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Fix extconf.rb, so gem can be built. #2

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56 changes: 29 additions & 27 deletions ext/memcached/extconf.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -5,50 +5,54 @@
abort 'Please install SASL to continue. The package is called libsasl2-dev on Ubuntu and cyrus-sasl on Gentoo.'
end

HERE = File.expand_path(File.dirname(__FILE__))
LIBMEMCACHED_DIR = Dir.glob(File.join(HERE, '..', '..', 'vendor','libmemcached-1.0.18')).first
HERE = __dir__
LIBMEMCACHED_DIR = Dir.glob(File.join(HERE, '..', '..', 'vendor', 'libmemcached-1.0.18')).first

SOLARIS_32 = RbConfig::CONFIG['target'] == "i386-pc-solaris2.10"
SOLARIS_32 = RbConfig::CONFIG['target'] == 'i386-pc-solaris2.10'
BSD = RbConfig::CONFIG['host_os'].downcase =~ /bsd/

$CFLAGS = "#{RbConfig::CONFIG['CFLAGS']} #{$CFLAGS}".gsub("$(cflags)", "").gsub("-fno-common", "").gsub("-Wdeclaration-after-statement", "")
$CFLAGS << " -Os"
$CFLAGS << " -std=gnu99" if SOLARIS_32
$CFLAGS << " -I/usr/local/include" if BSD
$EXTRA_CONF = " --disable-64bit" if SOLARIS_32
$LDFLAGS = "#{RbConfig::CONFIG['LDFLAGS']} #{$LDFLAGS} -L#{RbConfig::CONFIG['libdir']}".gsub("$(ldflags)", "").gsub("-fno-common", "")
$CFLAGS = "#{RbConfig::CONFIG['CFLAGS']} #{$CFLAGS}".gsub('$(cflags)', '').gsub('-fno-common', '').gsub(
'-Wdeclaration-after-statement', ''
)
$CFLAGS << ' -Os'
$CFLAGS << ' -std=gnu99' if SOLARIS_32
$CFLAGS << ' -I/usr/local/include' if BSD
$EXTRA_CONF = ' --disable-64bit' if SOLARIS_32
$LDFLAGS = "#{RbConfig::CONFIG['LDFLAGS']} #{$LDFLAGS} -L#{RbConfig::CONFIG['libdir']}".gsub('$(ldflags)', '').gsub(
'-fno-common', ''
)
$CXXFLAGS = "#{RbConfig::CONFIG['CXXFLAGS']} -fPIC"
$CC = "CC=#{RbConfig::MAKEFILE_CONFIG["CC"].inspect}"
$CC = "CC=#{RbConfig::MAKEFILE_CONFIG['CC'].inspect}"

# JRuby's default configure options can't build libmemcached properly
LIBM_CFLAGS = defined?(JRUBY_VERSION) ? "-fPIC -g -O2" : $CFLAGS
LIBM_LDFLAGS = defined?(JRUBY_VERSION) ? "-fPIC -lsasl2 -lm" : $LDFLAGS
LIBM_CFLAGS = defined?(JRUBY_VERSION) ? '-fPIC -g -O2' : $CFLAGS
LIBM_LDFLAGS = defined?(JRUBY_VERSION) ? '-fPIC -lsasl2 -lm' : $LDFLAGS

GMAKE_CMD = RbConfig::CONFIG['host_os'].downcase =~ /bsd|solaris/ ? "gmake" : "make"
GMAKE_CMD = RbConfig::CONFIG['host_os'].downcase =~ /bsd|solaris/ ? 'gmake' : 'make'

if ENV['DEBUG']
puts "Setting debug flags."
$CFLAGS << " -O0 -ggdb -DHAVE_DEBUG"
$EXTRA_CONF = ""
puts 'Setting debug flags.'
$CFLAGS << ' -O0 -ggdb -DHAVE_DEBUG'
$EXTRA_CONF = ''
end

def compile_libmemcached
return if ENV["EXTERNAL_LIB"]
return if ENV['EXTERNAL_LIB']

Dir.chdir(LIBMEMCACHED_DIR) do
Dir.mkdir("build") if !Dir.exists?("build")
build_folder = File.join(LIBMEMCACHED_DIR, "build")
Dir.mkdir('build') unless Dir.exist?('build')
build_folder = File.join(LIBMEMCACHED_DIR, 'build')

ts_now=(Time.now - 1800).strftime("%Y%m%d%H%M.%S")
ts_now = (Time.now - 1800).strftime('%Y%m%d%H%M.%S')
run("find . | xargs touch -t #{ts_now}", "Touching all files so autoconf doesn't run.")
run("env CFLAGS='-fPIC #{LIBM_CFLAGS}' LDFLAGS='-fPIC #{LIBM_LDFLAGS}' ./configure --prefix=#{build_folder} --libdir=#{build_folder}/lib --with-pic --without-memcached --disable-shared --disable-util\
s --disable-dependency-tracking #{$CC} #{$EXTRA_CONF} 2>&1", "Configuring libmemcached.")
s --disable-dependency-tracking #{$CC} #{$EXTRA_CONF} 2>&1", 'Configuring libmemcached.')
run("#{GMAKE_CMD} clean 2>&1")
run("#{GMAKE_CMD} CXXFLAGS='#{$CXXFLAGS}' 2>&1")
run("#{GMAKE_CMD} install 2>&1")

pcfile = File.join(LIBMEMCACHED_DIR, "build", "lib", "pkgconfig", "libmemcached.pc")
$LDFLAGS << " -lsasl2 " + `pkg-config --libs --static #{pcfile}`.strip
pcfile = File.join(LIBMEMCACHED_DIR, 'build', 'lib', 'pkgconfig', 'libmemcached.pc')
$LDFLAGS << ' -lsasl2 ' + `pkg-config --libs --static #{pcfile}`.strip
end
$DEFLIBPATH.unshift("#{LIBMEMCACHED_DIR}/build")
dir_config('memcached', "#{LIBMEMCACHED_DIR}/build/include", "#{LIBMEMCACHED_DIR}/build/lib")
Expand All @@ -62,10 +66,8 @@ def run(cmd, reason = nil)

compile_libmemcached

$libs = append_library($libs, "stdc++")
$libs = append_library($libs, 'stdc++')

unless have_library 'memcached' and have_header 'libmemcached/memcached.h'
abort "ERROR: Failed to build libmemcached"
end
abort 'ERROR: Failed to build libmemcached' unless have_library 'memcached' and have_header 'libmemcached/memcached.h'

create_makefile 'memcached'