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109 lines
3.0 KiB
ObjectPascal
109 lines
3.0 KiB
ObjectPascal
{
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This file is part of the Free Pascal run time library.
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Copyright (c) 2001 by Carl Eric Codere development team
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Base Unix unit modelled after POSIX 2001.
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See the file COPYING.FPC, included in this distribution,
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for details about the copyright.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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**********************************************************************}
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{$IFNDEF FPC_DOTTEDUNITS}
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Unit BaseUnix;
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{$ENDIF FPC_DOTTEDUNITS}
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{$modeswitch defaultparameters} // on freebsd to make one (libc) and two parameter pipe transparent.
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Interface
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{$modeswitch out}
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{$inline on}
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{$IFDEF FPC_DOTTEDUNITS}
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Uses UnixApi.Types;
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{$ELSE FPC_DOTTEDUNITS}
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Uses UnixType;
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{$ENDIF FPC_DOTTEDUNITS}
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{$i osdefs.inc} { Compile time defines }
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{$i aliasptp.inc}
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{$packrecords C}
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{$ifndef FPC_USE_LIBC}
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{$define FPC_USE_SYSCALL}
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{$endif}
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{$i errno.inc} { Error numbers }
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{$i ostypes.inc}
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{$ifdef FPC_USE_LIBC}
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const clib = 'c';
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{$define FPC_IN_BASEUNIX}
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{$i oscdeclh.inc}
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{$ELSE}
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{$i bunxh.inc} { Functions}
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{$ENDIF}
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function fpgeterrno:longint; external name 'FPC_SYS_GETERRNO';
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procedure fpseterrno(err:longint); external name 'FPC_SYS_SETERRNO';
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property errno : cint read fpgeterrno write fpseterrno;
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{$i bunxovlh.inc}
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{$i genfunch.inc}
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{ Fairly portable constants. I'm not going to waste time to duplicate and alias
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them anywhere}
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Const
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MAP_FAILED = pointer(-1); { mmap() has failed }
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MAP_SHARED = $1; { Share changes }
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MAP_PRIVATE = $2; { Changes are private }
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MAP_TYPE = $f; { Mask for type of mapping }
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MAP_FIXED = $10; { Interpret addr exactly }
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// MAP_ANON(YMOUS) is OS dependant but used in the RTL and in ostypes.inc
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// Under BSD without -YMOUS, so alias it:
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MAP_ANON = MAP_ANONYMOUS;
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PROT_READ = $1; { page can be read }
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PROT_WRITE = $2; { page can be written }
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PROT_EXEC = $4; { page can be executed }
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PROT_NONE = $0; { page can not be accessed }
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implementation
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{$ifdef hassysctl}
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Uses {$IFDEF FPC_DOTTEDUNITS}BsdApi.{$ENDIF}SysCtl;
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{$endif}
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{$i genfuncs.inc} // generic calls. (like getenv)
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{$I gensigset.inc} // general sigset funcs implementation.
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{$I genfdset.inc} // general fdset funcs.
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{$ifdef FPC_USE_LIBC}
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{$i oscdecl.inc} // implementation of wrappers in oscdeclh.inc
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{$else}
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{$i syscallh.inc} // do_syscall declarations themselves
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{$i sysnr.inc} // syscall numbers.
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{$i bsyscall.inc} // cpu specific syscalls
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{$i bunxsysc.inc} // syscalls in system unit.
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{$i settimeo.inc}
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{$endif}
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{$i osmacro.inc} { macro implenenations }
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{$i bunxovl.inc} { redefs and overloads implementation }
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{$ifdef FPC_HAS_SETSYSNR_INC}
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{$I setsysnr.inc}
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{$endif FPC_HAS_SETSYSNR_INC}
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{$ifdef FPC_HAS_SETSYSNR_INC}
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begin
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SetSyscallNumbers;
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{$endif FPC_HAS_SETSYSNR_INC}
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end.
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