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ruby/lib/mkmf.rb

1401 строка
35 KiB
Ruby
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# module to create Makefile for extension modules
# invoke like: ruby -r mkmf extconf.rb
require 'rbconfig'
require 'fileutils'
require 'shellwords'
CONFIG = Config::MAKEFILE_CONFIG
ORIG_LIBPATH = ENV['LIB']
CXX_EXT = %w[cc cxx cpp]
if /mswin|bccwin|mingw|msdosdjgpp|human|os2/ !~ CONFIG['build_os']
CXX_EXT.concat(%w[C])
end
SRC_EXT = %w[c m] << CXX_EXT
$static = $config_h = nil
unless defined? $configure_args
$configure_args = {}
args = CONFIG["configure_args"]
if ENV["CONFIGURE_ARGS"]
args << " " << ENV["CONFIGURE_ARGS"]
end
for arg in Shellwords::shellwords(args)
arg, val = arg.split('=', 2)
next unless arg
arg.tr!('_', '-')
if arg.sub!(/^(?!--)/, '--')
val or next
arg.downcase!
end
next if /^--(?:top|topsrc|src|cur)dir$/ =~ arg
$configure_args[arg] = val || true
end
for arg in ARGV
arg, val = arg.split('=', 2)
next unless arg
arg.tr!('_', '-')
if arg.sub!(/^(?!--)/, '--')
val or next
arg.downcase!
end
$configure_args[arg] = val || true
end
end
$libdir = CONFIG["libdir"]
$rubylibdir = CONFIG["rubylibdir"]
$archdir = CONFIG["archdir"]
$sitedir = CONFIG["sitedir"]
$sitelibdir = CONFIG["sitelibdir"]
$sitearchdir = CONFIG["sitearchdir"]
$mswin = /mswin/ =~ RUBY_PLATFORM
$bccwin = /bccwin/ =~ RUBY_PLATFORM
$mingw = /mingw/ =~ RUBY_PLATFORM
$cygwin = /cygwin/ =~ RUBY_PLATFORM
$human = /human/ =~ RUBY_PLATFORM
$netbsd = /netbsd/ =~ RUBY_PLATFORM
$os2 = /os2/ =~ RUBY_PLATFORM
$beos = /beos/ =~ RUBY_PLATFORM
$solaris = /solaris/ =~ RUBY_PLATFORM
def config_string(key, config = CONFIG)
s = config[key] and !s.empty? and block_given? ? yield(s) : s
end
def dir_re(dir)
Regexp.new('\$(?:\('+dir+'\)|\{'+dir+'\})(?:\$\(target_prefix\)|\{target_prefix\})?')
end
INSTALL_DIRS = [
[dir_re('commondir'), "$(RUBYCOMMONDIR)"],
[dir_re("sitedir"), "$(RUBYCOMMONDIR)"],
[dir_re('rubylibdir'), "$(RUBYLIBDIR)"],
[dir_re('archdir'), "$(RUBYARCHDIR)"],
[dir_re('sitelibdir'), "$(RUBYLIBDIR)"],
[dir_re('sitearchdir'), "$(RUBYARCHDIR)"]
]
def install_dirs(target_prefix = nil)
if $extout
dirs = [
['RUBYCOMMONDIR', '$(extout)'],
['RUBYLIBDIR', '$(extout)$(target_prefix)'],
['RUBYARCHDIR', '$(extout)/$(arch)$(target_prefix)'],
['extout', "#$extout"],
['extout_prefix', "#$extout_prefix"],
]
elsif $extmk
dirs = [
['RUBYCOMMONDIR', '$(rubylibdir)'],
['RUBYLIBDIR', '$(rubylibdir)$(target_prefix)'],
['RUBYARCHDIR', '$(archdir)$(target_prefix)'],
]
else
dirs = [
['RUBYCOMMONDIR', '$(sitedir)$(target_prefix)'],
['RUBYLIBDIR', '$(sitelibdir)$(target_prefix)'],
['RUBYARCHDIR', '$(sitearchdir)$(target_prefix)'],
]
end
dirs << ['target_prefix', (target_prefix ? "/#{target_prefix}" : "")]
dirs
end
def map_dir(dir, map = nil)
map ||= INSTALL_DIRS
map.inject(dir) {|dir, (orig, new)| dir.gsub(orig, new)}
end
topdir = File.dirname(libdir = File.dirname(__FILE__))
extdir = File.expand_path("ext", topdir)
$extmk = File.expand_path($0)[0, extdir.size+1] == extdir+"/"
if not $extmk and File.exist?(Config::CONFIG["archdir"] + "/ruby.h")
$hdrdir = $topdir = Config::CONFIG["archdir"]
elsif File.exist?(($top_srcdir ||= topdir) + "/ruby.h") and
File.exist?(($topdir ||= Config::CONFIG["topdir"]) + "/config.h")
$hdrdir = $top_srcdir
else
abort "can't find header files for ruby."
end
OUTFLAG = CONFIG['OUTFLAG']
CPPOUTFILE = CONFIG['CPPOUTFILE']
CONFTEST_C = "conftest.c"
class String
def quote
/\s/ =~ self ? "\"#{self}\"" : self
end
end
class Array
def quote
map {|s| s.quote}
end
end
def rm_f(*files)
FileUtils.rm_f(Dir[files.join("\0")])
end
def modified?(target, times)
(t = File.mtime(target)) rescue return nil
Array === times or times = [times]
t if times.all? {|n| n <= t}
end
def merge_libs(*libs)
libs.inject([]) do |x, y|
xy = x & y
xn = yn = 0
y = y.inject([]) {|ary, e| ary.last == e ? ary : ary << e}
y.each_with_index do |v, yi|
if xy.include?(v)
xi = [x.index(v), xn].max()
x[xi, 1] = y[yn..yi]
xn, yn = xi + (yi - yn + 1), yi + 1
end
end
x.concat(y[yn..-1] || [])
end
end
module Logging
@log = nil
@logfile = 'mkmf.log'
@orgerr = $stderr.dup
@orgout = $stdout.dup
@postpone = 0
def self::open
@log ||= File::open(@logfile, 'w')
@log.sync = true
$stderr.reopen(@log)
$stdout.reopen(@log)
yield
ensure
$stderr.reopen(@orgerr)
$stdout.reopen(@orgout)
end
def self::message(*s)
@log ||= File::open(@logfile, 'w')
@log.sync = true
@log.printf(*s)
end
def self::logfile file
@logfile = file
if @log and not @log.closed?
