the Xquartz stub's MachIPC)
- */
- CFBundleRef bundle = CFBundleGetMainBundle();
- if(bundle) {
- CFStringRef pd = CFBundleGetIdentifier(bundle);
- if(pd) {
- pds = CFStringGetCStringPtr(pd, 0);
- }
- }
-
- /* fallback to hardcoded value if we can't discover it */
- if(!pds) {
- pds = LAUNCHD_ID_PREFIX".X11";
- }
-
- server_bootstrap_name = strdup(pds);
- if(!server_bootstrap_name) {
- fprintf(stderr, "X11.app: Memory allocation error.\n");
- exit(1);
- }
- setenv("X11_PREFS_DOMAIN", server_bootstrap_name, 1);
-
- len = strlen(server_bootstrap_name);
- launchd_id_prefix = malloc(sizeof(char) * (len - 3));
- if(!launchd_id_prefix) {
- fprintf(stderr, "X11.app: Memory allocation error.\n");
- exit(1);
- }
- strlcpy(launchd_id_prefix, server_bootstrap_name, len - 3);
-
- /* We need to unset DISPLAY if it is not our socket */
- if(disp) {
- /* s = basename(disp) */
- const char *d, *s;
- for(s = NULL, d = disp; *d; d++) {
- if(*d == '/')
- s = d + 1;
- }
-
- if(s && *s) {
- if(strcmp(launchd_id_prefix, "org.x") == 0 && strcmp(s, ":0") == 0) {
- fprintf(stderr, "X11.app: Detected old style launchd DISPLAY, please update xinit.\n");
- } else {
- temp = (char *)malloc(sizeof(char) * len);
- if(!temp) {
- fprintf(stderr, "X11.app: Memory allocation error creating space for socket name test.\n");
- exit(1);
- }
- strlcpy(temp, launchd_id_prefix, len);
- strlcat(temp, ":0", len);
-
- if(strcmp(temp, s) != 0) {
- /* If we don't have a match, unset it. */
- fprintf(stderr, "X11.app: DISPLAY (\"%s\") does not match our id (\"%s\"), unsetting.\n", disp, launchd_id_prefix);
- unsetenv("DISPLAY");
- }
- free(temp);
- }
- } else {
- /* The DISPLAY environment variable is not formatted like a launchd socket, so reset. */
- fprintf(stderr, "X11.app: DISPLAY does not look like a launchd set variable, unsetting.\n");
- unsetenv("DISPLAY");
- }
- }
-
- /* Make sure PATH is right */
- ensure_path(X11BINDIR);
-
- /* cd $HOME */
- temp = getenv("HOME");
- if(temp != NULL && temp[0] != '\0')
- chdir(temp);
-}
-
-/*** Main ***/
-int main(int argc, char **argv, char **envp) {
- Bool listenOnly = FALSE;
- int i;
- mach_msg_size_t mxmsgsz = sizeof(union MaxMsgSize) + MAX_TRAILER_SIZE;
- mach_port_t mp;
- kern_return_t kr;
-
- /* Setup our environment for our children */
- setup_env();
-
- /* The server must not run the PanoramiX operations. */
- noPanoramiXExtension = TRUE;
-
- /* Setup the initial crasherporter info */
- strlcpy(__crashreporter_info_buff__, __crashreporter_info__base, sizeof(__crashreporter_info_buff__));
-
- fprintf(stderr, "X11.app: main(): argc=%d\n", argc);
- for(i=0; i < argc; i++) {
- fprintf(stderr, "\targv[%u] = %s\n", (unsigned)i, argv[i]);
- if(!strcmp(argv[i], "--listenonly")) {
- listenOnly = TRUE;
- }
- }
-
- mp = checkin_or_register(server_bootstrap_name);
- if(mp == MACH_PORT_NULL) {
- fprintf(stderr, "NULL mach service: %s", server_bootstrap_name);
- return EXIT_FAILURE;
- }
-
- /* Check if we need to do something other than listen, and make another
- * thread handle it.
