Given a URL to a tarball, build a PHP CLI binary, with minimal dependancies.

build-minimal-php.pl

#!/usr/bin/env perl
#
# Script to build a minimal version of PHP
#
# https://gist.github.com/njh/601712
#

use File::Basename;
use strict;

my $URL = $ARGV[0];
die "Error: missing URL of PHP to build" unless ($URL);

my $TARBALL = basename($URL);
my ($VERSION) = ($TARBALL =~ /(\d+\.\d+\.\d+)/);
my $DIRPATH="php-$VERSION";


if (`uname` =~ /^Darwin/) {
    $ENV{'LDFLAGS'} .= " -lresolv";
}

unless (-e $TARBALL) {
    print "Downloading: $URL\n";
    safe_system('curl', '-o', $TARBALL, $URL);
}

if (-e $DIRPATH) {
    print "Deleting old: $DIRPATH\n";
    safe_system('rm', '-Rf', $DIRPATH);
}

safe_system('tar', '-zxvf', $TARBALL);
chdir($DIRPATH) or die "Failed to change directory: $!";

safe_system(
  './configure',
  '--disable-cgi',
  '--disable-fastcgi',
  '--without-kerberos',
  '--disable-bcmath',
  '--with-bz2=/usr',
  '--disable-calendar',
  '--without-curl',
  '--without-curlwrappers',
  '--disable-dba',
  '--disable-dbase',
  '--disable-exif',
  '--without-fbsql',
  '--without-fdftk',
  '--disable-ftp',
  '--without-gd',
  '--without-gettext',
  '--without-gmp',
  '--without-iconv',
  '--without-imap',
  '--without-ldap',
  '--without-mcrypt',
  '--without-ming',
  '--without-msql',
  '--without-mssql',
  '--without-mysql',
  '--without-mysqli',
  '--without-ncurses',
  '--without-adabas',
  '--without-ibm-db2',
  '--without-iodbc',
  '--disable-pcntl',
  '--disable-pdo',
  '--without-pgsql',
  '--without-libedit',
  '--without-readline',
  '--disable-soap',
  '--without-sqlite',
  '--without-xmlrpc',
  '--with-openssl=/usr',
  '--with-zlib',
  '--with-zlib-dir=/usr',
  '--enable-ctype',
  '--enable-xml',
  '--enable-filter',
  '--enable-json',
  '--enable-cli',
  '--enable-dom',
  '--enable-libxml',
  '--enable-mbstring',
  '--enable-mbregex',
  '--enable-simplexml',
  '--enable-hash'
);

safe_system('make');

safe_system('cp', 'sapi/cli/php', "../php");


sub safe_system {
    my (@cmd) = @_;
    print "Running: ".join(' ',@cmd)."\n";
    if (system(@cmd)) {
        die "Command failed";
    }
}