#!/usr/bin/env perl

use strict;
use warnings;

use Getopt::Std qw(getopts);
use Cwd qw/cwd/;

sub sh ($);

my %opts;
getopts("f:", \%opts) or die "Usage: $0 [-f] <cores>\n";

my $jobs = shift || 4;

my $cwd = cwd();
if ($cwd !~ /ngx_openresty-(\d+(?:\.\d+)+)$/) {
    die "Bad current working directory: $cwd\n";
}

my $ver = $1;

my ($make);

if ($^O eq 'freebsd' || $^O eq 'solaris') {
    $make = 'gmake';

} else {
    $make = 'make';
}

my $cfg_opts = "--with-http_iconv_module";
my $prefix;

warn "=== Normal Build ===\n";
$prefix = "/usr/local/openresty";
unless ($opts{f}) {
    sh "./configure --with-luajit $cfg_opts -j$jobs > /dev/null";
}
sh "$make -j$jobs > /dev/null";
sh "sudo $make install > /dev/null";
sh "$prefix/nginx/sbin/nginx -V 2>&1 |grep $ver";
system "sudo killall nginx > /dev/null 2>&1";
sh "sudo $prefix/nginx/sbin/nginx";
sh "curl -si localhost/lua|grep LuaJIT";
sh "curl -si localhost/lua|grep $ver";
sh "sudo $prefix/nginx/sbin/nginx -sstop";

warn "\n=== Debug Build ===\n";
$prefix = "/usr/local/openresty-debug";
unless ($opts{f}) {
    sh "./configure --with-debug $cfg_opts --prefix=$prefix --with-luajit -j$jobs > /dev/null";
}
sh "$make -j$jobs > /dev/null";
sh "sudo $make install > /dev/null";
sh "$prefix/nginx/sbin/nginx -V 2>&1 |grep $ver";
sh "$prefix/nginx/sbin/nginx -V 2>&1 |grep '\\--with-debug'";
system "sudo killall nginx > /dev/null 2>&1";
sh "sudo $prefix/nginx/sbin/nginx";
sh "curl -si localhost/lua|grep LuaJIT";
sh "curl -si localhost/lua|grep $ver";
sh "sudo $prefix/nginx/sbin/nginx -sstop";

warn "\n=== DTrace Build ===\n";
$prefix = "/usr/local/openresty-dtrace";
unless ($opts{f}) {
    sh "./configure $cfg_opts --with-dtrace-probes --prefix=$prefix --with-luajit -j$jobs > /dev/null";
}
sh "$make -j$jobs > /dev/null";
sh "sudo $make install > /dev/null";
sh "$prefix/nginx/sbin/nginx -V 2>&1 |grep $ver";
sh "$prefix/nginx/sbin/nginx -V 2>&1 |grep '\\--with-dtrace-probes'";
system "sudo killall nginx > /dev/null 2>&1";
sh "sudo $prefix/nginx/sbin/nginx";
sh "curl -si localhost/lua|grep LuaJIT";
sh "curl -si localhost/lua|grep $ver";
if ($^O eq 'linux') {
    sh "stap -L 'process(\"$prefix/nginx/sbin/nginx\").mark(\"*\")'|grep http__lua__coroutine__done";

} elsif ($^O eq 'freebsd' || $^O eq 'macosx' || $^O eq 'solaris') {
    sh "sudo dtrace -l|grep http-lua-coroutine-done";
}

sh "sudo $prefix/nginx/sbin/nginx -sstop";

sub sh ($) {
    my $cmd = shift;
    system($cmd) == 0 or die "Command \"$cmd\" failed";
}