fpc/rtl/openbsd/i386/si_dll.inc
2019-03-22 01:22:16 +00:00

56 lines
1.5 KiB
PHP

{
This file is part of the Free Pascal run time library.
Copyright (c) 2019 by Free Pascal development team
This file implements parts of the startup code for OpenBSD
shared object (.so) libraries.
See the file COPYING.FPC, included in this distribution,
for details about the copyright.
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.
**********************************************************************}
{$asmmode att}
{$ifdef VER3_0}
procedure _init; cdecl; external name '_init';
{$else VER3_0}
procedure _init; cdecl; weakexternal name '_init';
{$endif VER3_0}
procedure _FPC_shared_lib_start; cdecl; public name 'FPC_LIB_START';
begin
{ todo: figure out if there's any way to obtain these in OpenBSD shared libraries }
environ:=nil;
operatingsystem_parameter_envp:=nil;
operatingsystem_parameter_argc:=0;
operatingsystem_parameter_argv:=nil;
if Assigned(@_init) then
_init;
PascalMain;
end;
{ this routine is only called when the halt() routine of the RTL embedded in
the shared library is called }
procedure _FPC_shared_lib_haltproc; cdecl; public name '_haltproc';
var
ExitCode: LongInt;
begin
ExitCode:=operatingsystem_result;
asm
.Lendless:
pushl ExitCode
mov $1,%eax
call .Lactualsyscall
jmp .Lendless
.Lactualsyscall:
int $0x80
ret
end;
end;