@log.flush
@log.close
@log = nil
end
end
def self::postpone
tmplog = "mkmftmp#{@postpone += 1}.log"
open do
log, *save = @log, @logfile, @orgout, @orgerr
@log, @logfile, @orgout, @orgerr = nil, tmplog, log, log
begin
log.print(open {yield})
@log.close
File::open(tmplog) {|t| FileUtils.copy_stream(t, log)}
ensure
@log, @logfile, @orgout, @orgerr = log, *save
@postpone -= 1
rm_f tmplog
end
end
end
end
def xsystem command
Logging::open do
puts command.quote
system(command)
end
end
def xpopen command, *mode, &block
Logging::open do
case mode[0]
when nil, /^r/
puts "#{command} |"
else
puts "| #{command}"
end
IO.popen(command, *mode, &block)
end
end
def log_src(src)
Logging::message <<"EOM", src
checked program was:
/* begin */
%s/* end */
EOM
end
def create_tmpsrc(src)
src = yield(src) if block_given?
src = src.sub(/[^\n]\z/, "\\&\n")
open(CONFTEST_C, "wb") do |cfile|
cfile.print src
end
src
end
def try_do(src, command, &b)
src = create_tmpsrc(src, &b)
xsystem(command)
ensure
log_src(src)
end
def link_command(ldflags, opt="", libpath=$LIBPATH)
Config::expand(TRY_LINK.dup,
CONFIG.merge('hdrdir' => $hdrdir.quote,
'src' => CONFTEST_C,
'INCFLAGS' => $INCFLAGS,
'CPPFLAGS' => $CPPFLAGS,
'CFLAGS' => "#$CFLAGS",
'ARCH_FLAG' => "#$ARCH_FLAG",
'LDFLAGS' => "#$LDFLAGS #{ldflags}",
'LIBPATH' => libpathflag(libpath),
'LOCAL_LIBS' => "#$LOCAL_LIBS #$libs",
'LIBS' => "#$LIBRUBYARG_STATIC #{opt} #$LIBS"))
end
def cc_command(opt="")
Config::expand("$(CC) -c #$INCFLAGS -I$(hdrdir) " \
"#$CPPFLAGS #$CFLAGS #$ARCH_FLAG #{opt} #{CONFTEST_C}",
CONFIG.merge('hdrdir' => $hdrdir.quote))
end
def cpp_command(outfile, opt="")
Config::expand("$(CPP) #$INCFLAGS -I$(hdrdir) " \
"#$CPPFLAGS #$CFLAGS #{opt} #{CONFTEST_C} #{outfile}",
CONFIG.merge('hdrdir' => $hdrdir.quote))
end
def libpathflag(libpath=$LIBPATH)
libpath.map{|x|
(x == "$(topdir)" ? LIBPATHFLAG : LIBPATHFLAG+RPATHFLAG) % x.quote
}.join
end
def try_link0(src, opt="", &b)
try_do(src, link_command("", opt), &b)
end
def try_link(src, opt="", &b)
try_link0(src, opt, &b)
ensure
rm_f "conftest*", "c0x32*"
end
def try_compile(src, opt="", &b)
try_do(src, cc_command(opt), &b)
ensure
rm_f "conftest*"
end
def try_cpp(src, opt="", &b)
try_do(src, cpp_command(CPPOUTFILE, opt), &b)
ensure
rm_f "conftest*"
end
def cpp_include(header)
if header
header = [header] unless header.kind_of? Array
header.map {|h| "#include <#{h}>\n"}.join
else
""
end
end
def with_cppflags(flags)
cppflags = $CPPFLAGS
$CPPFLAGS = flags
ret = yield
ensure
$CPPFLAGS = cppflags unless ret
end
def with_cflags(flags)
cflags = $CFLAGS
$CFLAGS = flags
ret = yield
ensure
$CFLAGS = cflags unless ret
end
def with_ldflags(flags)
ldflags = $LDFLAGS
$LDFLAGS = flags
ret = yield
ensure
$LDFLAGS = ldflags unless ret
end
def try_static_assert(expr, headers = nil, opt = "", &b)
headers = cpp_include(headers)
try_compile(<<SRC, opt, &b)
#{COMMON_HEADERS}
#{headers}
/*top*/
int conftest_const[(#{expr}) ? 1 : -1];
SRC
end
def try_constant(const, headers = nil, opt = "", &b)
includes = cpp_include(headers)
if CROSS_COMPILING
if try_static_assert("#{const} > 0", headers, opt)
# positive constant
elsif try_static_assert("#{const} < 0", headers, opt)
neg = true
const = "-(#{const})"
elsif try_static_assert("#{const} == 0", headers, opt)
return 0
else
# not a constant
return nil
end
upper = 1
until try_static_assert("#{const} <= #{upper}", headers, opt)
lower = upper
upper <<= 1
end
return nil unless lower
while upper > lower + 1
mid = (upper + lower) / 2
if try_static_assert("#{const} > #{mid}", headers, opt)
lower = mid
else
upper = mid
end
end
unless upper == lower
if try_static_assert("#{const} == #{lower}", headers, opt)
upper = lower
end
end
upper = -upper if neg
return upper
else
src = %{#{COMMON_HEADERS}
#{includes}
#include <stdio.h>
/*top*/
