xserver

xserver with xephyr scale patch
git clone https://git.neptards.moe/u3shit/xserver.git
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winerror.c (4363B)

      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
     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
     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
    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 }