143 lines
3.7 KiB
Perl
143 lines
3.7 KiB
Perl
#!/usr/local/bin/perl
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use Config;
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use File::Basename qw(&basename &dirname);
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use Cwd;
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# List explicitly here the variables you want Configure to
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# generate. Metaconfig only looks for shell variables, so you
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# have to mention them as if they were shell variables, not
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# %Config entries. Thus you write
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# $startperl
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# to ensure Configure will look for $Config{startperl}.
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# This forces PL files to create target in same directory as PL file.
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# This is so that make depend always knows where to find PL derivatives.
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$origdir = cwd;
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chdir(dirname($0));
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($file = basename($0)) =~ s/\.PL$//;
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$file =~ s/\.pl$// if ($^O eq 'os2' or $^O eq 'dos'); # "case-forgiving"
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$file =~ s/\.pl$/.com/ if ($^O eq 'VMS'); # "case-forgiving"
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open OUT,">$file" or die "Can't create $file: $!";
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print "Extracting $file (with variable substitutions)\n";
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# In this section, perl variables will be expanded during extraction.
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# You can use $Config{...} to use Configure variables.
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print OUT <<"!GROK!THIS!";
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$Config{'startperl'}
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eval 'exec perl -S \$0 "\$@"'
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if 0;
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!GROK!THIS!
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# In the following, perl variables are not expanded during extraction.
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print OUT <<'!NO!SUBS!';
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#############################################################################
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# podselect -- command to invoke the podselect function in Pod::Select
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#
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# Copyright (c) 1996-1999 by Bradford Appleton. All rights reserved.
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# This file is part of "PodParser". PodParser is free software;
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# you can redistribute it and/or modify it under the same terms
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# as Perl itself.
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#############################################################################
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use strict;
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use diagnostics;
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=head1 NAME
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podselect - print selected sections of pod documentation on standard output
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=head1 SYNOPSIS
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B<podselect> [B<-help>] [B<-man>] [B<-section>S< >I<section-spec>]
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[I<file>S< >...]
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=head1 OPTIONS AND ARGUMENTS
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=over 8
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=item B<-help>
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Print a brief help message and exit.
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=item B<-man>
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Print the manual page and exit.
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=item B<-section>S< >I<section-spec>
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Specify a section to include in the output.
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See L<Pod::Parser/"SECTION SPECIFICATIONS">
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for the format to use for I<section-spec>.
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This option may be given multiple times on the command line.
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=item I<file>
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The pathname of a file from which to select sections of pod
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documentation (defaults to standard input).
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=back
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=head1 DESCRIPTION
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B<podselect> will read the given input files looking for pod
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documentation and will print out (in raw pod format) all sections that
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match one ore more of the given section specifications. If no section
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specifications are given than all pod sections encountered are output.
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B<podselect> invokes the B<podselect()> function exported by B<Pod::Select>
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Please see L<Pod::Select/podselect()> for more details.
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=head1 SEE ALSO
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L<Pod::Parser> and L<Pod::Select>
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=head1 AUTHOR
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Brad Appleton E<lt>bradapp@enteract.comE<gt>
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Based on code for B<Pod::Text::pod2text(1)> written by
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Tom Christiansen E<lt>tchrist@mox.perl.comE<gt>
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=cut
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use Pod::Select;
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use Pod::Usage;
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use Getopt::Long;
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## Define options
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my %options = (
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"help" => 0,
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"man" => 0,
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"sections" => [],
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);
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## Parse options
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GetOptions(\%options, "help", "man", "sections|select=s@") || pod2usage(2);
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pod2usage(1) if ($options{help});
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pod2usage(-verbose => 2) if ($options{man});
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## Dont default to STDIN if connected to a terminal
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pod2usage(2) if ((@ARGV == 0) && (-t STDIN));
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## Invoke podselect().
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if (@{ $options{"sections"} } > 0) {
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podselect({ -sections => $options{"sections"} }, @ARGV);
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}
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else {
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podselect(@ARGV);
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}
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!NO!SUBS!
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close OUT or die "Can't close $file: $!";
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chmod 0755, $file or die "Can't reset permissions for $file: $!\n";
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exec("$Config{'eunicefix'} $file") if $Config{'eunicefix'} ne ':';
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chdir $origdir;
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