int conftest_const = (int)(#{const});
int main() {printf("%d\\n", conftest_const); return 0;}
}
if try_link0(src, opt, &b)
xpopen("./conftest") do |f|
return Integer(f.gets)
end
end
end
nil
end
def try_func(func, libs, headers = nil, &b)
headers = cpp_include(headers)
try_link(<<"SRC", libs, &b) or try_link(<<"SRC", libs, &b)
#{headers}
/*top*/
int main() { return 0; }
int t() { #{func}(); return 0; }
SRC
#{COMMON_HEADERS}
#{headers}
/*top*/
int main() { return 0; }
int t() { void ((*volatile p)()); p = (void ((*)()))#{func}; return 0; }
SRC
end
def try_var(var, headers = nil, &b)
headers = cpp_include(headers)
try_compile(<<"SRC", &b)
#{COMMON_HEADERS}
#{headers}
/*top*/
int main() { return 0; }
int t() { void *volatile p; p = (void *)&#{var}; return 0; }
SRC
end
def egrep_cpp(pat, src, opt = "", &b)
src = create_tmpsrc(src, &b)
xpopen(cpp_command('', opt)) do |f|
if Regexp === pat
puts(" ruby -ne 'print if #{pat.inspect}'")
f.grep(pat) {|l|
puts "#{f.lineno}: #{l}"
return true
}
false
else
puts(" egrep '#{pat}'")
begin
stdin = $stdin.dup
$stdin.reopen(f)
system("egrep", pat)
ensure
$stdin.reopen(stdin)
end
end
end
ensure
rm_f "conftest*"
log_src(src)
end
def macro_defined?(macro, src, opt = "", &b)
src = src.sub(/[^\n]\z/, "\\&\n")
try_compile(src + <<"SRC", opt, &b)
/*top*/
#ifndef #{macro}
# error
>>>>>> #{macro} undefined <<<<<<
#endif
SRC
end
def try_run(src, opt = "", &b)
if try_link0(src, opt, &b)
xsystem("./conftest")
else
nil
end
ensure
rm_f "conftest*"
end
def install_files(mfile, ifiles, map = nil, srcprefix = nil)
ifiles or return
srcprefix ||= '$(srcdir)'
Config::expand(srcdir = srcprefix.dup)
dirs = []
path = Hash.new {|h, i| h[i] = dirs.push([i])[-1]}
ifiles.each do |files, dir, prefix|
dir = map_dir(dir, map)
prefix = %r|\A#{Regexp.quote(prefix)}/?| if prefix
if /\A\.\// =~ files
# install files which are in current working directory.
files = files[2..-1]
len = nil
else
# install files which are under the $(srcdir).
files = File.join(srcdir, files)
len = srcdir.size
end
f = nil
Dir.glob(files) do |f|
f[0..len] = "" if len
d = File.dirname(f)
d.sub!(prefix, "") if prefix
d = (d.empty? || d == ".") ? dir : File.join(dir, d)
f = File.join(srcprefix, f) if len
path[d] << f
end
unless len or f
d = File.dirname(files)
d.sub!(prefix, "") if prefix
d = (d.empty? || d == ".") ? dir : File.join(dir, d)
path[d] << files
end
end
dirs
end
def install_rb(mfile, dest, srcdir = nil)
install_files(mfile, [["lib/**/*.rb", dest, "lib"]], nil, srcdir)
end
def append_library(libs, lib)
format(LIBARG, lib) + " " + libs
end
def message(*s)
unless $extmk and not $VERBOSE
printf(*s)
$stdout.flush
end
end
def checking_for(m, fmt = nil)
f = caller[0][/in `(.*)'$/, 1] and f << ": " #` for vim
m = "checking for #{m}... "
message "%s", m
a = r = nil
Logging::postpone do
r = yield
a = (fmt ? fmt % r : r ? "yes" : "no") << "\n"
"#{f}#{m}-------------------- #{a}\n"
end
message(a)
Logging::message "--------------------\n\n"
r
end
def have_macro(macro, headers = nil, opt = "", &b)
m = "#{macro}"
m << " in #{headers.inspect}" if headers
checking_for m do
macro_defined?(macro, cpp_include(headers), opt, &b)
end
end
def have_library(lib, func = nil, header=nil, &b)
func = "main" if !func or func.empty?
lib = with_config(lib+'lib', lib)
checking_for "#{func}() in #{LIBARG%lib}" do
if COMMON_LIBS.include?(lib)
true
else
libs = append_library($libs, lib)
if try_func(func, libs, header, &b)
$libs = libs
true
else
false
end
end
end
end
def find_library(lib, func, *paths, &b)
func = "main" if !func or func.empty?
lib = with_config(lib+'lib', lib)
paths = paths.collect {|path| path.split(File::PATH_SEPARATOR)}.flatten
checking_for "#{func}() in #{LIBARG%lib}" do
libpath = $LIBPATH
libs = append_library($libs, lib)
begin
until r = try_func(func, libs, &b) or paths.empty?
