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ae3b2c7874
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@2608 a592a061-630c-0410-9148-cb99ea01b6c8
76 lines
2.3 KiB
Plaintext
76 lines
2.3 KiB
Plaintext
#!@PERL@
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# This file is part of reLyX
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# Copyright (c) 1998-9 Amir Karger karger@post.harvard.edu
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# You are free to use and modify this code under the terms of
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# the GNU General Public Licence version 2 or later.
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############################# reLyX wrapper
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use strict;
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use File::Basename;
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use Cwd 'abs_path';
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$^W = 1; # same as 'perl -w'
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# Variables to make global, so subroutines can use them
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use vars qw($lyxdir $lyxname);
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my (@maybe_dir);
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my $mainscript = "reLyXmain.pl";
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my $relyxdir;
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# Do this in a BEGIN block so it's done before the 'use lib' below
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BEGIN{
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# This points to LyX library dir, e.g. /usr/local/share/lyx
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$lyxdir = "@LYX_DIR@";
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# This is just "." if you compiled from the source directory
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my $srcdir = "@srcdir@";
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# This is the name of the program, usually just "lyx"
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$lyxname = "@PACKAGE@";
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# The name under which reLyX was invoked
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my $name = $0;
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# resolve any links to dirname
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while (defined (readlink($name))) {$name = readlink($name)};
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my $dir = &dirname($name);
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# Create a list of possible directories to look in. Non-existent directories
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# are OK, but empty or undefined values will make 'use lib' complain
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my $i = 0;
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# case 1: for developers, e.g. - reLyX and $mainscript in same directory
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$maybe_dir[$i++] = "$dir";
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# case 2: ran make but not make install.
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$maybe_dir[$i++] = "$dir/$srcdir";
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# case 3: environment variable LYX_DIR_11x has been set
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if (exists $ENV{LYX_DIR_11x}) { $maybe_dir[$i++] = "$ENV{LYX_DIR_11x}/reLyX"};
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# case 4: e.g., reLyX in /opt/bin, $mainscript in /opt/share/lyx/reLyX
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$maybe_dir[$i++] = "$dir/../share/$lyxname/reLyX"; # case 4
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# case 5: configure figured out where $mainscript is
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$maybe_dir[$i++] = "$lyxdir/reLyX";
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# Decide which one is the real directory, based on the existence of
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# "$dir/$mainscript"
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my $found=0;
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foreach $dir (@maybe_dir) {
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if( -e "$dir/$mainscript" ) {
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$lyxdir = abs_path("$dir/..");
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$relyxdir = abs_path($dir);
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$found = 1;
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last;
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}
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}
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if(!$found) {
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print "reLyX directory not found.\n";
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exit(1);
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}
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} # end BEGIN block
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# Now put those directories into @INC
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use lib $relyxdir;
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# Now run the script. Perl will look in @INC to find the script (and
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# other modules that $mainscript calls)
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require $mainscript; # require includes and runs the code...
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exit;
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############################ end reLyX wrapper
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