- */
- if(!listenOnly) {
- pid_t child1, child2;
- int status;
-
- /* Do the fork-twice trick to avoid having to reap zombies */
- child1 = fork();
- switch (child1) {
- case -1: /* error */
- break;
-
- case 0: /* child1 */
- child2 = fork();
-
- switch (child2) {
- int max_files, i;
-
- case -1: /* error */
- break;
-
- case 0: /* child2 */
- /* close all open files except for standard streams */
- max_files = sysconf(_SC_OPEN_MAX);
- for(i = 3; i < max_files; i++)
- close(i);
-
- /* ensure stdin is on /dev/null */
- close(0);
- open("/dev/null", O_RDONLY);
-
- return startup_trigger(argc, argv, envp);
-
- default: /* parent (child1) */
- _exit(0);
- }
- break;
-
- default: /* parent */
- waitpid(child1, &status, 0);
- }
- }
-
- /* Main event loop */
- fprintf(stderr, "Waiting for startup parameters via Mach IPC.\n");
- kr = mach_msg_server(mach_startup_server, mxmsgsz, mp, 0);
- if (kr != KERN_SUCCESS) {
- fprintf(stderr, "%s.X11(mp): %s\n", LAUNCHD_ID_PREFIX, mach_error_string(kr));
- return EXIT_FAILURE;
- }
-
- return EXIT_SUCCESS;
-}
-
-static int execute(const char *command) {
- const char *newargv[4];
- const char **p;
-
- newargv[0] = command_from_prefs("login_shell", DEFAULT_SHELL);
- newargv[1] = "-c";
- newargv[2] = command;
- newargv[3] = NULL;
-
- fprintf(stderr, "X11.app: Launching %s:\n", command);
- for(p=newargv; *p; p++) {
- fprintf(stderr, "\targv[%ld] = %s\n", (long int)(p - newargv), *p);
- }
-
- execvp (newargv[0], (char * const *) newargv);
- perror ("X11.app: Couldn't exec.");
- return 1;
-}
-
-static char *command_from_prefs(const char *key, const char *default_value) {
- char *command = NULL;
-
- CFStringRef cfKey;
- CFPropertyListRef PlistRef;
-
- if(!key)
- return NULL;
-
- cfKey = CFStringCreateWithCString(NULL, key, kCFStringEncodingASCII);
-
- if(!cfKey)
- return NULL;
-
- PlistRef = CFPreferencesCopyAppValue(cfKey, kCFPreferencesCurrentApplication);
-
- if ((PlistRef == NULL) || (CFGetTypeID(PlistRef) != CFStringGetTypeID())) {
- CFStringRef cfDefaultValue = CFStringCreateWithCString(NULL, default_value, kCFStringEncodingASCII);
- int len = strlen(default_value) + 1;
-
- if(!cfDefaultValue)
- goto command_from_prefs_out;
-
- CFPreferencesSetAppValue(cfKey, cfDefaultValue, kCFPreferencesCurrentApplication);
- CFPreferencesAppSynchronize(kCFPreferencesCurrentApplication);
- CFRelease(cfDefaultValue);
-
- command = (char *)malloc(len * sizeof(char));
- if(!command)
- goto command_from_prefs_out;
- strcpy(command, default_value);
- } else {
- int len = CFStringGetLength((CFStringRef)PlistRef) + 1;
- command = (char *)malloc(len * sizeof(char));
- if(!command)
- goto command_from_prefs_out;
- CFStringGetCString((CFStringRef)PlistRef, command, len, kCFStringEncodingASCII);
- }
-
-command_from_prefs_out:
- if (PlistRef)
- CFRelease(PlistRef);
- if(cfKey)
- CFRelease(cfKey);
- return command;
-}
+/* main.c -- X application launcher
+
+ Copyright (c) 2007 Jeremy Huddleston
+ Copyright (c) 2007 Apple Inc
+
+ Permission is hereby granted, free of charge, to any person
+ obtaining a copy of this software and associated documentation files
+ (the "Software"), to deal in the Software without restriction,
+ including without limitation the rights to use, copy, modify, merge,
+ publish, distribute, sublicense, and/or sell copies of the Software,
+ and to permit persons to whom the Software is furnished to do so,
+ subject to the following conditions:
+
+ The above copyright notice and this permission notice shall be
+ included in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ NONINFRINGEMENT. IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT
+ HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ DEALINGS IN THE SOFTWARE.
