workbench/c/iprefs/patches.c

   1 /*
   2     Copyright © 1995-2001, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc:
   6     Lang: English
   7 */
   8
   9 /*********************************************************************************************/
  10
  11 #include "global.h"
  12
  13 #include <exec/execbase.h>
  14 #include <aros/libcall.h>
  15
  16 /*********************************************************************************************/
  17
  18 #define LIB_EXEC    1
  19 #define LIB_UTILITY 2
  20 #define LIB_DOS     3
  21 #define LIB_LOCALE  4
  22
  23 /*********************************************************************************************/
  24
  25 static struct patchinfo
  26 {
  27     WORD    library;
  28     WORD    whichfunc;
  29     WORD    patchlibrary;
  30     WORD    whichpatchfunc;
  31 }
  32 pi [] =
  33 {
  34 #if DO_LOCALE_PATCHES
  35     {LIB_EXEC   , 87 , LIB_LOCALE, 31}, /* RawDoFmt  */
  36     {LIB_UTILITY, 28 , LIB_LOCALE, 32}, /* Strnicmp  */
  37     {LIB_UTILITY, 27 , LIB_LOCALE, 33}, /* Stricmp   */
  38     {LIB_UTILITY, 30 , LIB_LOCALE, 34}, /* ToLower   */
  39     {LIB_UTILITY, 29 , LIB_LOCALE, 35}, /* ToUpper   */
  40     {LIB_DOS    , 124, LIB_LOCALE, 36}, /* DateToStr */
  41     {LIB_DOS    , 125, LIB_LOCALE, 37}, /* StrToDate */
  42     {LIB_DOS    , 154, LIB_LOCALE, 38}, /* DosGetLocalizedString */
  43 #endif
  44     {0                               }
  45 };
  46
  47 /*********************************************************************************************/
  48
  49 static struct Library *GetLib(WORD which)
  50 {
  51     struct Library *lib = NULL;
  52
  53     switch(which)
  54     {
  55         case LIB_EXEC:
  56             lib = (struct Library *)SysBase;
  57             break;
  58
  59         case LIB_DOS:
  60             lib = (struct Library *)DOSBase;
  61             break;
  62
  63         case LIB_UTILITY:
  64             lib = (struct Library *)UtilityBase;
  65             break;
  66
  67         case LIB_LOCALE:
  68             lib = (struct Library *)LocaleBase;
  69             break;
  70     }
  71
  72     return lib;
  73 }
  74
  75 /*********************************************************************************************/
  76
  77 void InstallPatches(void)
  78 {
  79     WORD i;
  80
  81     Forbid();
  82     for(i = 0; pi[i].library; i++)
  83     {
  84         SetFunction(GetLib(pi[i].library),
  85                     -pi[i].whichfunc * LIB_VECTSIZE,
  86                     __AROS_GETVECADDR(GetLib(pi[i].patchlibrary), pi[i].whichpatchfunc));
  87
  88     }
  89     Permit();
  90
  91     patches_installed = TRUE;
  92 }
  93
  94 /*********************************************************************************************/