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303 lines
8.5 KiB
Perl
Executable File
303 lines
8.5 KiB
Perl
Executable File
#!/usr/bin/perl -w
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#
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# The contents of this file are subject to the Netscape Public
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# License Version 1.1 (the "License"); you may not use this file
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# except in compliance with the License. You may obtain a copy of
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# the License at http://www.mozilla.org/NPL/
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#
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# Software distributed under the License is distributed on an "AS
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# IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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# implied. See the License for the specific language governing
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# rights and limitations under the License.
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#
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# The Original Code is Mozilla Communicator client code, released
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# March 31, 1998.
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#
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# The Initial Developer of the Original Code is Netscape
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# Communications Corporation. Portions created by Netscape are
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# Copyright (C) 1998-1999 Netscape Communications Corporation. All
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# Rights Reserved.
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#
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# Contributor(s):
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# Jonathan Granrose (granrose@netscape.com)
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# Jean-Jacques Enser (jj@netscape.com)
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# xptlink.pl -
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#
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# traverse directories created by pkgcp.pl and merge multiple .xpt files into
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# a single .xpt file to improve startup performance.
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#
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# load modules
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use Cwd;
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#use File::Basename;
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#use File::Copy;
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#use File::Find;
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#use File::Path;
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#use File::stat;
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use Getopt::Long;
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# initialize variables
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$saved_cwd = cwd();
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$component = ""; # current component being copied
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$PD = ""; # file Path Delimiter ( /, \, or :)
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$bindir = ""; # directory for xpt files ("bin" or "viewer")
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$srcdir = ""; # root directory being copied from
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$destdir = ""; # root directory being copied to
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$os = ""; # os type (MSDOS, Unix)
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$verbose = 0; # shorthand for --debug 1
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$debug = 0; # controls amount of debug output
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$help = 0; # flag: if set, print usage
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# get command line options
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$return = GetOptions( "source|s=s", \$srcdir,
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"destination|d=s", \$destdir,
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"os|o=s", \$os,
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"help|h", \$help,
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"debug=i", \$debug,
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"verbose|v", \$verbose,
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"<>", \&do_badargument
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);
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# set debug level
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if ($verbose && !($debug)) {
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$debug = 1;
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} elsif ($debug != 0) {
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$debug = abs ($debug);
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($debug >= 2) && print "debug level: $debug\n";
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}
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# check usage
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if (! $return)
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{
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die "Error: couldn't parse command line options. See \'$0 --help' for options.\nExiting...\n";
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} else {
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check_arguments();
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}
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$xptdirs = (); # directories in the destination directory
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$xptfiles = (); # list of xpt files found in current directory
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$file = ""; # file from file list
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$files = (); # file list for removing .xpt files
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$cmdline = ""; # command line passed to system() call
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$i = 0; # generic counter var
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($debug >= 1) && print "\nLinking .xpt files...\n";
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($debug >= 2) && print "do_xptlink():\n";
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# get list of directories on which to run xptlink
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opendir (DESTDIR, "$destdir") ||
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die "Error: could not open directory $destdir. Exiting...\n";
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@xptdirs = sort ( grep (!/^\./, readdir (DESTDIR) ) );
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($debug >= 4) && print "xptdirs: @xptdirs\n";
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closedir (DESTDIR);
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foreach $component (@xptdirs) {
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($debug >= 1) && print "[$component]\n";
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chdir ("$destdir$PD$component");
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if (( $os eq "MacOS" && -d "$PD$bindir$PD"."components") || ( -d "$bindir$PD"."components")) {
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if ( $os eq "MacOS" ) {
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chdir (":$bindir$PD"."components") ;
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} else {
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chdir ("$bindir$PD"."components") ;
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}
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if (( -f "$component".".xpt" ) || ( -f ":$component".".xpt" )) {
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warn "Warning: file ".$component.".xpt already exists.\n";
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}
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# create list of .xpt files in cwd
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($debug >= 4) && print "opendir: $destdir$PD$component$PD$bindir$PD"."components\n";
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opendir (COMPDIR, "$destdir$PD$component$PD$bindir$PD"."components") ||
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die "Error: cannot open $destdir$PD$component$PD$bindir$PD"."components. Exiting...\n";
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($debug >= 3) && print "Creating list of .xpt files...\n";
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@files = sort ( grep (!/^\./, readdir (COMPDIR)));
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foreach $file (@files) {
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($debug >= 6) && print "$file\n";
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if ( $file =~ /\.xpt$/ ) {
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$xptfiles[$i] = $file;
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$i++;
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($debug >= 8) && print "xptfiles:\t@xptfiles\n";
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}
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}
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closedir (COMPDIR);
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# merge .xpt files into one if we found any in the dir
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if ( $#xptfiles >=1 ) {
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if ( $os eq "MacOS" ) {
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$cmdline = "'$srcdir$PD"."xpt_link' $component".".xpt.new"." @xptfiles";
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} else {
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$cmdline = "$srcdir$PD$bindir$PD"."xpt_link $component".".xpt.new"." @xptfiles";
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}
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($debug >= 4) && print "$cmdline\n";
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system($cmdline);
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# remove old .xpt files in the component directory if xpt_link succeeded
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if (( -f "$component".".xpt.new" ) ||
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(( -f "$PD$component".".xpt.new" ) && ( $os eq "MacOS" ))) {
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($debug >= 2) && print "Deleting individual xpt files.\n";
