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dpavlin |
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#!/usr/bin/perl -w |
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#/* |
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# openisis - an open implementation of the CDS/ISIS database |
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# Version 0.8.x (patchlevel see file Version) |
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# Copyright (C) 2001-2003 by Erik Grziwotz, erik@openisis.org |
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# |
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# This library is free software; you can redistribute it and/or |
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# modify it under the terms of the GNU Lesser General Public |
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# License as published by the Free Software Foundation; either |
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# version 2.1 of the License, or (at your option) any later version. |
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# |
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# This library 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. See the GNU |
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# Lesser General Public License for more details. |
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# |
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# You should have received a copy of the GNU Lesser General Public |
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# License along with this library; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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# |
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# see README for more information |
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#EOH */ |
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# $Id: oipc,v 1.2 2003/04/08 00:20:53 kripke Exp $ |
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# |
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# usage |
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# ./oipc foo.oip gcc %o && ./a.out |
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# ./oipc foo.oip gcc %o -shared -o foo.oip.so && ./oipl $PWD/foo.oip.so |
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sub mk { |
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my $ifile = shift; |
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my $ofile = $ifile . '.c'; |
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my $buf = ''; # collected strings from output mode |
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my @code = ('',''); # main and global code |
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my $code = 0, $state = -1; |
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# -1: file header |
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# 0: stuff to output literally |
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# run code: |
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# 1: in <% |
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# 2: in <%= |
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# global code: |
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# 3: in <%! |
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# 4: in <%@ |
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die "could not read $ifile" unless open I, $ifile; |
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# transform line by line |
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LIN: while (<I>) { |
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if ( -1 == $state ) { # skipping initial # lines |
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next if /^#/; |
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$state = 0; # switch to output state |
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} |
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while (1) { |
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if ( ! $state ) { # output up to <% |
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my ($o,$s,$m,$x) = /^(.*?)(<%([=!@])?(.*))?$/s; |
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if ( length $o ) { |
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$o =~ s/\\/\\\\/g; |
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$o =~ s/"/\\"/g; |
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if ( defined $s ) { |
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$buf .= '"' . $o . '"'; |
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} else { |
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$buf .= '"' . $o . '\n"' . "\n"; |
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} |
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} |
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next LIN unless defined $s; |
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$code[$code] .= "\tOIPS(\n".$buf."\t);\n" if length $buf; |
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$buf = ''; |
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($m ||= 0) =~ y/=!@/123/; |
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$state = 1+$m; |
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$code = 2 < $state ? 1 : 0; |
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$_ = $x; |
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$code[$code] .= "\n#line ".$.."\n"; |
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next LIN unless length $x; |
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} |
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my ($x,$s,$m,$o) = /^(.*?)((!)?%>(.*))?$/s; |
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$buf .= $x; |
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if ( defined $s ) { |
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if ( 2 == $state ) { # <%= |
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if ( 1 == length $buf ) { |
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if ( $buf =~ /[i-n]/ ) { # integer shorthand |
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$buf = '"%d",'.$buf; |
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} elsif ( $buf =~ /[u-w]/ ) { # unsigned shorthand |
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$buf = '"%u",'.$buf; |
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} elsif ( $buf =~ /[f-h]/ ) { # OpenIsis Field shorthand |
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$buf = '"%.*s",'.$buf.'->len,'.$buf.'->val'; |
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} |
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} |
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if ( $buf =~ /^\s*"/ ) { |
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$buf = 'OIPP(OIPF,'.$buf.');'; |
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} else { |
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$buf = 'OIPS('.$buf.');'; |
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} |
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} |
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$code[$code] .= $buf; |
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# don't reset print code destination if global ends with !%> |
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$code = 0 unless $code && defined $m; |
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$state = 0; |
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if ( length $o ) { |
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$buf = ''; |
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$_ = $o; |
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next; |
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} |
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$buf = '"\n"'; |
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} else { |
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$buf .= "\n"; |
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} |
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last; |
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} |
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} |
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close I; |
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$code[0] .= "OIPS(\n".$buf.");\n" if length $buf; |
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die "could not write $ofile" unless open O, '>', $ofile; |
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print O '#include "oip.h"',"\n"; |
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print O $code[1]; |
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print O "OIPRUN\n"; |
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print O $code[0]; |
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print O "OIPEND\n"; |
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close O; |
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map s/%o/$ofile/, @_; |
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die 'exec '.join(' ',@_)." failed\n" unless exec @_; |
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} |
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mk @ARGV; |