mirror of
https://gitlab.com/freepascal.org/fpc/source.git
synced 2025-07-29 13:29:46 +02:00
53ad1bcabe
whose size depends on whether the run time environment is 32 or
64 bit (mantis #13647)
+ added flock64 type for 32 bit systems (usable with special 64 bit
fcntl operations)
git-svn-id: trunk@13119 -
41 lines
879 B
ObjectPascal
41 lines
879 B
ObjectPascal
{ %target=linux }
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program setup;
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{$mode delphi}{$H+}
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Uses cthreads, Classes, SysUtils, BaseUnix;
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{ don't use current directory in case it's on a network share that does not
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support locking
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}
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Const Fn = '/tmp/fpctest.lock';
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F_RDLCK = 0;
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F_WRLCK = 1;
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F_UNLCK = 2;
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Var F, I : Integer;
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Region : FLock;
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res: longint;
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Begin
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If FileExists (Fn) Then DeleteFile (Fn);
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F := FpOpen (Fn, O_RDWR Or O_CREAT, $1B6); // $1B6 = o666
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For I := 0 To 255 Do FpWrite (F, I, 1);
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With Region Do Begin
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l_type := F_WRLCK; l_whence := SEEK_SET;
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l_start := 10; l_len := 20
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End;
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If FpFcntl (F, F_SETLK, Region) = -1 Then
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begin
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FpClose (F);
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deletefile(fn);
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halt(1);
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end;
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res:=executeprocess('./tb0561a','');
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FpClose (F);
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deletefile(fn);
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if res<>0 then
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halt(2);
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End.
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