+
+ Except as contained in this notice, the name(s) of the above
+ copyright holders shall not be used in advertising or otherwise to
+ promote the sale, use or other dealings in this Software without
+ prior written authorization. */
+
+#include <CoreFoundation/CoreFoundation.h>
+#include <AvailabilityMacros.h>
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <X11/Xlib.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stdbool.h>
+#include <signal.h>
+
+#ifdef HAVE_LIBDISPATCH
+#include <dispatch/dispatch.h>
+#else
+#include <pthread.h>
+#endif
+
+#include <sys/socket.h>
+#include <sys/un.h>
+
+#include <fcntl.h>
+
+#include <mach/mach.h>
+#include <mach/mach_error.h>
+#include <servers/bootstrap.h>
+#include "mach_startup.h"
+#include "mach_startupServer.h"
+
+#include "launchd_fd.h"
+/* From darwinEvents.c ... but don't want to pull in all the server cruft */
+void DarwinListenOnOpenFD(int fd);
+
+extern int noPanoramiXExtension;
+
+#define DEFAULT_CLIENT X11BINDIR "/xterm"
+#define DEFAULT_STARTX X11BINDIR "/startx"
+#define DEFAULT_SHELL "/bin/sh"
+
+#ifndef BUILD_DATE
+#define BUILD_DATE ""
+#endif
+#ifndef XSERVER_VERSION
+#define XSERVER_VERSION "?"
+#endif
+
+static char __crashreporter_info_buff__[4096] = {0};
+static const char *__crashreporter_info__ __attribute__((__used__)) = &__crashreporter_info_buff__[0];
+#if MAC_OS_X_VERSION_MIN_REQUIRED >= 1050
+// This is actually a toolchain requirement, but I'm not sure the correct check,
+// but it should be fine to just only include it for Leopard and later. This line
+// just tells the linker to never strip this symbol (such as for space optimization)
+asm (".desc ___crashreporter_info__, 0x10");
+#endif
+
+static const char *__crashreporter_info__base = "X.Org X Server " XSERVER_VERSION " Build Date: " BUILD_DATE;
+
+static char *launchd_id_prefix = NULL;
+static char *server_bootstrap_name = NULL;
+
+#define DEBUG 1
+
+/* This is in quartzStartup.c */
+int server_main(int argc, char **argv, char **envp);
+
+static int execute(const char *command);
+static char *command_from_prefs(const char *key, const char *default_value);
+
+#ifndef HAVE_LIBDISPATCH
+/*** Pthread Magics ***/
+static pthread_t create_thread(void *(*func)(void *), void *arg) {
+ pthread_attr_t attr;
+ pthread_t tid;
+
+ pthread_attr_init (&attr);
+ pthread_attr_setscope (&attr, PTHREAD_SCOPE_SYSTEM);
+ pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
+ pthread_create (&tid, &attr, func, arg);
+ pthread_attr_destroy (&attr);
+
+ return tid;
+}
+#endif
+
+/*** Mach-O IPC Stuffs ***/
+
+union MaxMsgSize {
+ union __RequestUnion__mach_startup_subsystem req;
+ union __ReplyUnion__mach_startup_subsystem rep;
+};
+
+static mach_port_t checkin_or_register(char *bname) {
+ kern_return_t kr;
+ mach_port_t mp;
+
+ /* If we're started by launchd or the old mach_init */
+ kr = bootstrap_check_in(bootstrap_port, bname, &mp);
+ if (kr == KERN_SUCCESS)
+ return mp;
+
+ /* We probably were not started by launchd or the old mach_init */
+ kr = mach_port_allocate(mach_task_self(), MACH_PORT_RIGHT_RECEIVE, &mp);
+ if (kr != KERN_SUCCESS) {
+ fprintf(stderr, "mach_port_allocate(): %s\n", mach_error_string(kr));
+ exit(EXIT_FAILURE);
+ }
+
+ kr = mach_port_insert_right(mach_task_self(), mp, mp, MACH_MSG_TYPE_MAKE_SEND);
+ if (kr != KERN_SUCCESS) {
