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#!/usr/bin/perl
###########################################################################
# Makefile for ABI Compliance Checker
# Install/remove the tool for GNU/Linux, FreeBSD and Mac OS X
#
# Copyright (C) 2009-2011 Institute for System Programming, RAS
# Copyright (C) 2011-2012 Nokia Corporation and/or its subsidiary(-ies)
# Copyright (C) 2011-2012 ROSA Laboratory
# Copyright (C) 2012-2015 Andrey Ponomarenko's ABI Laboratory
#
# Written by Andrey Ponomarenko
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License or the GNU Lesser
# General Public License as published by the Free Software Foundation.
#
# 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
# and the GNU Lesser General Public License along with this program.
# If not, see <http://www.gnu.org/licenses/>.
###########################################################################
use Getopt::Long;
Getopt::Long::Configure ("posix_default", "no_ignore_case");
use File::Path qw(mkpath rmtree);
use File::Spec qw(catfile file_name_is_absolute);
use File::Copy qw(copy);
use File::Basename qw(dirname);
use Cwd qw(abs_path);
use File::Find;
use Config;
use strict;
my $TOOL_SNAME = "abi-compliance-checker";
my $ARCHIVE_DIR = abs_path(dirname($0));
my $HELP_MSG = "
NAME:
Makefile for ABI Compliance Checker
DESCRIPTION:
Install $TOOL_SNAME command and private modules.
USAGE:
sudo perl $0 -install -prefix /usr
sudo perl $0 -remove -prefix /usr
OPTIONS:
-h|-help
Print this help.
--prefix=PREFIX
Install files in PREFIX [/usr].
-install
Command to install the tool.
-remove
Command to remove the tool.
EXTRA OPTIONS:
--destdir=DESTDIR
This option is for maintainers to build
RPM or DEB packages inside the build root.
The environment variable DESTDIR is also
supported.
\n";
if(not @ARGV)
{
print $HELP_MSG;
exit(0);
}
my ($PREFIX, $DESTDIR, $Help, $Install, $Remove);
GetOptions(
"h|help!" => \$Help,
"prefix=s" => \$PREFIX,
"destdir=s" => \$DESTDIR,
"install!" => \$Install,
"remove!" => \$Remove
) or exit(1);
sub scenario()
{
if($Help)
{
print $HELP_MSG;
exit(0);
}
if(not $Install and not $Remove)
{
print STDERR "ERROR: command is not selected (-install or -remove)\n";
exit(1);
}
if($Install)
{ # remove old version first
$Remove = 1;
}
if($PREFIX ne "/") {
$PREFIX=~s/[\/]+\Z//g;
}
if(not $PREFIX)
{ # default prefix
if($Config{"osname"}!~/win/i) {
$PREFIX = "/usr";
}
}
if(my $Var = $ENV{"DESTDIR"})
{
print "Using DESTDIR environment variable\n";
$DESTDIR = $Var;
}
if($DESTDIR)
{
if($DESTDIR ne "/") {
$DESTDIR=~s/[\/]+\Z//g;
}
if(not isAbs($DESTDIR))
{
print STDERR "ERROR: destdir is not absolute path\n";
exit(1);
}
if(not -d $DESTDIR)
{
print STDERR "ERROR: you should create destdir directory first\n";
exit(1);
}
$PREFIX = $DESTDIR.$PREFIX;
if(not -d $PREFIX)
{
print STDERR "ERROR: you should create installation directory first (destdir + prefix):\n mkdir -p $PREFIX\n";
exit(1);
}
}
else
{
if(not isAbs($PREFIX))
{
print STDERR "ERROR: prefix is not absolute path\n";
exit(1);
}
if(not -d $PREFIX)
{
print STDERR "ERROR: you should create prefix directory first\n";
exit(1);
}
}
print "INSTALL PREFIX: $PREFIX\n";
# paths
my $EXE_PATH = catFile($PREFIX, "bin");
my $MODULES_PATH = catFile($PREFIX, "share", $TOOL_SNAME);
my $REL_PATH = catFile("..", "share", $TOOL_SNAME);
my $TOOL_PATH = catFile($EXE_PATH, $TOOL_SNAME);
if(not -w $PREFIX)
{
print STDERR "ERROR: you should be root\n";
exit(1);
}
if($Remove)
{
if(-e $EXE_PATH."/".$TOOL_SNAME)
{ # remove executable
print "-- Removing $TOOL_PATH\n";
unlink($EXE_PATH."/".$TOOL_SNAME);
}
elsif(not $Install) {
print "The tool is not installed\n";
}
if(-d $MODULES_PATH)
{ # remove modules
print "-- Removing $MODULES_PATH\n";
rmtree($MODULES_PATH);
}
elsif(not $Install) {
print "The modules of the tool are not installed\n";
}
}
if($Install)
{
# configure
my $Content = readFile($ARCHIVE_DIR."/".$TOOL_SNAME.".pl");
if($DESTDIR) { # relative path
$Content=~s/MODULES_INSTALL_PATH/$REL_PATH/;
}
else { # absolute path
$Content=~s/MODULES_INSTALL_PATH/$MODULES_PATH/;
}
# copy executable
print "-- Installing $TOOL_PATH\n";
mkpath($EXE_PATH);
writeFile($EXE_PATH."/".$TOOL_SNAME, $Content);
chmod(0755, $EXE_PATH."/".$TOOL_SNAME);
if($Config{"osname"}=~/win/i) {
writeFile($EXE_PATH."/".$TOOL_SNAME.".cmd", "\@perl \"$TOOL_PATH\" \%*");
}
# copy modules
if(-d $ARCHIVE_DIR."/modules")
{
print "-- Installing $MODULES_PATH\n";
mkpath($MODULES_PATH);
copyDir($ARCHIVE_DIR."/modules", $MODULES_PATH);
}
# check PATH
my $Warn = "WARNING: your PATH variable doesn't include \'$EXE_PATH\'\n";
if($Config{"osname"}=~/win/i)
{
if($ENV{"PATH"}!~/(\A|[:;])\Q$EXE_PATH\E[\/\\]?(\Z|[:;])/i) {
print $Warn;
}
}
else
{
if($ENV{"PATH"}!~/(\A|[:;])\Q$EXE_PATH\E[\/\\]?(\Z|[:;])/) {
print $Warn;
}
}
}
exit(0);
}
sub catFile(@) {
return File::Spec->catfile(@_);
}
sub isAbs($) {
return File::Spec->file_name_is_absolute($_[0]);
}
sub copyDir($$)
{
my ($From, $To) = @_;
my %Files;
find(\&wanted, $From);
sub wanted {
$Files{$File::Find::dir."/$_"} = 1 if($_ ne ".");
}
foreach my $Path (sort keys(%Files))
{
if($Path=~/Targets\//)
{ # Do not install descriptors
next;
}
my $Inst = $Path;
$Inst=~s/\A\Q$ARCHIVE_DIR\E/$To/;
if(-d $Path)
{ # directories
mkpath($Inst);
}
else
{ # files
mkpath(dirname($Inst));
copy($Path, $Inst);
}
}
}
sub readFile($)
{
my $Path = $_[0];
return "" if(not $Path or not -f $Path);
open(FILE, $Path) || die ("can't open file \'$Path\': $!\n");
local $/ = undef;
my $Content = <FILE>;
close(FILE);
return $Content;
}
sub writeFile($$)
{
my ($Path, $Content) = @_;
return if(not $Path);
open(FILE, ">".$Path) || die ("can't open file \'$Path\': $!\n");
print FILE $Content;
close(FILE);
}
scenario();
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