$LIBPATH = libpath | [paths.shift]
end
if r
$libs = libs
libpath = nil
end
ensure
$LIBPATH = libpath if libpath
end
r
end
end
def have_func(func, headers = nil, &b)
checking_for "#{func}()" do
if try_func(func, $libs, headers, &b)
$defs.push(format("-DHAVE_%s", func.upcase))
true
else
false
end
end
end
def have_var(var, headers = nil, &b)
checking_for "#{var}" do
if try_var(var, headers, &b)
$defs.push(format("-DHAVE_%s", var.upcase))
true
else
false
end
end
end
def have_header(header, &b)
checking_for header do
if try_cpp(cpp_include(header), &b)
$defs.push(format("-DHAVE_%s", header.tr("a-z./\055", "A-Z___")))
true
else
false
end
end
end
def find_header(header, *paths)
checking_for header do
if try_cpp(cpp_include(header))
true
else
found = false
paths.each do |dir|
opt = "-I#{dir}".quote
if try_cpp(cpp_include(header), opt)
$INCFLAGS << " " << opt
found = true
break
end
end
found
end
end
end
def have_struct_member(type, member, header = nil, &b)
checking_for "#{type}.#{member}" do
if try_compile(<<"SRC", &b)
#{COMMON_HEADERS}
#{cpp_include(header)}
/*top*/
int main() { return 0; }
int s = (char *)&((#{type}*)0)->#{member} - (char *)0;
SRC
$defs.push(format("-DHAVE_ST_%s", member.upcase))
true
else
false
end
end
end
def have_type(type, header = nil, opt = "", &b)
checking_for type do
header = cpp_include(header)
if try_compile(<<"SRC", opt, &b) or (/\A\w+\z/n =~ type && try_compile(<<"SRC", opt, &b))
#{COMMON_HEADERS}
#{header}
/*top*/
static #{type} t;
SRC
#{COMMON_HEADERS}
#{header}
/*top*/
static #{type} *t;
SRC
$defs.push(format("-DHAVE_TYPE_%s", type.strip.upcase.tr_s("^A-Z0-9_", "_")))
true
else
false
end
end
end
def check_sizeof(type, header = nil, &b)
expr = "sizeof(#{type})"
m = "checking size of #{type}... "
message "%s", m
a = size = nil
Logging::postpone do
if size = try_constant(expr, header, &b)
$defs.push(format("-DSIZEOF_%s=%d", type.upcase.tr_s("^A-Z0-9_", "_"), size))
a = "#{size}\n"
else
a = "failed\n"
end
"check_sizeof: #{m}-------------------- #{a}\n"
end
message(a)
Logging::message "--------------------\n\n"
size
end
def scalar_ptr_type?(type, member = nil, headers = nil, &b)
try_compile(<<"SRC", &b) # pointer
#{COMMON_HEADERS}
#{cpp_include(headers)}
/*top*/
volatile #{type} conftestval;
int main() { return 0; }
int t() {return (int)(1-*(conftestval#{member ? ".#{member}" : ""}));}
SRC
end
def scalar_type?(type, member = nil, headers = nil, &b)
try_compile(<<"SRC", &b) # pointer
#{COMMON_HEADERS}
#{cpp_include(headers)}
/*top*/
volatile #{type} conftestval;
int main() { return 0; }
int t() {return (int)(1-(conftestval#{member ? ".#{member}" : ""}));}
SRC
end
def what_type?(type, member = nil, headers = nil, &b)
m = "#{type}"
name = type
if member
m << "." << member
name = "(((#{type} *)0)->#{member})"
end
m << " in #{headers.inspect}" if headers
fmt = "seems %s"
def fmt.%(x)
x ? super : "unknown"
end
checking_for m, fmt do
if scalar_ptr_type?(type, member, headers, &b)
if try_static_assert("sizeof(*#{name}) == 1", headers)
"string"
end
elsif scalar_type?(type, member, headers, &b)
if try_static_assert("sizeof(#{name}) > sizeof(long)", headers)
"long long"
elsif try_static_assert("sizeof(#{name}) > sizeof(int)", headers)
"long"
elsif try_static_assert("sizeof(#{name}) > sizeof(short)", headers)
"int"
elsif try_static_assert("sizeof(#{name}) > 1", headers)
"short"
else
"char"
end
end
end
end
def find_executable0(bin, path = nil)
ext = config_string('EXEEXT')
if File.expand_path(bin) == bin
return bin if File.executable?(bin)
return file if ext and File.executable?(file = bin + ext)
return nil
end
if path ||= ENV['PATH']
path = path.split(File::PATH_SEPARATOR)
else
path = %w[/usr/local/bin /usr/ucb /usr/bin /bin]
end
file = nil
path.each do |dir|
return file if File.executable?(file = File.join(dir, bin))
return file if ext and File.executable?(file << ext)
end
nil
end
def find_executable(bin, path = nil)
checking_for bin do
find_executable0(bin, path)
end
end
def arg_config(config, *defaults, &block)
$arg_config << [config, *defaults]
defaults << nil if !block and defaults.empty?
$configure_args.fetch(config.tr('_', '-'), *defaults, &block)
end
def with_config(config, *defaults)
config = config.sub(/^--with[-_]/, '')
val = arg_config("--with-"+config) do
if arg_config("--without-"+config)
false
elsif block_given?
yield(config, *defaults)
else
break *defaults
end
end
case val
when "yes"
true
when "no"
false
else
val
end
end
def enable_config(config, *defaults)
if arg_config("--enable-"+config)
true
elsif arg_config("--disable-"+config)
false
elsif block_given?
yield(config, *defaults)
else
return *defaults
end
end
def create_header(header = "extconf.h")
message "creating %s\n", header
if $defs.length > 0
sym = header.tr("a-z./\055", "A-Z___")
open(header, "w") do |hfile|
hfile.print "#ifndef #{sym}\n#define #{sym}\n"
for line in $defs
case line
when /^-D([^=]+)(?:=(.*))?/
hfile.print "#define #$1 #{$2 || 1}\n"
when /^-U(.*)/
hfile.print "#undef #$1\n"
end
end
hfile.print "#endif\n"
end
end
end
def dir_config(target, idefault=nil, ldefault=nil)
if dir = with_config(target + "-dir", (idefault unless ldefault))
defaults = Array === dir ? dir : dir.split(File::PATH_SEPARATOR)
idefault = ldefault = nil
end
idir = with_config(target + "-include", idefault)
$arg_config.last[1] ||= "${#{target}-dir}/include"
ldir = with_config(target + "-lib", ldefault)
$arg_config.last[1] ||= "${#{target}-dir}/lib"
idirs = idir ? Array === idir ? idir : idir.split(File::PATH_SEPARATOR) : []
if defaults
idirs.concat(defaults.collect {|dir| dir + "/include"})
idir = ([idir] + idirs).compact.join(File::PATH_SEPARATOR)
end
unless idirs.empty?
idirs.collect! {|dir| "-I" + dir}
idirs -= Shellwords.shellwords($CPPFLAGS)
unless idirs.empty?