+ fprintf(stderr, "mach_port_insert_right(): %s\n", mach_error_string(kr));
+ exit(EXIT_FAILURE);
+ }
+
+ kr = bootstrap_register(bootstrap_port, bname, mp);
+ if (kr != KERN_SUCCESS) {
+ fprintf(stderr, "bootstrap_register(): %s\n", mach_error_string(kr));
+ exit(EXIT_FAILURE);
+ }
+
+ return mp;
+}
+
+/*** $DISPLAY handoff ***/
+static int accept_fd_handoff(int connected_fd) {
+ int launchd_fd;
+
+ char databuf[] = "display";
+ struct iovec iov[1];
+
+ union {
+ struct cmsghdr hdr;
+ char bytes[CMSG_SPACE(sizeof(int))];
+ } buf;
+
+ struct msghdr msg;
+ struct cmsghdr *cmsg;
+
+ iov[0].iov_base = databuf;
+ iov[0].iov_len = sizeof(databuf);
+
+ msg.msg_iov = iov;
+ msg.msg_iovlen = 1;
+ msg.msg_control = buf.bytes;
+ msg.msg_controllen = sizeof(buf);
+ msg.msg_name = 0;
+ msg.msg_namelen = 0;
+ msg.msg_flags = 0;
+
+ cmsg = CMSG_FIRSTHDR (&msg);
+ cmsg->cmsg_level = SOL_SOCKET;
+ cmsg->cmsg_type = SCM_RIGHTS;
+ cmsg->cmsg_len = CMSG_LEN(sizeof(int));
+
+ msg.msg_controllen = cmsg->cmsg_len;
+
+ *((int*)CMSG_DATA(cmsg)) = -1;
+
+ if(recvmsg(connected_fd, &msg, 0) < 0) {
+ fprintf(stderr, "X11.app: Error receiving $DISPLAY file descriptor. recvmsg() error: %s\n", strerror(errno));
+ return -1;
+ }
+
+ launchd_fd = *((int*)CMSG_DATA(cmsg));
+
+ return launchd_fd;
+}
+
+typedef struct {
+ int fd;
+ string_t filename;
+} socket_handoff_t;
+
+/* This thread accepts an incoming connection and hands off the file
+ * descriptor for the new connection to accept_fd_handoff()
+ */
+#ifdef HAVE_LIBDISPATCH
+static void socket_handoff(socket_handoff_t *handoff_data) {
+#else
+static void *socket_handoff_thread(void *arg) {
+ socket_handoff_t *handoff_data = (socket_handoff_t *)arg;
+#endif
+
+ int launchd_fd = -1;
+ int connected_fd;
+
+ /* Now actually get the passed file descriptor from this connection
+ * If we encounter an error, keep listening.
+ */
+ while(launchd_fd == -1) {
+ connected_fd = accept(handoff_data->fd, NULL, NULL);
+ if(connected_fd == -1) {
+ fprintf(stderr, "X11.app: Failed to accept incoming connection on socket (fd=%d): %s\n", handoff_data->fd, strerror(errno));
+ sleep(2);
+ continue;
+ }
+
+ launchd_fd = accept_fd_handoff(connected_fd);
+ if(launchd_fd == -1)
+ fprintf(stderr, "X11.app: Error receiving $DISPLAY file descriptor, no descriptor received? Waiting for another connection.\n");
+
+ close(connected_fd);
+ }
+
+ close(handoff_data->fd);
+ unlink(handoff_data->filename);
+ free(handoff_data);
+
+ fprintf(stderr, "X11.app Handing off fd to server thread via DarwinListenOnOpenFD(%d)\n", launchd_fd);
+ DarwinListenOnOpenFD(launchd_fd);
+
+#ifndef HAVE_LIBDISPATCH
+ return NULL;
+#endif
+}
+
+static int create_socket(char *filename_out) {
+ struct sockaddr_un servaddr_un;
+ struct sockaddr *servaddr;
+ socklen_t servaddr_len;
+ int ret_fd;
+ size_t try, try_max;
+
+ for(try=0, try_max=5; try < try_max; try++) {
+ tmpnam(filename_out);
+
+ /* Setup servaddr_un */
+ memset (&servaddr_un, 0, sizeof (struct sockaddr_un));
+ servaddr_un.sun_family = AF_UNIX;
+ strlcpy(servaddr_un.sun_path, filename_out, sizeof(servaddr_un.sun_path));
+
+ servaddr = (struct sockaddr *) &servaddr_un;
+ servaddr_len = sizeof(struct sockaddr_un) - sizeof(servaddr_un.sun_path) + strlen(filename_out);
+
+ ret_fd = socket(PF_UNIX, SOCK_STREAM, 0);
+ if(ret_fd == -1) {
