aboutsummaryrefslogtreecommitdiff
path: root/xorg-server/hw/xwin/winerror.c
blob: e8e63be0373128fd50a88b75da6fb8975b580a70 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
/*
 *Copyright (C) 2001-2004 Harold L Hunt II All Rights Reserved.
 *
 *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 HAROLD L HUNT II 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 of Harold L Hunt II
 *shall not be used in advertising or otherwise to promote the sale, use
 *or other dealings in this Software without prior written authorization
 *from Harold L Hunt II.
 *
 * Authors:	Harold L Hunt II
 */

#ifdef HAVE_XWIN_CONFIG_H
#include <xwin-config.h>
#endif

#include <../xfree86/common/xorgVersion.h>
#include "win.h"

extern Bool		g_fSilentDupError;
#ifdef DDXOSVERRORF
void
OsVendorVErrorF(const char *pszFormat, va_list va_args)
{
#if defined(XWIN_CLIPBOARD) || defined (XWIN_MULTIWINDOW)
    /* make sure the clipboard and multiwindow threads do not interfere the
     * main thread */
    static pthread_mutex_t s_pmPrinting = PTHREAD_MUTEX_INITIALIZER;

    /* Lock the printing mutex */
    pthread_mutex_lock(&s_pmPrinting);
#endif

  /*
     If we want to silence it,
     detect if we are going to abort due to duplication error
  */
  if (g_fSilentDupError)
    {
      if ((strcmp(pszFormat,
		  "InitOutput - Duplicate invocation on display "
		  "number: %s.  Exiting.\n") == 0)
	  || (strcmp(pszFormat,
		     "Server is already active for display %s\n%s %s\n%s\n") == 0)
	  || (strcmp(pszFormat,
		     "MakeAllCOTSServerListeners: server already running\n") == 0)
	  || (strcmp(pszFormat,
		     "MakeAllCOTSServerListeners: failed to create listener for %s\n") == 0))
	{
	  g_fSilentFatalError = TRUE;
	}
    }

    /* Print the error message to a log file, could be stderr */
    LogVWrite(0, pszFormat, va_args);

#if defined(XWIN_CLIPBOARD) || defined (XWIN_MULTIWINDOW)
    /* Unlock the printing mutex */
    pthread_mutex_unlock(&s_pmPrinting);
#endif
}
#endif

/*
 * os/log.c:FatalError () calls our vendor ErrorF, so the message
 * from a FatalError will be logged.
 *
 * Attempt to do last-ditch, safe, important cleanup here.
 */
char g_FatalErrorMessage[1024];
void
OsVendorFatalError(const char *f, va_list args)
{
    /* Don't give duplicate warning if UseMsg was called */
    if (g_fSilentFatalError)
        return;

    if (!g_fLogInited) {
        g_fLogInited = TRUE;
        g_pszLogFile = LogInit(g_pszLogFile, NULL);
    }
    LogClose(EXIT_ERR_ABORT);

    /*
       Sometimes the error message needs a bit of cosmetic cleaning
       up for use in a dialog box...
     */
    {
        char *s;

        while ((s = strstr(g_FatalErrorMessage, "\n\t")) != NULL) {
            s[0] = ' ';
            s[1] = '\n';
        }
    }

    winMessageBoxF("A fatal error has occurred and " PROJECT_NAME " will now exit.\n\n"
                   "%s\n\n"
                   "Please open %s for more information.\n",
                   MB_ICONERROR,
                   g_FatalErrorMessage,
                   (g_pszLogFile ? g_pszLogFile : "the logfile"));
}

/*
 * winMessageBoxF - Print a formatted error message in a useful
 * message box.
 */

void
winMessageBoxF(const char *pszError, UINT uType, ...)
{
    char *pszErrorF = NULL;
    char *pszMsgBox = NULL;
    va_list args;
    int size;

    va_start(args, uType);
    size = vasprintf(&pszErrorF, pszError, args);
    va_end(args);
    if (size == -1) {
        pszErrorF = NULL;
        goto winMessageBoxF_Cleanup;
    }

#define MESSAGEBOXF \
	"%s\n" \
	"Vendor: %s\n" \
	"Release: %d.%d.%d.%d\n" \
	"Contact: %s\n" \
	"%s\n\n" \
	"XWin was started with the following command-line:\n\n" \
	"%s\n"

    size = asprintf(&pszMsgBox, MESSAGEBOXF,
                    pszErrorF, XVENDORNAME,
                    XORG_VERSION_MAJOR, XORG_VERSION_MINOR, XORG_VERSION_PATCH,
                    XORG_VERSION_SNAP,
                    BUILDERADDR, BUILDERSTRING, g_pszCommandLine);

    if (size == -1) {
        pszMsgBox = NULL;
        goto winMessageBoxF_Cleanup;
    }

    /* Display the message box string */
    MessageBox(NULL, pszMsgBox, PROJECT_NAME, MB_OK | uType);

 winMessageBoxF_Cleanup:
    free(pszErrorF);
    free(pszMsgBox);
#undef MESSAGEBOXF
}