$CPPFLAGS = (idirs.quote << $CPPFLAGS).join(" ")
end
end
ldirs = ldir ? Array === ldir ? ldir : ldir.split(File::PATH_SEPARATOR) : []
if defaults
ldirs.concat(defaults.collect {|dir| dir + "/lib"})
ldir = ([ldir] + ldirs).compact.join(File::PATH_SEPARATOR)
end
$LIBPATH = ldirs | $LIBPATH
[idir, ldir]
end
def pkg_config(pkg)
unless defined?($PKGCONFIG)
if pkgconfig = with_config("pkg-config", !CROSS_COMPILING && "pkg-config")
find_executable0(pkgconfig) or pkgconfig = nil
end
$PKGCONFIG = pkgconfig
end
if $PKGCONFIG and system("#{$PKGCONFIG} --exists #{pkg}")
cflags = `#{$PKGCONFIG} --cflags #{pkg}`.chomp
ldflags = `#{$PKGCONFIG} --libs #{pkg}`.chomp
libs = `#{$PKGCONFIG} --libs-only-l #{pkg}`.chomp
ldflags = (Shellwords.shellwords(ldflags) - Shellwords.shellwords(libs)).quote.join(" ")
$CFLAGS += " " << cflags
$LDFLAGS += " " << ldflags
$libs += " " << libs
Logging::message "package configuration for %s\n", pkg
Logging::message "cflags: %s\nldflags: %s\nlibs: %s\n\n",
cflags, ldflags, libs
[cflags, ldflags, libs]
end
end
def with_destdir(dir)
/^\$[\(\{]/ =~ dir ? dir : "$(DESTDIR)"+dir
end
def winsep(s)
s.tr('/', '\\')
end
def configuration(srcdir)
mk = []
vpath = %w[$(srcdir) $(topdir) $(hdrdir)]
if !CROSS_COMPILING
case CONFIG['build_os']
when 'cygwin'
if CONFIG['target_os'] != 'cygwin'
vpath.each {|p| p.sub!(/.*/, '$(shell cygpath -u \&)')}
end
when 'msdosdjgpp', 'mingw32'
CONFIG['PATH_SEPARATOR'] = ';'
end
end
mk << %{
SHELL = /bin/sh
#### Start of system configuration section. ####
srcdir = #{srcdir.gsub(/\$\((srcdir)\)|\$\{(srcdir)\}/) {CONFIG[$1||$2]}.quote}
topdir = #{($extmk ? CONFIG["topdir"] : $topdir).quote}
hdrdir = #{$extmk ? CONFIG["hdrdir"].quote : '$(topdir)'}
VPATH = #{vpath.join(CONFIG['PATH_SEPARATOR'])}
}
drive = File::PATH_SEPARATOR == ';' ? /\A\w:/ : /\A/
if destdir = CONFIG["prefix"].scan(drive)[0] and !destdir.empty?
mk << "\nDESTDIR = #{destdir}\n"
end
CONFIG.each do |key, var|
next unless /prefix$/ =~ key
mk << "#{key} = #{with_destdir(var.sub(drive, ''))}\n"
end
CONFIG.each do |key, var|
next if /^abs_/ =~ key
next unless /^(?:src|top|hdr|(.*))dir$/ =~ key and $1
mk << "#{key} = #{with_destdir(var.sub(drive, ''))}\n"
end
if !$extmk and !$configure_args.has_key?('--ruby') and
sep = config_string('BUILD_FILE_SEPARATOR')
sep = ":/=#{sep}"
else
sep = ""
end
mk << %{
CC = #{CONFIG['CC']}
CXX = #{CONFIG['CXX']}
LIBRUBY = #{CONFIG['LIBRUBY']}
LIBRUBY_A = #{CONFIG['LIBRUBY_A']}
LIBRUBYARG_SHARED = #$LIBRUBYARG_SHARED
LIBRUBYARG_STATIC = #$LIBRUBYARG_STATIC
CFLAGS = #{CONFIG['CCDLFLAGS'] unless $static} #$CFLAGS #$ARCH_FLAG
CPPFLAGS = -I. -I$(topdir) -I$(hdrdir) -I$(srcdir) #{$defs.join(" ")} #{$CPPFLAGS}
CXXFLAGS = $(CFLAGS) #{CONFIG['CXXFLAGS']}
DLDFLAGS = #$LDFLAGS #$DLDFLAGS #$ARCH_FLAG
LDSHARED = #{CONFIG['LDSHARED']}
LDSHAREDXX = #{config_string('LDSHAREDXX') || '$(LDSHARED)'}
AR = #{CONFIG['AR']}
EXEEXT = #{CONFIG['EXEEXT']}
RUBY_INSTALL_NAME = #{CONFIG['RUBY_INSTALL_NAME']}
RUBY_SO_NAME = #{CONFIG['RUBY_SO_NAME']}
arch = #{CONFIG['arch']}
