1 /**************************************************************
2 *
3 * Startup code for the Quartz Darwin X Server
4 * Copyright (c) 2008-2012 Apple Inc. All rights reserved.
5 * Copyright (c) 2001-2004 Torrey T. Lyons. All Rights Reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
21 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
22 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
23 * DEALINGS IN THE SOFTWARE.
24 *
25 * Except as contained in this notice, the name(s) of the above copyright
26 * holders shall not be used in advertising or otherwise to promote the sale,
27 * use or other dealings in this Software without prior written authorization.
28 */
29
30 #include "sanitizedCarbon.h"
31
32 #ifdef HAVE_DIX_CONFIG_H
33 #include <dix-config.h>
34 #endif
35
36 #include <fcntl.h>
37 #include <unistd.h>
38 #include <CoreFoundation/CoreFoundation.h>
39 #include "X11Controller.h"
40 #include "darwin.h"
41 #include "darwinEvents.h"
42 #include "quartz.h"
43 #include "opaque.h"
44 #include "micmap.h"
45
46 #include <assert.h>
47
48 #include <pthread.h>
49
50 int
51 dix_main(int argc, char **argv, char **envp);
52
53 struct arg {
54 int argc;
55 char **argv;
56 char **envp;
57 };
58
59 _X_NORETURN
60 static void
server_thread(void * arg)61 server_thread(void *arg)
62 {
63 struct arg args = *((struct arg *)arg);
64 free(arg);
65 exit(dix_main(args.argc, args.argv, args.envp));
66 }
67
68 static pthread_t
create_thread(void * func,void * arg)69 create_thread(void *func, void *arg)
70 {
71 pthread_attr_t attr;
72 pthread_t tid;
73
74 pthread_attr_init(&attr);
75 pthread_attr_setscope(&attr, PTHREAD_SCOPE_SYSTEM);
76 pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
77 pthread_create(&tid, &attr, func, arg);
78 pthread_attr_destroy(&attr);
79
80 return tid;
81 }
82
83 void
QuartzInitServer(int argc,char ** argv,char ** envp)84 QuartzInitServer(int argc, char **argv, char **envp)
85 {
86 struct arg *args = (struct arg *)malloc(sizeof(struct arg));
87 if (!args)
88 FatalError("Could not allocate memory.\n");
89
90 args->argc = argc;
91 args->argv = argv;
92 args->envp = envp;
93
94 if (!create_thread(server_thread, args)) {
95 FatalError("can't create secondary thread\n");
96 }
97
98 /* Block signals on the AppKit thread that the X11 expects to handle on its thread */
99 sigset_t set;
100 sigemptyset(&set);
101 sigaddset(&set, SIGALRM);
102 #ifdef BUSFAULT
103 sigaddset(&set, SIGBUS);
104 #endif
105 pthread_sigmask(SIG_BLOCK, &set, NULL);
106 }
107
108 int
server_main(int argc,char ** argv,char ** envp)109 server_main(int argc, char **argv, char **envp)
110 {
111 int i;
112 int fd[2];
113
114 /* Unset CFProcessPath, so our children don't inherit this kludge we need
115 * to load our nib. If an xterm gets this set, then it fails to
116 * 'open hi.txt' properly.
117 */
118 unsetenv("CFProcessPath");
119
120 // Make a pipe to pass events
121 assert(pipe(fd) == 0);
122 darwinEventReadFD = fd[0];
123 darwinEventWriteFD = fd[1];
124 fcntl(darwinEventReadFD, F_SETFL, O_NONBLOCK);
125
126 for (i = 1; i < argc; i++) {
127 // Display version info without starting Mac OS X UI if requested
128 if (!strcmp(argv[i],
129 "-showconfig") || !strcmp(argv[i], "-version")) {
130 DarwinPrintBanner();
131 exit(0);
132 }
133 }
134
135 X11ControllerMain(argc, argv, envp);
136 exit(0);
137 }
138