xserver

xserver with xephyr scale patch
git clone https://git.neptards.moe/u3shit/xserver.git
Log | Files | Refs | README | LICENSE

DRI.c (3637B)

      1 /* DRI.c -- DRI Section in XF86Config file
      2  * Created: Fri Mar 19 08:40:22 1999 by faith@precisioninsight.com
      3  * Revised: Thu Jun 17 16:08:05 1999 by faith@precisioninsight.com
      4  *
      5  * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
      6  * All Rights Reserved.
      7  *
      8  * Permission is hereby granted, free of charge, to any person obtaining a
      9  * copy of this software and associated documentation files (the "Software"),
     10  * to deal in the Software without restriction, including without limitation
     11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
     12  * and/or sell copies of the Software, and to permit persons to whom the
     13  * Software is furnished to do so, subject to the following conditions:
     14  *
     15  * The above copyright notice and this permission notice (including the next
     16  * paragraph) shall be included in all copies or substantial portions of the
     17  * Software.
     18  *
     19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     20  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     22  * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
     23  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     24  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
     25  * DEALINGS IN THE SOFTWARE.
     26  *
     27  *
     28  */
     29 
     30 #ifdef HAVE_XORG_CONFIG_H
     31 #include <xorg-config.h>
     32 #endif
     33 
     34 #include "os.h"
     35 #include "xf86Parser.h"
     36 #include "xf86tokens.h"
     37 #include "Configint.h"
     38 
     39 
     40 static const xf86ConfigSymTabRec DRITab[] = {
     41     {ENDSECTION, "endsection"},
     42     {GROUP, "group"},
     43     {MODE, "mode"},
     44     {-1, ""},
     45 };
     46 
     47 #define CLEANUP xf86freeDRI
     48 
     49 XF86ConfDRIPtr
     50 xf86parseDRISection(void)
     51 {
     52     int token;
     53 
     54     parsePrologue(XF86ConfDRIPtr, XF86ConfDRIRec);
     55 
     56     /* Zero is a valid value for this. */
     57     ptr->dri_group = -1;
     58     while ((token = xf86getToken(DRITab)) != ENDSECTION) {
     59         switch (token) {
     60         case GROUP:
     61             if ((token = xf86getSubToken(&(ptr->dri_comment))) == STRING)
     62                 ptr->dri_group_name = xf86_lex_val.str;
     63             else if (token == NUMBER)
     64                 ptr->dri_group = xf86_lex_val.num;
     65             else
     66                 Error(GROUP_MSG);
     67             break;
     68         case MODE:
     69             if (xf86getSubToken(&(ptr->dri_comment)) != NUMBER)
     70                 Error(NUMBER_MSG, "Mode");
     71             if (xf86_lex_val.numType != PARSE_OCTAL)
     72                 Error(MUST_BE_OCTAL_MSG, xf86_lex_val.num);
     73             ptr->dri_mode = xf86_lex_val.num;
     74             break;
     75         case EOF_TOKEN:
     76             Error(UNEXPECTED_EOF_MSG);
     77             break;
     78         case COMMENT:
     79             ptr->dri_comment = xf86addComment(ptr->dri_comment, xf86_lex_val.str);
     80             break;
     81         default:
     82             Error(INVALID_KEYWORD_MSG, xf86tokenString());
     83             break;
     84         }
     85     }
     86 
     87 #ifdef DEBUG
     88     ErrorF("DRI section parsed\n");
     89 #endif
     90 
     91     return ptr;
     92 }
     93 
     94 #undef CLEANUP
     95 
     96 void
     97 xf86printDRISection(FILE * cf, XF86ConfDRIPtr ptr)
     98 {
     99     if (ptr == NULL)
    100         return;
    101 
    102     fprintf(cf, "Section \"DRI\"\n");
    103     if (ptr->dri_comment)
    104         fprintf(cf, "%s", ptr->dri_comment);
    105     if (ptr->dri_group_name)
    106         fprintf(cf, "\tGroup        \"%s\"\n", ptr->dri_group_name);
    107     else if (ptr->dri_group >= 0)
    108         fprintf(cf, "\tGroup        %d\n", ptr->dri_group);
    109     if (ptr->dri_mode)
    110         fprintf(cf, "\tMode         0%o\n", ptr->dri_mode);
    111     fprintf(cf, "EndSection\n\n");
    112 }
    113 
    114 void
    115 xf86freeDRI(XF86ConfDRIPtr ptr)
    116 {
    117     if (ptr == NULL)
    118         return;
    119 
    120     TestFree(ptr->dri_comment);
    121     free(ptr);
    122 }