execbat.pas
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{$A+,B+,D-,E+,F+,I+,L+,N-,O+,R-,S+,V-}
unit execbat;
interface
uses
crt, dos,
{rcg11172000 no overlay under Linux.}
{overlay,}
common,
myio;
var
wind:windowrec;
sx,sy:integer;
wascls,savtw:boolean;
savcurwind:integer;
procedure execbatch(var ok:boolean; showit:boolean;
bfn,tfn,dir,batline:astr; oklevel:integer);
procedure pexecbatch(showit:boolean; bfn,tfn,dir,batline:astr;
var retlevel:integer);
procedure shel(s:astr);
procedure shel1;
procedure shel2;
implementation
procedure execbatch(var ok:boolean; { result }
showit:boolean; { show working on user side }
bfn:astr; { .BAT filename }
tfn:astr; { temporary testing file }
dir:astr; { directory takes place in }
batline:astr; { .BAT file line to execute }
oklevel:integer); { DOS errorlevel for success }
var bfp:text;
odir,todev:astr;
i,rcode:integer;
begin
todev:=' >nul';
if ((showit) and (incom)) then
todev:=' >'+systat.remdevice+' <'+systat.remdevice
else
if (wantout) then todev:=''; {' >con';}
getdir(0,odir);
dir:=fexpand(dir);
while copy(dir,length(dir),1)='\' do dir:=copy(dir,1,length(dir)-1);
assign(bfp,bfn);
rewrite(bfp);
writeln(bfp,'echo off');
writeln(bfp,chr(exdrv(dir)+64)+':');
writeln(bfp,'cd '+dir);
writeln(bfp,batline+todev);
writeln(bfp,':done');
writeln(bfp,chr(exdrv(odir)+64)+':');
writeln(bfp,'cd '+odir);
writeln(bfp,'exit');
close(bfp);
if (wantout) then begin
tc(15); textbackground(1); clreol; write(batline); clreol;
tc(7); textbackground(0); writeln;
end;
{ if (todev=' >con') then todev:='' else todev:=' >nul';}
shelldos(FALSE,bfn+todev,rcode);
chdir(odir);
{$I-} erase(bfp); {$I+}
if (oklevel<>-1) then ok:=(rcode=oklevel) else ok:=TRUE;
end;
procedure pexecbatch(showit:boolean; { show working on user side }
bfn:astr; { .BAT filename }
tfn:astr; { UNUSED ----------- }
dir:astr; { directory takes place in }
batline:astr; { .BAT file line to execute }
var retlevel:integer); { DOS errorlevel returned }
var tfp,bfp:text;
odir,todev:astr;
begin
todev:=' >nul';
if (showit) and (incom) then
todev:=' >'+systat.remdevice+' <'+systat.remdevice
else
if (wantout) then todev:=' >con';
getdir(0,odir);
dir:=fexpand(dir);
while copy(dir,length(dir),1)='\' do dir:=copy(dir,1,length(dir)-1);
assign(bfp,bfn);
rewrite(bfp);
writeln(bfp,'echo off');
writeln(bfp,chr(exdrv(dir)+64)+':');
writeln(bfp,'cd '+dir);
writeln(bfp,batline+todev);
writeln(bfp,':done');
writeln(bfp,chr(exdrv(odir)+64)+':');
writeln(bfp,'cd '+odir);
writeln(bfp,'exit');
close(bfp);
if (wantout) then begin
tc(15); textbackground(1); clreol; write(batline); clreol;
tc(7); textbackground(0); writeln;
end;
if (todev=' >con') then todev:='' else todev:=' >nul';
shelldos(FALSE,bfn+todev,retlevel);
chdir(odir);
{$I-} erase(bfp); {$I+}
end;
procedure shel(s:astr);
begin
wascls:=FALSE;
savcurwind:=systat.curwindow;
if (s<>'') then begin
wascls:=TRUE;
sx:=wherex; sy:=wherey;
setwindow(wind,1,1,80,25,7,0,0);
clrscr;
textbackground(1); tc(15); clreol;
write(s);
textbackground(0); tc(7); writeln;
end else
if (savcurwind<>0) then sclearwindow;
{ if (not systat.istopwindow) then sclearwindow;}
end;
procedure shel1;
begin
shel('');
end;
procedure shel2;
begin
if (wascls) then begin
clrscr;
removewindow(wind);
gotoxy(sx,sy);
topscr;
end else
if (savcurwind<>0) then schangewindow(TRUE,savcurwind);
end;
end.