+ fprintf(stderr, "X11.app: Failed to create socket (try %d / %d): %s - %s\n", (int)try+1, (int)try_max, filename_out, strerror(errno));
+ continue;
+ }
+
+ if(bind(ret_fd, servaddr, servaddr_len) != 0) {
+ fprintf(stderr, "X11.app: Failed to bind socket: %d - %s\n", errno, strerror(errno));
+ close(ret_fd);
+ return 0;
+ }
+
+ if(listen(ret_fd, 10) != 0) {
+ fprintf(stderr, "X11.app: Failed to listen to socket: %s - %d - %s\n", filename_out, errno, strerror(errno));
+ close(ret_fd);
+ return 0;
+ }
+
+#ifdef DEBUG
+ fprintf(stderr, "X11.app: Listening on socket for fd handoff: (%d) %s\n", ret_fd, filename_out);
+#endif
+
+ return ret_fd;
+ }
+
+ return 0;
+}
+
+static int launchd_socket_handed_off = 0;
+
+kern_return_t do_request_fd_handoff_socket(mach_port_t port, string_t filename) {
+ socket_handoff_t *handoff_data;
+
+ launchd_socket_handed_off = 1;
+
+ handoff_data = (socket_handoff_t *)calloc(1,sizeof(socket_handoff_t));
+ if(!handoff_data) {
+ fprintf(stderr, "X11.app: Error allocating memory for handoff_data\n");
+ return KERN_FAILURE;
+ }
+
+ handoff_data->fd = create_socket(handoff_data->filename);
+ if(!handoff_data->fd) {
+ free(handoff_data);
+ return KERN_FAILURE;
+ }
+
+ strlcpy(filename, handoff_data->filename, STRING_T_SIZE);
+
+#ifdef HAVE_LIBDISPATCH
+ dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT,0), ^{
+ socket_handoff(handoff_data);
+ });
+#else
+ create_thread(socket_handoff_thread, handoff_data);
+#endif
+
+#ifdef DEBUG
+ fprintf(stderr, "X11.app: Thread created for handoff. Returning success to tell caller to connect and push the fd.\n");
+#endif
+
+ return KERN_SUCCESS;
+}
+
+kern_return_t do_request_pid(mach_port_t port, int *my_pid) {
+ *my_pid = getpid();
+ return KERN_SUCCESS;
+}
+
+/*** Server Startup ***/
+kern_return_t do_start_x11_server(mach_port_t port, string_array_t argv,
+ mach_msg_type_number_t argvCnt,
+ string_array_t envp,
+ mach_msg_type_number_t envpCnt) {
+ /* And now back to char ** */
+ char **_argv = alloca((argvCnt + 1) * sizeof(char *));
+ char **_envp = alloca((envpCnt + 1) * sizeof(char *));
+ size_t i;
+
+ /* If we didn't get handed a launchd DISPLAY socket, we should
+ * unset DISPLAY or we can run into problems with pbproxy
+ */
+ if(!launchd_socket_handed_off) {
+ fprintf(stderr, "X11.app: No launchd socket handed off, unsetting DISPLAY\n");
+ unsetenv("DISPLAY");
+ }
+
+ if(!_argv || !_envp) {
+ return KERN_FAILURE;
+ }
+
+ fprintf(stderr, "X11.app: do_start_x11_server(): argc=%d\n", argvCnt);
+ for(i=0; i < argvCnt; i++) {
+ _argv[i] = argv[i];
+ fprintf(stderr, "\targv[%u] = %s\n", (unsigned)i, argv[i]);
+ }
+ _argv[argvCnt] = NULL;
+
+ for(i=0; i < envpCnt; i++) {
+ _envp[i] = envp[i];
+ }
+ _envp[envpCnt] = NULL;
+
+ if(server_main(argvCnt, _argv, _envp) == 0)
+ return KERN_SUCCESS;
+ else
+ return KERN_FAILURE;
+}
+
+static int startup_trigger(int argc, char **argv, char **envp) {
+ Display *display;
+ const char *s;
+
+ /* Take care of the case where we're called like a normal DDX */
+ if(argc > 1 && argv[1][0] == ':') {
+ size_t i;
+ kern_return_t kr;
+ mach_port_t mp;
+ string_array_t newenvp;
+ string_array_t newargv;
+
+ /* We need to count envp */
+ int envpc;
+ for(envpc=0; envp[envpc]; envpc++);
+
+ /* We have fixed-size string lengths due to limitations in IPC,
+ * so we need to copy our argv and envp.
