blob: 4dd834821aabf96d81c2724edac4e95d2a61b9bd [file] [log] [blame]
#!/usr/bin/perl -w
# Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
# its contributors may be used to endorse or promote products derived
# from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
# Used for splitting a single file into multiple class files
# Usage: split-class <header file>
use strict;
use File::Copy;
use FindBin;
use lib $FindBin::Bin;
use SpacingHeuristics;
for my $filename (@ARGV) {
$filename =~ m/^(\w+)\.h$/ or die "Command line args must be .h files.\n";
my $basename = $1;
open(OLDFILE, "<", $filename) or die "File does not exist: $filename\n";
print "Splitting class $filename.{h,cpp}:\n";
my $currentClassName = "";
my $classIndent = "";
my $fileContent = "";
my %classDefs = ();
while (my $line = <OLDFILE>) {
if ($currentClassName) {
$classDefs{$currentClassName} .= $line;
if ($line =~ /^$classIndent};\s*$/) {
$currentClassName = "";
}
} else {
if ($line =~ /^(\s*)class\s+(\w+)\s+[^;]*$/) {
$classIndent = $1;
$currentClassName = $2;
$classDefs{$currentClassName} .= $line;
$fileContent .= "###CLASS###$currentClassName\n";
} else {
$fileContent .= $line;
}
}
}
close(OLDFILE);
if (scalar(keys(%classDefs)) == 1) { # degenerate case
my ($classname) = keys(%classDefs);
if (!($classname eq $basename)) {
print "Skipping $filename, already correctly named.\n";
} else {
print "$filename only includes one class, renaming to $classname.h\n";
system("svn rm --force $classname.h") if (-r "$classname.h");
system "svn mv $basename.h $classname.h";
}
} else {
while (my ($classname, $classDef) = each(%classDefs)) {
if (($classname eq $basename)) {
print "Skipping $filename, already correctly named.\n";
} else {
print "Using SVN to copy $basename.{h,cpp} to $classname.{h,cpp}\n";
system("svn rm --force $classname.h") if (-r "$classname.h");
system "svn cp $basename.h $classname.h";
system("svn rm --force $classname.cpp") if (-r "$classname.cpp");
system "svn cp $basename.cpp $classname.cpp";
}
print "Fixing $classname.h as much as possible.\n";
open(NEWHEADER, ">", "$classname.h") or die "File does not exist: $filename\n";
my @lines = split("\n", $fileContent);
foreach my $line (@lines) {
if ($line =~ /^###CLASS###(\w+)/) {
if ($1 eq $classname) {
print NEWHEADER $classDef . "\n";
}
} else {
print NEWHEADER $line . "\n";
}
}
close(NEWHEADER);
print "Fixing $classname.cpp as much as possible.\n";
copy("$classname.cpp", "$classname.cpp.original");
open(OLDCPP, "<", "$classname.cpp.original") or die "Failed to copy file for reading: $filename\n";
open(NEWCPP, ">", "$classname.cpp") or die "File does not exist: $filename\n";
my $insideMemberFunction = 0;
my $shouldPrintMemberFunction = 0;
resetSpacingHeuristics();
while (my $line = <OLDCPP>) {
if ($insideMemberFunction) {
if ($shouldPrintMemberFunction) {
print NEWCPP $line;
#setPreviousAllowedLine($line);
} else {
ignoringLine($line);
}
if ($line =~ /^}\s*$/) {
$insideMemberFunction = 0;
}
} elsif ($line =~ /$filename/) {
print NEWCPP "#include \"config.h\"\n";
print NEWCPP "#include \"$classname.h\"\n";
} elsif ($line =~ /#include/ || $line =~ /#import/) {
next; # skip includes, they're generally wrong or unecessary anyway.
} else {
$line =~ s/DOM:://;
$line =~ s/khtml:://;
$line =~ s/namespace DOM/namespace WebCore/;
$line =~ s/namespace khtml/namespace WebCore/;
if ($line =~ /^(.*?\s+)?(\*|&)?(\w+)::(~)?\w+\s*\(/) {
$insideMemberFunction = 1;
$shouldPrintMemberFunction = ($classname eq $3);
if ($shouldPrintMemberFunction) {
printPendingEmptyLines(*NEWCPP, $line);
print NEWCPP $line;
}
} else {
next if isOnlyWhiteSpace($line);
next if ($line =~ m/------------/);
printPendingEmptyLines(*NEWCPP, $line);
applySpacingHeuristicsAndPrint(*NEWCPP, $line);
}
}
}
close(NEWCPP);
close(OLDCPP);
unlink("$classname.cpp.original");
}
}
print "Opening new files...\n";
system("open " . join(".* ", keys(%classDefs)) . ".*");
}