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  • Committer: Bazaar Package Importer
  • Author(s): Torsten Werner
  • Date: 2007-01-27 20:08:50 UTC
  • mfrom: (1.2.3 upstream)
  • Revision ID: james.westby@ubuntu.com-20070127200850-9mrptaqqjsx9nwa7
Tags: 2.0.4-5
* Fixed Build-Depends.
* Add myself to Uploaders in debian/control.
* Make sure that the sources are really patched before building them.
* Build unit 'libc' on powerpc too.

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docs/go32ex/keyclick.pp
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{$ASMMODE ATT}
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{$MODE FPC}
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uses
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        crt,
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        go32;
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const
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        kbdint = $9;
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var
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        oldint9_handler : tseginfo;
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        newint9_handler : tseginfo;
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        clickproc : pointer;
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        backupDS : Word; external name '___v2prt0_ds_alias';
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procedure int9_handler; assembler;
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asm
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        cli
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        pushl %ds
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        pushl %es
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        pushl %fs
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        pushl %gs
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        pushal
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        movw %cs:backupDS, %ax
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        movw %ax, %ds
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        movw %ax, %es
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        movw dosmemselector, %ax
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        movw %ax, %fs
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        call *clickproc
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        popal
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        popl %gs
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        popl %fs
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        popl %es
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        popl %ds
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        ljmp %cs:oldint9_handler
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end;
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procedure int9_dummy; begin end;
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procedure clicker;
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begin
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        sound(500); delay(10); nosound;
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end;
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procedure clicker_dummy; begin end;
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procedure install_click;
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begin
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        clickproc := @clicker;
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        lock_data(clickproc, sizeof(clickproc));
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        lock_data(dosmemselector, sizeof(dosmemselector));
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        lock_code(@clicker,
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                longint(@clicker_dummy) - longint(@clicker));
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        lock_code(@int9_handler,
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                longint(@int9_dummy)-longint(@int9_handler));
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        newint9_handler.offset := @int9_handler;
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        newint9_handler.segment := get_cs;
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        get_pm_interrupt(kbdint, oldint9_handler);
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        set_pm_interrupt(kbdint, newint9_handler);
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end;
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procedure remove_click;
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begin
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        set_pm_interrupt(kbdint, oldint9_handler);
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        unlock_data(dosmemselector, sizeof(dosmemselector));
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        unlock_data(clickproc, sizeof(clickproc));
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        unlock_code(@clicker,
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                longint(@clicker_dummy)-longint(@clicker));
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        unlock_code(@int9_handler,
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                longint(@int9_dummy)-longint(@int9_handler));
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end;
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var
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        ch : char;
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begin
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        install_click;
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        Writeln('Enter any message. Press return when finished');
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        while (ch <> #13) do begin
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                ch := readkey; write(ch);
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        end;
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        remove_click;
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end.
 
 
b'\\ No newline at end of file'