+ */
+ newargv = (string_array_t)alloca(argc * sizeof(string_t));
+ newenvp = (string_array_t)alloca(envpc * sizeof(string_t));
+
+ if(!newargv || !newenvp) {
+ fprintf(stderr, "Memory allocation failure\n");
+ exit(EXIT_FAILURE);
+ }
+
+ for(i=0; i < argc; i++) {
+ strlcpy(newargv[i], argv[i], STRING_T_SIZE);
+ }
+ for(i=0; i < envpc; i++) {
+ strlcpy(newenvp[i], envp[i], STRING_T_SIZE);
+ }
+
+ kr = bootstrap_look_up(bootstrap_port, server_bootstrap_name, &mp);
+ if (kr != KERN_SUCCESS) {
+#if MAC_OS_X_VERSION_MIN_REQUIRED >= 1050
+ fprintf(stderr, "bootstrap_look_up(%s): %s\n", server_bootstrap_name, bootstrap_strerror(kr));
+#else
+ fprintf(stderr, "bootstrap_look_up(%s): %ul\n", server_bootstrap_name, (unsigned long)kr);
+#endif
+ exit(EXIT_FAILURE);
+ }
+
+ kr = start_x11_server(mp, newargv, argc, newenvp, envpc);
+ if (kr != KERN_SUCCESS) {
+ fprintf(stderr, "start_x11_server: %s\n", mach_error_string(kr));
+ exit(EXIT_FAILURE);
+ }
+ exit(EXIT_SUCCESS);
+ }
+
+ /* If we have a process serial number and it's our only arg, act as if
+ * the user double clicked the app bundle: launch app_to_run if possible
+ */
+ if(argc == 1 || (argc == 2 && !strncmp(argv[1], "-psn_", 5))) {
+ /* Now, try to open a display, if so, run the launcher */
+ display = XOpenDisplay(NULL);
+ if(display) {
+ /* Could open the display, start the launcher */
+ XCloseDisplay(display);
+
+ return execute(command_from_prefs("app_to_run", DEFAULT_CLIENT));
+ }
+ }
+
+ /* Start the server */
+ if((s = getenv("DISPLAY"))) {
+ fprintf(stderr, "X11.app: Could not connect to server (DISPLAY=\"%s\", unsetting). Starting X server.\n", s);
+ unsetenv("DISPLAY");
+ } else {
+ fprintf(stderr, "X11.app: Could not connect to server (DISPLAY is not set). Starting X server.\n");
+ }
+ return execute(command_from_prefs("startx_script", DEFAULT_STARTX));
+}
+
+/** Setup the environment we want our child processes to inherit */
+static void ensure_path(const char *dir) {
+ char buf[1024], *temp;
+
+ /* Make sure /usr/X11/bin is in the $PATH */
+ temp = getenv("PATH");
+ if(temp == NULL || temp[0] == 0) {
+ snprintf(buf, sizeof(buf), "/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:%s", dir);
+ setenv("PATH", buf, TRUE);
+ } else if(strnstr(temp, X11BINDIR, sizeof(temp)) == NULL) {
+ snprintf(buf, sizeof(buf), "%s:%s", temp, dir);
+ setenv("PATH", buf, TRUE);
+ }
+}
+
+static void setup_env(void) {
+ char *temp;
+ const char *pds = NULL;
+ const char *disp = getenv("DISPLAY");
+ size_t len;
+
+ /* Pass on our prefs domain to startx and its inheritors (mainly for
+ * quartz-wm and the Xquartz stub's MachIPC)
+ */
+ CFBundleRef bundle = CFBundleGetMainBundle();
+ if(bundle) {
+ CFStringRef pd = CFBundleGetIdentifier(bundle);
+ if(pd) {
+ pds = CFStringGetCStringPtr(pd, 0);
+ }
+ }
+
