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b212dd6674
* ext/zlib/extconf.rb: no feature checks when building zlib from the source, assume it is recent. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56220 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
100 lines
2.4 KiB
Ruby
100 lines
2.4 KiB
Ruby
# frozen_string_literal: false
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#
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# extconf.rb
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#
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# $Id$
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#
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require 'mkmf'
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require 'rbconfig'
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dir_config 'zlib'
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if %w'z libz zlib1 zlib zdll zlibwapi'.find {|z| have_library(z, 'deflateReset')} and
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have_header('zlib.h') then
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have_zlib = true
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else
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unless File.directory?(zsrc = "#{$srcdir}/zlib")
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dirs = Dir.open($srcdir) {|z| z.grep(/\Azlib-\d+[.\d]*\z/) {|x|"#{$srcdir}/#{x}"}}
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dirs.delete_if {|x| !File.directory?(x)}
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zsrc = dirs.max_by {|x| x.scan(/\d+/).map(&:to_i)}
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end
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if zsrc
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$INCFLAGS << " -I$(ZSRC)"
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if $mswin or $mingw
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$libs = append_library($libs, "zdll")
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dll = "zlib1.dll"
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end
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have_zlib = true
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end
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end
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if have_zlib
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defines = []
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Logging::message 'checking for kind of operating system... '
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os_code = with_config('os-code') ||
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case RUBY_PLATFORM.split('-',2)[1]
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when 'amigaos' then
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os_code = 'AMIGA'
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when /mswin|mingw|bccwin/ then
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# NOTE: cygwin should be regarded as Unix.
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os_code = 'WIN32'
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else
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os_code = 'UNIX'
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end
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os_code = 'OS_' + os_code.upcase
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OS_NAMES = {
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'OS_MSDOS' => 'MS-DOS',
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'OS_AMIGA' => 'Amiga',
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'OS_VMS' => 'VMS',
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'OS_UNIX' => 'Unix',
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'OS_ATARI' => 'Atari',
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'OS_MACOS' => 'MacOS',
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'OS_TOPS20' => 'TOPS20',
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'OS_WIN32' => 'Win32',
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'OS_VMCMS' => 'VM/CMS',
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'OS_ZSYSTEM' => 'Z-System',
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'OS_CPM' => 'CP/M',
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'OS_QDOS' => 'QDOS',
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'OS_RISCOS' => 'RISCOS',
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'OS_UNKNOWN' => 'Unknown',
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}
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unless OS_NAMES.key? os_code then
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raise "invalid OS_CODE `#{os_code}'"
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end
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Logging::message "#{OS_NAMES[os_code]}\n"
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defines << "OS_CODE=#{os_code}"
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$defs.concat(defines.collect{|d|' -D'+d})
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if zsrc
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$defs << "-DHAVE_CRC32_COMBINE"
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$defs << "-DHAVE_ADLER32_COMBINE"
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$defs << "-DHAVE_TYPE_Z_CRC_T"
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else
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have_func('crc32_combine', 'zlib.h')
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have_func('adler32_combine', 'zlib.h')
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have_type('z_crc_t', 'zlib.h')
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end
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create_makefile('zlib') {|conf|
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if zsrc
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conf << "ZSRC = $(srcdir)/#{File.basename(zsrc)}\n"
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conf << "all:\n"
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if $mingw or $mswin
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conf << "ZIMPLIB = zdll.lib\n"
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conf << "$(TARGET_SO): $(ZIMPLIB)\n"
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conf << "$(ZIMPLIB):\n"
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conf << "\t$(MAKE) -f $(ZSRC)/win32/Makefile.#{$nmake ? 'msc' : 'gcc'} TOP=$(ZSRC) $@\n"
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conf << "install-so: $(topdir)/#{dll}"
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conf << "$(topdir)/#{dll}: $(ZIMPLIB)\n"
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conf << "\t$(Q) $(COPY) #{dll} $(@D)\n"
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end
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end
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conf
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}
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end
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