sitearch = #{CONFIG['sitearch']}
ruby_version = #{Config::CONFIG['ruby_version']}
ruby = #{$ruby}
RUBY = $(ruby#{sep})
RM = #{config_string('RM') || '$(RUBY) -run -e rm -- -f'}
MAKEDIRS = #{config_string('MAKEDIRS') || '@$(RUBY) -run -e mkdir -- -p'}
INSTALL = #{config_string('INSTALL') || '@$(RUBY) -run -e install -- -vp'}
INSTALL_PROG = #{config_string('INSTALL_PROG') || '$(INSTALL) -m 0755'}
INSTALL_DATA = #{config_string('INSTALL_DATA') || '$(INSTALL) -m 0644'}
COPY = #{config_string('CP') || '@$(RUBY) -run -e cp -- -v'}
#### End of system configuration section. ####
preload = #{$preload.join(" ") if $preload}
}
if $nmake == ?b
mk.each do |x|
x.gsub!(/^(MAKEDIRS|INSTALL_(?:PROG|DATA))+\s*=.*\n/) do
"!ifndef " + $1 + "\n" +
$& +
"!endif\n"
end
end
end
mk
end
def dummy_makefile(srcdir)
configuration(srcdir) << <<RULES << CLEANINGS
CLEANFILES = #{$cleanfiles.join(' ')}
DISTCLEANFILES = #{$distcleanfiles.join(' ')}
all install static install-so install-rb: Makefile
RULES
end
def create_makefile(target, srcprefix = nil)
$target = target
libpath = $LIBPATH
message "creating Makefile\n"
rm_f "conftest*"
if CONFIG["DLEXT"] == $OBJEXT
for lib in libs = $libs.split
lib.sub!(/-l(.*)/, %%"lib\\1.#{$LIBEXT}"%)
end
$defs.push(format("-DEXTLIB='%s'", libs.join(",")))
end
if target.include?('/')
target_prefix, target = File.split(target)
target_prefix[0,0] = '/'
else
target_prefix = ""
end
srcprefix ||= '$(srcdir)'
Config::expand(srcdir = srcprefix.dup)
if not $objs
$objs = []
srcs = Dir[File.join(srcdir, "*.{#{SRC_EXT.join(%q{,})}}")]
for f in srcs
obj = File.basename(f, ".*") << ".o"
$objs.push(obj) unless $objs.index(obj)
end
elsif !(srcs = $srcs)
srcs = $objs.collect {|obj| obj.sub(/\.o\z/, '.c')}
end
for i in $objs
i.sub!(/\.o\z/, ".#{$OBJEXT}")
end
$objs = $objs.join(" ")
target = nil if $objs == ""
if target and EXPORT_PREFIX
if File.exist?(File.join(srcdir, target + '.def'))
deffile = "$(srcdir)/$(TARGET).def"
unless EXPORT_PREFIX.empty?
makedef = %{-pe "sub!(/^(?=\\w)/,'#{EXPORT_PREFIX}') unless 1../^EXPORTS$/i"}
end
else
makedef = %{-e "puts 'EXPORTS', '#{EXPORT_PREFIX}Init_$(TARGET)'"}
end
if makedef
$distcleanfiles << '$(DEFFILE)'
origdef = deffile
deffile = "$(TARGET)-$(arch).def"
end
end
libpath = libpathflag(libpath)
dllib = target ? "$(TARGET).#{CONFIG['DLEXT']}" : ""
staticlib = target ? "$(TARGET).#$LIBEXT" : ""
mfile = open("Makefile", "wb")
mfile.print configuration(srcprefix)
mfile.print %{
libpath = #{$LIBPATH.join(" ")}
LIBPATH = #{libpath}
DEFFILE = #{deffile}
CLEANFILES = #{$cleanfiles.join(' ')}
DISTCLEANFILES = #{$distcleanfiles.join(' ')}
extout = #{$extout}
extout_prefix = #{$extout_prefix}
target_prefix = #{target_prefix}
LOCAL_LIBS = #{$LOCAL_LIBS}
LIBS = #{$LIBRUBYARG} #{$libs} #{$LIBS}
SRCS = #{srcs.collect(&File.method(:basename)).join(' ')}
OBJS = #{$objs}
TARGET = #{target}
DLLIB = #{dllib}
STATIC_LIB = #{staticlib unless $static.nil?}
}
install_dirs.each {|d| mfile.print("%-14s= %s\n" % d) if /^[[:upper:]]/ =~ d[0]}
n = ($extout ? '$(RUBYARCHDIR)/' : '') + '$(TARGET).'