+ /* fallback to hardcoded value if we can't discover it */
+ if(!pds) {
+ pds = LAUNCHD_ID_PREFIX".X11";
+ }
+
+ server_bootstrap_name = strdup(pds);
+ if(!server_bootstrap_name) {
+ fprintf(stderr, "X11.app: Memory allocation error.\n");
+ exit(1);
+ }
+ setenv("X11_PREFS_DOMAIN", server_bootstrap_name, 1);
+
+ len = strlen(server_bootstrap_name);
+ launchd_id_prefix = malloc(sizeof(char) * (len - 3));
+ if(!launchd_id_prefix) {
+ fprintf(stderr, "X11.app: Memory allocation error.\n");
+ exit(1);
+ }
+ strlcpy(launchd_id_prefix, server_bootstrap_name, len - 3);
+
+ /* We need to unset DISPLAY if it is not our socket */
+ if(disp) {
+ /* s = basename(disp) */
+ const char *d, *s;
+ for(s = NULL, d = disp; *d; d++) {
+ if(*d == '/')
+ s = d + 1;
+ }
+
+ if(s && *s) {
+ if(strcmp(launchd_id_prefix, "org.x") == 0 && strcmp(s, ":0") == 0) {
+ fprintf(stderr, "X11.app: Detected old style launchd DISPLAY, please update xinit.\n");
+ } else {
+ temp = (char *)malloc(sizeof(char) * len);
+ if(!temp) {
+ fprintf(stderr, "X11.app: Memory allocation error creating space for socket name test.\n");
+ exit(1);
+ }
+ strlcpy(temp, launchd_id_prefix, len);
+ strlcat(temp, ":0", len);
+
+ if(strcmp(temp, s) != 0) {
+ /* If we don't have a match, unset it. */
+ fprintf(stderr, "X11.app: DISPLAY (\"%s\") does not match our id (\"%s\"), unsetting.\n", disp, launchd_id_prefix);
+ unsetenv("DISPLAY");
+ }
+ free(temp);
+ }
+ } else {
+ /* The DISPLAY environment variable is not formatted like a launchd socket, so reset. */
+ fprintf(stderr, "X11.app: DISPLAY does not look like a launchd set variable, unsetting.\n");
+ unsetenv("DISPLAY");
+ }
+ }
+
+ /* Make sure PATH is right */
+ ensure_path(X11BINDIR);
+
+ /* cd $HOME */
+ temp = getenv("HOME");
+ if(temp != NULL && temp[0] != '\0')
+ chdir(temp);
+}
+
+/*** Main ***/
+int main(int argc, char **argv, char **envp) {
+ Bool listenOnly = FALSE;
+ int i;
+ mach_msg_size_t mxmsgsz = sizeof(union MaxMsgSize) + MAX_TRAILER_SIZE;
+ mach_port_t mp;
+ kern_return_t kr;
+
+ /* Setup our environment for our children */
+ setup_env();
+
+ /* The server must not run the PanoramiX operations. */
+ noPanoramiXExtension = TRUE;
+
+ /* Setup the initial crasherporter info */
+ strlcpy(__crashreporter_info_buff__, __crashreporter_info__base, sizeof(__crashreporter_info_buff__));
+
+ fprintf(stderr, "X11.app: main(): argc=%d\n", argc);
+ for(i=0; i < argc; i++) {
+ fprintf(stderr, "\targv[%u] = %s\n", (unsigned)i, argv[i]);
+ if(!strcmp(argv[i], "--listenonly")) {
+ listenOnly = TRUE;
+ }
+ }
+
+ mp = checkin_or_register(server_bootstrap_name);
+ if(mp == MACH_PORT_NULL) {
+ fprintf(stderr, "NULL mach service: %s", server_bootstrap_name);
+ return EXIT_FAILURE;
+ }
+
+ /* Check if we need to do something other than listen, and make another
+ * thread handle it.
