quartzStartup.c revision 35c4bbdf 
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 "quartzCommon.h"
40#include "X11Controller.h"
41#include "darwin.h"
42#include "darwinEvents.h"
43#include "quartz.h"
44#include "opaque.h"
45#include "micmap.h"
46
47#include <assert.h>
48
49#include <pthread.h>
50
51int
52dix_main(int argc, char **argv, char **envp);
53
54struct arg {
55    int argc;
56    char **argv;
57    char **envp;
58};
59
60_X_NORETURN
61static void
62server_thread(void *arg)
63{
64    struct arg args = *((struct arg *)arg);
65    free(arg);
66    exit(dix_main(args.argc, args.argv, args.envp));
67}
68
69static pthread_t
70create_thread(void *func, void *arg)
71{
72    pthread_attr_t attr;
73    pthread_t tid;
74
75    pthread_attr_init(&attr);
76    pthread_attr_setscope(&attr, PTHREAD_SCOPE_SYSTEM);
77    pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
78    pthread_create(&tid, &attr, func, arg);
79    pthread_attr_destroy(&attr);
80
81    return tid;
82}
83
84void
85QuartzInitServer(int argc, char **argv, char **envp)
86{
87    struct arg *args = (struct arg *)malloc(sizeof(struct arg));
88    if (!args)
89        FatalError("Could not allocate memory.\n");
90
91    args->argc = argc;
92    args->argv = argv;
93    args->envp = envp;
94
95    if (!create_thread(server_thread, args)) {
96        FatalError("can't create secondary thread\n");
97    }
98}
99
100int
101server_main(int argc, char **argv, char **envp)
102{
103    int i;
104    int fd[2];
105
106    /* Unset CFProcessPath, so our children don't inherit this kludge we need
107     * to load our nib.  If an xterm gets this set, then it fails to
108     * 'open hi.txt' properly.
109     */
110    unsetenv("CFProcessPath");
111
112    // Make a pipe to pass events
113    assert(pipe(fd) == 0);
114    darwinEventReadFD = fd[0];
115    darwinEventWriteFD = fd[1];
116    fcntl(darwinEventReadFD, F_SETFL, O_NONBLOCK);
117
118    for (i = 1; i < argc; i++) {
119        // Display version info without starting Mac OS X UI if requested
120        if (!strcmp(argv[i],
121                    "-showconfig") || !strcmp(argv[i], "-version")) {
122            DarwinPrintBanner();
123            exit(0);
124        }
125    }
126
127    X11ControllerMain(argc, argv, envp);
128    exit(0);
129}
130