mfile.print %{
TARGET_SO = #{($extout ? '$(RUBYARCHDIR)/' : '')}$(DLLIB)
CLEANLIBS = #{n}#{CONFIG['DLEXT']} #{n}il? #{n}tds #{n}map
CLEANOBJS = *.#{$OBJEXT} *.#{$LIBEXT} *.s[ol] *.pdb *.exp *.bak
all: #{target ? $extout ? "install" : "$(DLLIB)" : "Makefile"}
static: $(STATIC_LIB)#{$extout ? " install-rb" : ""}
}
mfile.print CLEANINGS
dirs = []
mfile.print "install: install-so install-rb\n\n"
sodir = (dir = "$(RUBYARCHDIR)").dup
mfile.print("install-so: #{dir}\n")
if target
f = "$(DLLIB)"
dest = "#{dir}/#{f}"
mfile.print "install-so: #{dest}\n"
unless $extout
mfile.print "#{dest}: #{f}\n"
if (sep = config_string('BUILD_FILE_SEPARATOR'))
f.gsub!("/", sep)
dir.gsub!("/", sep)
sep = ":/="+sep
f.gsub!(/(\$\(\w+)(\))/) {$1+sep+$2}
f.gsub!(/(\$\{\w+)(\})/) {$1+sep+$2}
dir.gsub!(/(\$\(\w+)(\))/) {$1+sep+$2}
dir.gsub!(/(\$\{\w+)(\})/) {$1+sep+$2}
end
mfile.print "\t$(INSTALL_PROG) #{f} #{dir}\n"
end
end
mfile.print("install-rb: pre-install-rb install-rb-default\n")
mfile.print("install-rb-default: pre-install-rb-default\n")
mfile.print("pre-install-rb: Makefile\n")
mfile.print("pre-install-rb-default: Makefile\n")
for sfx, i in [["-default", [["lib/**/*.rb", "$(RUBYLIBDIR)", "lib"]]], ["", $INSTALLFILES]]
files = install_files(mfile, i, nil, srcprefix) or next
for dir, *files in files
unless dirs.include?(dir)
dirs << dir
mfile.print "pre-install-rb#{sfx}: #{dir}\n"
end
files.each do |f|
dest = "#{dir}/#{File.basename(f)}"
mfile.print("install-rb#{sfx}: #{dest}\n")
mfile.print("#{dest}: #{f}\n\t$(#{$extout ? 'COPY' : 'INSTALL_DATA'}) ")
sep = config_string('BUILD_FILE_SEPARATOR')
if sep
f = f.gsub("/", sep)
sep = ":/="+sep
f = f.gsub(/(\$\(\w+)(\))/) {$1+sep+$2}
f = f.gsub(/(\$\{\w+)(\})/) {$1+sep+$2}
else
sep = ""
end
mfile.print("#{f} $(@D#{sep})\n")
end
end
end
dirs.unshift(sodir) if target and !dirs.include?(sodir)
dirs.each {|dir| mfile.print "#{dir}:\n\t$(MAKEDIRS) $@\n"}
mfile.print <<-SITEINSTALL
site-install: site-install-so site-install-rb
site-install-so: install-so
site-install-rb: install-rb
SITEINSTALL
return unless target
mfile.puts SRC_EXT.collect {|ext| ".path.#{ext} = $(VPATH)"} if $nmake == ?b
mfile.print ".SUFFIXES: .#{SRC_EXT.join(' .')} .#{$OBJEXT}\n"
mfile.print "\n"
CXX_EXT.each do |ext|
COMPILE_RULES.each do |rule|
mfile.printf(rule, ext, $OBJEXT)
mfile.printf("\n\t%s\n\n", COMPILE_CXX)
end
end
%w[c].each do |ext|
COMPILE_RULES.each do |rule|
mfile.printf(rule, ext, $OBJEXT)
mfile.printf("\n\t%s\n\n", COMPILE_C)
end
end
mfile.print "$(RUBYARCHDIR)/" if $extout
mfile.print "$(DLLIB): ", (makedef ? "$(DEFFILE) " : ""), "$(OBJS)\n\t"
mfile.print "@-$(RM) $@\n\t"
mfile.print "@-$(MAKEDIRS) $(@D)\n\t" if $extout
link_so = LINK_SO
if srcs.any?(&%r"\.(?:#{CXX_EXT.join('|')})\z".method(:===))
link_so = link_so.sub(/\bLDSHARED\b/, '\&XX')
end
mfile.print link_so, "\n\n"
unless $static.nil?
mfile.print "$(STATIC_LIB): $(OBJS)\n\t"
mfile.print "$(AR) #{config_string('ARFLAGS') || 'cru '}$@ $(OBJS)"
config_string('RANLIB') do |ranlib|
mfile.print "\n\t@-#{ranlib} $(DLLIB) 2> /dev/null || true"
end
end
mfile.print "\n\n"
if makedef
mfile.print "$(DEFFILE): #{origdef}\n"
mfile.print "\t$(RUBY) #{makedef} #{origdef} > $@\n\n"
end
depend = File.join(srcdir, "depend")
if File.exist?(depend)
suffixes = []
depout = []
open(depend, "r") do |dfile|
mfile.printf "###\n"
cont = implicit = nil
impconv = proc do
COMPILE_RULES.each {|rule| depout << (rule % implicit[0]) << implicit[1]}
implicit = nil
end
ruleconv = proc do |line|
if implicit
if /\A\t/ =~ line
implicit[1] << line
next
else
impconv[]
end
end
if m = /\A\.(\w+)\.(\w+)(?:\s*:)/.match(line)
suffixes << m[1] << m[2]
implicit = [[m[1], m[2]], [m.post_match]]
next
elsif RULE_SUBST and /\A[$\w][^#]*:/ =~ line
line.gsub!(%r"(?<=\s)(?!\.)([^$(){}+=:\s\/\\,]+)(?=\s|\z)") {|*m| RULE_SUBST % m}
end
depout << line
end
while line = dfile.gets()
line.gsub!(/\.o\b/, ".#{$OBJEXT}")
line.gsub!(/\$\(hdrdir\)\/config.h/, $config_h) if $config_h
if /(?:^|[^\\])(?:\\\\)*\\$/ =~ line
(cont ||= []) << line
next
elsif cont
line = (cont << line).join
cont = nil
end
ruleconv.call(line)
end
if cont
ruleconv.call(cont.join)
elsif implicit
impconv.call
end
end
unless suffixes.empty?
