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Diffstat (limited to 'utils/ptar.PL')
-rw-r--r-- | utils/ptar.PL | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/utils/ptar.PL b/utils/ptar.PL new file mode 100644 index 0000000000..b933659a4c --- /dev/null +++ b/utils/ptar.PL @@ -0,0 +1,51 @@ +#!/usr/local/bin/perl + +use Config; +use File::Basename qw(&basename &dirname); +use Cwd; + +# List explicitly here the variables you want Configure to +# generate. Metaconfig only looks for shell variables, so you +# have to mention them as if they were shell variables, not +# %Config entries. Thus you write +# $startperl +# to ensure Configure will look for $Config{startperl}. + +# This forces PL files to create target in same directory as PL file. +# This is so that make depend always knows where to find PL derivatives. +my $origdir = cwd; +chdir dirname($0); +my $file = basename($0, '.PL'); +$file .= '.com' if $^O eq 'VMS'; + +open OUT,">$file" or die "Can't create $file: $!"; + +print "Extracting $file (with variable substitutions)\n"; + +# In this section, perl variables will be expanded during extraction. +# You can use $Config{...} to use Configure variables. + +print OUT <<"!GROK!THIS!"; +$Config{startperl} + eval 'exec $Config{perlpath} -S \$0 \${1+"\$@"}' + if \$running_under_some_shell; +!GROK!THIS! + +use File::Spec; + +my $script = File::Spec->catfile( + File::Spec->catdir( + File::Spec->updir, qw[lib Archive Tar bin] + ), "ptar"); + +if (open(IN, $script)) { + print OUT <IN>; + close IN; +} else { + die "$0: cannot find '$script'\n"; +} + +close OUT or die "Can't close $file: $!"; +chmod 0755, $file or die "Can't reset permissions for $file: $!\n"; +exec("$Config{'eunicefix'} $file") if $Config{'eunicefix'} ne ':'; +chdir $origdir; |