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116 lines
3.1 KiB
PHP
116 lines
3.1 KiB
PHP
{
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$Id$
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This file is part of the Free Pascal run time library.
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Copyright (c) 2001 by Free Pascal development team
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Some calls for the unix unit.
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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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function fpNice(N:cint):cint;
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{
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Set process priority. A positive N means a lower priority.
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A negative N decreases priority.
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Doesn't exist in BSD. Linux emu uses setpriority in a construct as below:
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}
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begin
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fpNice:=do_syscall(Syscall_nr_nice,N);
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end;
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Function fpGetPriority(Which,Who:cint):cint;
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{
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Get Priority of process, process group, or user.
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Which : selects what kind of priority is used.
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can be one of the following predefined Constants :
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Prio_User.
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Prio_PGrp.
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Prio_Process.
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Who : depending on which, this is , respectively :
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Uid
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Pid
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Process Group id
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Errors are reported in linuxerror _only_. (priority can be negative)
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}
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begin
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if (which<prio_process) or (which>prio_user) then
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begin
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{ We can save an interrupt here }
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fpgetpriority:=-1;
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fpsetErrno(ESysEinval);
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end
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else
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fpGetPriority:=do_syscall(syscall_nr_GetPriority,which,who);
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end;
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Function fpSetPriority(Which,Who,What:cint):cint;
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{
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Set Priority of process, process group, or user.
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Which : selects what kind of priority is used.
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can be one of the following predefined Constants :
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Prio_User.
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Prio_PGrp.
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Prio_Process.
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Who : depending on value of which, this is, respectively :
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Uid
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Pid
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Process Group id
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what : A number between -20 and 20. -20 is most favorable, 20 least.
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0 is the default.
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}
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begin
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if ((which<prio_process) or (which>prio_user)) or ((what<-20) or (what>20)) then
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fpseterrno(ESyseinval) { We can save an interrupt here }
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else
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begin
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fpSetPriority:=do_syscall(Syscall_nr_Setpriority,which,who,what);
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end;
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end;
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Function fpLstat(path:pchar;Info:pstat):cint;
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{
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Get all information on a link (the link itself), and return it in info.
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}
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begin
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fpLStat:=do_syscall(syscall_nr_lstat,TSysParam(path),TSysParam(info));
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end;
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Function fpLstat(Filename: PathStr;Info:pstat):cint;
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{
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Get all information on a link (the link itself), and return it in info.
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}
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begin
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FileName:=FileName+#0;
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fpLStat:=do_syscall(syscall_nr_lstat,TSysParam(@filename[1]),TSysParam(info));
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end;
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Function fpSymlink(oldname,newname:pchar):cint;
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{
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We need this for erase
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}
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begin
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fpsymlink:=do_syscall(syscall_nr_symlink,TSysParam(oldname),TSysParam(newname));
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end;
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{
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$Log$
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Revision 1.4 2004-01-01 16:10:23 marco
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* fpreadlink(pathstr) moved to unxovl (since not platform specific),
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small fixes for "make all OPT='-dFPC_USE_LIBC'
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Revision 1.3 2003/11/13 13:11:55 marco
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* Linuxerror remove + hdr+log added
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} |