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#!/usr/bin/env perl
eval '(exit $?0)' && eval 'exec perl -w -S $0 ${1+"$@"}'
& eval 'exec perl -w -S $0 $argv:q'
if 0;
# ******************************************************************
# Author: Chad Elliott
# Date: 9/13/2007
# Description: Generate a base project based on a library project
# ******************************************************************
# ******************************************************************
# Pragma Section
# ******************************************************************
use strict;
use FindBin;
use FileHandle;
use File::Spec;
use File::Basename;
my $basePath = $FindBin::Bin;
if ($^O eq 'VMS') {
$basePath = File::Spec->rel2abs(dirname($0)) if ($basePath eq '');
$basePath = VMS::Filespec::unixify($basePath);
}
unshift(@INC, $basePath . '/modules');
require Creator;
# ******************************************************************
# Data Section
# ******************************************************************
my $version = '0.2';
# ******************************************************************
# Subroutine Section
# ******************************************************************
sub gather_info {
my $name = shift;
my $fh = new FileHandle();
if (open($fh, $name)) {
my @lines = ();
my $pname = undef;
my $pline = undef;
while(<$fh>) {
## Get the line a remove leading and trailing white space
my $line = $_;
$line =~ s/^\s+//;
$line =~ s/\s+$//;
## Look for the project declaration and pull out the name and any
## parents.
if ($line =~ /^project\s*(\(([^\)]+)\))?\s*(:.+)?\s*{$/) {
$pname = $2;
my $parents = $3 || '';
## Create the default project name by removing the extension and
## converting back-slashes, spaces and dashes to underscores.
## This needs to be done regardless of whether the project name
## was provided or not since it's used below in the
## fill_type_name call.
my $def = basename($name);
$def =~ s/\.[^\.]+$//;
$def =~ s/\\/_/g;
$def =~ s/[\s\-]/_/g;
if (!defined $pname || $pname eq '') {
## Take the default project name since one wasn't provided.
$pname = $def;
}
else {
## Convert back-slashes, spaces and dashes to underscores.
$pname =~ s/\\/_/g;
$pname =~ s/[\s\-]/_/g;
}
## If the project has a '*' we need to have MPC fix that up for
## us.
$pname = Creator::fill_type_name(undef, $pname, $def);
push(@lines, "project$parents {");
$pline = $def;
}
elsif ($line =~ /^(shared|static)name\s*=\s*(.+)$/) {
## Add in the libs and after settings.
my $lib = $2;
if (defined $pname && $lib ne '') {
push(@lines, " libs += $2",
" after += $pname",
"}");
}
last;
}
}
close($fh);
## If we have the unmodified project name, but the user did not provide
## a sharedname or staticname, we will use that as the library name.
if (defined $pline && $#lines == 0) {
push(@lines, " libs += $pline",
" after += $pname",
"}");
}
## Only return the lines if there is more than one line.
return @lines if ($#lines > 0);
}
return ();
}
sub write_base {
my($in, $out) = @_;
my @lines = gather_info($in);
if ($#lines >= 0) {
if (-r $out) {
print STDERR "ERROR: $out already exists\n";
}
else {
my $fh = new FileHandle();
if (open($fh, ">$out")) {
foreach my $line (@lines) {
print $fh "$line\n";
}
close($fh);
## Everything was ok, return zero.
return 0;
}
else {
print STDERR "ERROR: Unable to write to $out\n";
}
}
}
else {
if (-r $in) {
print STDERR "ERROR: $in is not a valid MPC file\n";
}
else {
print STDERR "ERROR: Unable to read from $in\n";
}
}
## Non-zero indicates an error (as in the shell $? value).
return 1;
}
sub usageAndExit {
my $str = shift;
print STDERR "$str\n" if (defined $str);
print STDERR "Create Base Project v$version\n",
"Usage: ", basename($0), " <mpc files> <output file or ",
"directory>\n\nThis script will create a base project ",
"based on the contents of the\nsupplied MPC file.\n";
exit(0);
}
# ******************************************************************
# Main Section
# ******************************************************************
if ($#ARGV > 1) {
## Get the last argument and make sure it's a directory.
my $dir = pop(@ARGV);
if (!-d $dir) {
usageAndExit("Creating multiple base projects, but the " .
"last argument, $dir, is not a directory");
}
## Process each input file and create the base project with an implicit
## base project file name.
my $status = 0;
foreach my $input (@ARGV) {
my $output = $dir . '/' . lc(basename($input));
$output =~ s/mpc$/mpb/;
$status += write_base($input, $output);
}
exit($status);
}
else {
my $input = shift;
my $output = shift;
## Print the usage and exit if there is no input, output or the input
## file looks like an option.
usageAndExit() if (!defined $output ||
!defined $input || index($input, '-') == 0);
## If the output file is a directory, we will create the output file
## name based on the input file.
if (-d $output) {
$output .= '/' . lc(basename($input));
$output =~ s/mpc$/mpb/;
}
## Create the base project and return the status to the caller of the
## script.
exit(write_base($input, $output));
}
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