152 lines
3.3 KiB
PHP
152 lines
3.3 KiB
PHP
|
; command line parsing code for aclock
|
||
|
|
;
|
||
|
|
; Copyright (c) 2003 Thomas Mathys
|
||
|
|
; killer@vantage.ch
|
||
|
|
;
|
||
|
|
; This program is free software; you can redistribute it and/or modify
|
||
|
|
; it under the terms of the GNU General Public License as published by
|
||
|
|
; the Free Software Foundation; either version 2 of the License, or
|
||
|
|
; (at your option) any later version.
|
||
|
|
;
|
||
|
|
; This program is distributed in the hope that it will be useful,
|
||
|
|
; but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
|
; GNU General Public License for more details.
|
||
|
|
;
|
||
|
|
; You should have received a copy of the GNU General Public License
|
||
|
|
; along with this program; if not, write to the Free Software
|
||
|
|
; Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||
|
|
;
|
||
|
|
%ifndef _CMDLINE_INC
|
||
|
|
%define _CMDLINE_INC
|
||
|
|
|
||
|
|
|
||
|
|
;********************************************************************
|
||
|
|
; parse the command line
|
||
|
|
; input : nothing
|
||
|
|
; output : wndXPos, wndYPos, wndWidth, wndHeight
|
||
|
|
; are changed.
|
||
|
|
; destroys : nothing
|
||
|
|
;********************************************************************
|
||
|
|
parseCommandLine:
|
||
|
|
pushad
|
||
|
|
pushfd
|
||
|
|
|
||
|
|
; terminate command line, just to be sure
|
||
|
|
mov byte [cmdLine + 256],0
|
||
|
|
|
||
|
|
; go through all tokens
|
||
|
|
mov eax,cmdLine ; eax -> command line
|
||
|
|
.parseloop:
|
||
|
|
mov ebx,delimiters ; ebx -> token delimiter list
|
||
|
|
call strtok ; get next parameter
|
||
|
|
or eax,eax ; no more parameters ?
|
||
|
|
jz .nomoretokens
|
||
|
|
mov cl,[eax] ; get 1st char of parameter
|
||
|
|
cmp cl,'x' ; which parameter is it ?
|
||
|
|
je .param_x
|
||
|
|
cmp cl,'y'
|
||
|
|
je .param_y
|
||
|
|
cmp cl,'w'
|
||
|
|
je .param_w
|
||
|
|
cmp cl,'h'
|
||
|
|
je .param_h
|
||
|
|
; if we reach this line it's an unknown parameter, ignore it
|
||
|
|
.nextparam:
|
||
|
|
xor eax,eax ; set eax = 0 to continue
|
||
|
|
jmp .parseloop ; after last token.
|
||
|
|
.nomoretokens:
|
||
|
|
DBG_BOARD_PRINTDWORD [wndXPos]
|
||
|
|
DBG_BOARD_PRINTCHAR 32
|
||
|
|
DBG_BOARD_PRINTDWORD [wndYPos]
|
||
|
|
DBG_BOARD_PRINTCHAR 32
|
||
|
|
DBG_BOARD_PRINTDWORD [wndWidth]
|
||
|
|
DBG_BOARD_PRINTCHAR 32
|
||
|
|
DBG_BOARD_PRINTDWORD [wndHeight]
|
||
|
|
DBG_BOARD_PRINTNEWLINE
|
||
|
|
popfd
|
||
|
|
popad
|
||
|
|
ret
|
||
|
|
|
||
|
|
; eax -> first character of the parameter
|
||
|
|
.param_x:
|
||
|
|
push eax
|
||
|
|
call parsePositionParam
|
||
|
|
mov [wndXPos],eax
|
||
|
|
pop eax
|
||
|
|
jmp .nextparam
|
||
|
|
|
||
|
|
; eax -> first character of the parameter
|
||
|
|
.param_y:
|
||
|
|
push eax
|
||
|
|
call parsePositionParam
|
||
|
|
mov [wndYPos],eax
|
||
|
|
pop eax
|
||
|
|
jmp .nextparam
|
||
|
|
|
||
|
|
; eax -> first character of the parameter
|
||
|
|
.param_w:
|
||
|
|
push eax
|
||
|
|
call parseSizeParam
|
||
|
|
mov [wndWidth],eax
|
||
|
|
pop eax
|
||
|
|
jmp .nextparam
|
||
|
|
|
||
|
|
; eax -> first character of the parameter
|
||
|
|
.param_h:
|
||
|
|
push eax
|
||
|
|
call parseSizeParam
|
||
|
|
mov [wndHeight],eax
|
||
|
|
pop eax
|
||
|
|
jmp .nextparam
|
||
|
|
|
||
|
|
; parse position parameter
|
||
|
|
; input : eax = address of first character of parameter
|
||
|
|
; output : eax contains position
|
||
|
|
; destroys : nothing
|
||
|
|
parsePositionParam:
|
||
|
|
push ebx
|
||
|
|
push esi
|
||
|
|
pushfd
|
||
|
|
|
||
|
|
; is the second char of the parameter a '-' ?
|
||
|
|
inc eax
|
||
|
|
xor ebx,ebx ; assume it isn't
|
||
|
|
cmp byte [eax],'-'
|
||
|
|
jne .nominus
|
||
|
|
mov ebx,1 ; yes -> set flag...
|
||
|
|
inc eax ; ...and move to next char
|
||
|
|
.nominus:
|
||
|
|
|
||
|
|
; convert rest of parameter to doubleword
|
||
|
|
mov esi,eax
|
||
|
|
call string2dword
|
||
|
|
|
||
|
|
; negate if necessary
|
||
|
|
or ebx,ebx
|
||
|
|
jz .rotationshyperboloid
|
||
|
|
neg eax
|
||
|
|
.rotationshyperboloid:
|
||
|
|
|
||
|
|
popfd
|
||
|
|
pop esi
|
||
|
|
pop ebx
|
||
|
|
ret
|
||
|
|
|
||
|
|
; parse dimension parameter
|
||
|
|
; input : eax = address of first char of parameter
|
||
|
|
; output : eax contains dimension
|
||
|
|
; destroys : nothing
|
||
|
|
parseSizeParam:
|
||
|
|
push esi
|
||
|
|
pushfd
|
||
|
|
lea esi,[eax + 1] ; esi -> 2nd char of parameter
|
||
|
|
call string2dword
|
||
|
|
popfd
|
||
|
|
pop esi
|
||
|
|
ret
|
||
|
|
|
||
|
|
|
||
|
|
%endif
|
||
|
|
|