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foreach $file (@xptfiles) {
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($debug >= 4) && print "\t$file";
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unlink ("$destdir$PD$component$PD$bindir$PD"."components"."$PD$file") ||
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warn "Warning: couldn't unlink file $file.\n";
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($debug >= 4) && print "\t\tdeleted\n";
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}
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($debug >= 4) && print "\n";
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} else {
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die "Error: xpt_link failed. Exiting...\n";
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}
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($debug >= 2) && print "Renaming $component".".xpt.new as $component".".xpt.\n";
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if ( $os eq "MacOS" ) {
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rename (":$component".".xpt.new", ":$component".".xpt") ||
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warn "Warning: rename of $component".".xpt.new as ".$component.".xpt failed.\n";
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} else {
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rename ("$component".".xpt.new", "$component".".xpt") ||
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warn "Warning: rename of $component".".xpt.new as ".$component.".xpt failed.\n";
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}
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}
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}
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# reinitialize vars for next component
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@xptfiles = ();
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$i = 0;
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}
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($debug >= 1) && print "Linking .xpt files completed.\n";
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chdir ($saved_cwd);
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exit (0);
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#
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# Check that arguments to script are valid.
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#
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sub check_arguments
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{
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my ($exitval) = 0;
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($debug >= 2) && print "check_arguments():\n";
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# if --help print usage
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if ($help) {
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print_usage();
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exit (1);
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}
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# make sure required variables are set:
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# check source directory
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if ( $srcdir eq "" ) {
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print "Error: source directory (--source) not specified.\n";
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$exitval += 8;
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} elsif ((! -d $srcdir) || (! -r $srcdir)) {
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print "Error: source directory \"$srcdir\" is not a directory or is unreadable.\n";
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$exitval = 1;
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}
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# check directory
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if ( $destdir eq "" ) {
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print "Error: destination directory (--destdir) not specified.\n";
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$exitval += 8;
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} elsif ((! -d $destdir) || (! -w $destdir)) {
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print "Error: destination directory \"$destdir\" is not a directory or is not writeable.\n";
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$exitval += 2;
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}
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# check OS == {mac|unix|dos}
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if ($os eq "") {
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print "Error: OS type (--os) not specified.\n";
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$exitval += 8;
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} elsif ( $os =~ /mac/i ) {
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$os = "MacOS";
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$PD = ":";
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$bindir = "viewer";
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($debug >= 4) && print " OS: $os\n";
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} elsif ( $os =~ /dos/i ) {
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$os = "MSDOS";
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$PD = "\\";
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$bindir = "bin";
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($debug >= 4) && print " OS: $os\n";
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} elsif ( $os =~ /unix/i ) {
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$os = "Unix"; # can be anything but MacOS, MSDOS, or VMS
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$PD = "/";
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$bindir = "bin";
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($debug >= 4) && print " OS: Unix\n";
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} else {
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print "Error: OS type \"$os\" unknown.\n";
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$exitval += 16;
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}
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if ($exitval) {
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print "See \'$0 --help\' for more information.\n";
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print "Exiting...\n";
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exit ($exitval);
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}
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}
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#
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# This is called by GetOptions when there are extra command line arguments
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# it doesn't understand.
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#
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sub do_badargument
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{
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warn "Warning: unknown command line option specified: @_.\n";
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}
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#
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# display usage information
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#
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sub print_usage
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{
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($debug >= 2) && print "print_usage():\n";
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print <<EOC
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$0
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Traverse component directory specified and merge multiple existing
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.xpt files into single new .xpt files for improved startup time.
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Options:
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-s, --source <directory>
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Specifies the directory from which the component files were
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copied. Typically, this will be the same directory used by
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pkgcp.pl.
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Required.
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-d, --destination <directory>
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Specifies the directory in which the component directories are
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located. Typically, this will be the same directory used by
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pkgcp.pl.
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Required.
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-o, --os [dos|unix]
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Specifies which type of system this is. Used for setting path
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delimiters correctly.
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Required.
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-h, --help
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Prints this information.
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Optional.
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--debug [1-10]
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Controls verbosity of debugging output, 10 being most verbose.
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1 : same as --verbose.
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2 : includes function calls.
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3 : includes source and destination for each copy.
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Optional.
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-v, --verbose
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Print component names and files copied/deleted.
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Optional.
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e.g.
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$0 --os unix -source /builds/mozilla/dist --destination /h/lithium/install --os unix --verbose
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Note: options can be specified by either a leading '--' or '-'.
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EOC
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}
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# EOF
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