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BUG FIX 634; supporting testing for postscript utilities like ps2pdf.

    1: #!/usr/bin/perl
    2: 
    3: # postscripttest.pl - script to test for necessary postscript tools on system
    4: #
    5: # $Id: postscripttest.pl,v 1.1 2002/08/15 16:12:28 harris41 Exp $
    6: #
    7: ###
    8: 
    9: =pod
   10: 
   11: =head1 NAME
   12: 
   13: B<postscripttest.pl> - Test for necessary postscript tools on system
   14: 
   15: =cut
   16: 
   17: # Written to help LON-CAPA (The LearningOnline Network with CAPA)
   18: #
   19: # YEAR=2002
   20: # Scott Harrison
   21: 
   22: =pod
   23: 
   24: =head1 SYNOPSIS
   25: 
   26: perl postscripttest.pl
   27: 
   28: This script is ordinarily located inside the LON-CAPA source code tree.
   29: This script is normally invoked by test-related targets inside
   30: F<loncapa/loncom/build/Makefile>.
   31: 
   32: =head1 DESCRIPTION
   33: 
   34: This program tests the status of postscript utilities on a LON-CAPA server.
   35: For instance, the ps2pdf utility is critically important for providing
   36: the manual in a pdf format.
   37: 
   38: =head1 AUTHOR
   39: 
   40: Scott Harrison, sharrison@users.sourceforge.net, 2001, 2002
   41: 
   42: This software is distributed under the General Public License,
   43: version 2, June 1991 (which is the same terms as LON-CAPA).
   44: 
   45: This is free software; you can redistribute it and/or modify
   46: it under the terms of the GNU General Public License as published by
   47: the Free Software Foundation; either version 2 of the License, or
   48: (at your option) any later version.
   49: 
   50: This software is distributed in the hope that it will be useful,
   51: but WITHOUT ANY WARRANTY; without even the implied warranty of
   52: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   53: GNU General Public License for more details.
   54: 
   55: You should have received a copy of the GNU General Public License
   56: along with this software; if not, write to the Free Software
   57: Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   58: 
   59: =cut
   60: 
   61: # =================================== Process version information of this file.
   62: my $VERSION = sprintf("%d.%02d", q$Revision: 1.1 $ =~ /(\d+)\.(\d+)/);
   63: 
   64: print('Running postscripttest.pl, version '.$VERSION.'.'."\n");
   65: print('(Test for needed utilities like ps2pdf.)'."\n");
   66: 
   67: my $ps2pdf_flag=0;
   68: foreach my $dir (split(/\:/,$ENV{'PATH'})) {
   69:     next if /^\/home/;
   70:     if (-x "$dir/ps2pdf") {
   71: 	$ps2pdf_flag="$dir/ps2pdf";
   72:     }
   73: }
   74: if ($ps2pdf_flag) {
   75:     print("Checking for ps2pdf...found at ${ps2pdf_flag}.\n");
   76: }
   77: else {
   78:     print("**** ERROR **** Cannot find ps2pdf in the path!\n");
   79:     exit(1);
   80: }