v4.0/src/CMD/EDLIN/EDLEQU.ASM

   1         page    60,132                  ;
   2
   3         .xlist
   4         include DOSSYM.INC
   5         include EDLSTDSW.INC
   6         .list
   7
   8 ;======================= START OF SPECIFICATIONS =========================
   9 ;
  10 ; MODULE NAME: EDLEQU.SAL
  11 ;
  12 ; DESCRIPTIVE NAME: EQUATES FOR EDLIN
  13 ;
  14 ; FUNCTION: PROVIDES EQUATES FOR EDLIN.  IT ALSO PROVIDES THE MACRO
  15 ;           VAL_YN.
  16 ;
  17 ; ENTRY POINT: NA
  18 ;
  19 ; INPUT: NA
  20 ;
  21 ; EXIT NORMAL: NA
  22 ;
  23 ; EXIT ERROR: NA
  24 ;
  25 ; INTERNAL REFERENCES:
  26 ;
  27 ;       ROUTINE: VAL_YN - VALIDATES Y/N RESPONSES FROM THE KEYBOARD
  28 ;
  29 ; EXTERNAL REFERENCES:
  30 ;
  31 ;       ROUTINE: NA
  32 ;
  33 ; NOTES: THIS MODULE IS TO BE PREPPED BY SALUT WITH THE "PR" OPTIONS.
  34 ;        LINK EDLIN+EDLCMD1+EDLCMD2+EDLMES+EDLPARSE
  35 ;
  36 ; REVISION HISTORY:
  37 ;
  38 ;       AN000   VERSION 4.00 - REVISIONS MADE RELATE TO THE FOLLOWING:
  39 ;
  40 ;                               - IMPLEMENT SYSPARSE
  41 ;                               - IMPLEMENT MESSAGE RETRIEVER
  42 ;                               - IMPLEMENT DBCS ENABLING
  43 ;                               - ENHANCED VIDEO SUPPORT
  44 ;                               - EXTENDED OPENS
  45 ;                               - SCROLLING ERROR
  46 ;
  47 ; COPYRIGHT: "MS DOS EDLIN UTILITY"
  48 ;            "VERSION 4.00 (C) COPYRIGHT 1988 Microsoft"
  49 ;
  50 ;======================= END OF SPECIFICATIONS ===========================
  51
  52
  53
  54
  55
  56
  57 COMAND_LINE_LENGTH EQU 128
  58 QUOTE_CHAR EQU  16H                     ;Quote character = ^V
  59 CR      EQU     13
  60 STKSIZ  EQU     200h
  61 STACK   equ     stksiz
  62
  63 asian_blk equ   40h                     ;an000;asian blank 2nd. byte
  64 dbcs_lead_byte equ 81h                  ;an000;asian blank lead byte
  65 nul     equ     00h                     ;an000;nul character
  66 Access_Denied equ 0005h                 ;an000;extended error code for access denied
  67
  68 ;======== Y/N validation equates =========================================
  69
  70 yn_chk  equ     23h                     ;an000;check for Y/N response
  71 max_len equ     01h                     ;an000;max. len. for Y/N char.
  72 yes     equ     01h                     ;an000;boolean yes value
  73 no      equ     00h                     ;an000;boolean no value
  74
  75 ;======== text display values for initialization =========================
  76
  77 video_get equ   0fh                     ;an000;int 10 get video attributes
  78 video_set equ   00h                     ;an000;int 10 set video attributes
  79 video_text equ  03h                     ;an000;80 X 25 color monitor
  80
  81 ;======== code page values for functions =================================
  82
  83 get_set_cp equ  66h                     ;an000;get or set code page
  84 get_cp  equ     01h                     ;an000;get active code page
  85 set_cp  equ     02h                     ;an000;set active code page
  86
  87 ;======== screen length & width defaults =================================
  88
  89 std_out equ     01h                     ;an000;console output
  90 display_attr equ 03h                    ;an000;display for IOCTL
  91 Get_Display equ 7fh                     ;an000;Get display for IOCTL
  92 Def_Disp_Len equ 25                     ;an000;default display length
  93 Def_Disp_Width equ 80                   ;an000;default display width
  94
  95 ;======== extended open equates ==========================================
  96
  97 rw      equ     0082h                   ;an000;read/write
  98                                         ;      compatibility
  99                                         ;      noinherit
 100                                         ;      int 24h handler
 101                                         ;      no commit
 102
 103 ext_read equ    0080h                   ;an000;read
 104                                         ;      compatibility
 105                                         ;      noinherit
 106                                         ;      int 24h handler
 107                                         ;      no commit
 108
 109 rw_flag equ     0101h                   ;an000;fail if file not exist
 110                                         ;      open if file exists
 111                                         ;      don't validate code page
 112
 113 creat_flag equ  0110h                   ;an000;create if file does not exist
 114                                         ;      fail if file exists
 115                                         ;      don't validate code page
 116
 117 open_flag equ   0101h                   ;an000;fail if file not exist
 118                                         ;      open if file exists
 119                                         ;      don't validate code page
 120
 121 creat_open_flag equ 0112h               ;an000;create if file does not exist
 122                                         ;      open/replace if file exists
 123                                         ;      don't validate code page
 124
 125 attr    equ     00h                     ;an000;attributes set to 0
 126
 127 ;======== parse value equates ============================================
 128
 129 nrm_parse_exit equ 0ffffh               ;an000;normal exit from sysparse
 130 too_many equ    01h                     ;an000;too many parms entered
 131 op_missing equ  02h                     ;an000;required operand missing
 132 sw_missing equ  03h                     ;an000;not a valid switch
 133
 134
 135 ;======== Strucs =========================================================
 136
 137 Display_Buffer_Struc Struc              ;an000;dms;
 138
 139         Display_Info_Level db      ?    ;an000;dms;
 140         Display_Reserved db      ?      ;an000;dms;
 141         Display_Buffer_Size dw      ?   ;an000;dms;
 142         Display_Flags dw      ?         ;an000;dms;
 143         Display_Mode db      ?          ;an000;dms;
 144                                         ;  TEXT=01
 145                                         ;  APA =02
 146         Display_Mode_Reserved db      ? ;an000;dms;
 147         Display_Colors dw      ?        ;an000;dms;# of colors
 148         Display_Width_Pixels dw      ?  ;an000;dms;# of pixels in width
 149         Display_Length_Pixels dw      ? ;an000;dms;# of pixels in len.
 150         Display_Width_Char dw      ?    ;an000;dms;# of chars in width
 151         Display_Length_Char dw      ?   ;an000;dms;# of chars in length
 152
 153 Display_Buffer_Struc ends               ;an000;dms;
 154
 155
 156 \1a