1 /*
2  *Copyright (C) 2001-2004 Harold L Hunt II All Rights Reserved.
3  *
4  *Permission is hereby granted, free of charge, to any person obtaining
5  * a copy of this software and associated documentation files (the
6  *"Software"), to deal in the Software without restriction, including
7  *without limitation the rights to use, copy, modify, merge, publish,
8  *distribute, sublicense, and/or sell copies of the Software, and to
9  *permit persons to whom the Software is furnished to do so, subject to
10  *the following conditions:
11  *
12  *The above copyright notice and this permission notice shall be
13  *included in all copies or substantial portions of the Software.
14  *
15  *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16  *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17  *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18  *NONINFRINGEMENT. IN NO EVENT SHALL HAROLD L HUNT II BE LIABLE FOR
19  *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
20  *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
21  *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
22  *
23  *Except as contained in this notice, the name of Harold L Hunt II
24  *shall not be used in advertising or otherwise to promote the sale, use
25  *or other dealings in this Software without prior written authorization
26  *from Harold L Hunt II.
27  *
28  * Authors:	Harold L Hunt II
29  */
30 
31 #ifdef HAVE_XWIN_CONFIG_H
32 #include <xwin-config.h>
33 #endif
34 
35 #include <../xfree86/common/xorgVersion.h>
36 #include "win.h"
37 
38 #ifdef DDXOSVERRORF
39 void
OsVendorVErrorF(const char * pszFormat,va_list va_args)40 OsVendorVErrorF(const char *pszFormat, va_list va_args)
41 {
42     /* make sure the clipboard and multiwindow threads do not interfere the
43      * main thread */
44     static pthread_mutex_t s_pmPrinting = PTHREAD_MUTEX_INITIALIZER;
45 
46     /* Lock the printing mutex */
47     pthread_mutex_lock(&s_pmPrinting);
48 
49     /* Print the error message to a log file, could be stderr */
50     LogVWrite(0, pszFormat, va_args);
51 
52     /* Unlock the printing mutex */
53     pthread_mutex_unlock(&s_pmPrinting);
54 }
55 #endif
56 
57 /*
58  * os/log.c:FatalError () calls our vendor ErrorF, so the message
59  * from a FatalError will be logged.
60  *
61  * Attempt to do last-ditch, safe, important cleanup here.
62  */
63 void
OsVendorFatalError(const char * f,va_list args)64 OsVendorFatalError(const char *f, va_list args)
65 {
66     char errormsg[1024] = "";
67 
68     /* Don't give duplicate warning if UseMsg was called */
69     if (g_fSilentFatalError)
70         return;
71 
72     if (!g_fLogInited) {
73         g_fLogInited = TRUE;
74         g_pszLogFile = LogInit(g_pszLogFile, ".old");
75     }
76     LogClose(EXIT_ERR_ABORT);
77 
78     /* Format the error message */
79     vsnprintf(errormsg, sizeof(errormsg), f, args);
80 
81     /*
82        Sometimes the error message needs a bit of cosmetic cleaning
83        up for use in a dialog box...
84      */
85     {
86         char *s;
87 
88         while ((s = strstr(errormsg, "\n\t")) != NULL) {
89             s[0] = ' ';
90             s[1] = '\n';
91         }
92     }
93 
94     winMessageBoxF("A fatal error has occurred and " PROJECT_NAME " will now exit.\n\n"
95                    "%s\n\n"
96                    "Please open %s for more information.\n",
97                    MB_ICONERROR,
98                    errormsg,
99                    (g_pszLogFile ? g_pszLogFile : "the logfile"));
100 }
101 
102 /*
103  * winMessageBoxF - Print a formatted error message in a useful
104  * message box.
105  */
106 
107 void
winMessageBoxF(const char * pszError,UINT uType,...)108 winMessageBoxF(const char *pszError, UINT uType, ...)
109 {
110     char *pszErrorF = NULL;
111     char *pszMsgBox = NULL;
112     va_list args;
113     int size;
114 
115     va_start(args, uType);
116     size = vasprintf(&pszErrorF, pszError, args);
117     va_end(args);
118     if (size == -1) {
119         pszErrorF = NULL;
120         goto winMessageBoxF_Cleanup;
121     }
122 
123 #define MESSAGEBOXF \
124 	"%s\n" \
125 	"Vendor: %s\n" \
126 	"Release: %d.%d.%d.%d\n" \
127 	"Contact: %s\n" \
128 	"%s\n\n" \
129 	"XWin was started with the following command-line:\n\n" \
130 	"%s\n"
131 
132     size = asprintf(&pszMsgBox, MESSAGEBOXF,
133                     pszErrorF, XVENDORNAME,
134                     XORG_VERSION_MAJOR, XORG_VERSION_MINOR, XORG_VERSION_PATCH,
135                     XORG_VERSION_SNAP,
136                     BUILDERADDR, BUILDERSTRING, g_pszCommandLine);
137 
138     if (size == -1) {
139         pszMsgBox = NULL;
140         goto winMessageBoxF_Cleanup;
141     }
142 
143     /* Display the message box string */
144     MessageBox(NULL, pszMsgBox, PROJECT_NAME, MB_OK | uType);
145 
146  winMessageBoxF_Cleanup:
147     free(pszErrorF);
148     free(pszMsgBox);
149 #undef MESSAGEBOXF
150 }
151