+ */
+ if(!listenOnly) {
+ pid_t child1, child2;
+ int status;
+
+ /* Do the fork-twice trick to avoid having to reap zombies */
+ child1 = fork();
+ switch (child1) {
+ case -1: /* error */
+ break;
+
+ case 0: /* child1 */
+ child2 = fork();
+
+ switch (child2) {
+ int max_files, i;
+
+ case -1: /* error */
+ break;
+
+ case 0: /* child2 */
+ /* close all open files except for standard streams */
+ max_files = sysconf(_SC_OPEN_MAX);
+ for(i = 3; i < max_files; i++)
+ close(i);
+
+ /* ensure stdin is on /dev/null */
+ close(0);
+ open("/dev/null", O_RDONLY);
+
+ return startup_trigger(argc, argv, envp);
+
+ default: /* parent (child1) */
+ _exit(0);
+ }
+ break;
+
+ default: /* parent */
+ waitpid(child1, &status, 0);
+ }
+ }
+
+ /* Main event loop */
+ fprintf(stderr, "Waiting for startup parameters via Mach IPC.\n");
+ kr = mach_msg_server(mach_startup_server, mxmsgsz, mp, 0);
+ if (kr != KERN_SUCCESS) {
+ fprintf(stderr, "%s.X11(mp): %s\n", LAUNCHD_ID_PREFIX, mach_error_string(kr));
+ return EXIT_FAILURE;
+ }
+
+ return EXIT_SUCCESS;
+}
+
+static int execute(const char *command) {
+ const char *newargv[4];
+ const char **p;
+
+ newargv[0] = command_from_prefs("login_shell", DEFAULT_SHELL);
+ newargv[1] = "-c";
+ newargv[2] = command;
+ newargv[3] = NULL;
+
+ fprintf(stderr, "X11.app: Launching %s:\n", command);
+ for(p=newargv; *p; p++) {
+ fprintf(stderr, "\targv[%ld] = %s\n", (long int)(p - newargv), *p);
+ }
+
+ execvp (newargv[0], (char * const *) newargv);
+ perror ("X11.app: Couldn't exec.");
+ return 1;
+}
+
+static char *command_from_prefs(const char *key, const char *default_value) {
+ char *command = NULL;
+
+ CFStringRef cfKey;
+ CFPropertyListRef PlistRef;
+
+ if(!key)
+ return NULL;
+
+ cfKey = CFStringCreateWithCString(NULL, key, kCFStringEncodingASCII);
+
+ if(!cfKey)
+ return NULL;
+
+ PlistRef = CFPreferencesCopyAppValue(cfKey, kCFPreferencesCurrentApplication);
+
+ if ((PlistRef == NULL) || (CFGetTypeID(PlistRef) != CFStringGetTypeID())) {
+ CFStringRef cfDefaultValue = CFStringCreateWithCString(NULL, default_value, kCFStringEncodingASCII);
+ int len = strlen(default_value) + 1;
+
+ if(!cfDefaultValue)
+ goto command_from_prefs_out;
+
+ CFPreferencesSetAppValue(cfKey, cfDefaultValue, kCFPreferencesCurrentApplication);
+ CFPreferencesAppSynchronize(kCFPreferencesCurrentApplication);
+ CFRelease(cfDefaultValue);
+
+ command = (char *)malloc(len * sizeof(char));
+ if(!command)
+ goto command_from_prefs_out;
+ strcpy(command, default_value);
+ } else {
+ int len = CFStringGetLength((CFStringRef)PlistRef) + 1;
+ command = (char *)malloc(len * sizeof(char));
+ if(!command)
+ goto command_from_prefs_out;
+ CFStringGetCString((CFStringRef)PlistRef, command, len, kCFStringEncodingASCII);
+ }
+
+command_from_prefs_out:
+ if (PlistRef)
+ CFRelease(PlistRef);
+ if(cfKey)
+ CFRelease(cfKey);
+ return command;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 21:09:04 +0000