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* DosGetInfoBlock modification to allow overloaded version (in DosCalls)

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This commit is contained in:
Tomas Hajny 2002-07-07 18:00:48 +00:00
parent 59d4ea352f
commit 409eca87a2
1 changed files with 25 additions and 5 deletions
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30
rtl/os2/dos.pas
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@ -399,8 +399,6 @@ function exec(path:pathstr;runflags:execrunflags;winflags:execwinflags;
{Execute a program. More suitable for OS/2 than the exec above.} {Execute a program. More suitable for OS/2 than the exec above.}
{512 bytes should be enough to contain the command-line.}
type bytearray=array[0..8191] of byte; type bytearray=array[0..8191] of byte;
Pbytearray=^bytearray; Pbytearray=^bytearray;
@ -430,7 +428,7 @@ var args:Pbytearray;
j : integer; j : integer;
begin begin
getmem(args,512); getmem(args,2048);
GetMem(env, envc*sizeof(pchar)+16384); GetMem(env, envc*sizeof(pchar)+16384);
{Now setup the arguments. The first argument should be the program {Now setup the arguments. The first argument should be the program
name without directory and extension.} name without directory and extension.}
@ -908,6 +906,25 @@ procedure swapvectors;
begin begin
end; end;
function envcount:longint;assembler;
asm
movl envc,%eax
end ['EAX'];
function envstr(index : longint) : string;
var hp:Pchar;
begin
if (index<=0) or (index>envcount) then
begin
envstr:='';
exit;
end;
hp:=EnvP[index-1];
envstr:=strpas(hp);
end;
function GetEnv (const EnvVar: string): string; function GetEnv (const EnvVar: string): string;
(* The assembler version is more than three times as fast as Pascal. *) (* The assembler version is more than three times as fast as Pascal. *)
var var
@ -1142,7 +1159,7 @@ begin
exit; exit;
cnt := 0; cnt := 0;
{ count number of environment pointers } { count number of environment pointers }
dosgetinfoblocks(nil,@tib); dosgetinfoblocks (nil, PPProcessInfoBlock (@tib));
ptr := pchar(tib^.env); ptr := pchar(tib^.env);
{ stringz,stringz...,#0 } { stringz,stringz...,#0 }
i := 0; i := 0;
@ -1193,7 +1210,10 @@ begin
end. end.
{ {
$Log$ $Log$
Revision 1.16 2002-03-03 11:19:20 hajny Revision 1.17 2002-07-07 18:00:48 hajny
* DosGetInfoBlock modification to allow overloaded version (in DosCalls)
Revision 1.16 2002/03/03 11:19:20 hajny
* GetEnv rewritten to assembly - 3x faster now * GetEnv rewritten to assembly - 3x faster now
Revision 1.15 2001/11/23 00:35:02 carl Revision 1.15 2001/11/23 00:35:02 carl