mfile.print ".SUFFIXES: .", suffixes.uniq.join(" ."), "\n\n"
end
mfile.print depout
else
headers = %w[ruby.h defines.h]
if RULE_SUBST
headers.each {|h| h.sub!(/.*/) {|*m| RULE_SUBST % m}}
end
headers << $config_h if $config_h
mfile.print "$(OBJS): ", headers.join(' '), "\n"
end
$makefile_created = true
ensure
mfile.close if mfile
end
def init_mkmf(config = CONFIG)
$makefile_created = false
$arg_config = []
$enable_shared = config['ENABLE_SHARED'] == 'yes'
$defs = []
$CFLAGS = with_config("cflags", arg_config("CFLAGS", config["CFLAGS"])).dup
$ARCH_FLAG = with_config("arch_flag", arg_config("ARCH_FLAG", config["ARCH_FLAG"])).dup
$CPPFLAGS = with_config("cppflags", arg_config("CPPFLAGS", config["CPPFLAGS"])).dup
$LDFLAGS = (with_config("ldflags") || "").dup
$INCFLAGS = "-I$(topdir)"
$DLDFLAGS = with_config("dldflags", arg_config("DLDFLAGS", config["DLDFLAGS"])).dup
$LIBEXT = config['LIBEXT'].dup
$OBJEXT = config["OBJEXT"].dup
$LIBS = "#{config['LIBS']} #{config['DLDLIBS']}"
$LIBRUBYARG = ""
$LIBRUBYARG_STATIC = config['LIBRUBYARG_STATIC']
$LIBRUBYARG_SHARED = config['LIBRUBYARG_SHARED']
$LIBPATH = $extmk ? ["$(topdir)"] : CROSS_COMPILING ? [] : ["$(libdir)"]
$INSTALLFILES = nil
$objs = nil
$srcs = nil
$libs = ""
if $enable_shared or Config.expand(config["LIBRUBY"].dup) != Config.expand(config["LIBRUBY_A"].dup)
$LIBRUBYARG = config['LIBRUBYARG']
end
$LOCAL_LIBS = ""
$cleanfiles = config_string('CLEANFILES') {|s| Shellwords.shellwords(s)} || []
$distcleanfiles = config_string('DISTCLEANFILES') {|s| Shellwords.shellwords(s)} || []
$extout ||= nil
$extout_prefix ||= nil
$arg_config.clear
dir_config("opt")
end
FailedMessage = <<MESSAGE
Could not create Makefile due to some reason, probably lack of
necessary libraries and/or headers. Check the mkmf.log file for more
details. You may need configuration options.
Provided configuration options:
MESSAGE
def mkmf_failed(path)
unless $makefile_created or File.exist?("Makefile")
opts = $arg_config.collect {|t, n| "\t#{t}#{"=#{n}" if n}\n"}
abort "*** #{path} failed ***\n" + FailedMessage + opts.join
end
end
init_mkmf
$make = with_config("make-prog", ENV["MAKE"] || "make")
make, = Shellwords.shellwords($make)
$nmake = nil
case
when $mswin
$nmake = ?m if /nmake/i =~ make
when $bccwin
$nmake = ?b if /Borland/i =~ `#{make} -h`
end
Config::CONFIG["srcdir"] = CONFIG["srcdir"] =
$srcdir = arg_config("--srcdir", File.dirname($0))
$configure_args["--topsrcdir"] ||= $srcdir
if $curdir = arg_config("--curdir")
Config.expand(curdir = $curdir.dup)
else
curdir = $curdir = "."
end
unless File.expand_path(Config::CONFIG["topdir"]) == File.expand_path(curdir)
CONFIG["topdir"] = $curdir
Config::CONFIG["topdir"] = curdir
end
$configure_args["--topdir"] ||= $curdir
$ruby = arg_config("--ruby", File.join(Config::CONFIG["bindir"], CONFIG["ruby_install_name"]))
split = Shellwords.method(:shellwords).to_proc
EXPORT_PREFIX = config_string('EXPORT_PREFIX') {|s| s.strip}
hdr = []
config_string('COMMON_MACROS') do |s|
Shellwords.shellwords(s).each do |s|
/(.*?)(?:=(.*))/ =~ s
hdr << "#define #$1 #$2"
end
end
config_string('COMMON_HEADERS') do |s|
Shellwords.shellwords(s).each {|s| hdr << "#include <#{s}>"}
end
COMMON_HEADERS = (hdr.join("\n") unless hdr.empty?)
COMMON_LIBS = config_string('COMMON_LIBS', &split) || []
COMPILE_RULES = config_string('COMPILE_RULES', &split) || %w[.%s.%s:]
RULE_SUBST = config_string('RULE_SUBST')
COMPILE_C = config_string('COMPILE_C') || '$(CC) $(CFLAGS) $(CPPFLAGS) -c $<'
COMPILE_CXX = config_string('COMPILE_CXX') || '$(CXX) $(CXXFLAGS) $(CPPFLAGS) -c $<'
TRY_LINK = config_string('TRY_LINK') ||
"$(CC) #{OUTFLAG}conftest $(INCFLAGS) -I$(hdrdir) $(CPPFLAGS) " \
"$(CFLAGS) $(src) $(LIBPATH) $(LDFLAGS) $(ARCH_FLAG) $(LOCAL_LIBS) $(LIBS)"
LINK_SO = config_string('LINK_SO') ||
if CONFIG["DLEXT"] == $OBJEXT
"ld $(DLDFLAGS) -r -o $@ $(OBJS)\n"
else
"$(LDSHARED) $(DLDFLAGS) $(LIBPATH) #{OUTFLAG}$@ " \
"$(OBJS) $(LOCAL_LIBS) $(LIBS)"
end
LIBPATHFLAG = config_string('LIBPATHFLAG') || ' -L"%s"'
RPATHFLAG = config_string('RPATHFLAG') || ''
LIBARG = config_string('LIBARG') || '-l%s'
sep = File::ALT_SEPARATOR ? ":/=#{File::ALT_SEPARATOR}" : ''
CLEANINGS = "
clean:
@-$(RM) $(CLEANLIBS#{sep}) $(CLEANOBJS#{sep}) $(CLEANFILES#{sep})
distclean: clean
@-$(RM) Makefile extconf.h conftest.* mkmf.log
@-$(RM) core ruby$(EXEEXT) *~ $(DISTCLEANFILES#{sep})
realclean: distclean
"
if not $extmk and /\A(extconf|makefile).rb\z/ =~ File.basename($0)
END {mkmf_failed($0)}
end
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