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Diffstat (limited to 'Build/source/mswin32/global-replace.pl')
-rw-r--r-- | Build/source/mswin32/global-replace.pl | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/Build/source/mswin32/global-replace.pl b/Build/source/mswin32/global-replace.pl deleted file mode 100644 index b0bc9450d0f..00000000000 --- a/Build/source/mswin32/global-replace.pl +++ /dev/null @@ -1,150 +0,0 @@ -: #-*- Perl -*- - -### global-modify --- modify the contents of a file by a Perl expression - -## Copyright (C) 1999 Martin Buchholz. -## Copyright (C) 2001 Ben Wing. - -## Authors: Martin Buchholz <martin@xemacs.org>, Ben Wing <ben@xemacs.org> -## Maintainer: Ben Wing <ben@xemacs.org> -## Current Version: 1.0, May 5, 2001 - -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2, or (at your option) -# any later version. -# -# This program is distributed in the hope that it will be useful, but -# WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -# General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with XEmacs; see the file COPYING. If not, write to the Free -# Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA -# 02111-1307, USA. - -eval 'exec perl -w -S $0 ${1+"$@"}' - if 0; - -use strict; -use FileHandle; -use Carp; -use Getopt::Long; -use File::Basename; - -(my $myName = $0) =~ s@.*/@@; my $usage=" -Usage: $myName [--help] [--backup-dir=DIR] [--line-mode] [--hunk-mode] - PERLEXPR FILE ... - -Globally modify a file, either line by line or in one big hunk. - -Typical usage is like this: - -[with GNU print, GNU xargs: guaranteed to handle spaces, quotes, etc. - in file names] - -find . -name '*.[ch]' -print0 | xargs -0 $0 's/\bCONST\b/const/g'\n - -[with non-GNU print, xargs] - -find . -name '*.[ch]' -print | xargs $0 's/\bCONST\b/const/g'\n - - -The file is read in, either line by line (with --line-mode specified) -or in one big hunk (with --hunk-mode specified; it's the default), and -the Perl expression is then evalled with \$_ set to the line or hunk of -text, including the terminating newline if there is one. It should -destructively modify the value there, storing the changed result in \$_. - -Files in which any modifications are made are backed up to the directory -specified using --backup-dir, or to `backup' by default. To disable this, -use --backup-dir= with no argument. - -Hunk mode is the default because it is MUCH MUCH faster than line-by-line. -Use line-by-line only when it matters, e.g. you want to do a replacement -only once per line (the default without the `g' argument). Conversely, -when using hunk mode, *ALWAYS* use `g'; otherwise, you will only make one -replacement in the entire file! -"; - -my %options = (); -$Getopt::Long::ignorecase = 0; -&GetOptions ( - \%options, - 'help', 'backup-dir=s', 'line-mode', 'hunk-mode', -); - -while (<STDIN>) { - chomp; - if (-f ) { - push @ARGV, $_; - } -} - -die $usage if $options{"help"} or @ARGV <= 1; -my $code = shift; - -die $usage if grep (-d || ! -w, @ARGV); - -sub SafeOpen { - open ((my $fh = new FileHandle), $_[0]); - binmode($fh); - confess "Can't open $_[0]: $!" if ! defined $fh; - return $fh; -} - -sub SafeClose { - close $_[0] or confess "Can't close $_[0]: $!"; -} - -sub FileContents { - my $fh = SafeOpen ("< $_[0]"); - my $olddollarslash = $/; - local $/ = undef; - my $contents = <$fh>; - $/ = $olddollarslash; - return $contents; -} - -sub WriteStringToFile { - my $fh = SafeOpen ("> $_[0]"); - binmode $fh; - print $fh $_[1] or confess "$_[0]: $!\n"; - SafeClose $fh; -} - -foreach my $file (@ARGV) { - my $changed_p = 0; - my $new_contents = ""; - if ($options{"line-mode"}) { - my $fh = SafeOpen $file; - while (<$fh>) { - my $save_line = $_; - eval $code; - $changed_p = 1 if $save_line ne $_; - $new_contents .= $_; - } - } else { - my $orig_contents = $_ = FileContents $file; - eval $code; - if ($_ ne $orig_contents) { - $changed_p = 1; - $new_contents = $_; - } - } - - if ($changed_p) { - my $backdir = $options{"backup-dir"}; - $backdir = "backup" if !defined ($backdir); - if ($backdir) { - my ($name, $path, $suffix) = fileparse ($file, ""); - my $backfulldir = $path . $backdir; - my $backfile = "$backfulldir/$name"; - mkdir $backfulldir, 0755 unless -d $backfulldir; - print "modifying $file (original saved in $backfile)\n"; - rename $file, $backfile; - } - WriteStringToFile ($file, $new_contents); - } -} |