home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Chip: Internet
/
Chip Internet.iso
/
viewer
/
gsnt
/
traceop.ps
< prev
next >
Wrap
Text File
|
1993-05-12
|
2KB
|
66 lines
% Copyright (C) 1992 Aladdin Enterprises. All rights reserved.
%
% This file is part of Ghostscript.
%
% Ghostscript is distributed in the hope that it will be useful, but
% WITHOUT ANY WARRANTY. No author or distributor accepts responsibility
% to anyone for the consequences of using it or for whether it serves any
% particular purpose or works at all, unless he says so in writing. Refer
% to the Ghostscript General Public License for full details.
%
% Everyone is granted permission to copy, modify and redistribute
% Ghostscript, but only under the conditions described in the Ghostscript
% General Public License. A copy of this license is supposed to have been
% given to you along with Ghostscript so you can know your rights and
% responsibilities. It should be in a file named COPYING. Among other
% things, the copyright notice and this notice must be preserved on all
% copies.
% Trace individual operators or procedures.
% <opref> is <opname> or <opname> <dict> (dict defaults to userdict).
% <opref> traceop prints vmem usage before;
% <opref> <numargs|preproc> prints arguments or runs proc before;
% <opref> <numargs|preproc> <numresults|postproc>
% also prints results or runs proc after.
% If traceflush is true, flush the output after each printout.
/traceflush true def
% Define the default "before" action
/tracebefore { vmstatus 3 traceprint pop pop pop } def
% Define the default "after" action
/traceafter { } def
/traceprint
{ dup type /integertype eq
{ 1 sub -1 0 { ( ) print index ==only } for }
{ exec }
ifelse
} bind def
/traceend
{ traceflush { flush } if
} bind def
/traceop
{ userdict begin
dup type dup /nametype eq exch /dicttype eq or { { tracebefore } } if
1 index type dup /nametype eq exch /dicttype eq or { { traceafter } } if
/.tpost exch def /.tpre exch def
dup type /dicttype ne
{ dup where not { userdict 1 index {} put userdict } if
} if
/.tdict exch def /.tname exch def
.tdict dup systemdict eq { pop userdict } if /.tddict exch def
[ .tname /=only cvx ( ) /print cvx
/.tpre load /traceprint cvx /traceend cvx
.tdict .tname get
dup xcheck
{ dup type dup /arraytype eq exch /packedarraytype eq or
{ /exec cvx
} if
} if
/.tpost load /traceprint cvx (\n) /print cvx /traceend cvx
] cvx .tddict exch .tname exch put end
} bind def
/tracebind /bind load def % in case someone wants to put it back
/bind { } def % disable