mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
c1bbe10599
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@882 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
518 lines
11 KiB
Ruby
518 lines
11 KiB
Ruby
# module to create Makefile for extension modules
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# invoke like: ruby -r mkmf extconf.rb
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require 'rbconfig'
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require 'find'
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CONFIG = Config::MAKEFILE_CONFIG
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SRC_EXT = ["c", "cc", "m", "cxx", "cpp", "C"]
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$config_cache = CONFIG["compile_dir"]+"/ext/config.cache"
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$srcdir = CONFIG["srcdir"]
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$libdir = CONFIG["libdir"]+"/ruby/"+CONFIG["MAJOR"]+"."+CONFIG["MINOR"]
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$archdir = $libdir+"/"+CONFIG["arch"]
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$sitelibdir = CONFIG["sitedir"]+"/"+CONFIG["MAJOR"]+"."+CONFIG["MINOR"]
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$sitearchdir = $sitelibdir+"/"+CONFIG["arch"]
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if File.exist? $archdir + "/ruby.h"
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$hdrdir = $archdir
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elsif File.exist? $srcdir + "/ruby.h"
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$hdrdir = $srcdir
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else
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STDERR.print "can't find header files for ruby.\n"
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exit 1
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end
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$topdir = $hdrdir
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$hdrdir.gsub!('/', '\\') if RUBY_PLATFORM =~ /mswin32/
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CFLAGS = CONFIG["CFLAGS"]
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if RUBY_PLATFORM == "m68k-human"
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CFLAGS.gsub!(/-c..-stack=[0-9]+ */, '')
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elsif RUBY_PLATFORM =~ /-nextstep|-rhapsody/
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CFLAGS.gsub!( /-arch\s\w*/, '' )
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end
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if FileTest.readable? 'nul'
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$null = open('nul', 'w')
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elsif FileTest.readable? '/dev/null'
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$null = open('/dev/null', 'w')
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else
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$null = open('test.log', 'w')
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end
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LINK = "#{CONFIG['CC']} -o conftest -I#{$hdrdir} #{CFLAGS} -I#{CONFIG['includedir']} %s #{CONFIG['LDFLAGS']} %s conftest.c %s %s #{CONFIG['LIBS']}"
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CPP = "#{CONFIG['CPP']} -E -I#{$hdrdir} #{CFLAGS} -I#{CONFIG['includedir']} %s %s conftest.c"
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def rm_f(*files)
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targets = []
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for file in files
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targets.concat Dir[file]
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end
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if not targets.empty?
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File::chmod 0777, *targets
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File::unlink *targets
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end
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end
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$orgerr = $stderr.dup
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$orgout = $stdout.dup
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def xsystem command
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if $DEBUG
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print command, "\n"
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return system(command)
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end
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$stderr.reopen($null)
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$stdout.reopen($null)
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r = system(command)
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$stderr.reopen($orgerr)
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$stdout.reopen($orgout)
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return r
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end
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def try_link0(src, opt="")
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cfile = open("conftest.c", "w")
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cfile.print src
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cfile.close
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xsystem(format(LINK, $CFLAGS, $LDFLAGS, opt, $LOCAL_LIBS))
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end
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def try_link(src, opt="")
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begin
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try_link0(src, opt)
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ensure
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rm_f "conftest*"
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end
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end
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def try_cpp(src, opt="")
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cfile = open("conftest.c", "w")
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cfile.print src
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cfile.close
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begin
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xsystem(format(CPP, $CFLAGS, opt))
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ensure
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rm_f "conftest*"
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end
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end
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def egrep_cpp(pat, src, opt="")
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cfile = open("conftest.c", "w")
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cfile.print src
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cfile.close
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begin
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xsystem(format(CPP+"|egrep #{pat}", $CFLAGS, opt))
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ensure
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rm_f "conftest*"
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end
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end
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def try_run(src, opt="")
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begin
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if try_link0(src, opt)
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if xsystem("./conftest")
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true
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else
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false
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end
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else
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nil
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end
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ensure
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rm_f "conftest*"
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end
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end
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def install_rb(mfile, dest, srcdir = nil)
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libdir = "lib"
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libdir = srcdir + "/" + libdir if srcdir
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path = []
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dir = []
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Find.find(libdir) do |f|
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next unless /\.rb$/ =~ f
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f = f[libdir.length+1..-1]
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path.push f
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dir |= File.dirname(f)
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end
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for f in dir
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next if f == "."
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mfile.printf "\t@$(RUBY) -r ftools -e 'File::makedirs(*ARGV)' %s/%s\n", dest, f
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end
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for f in path
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mfile.printf "\t@$(RUBY) -r ftools -e 'File::install(ARGV[0], ARGV[1], 0644, true)' lib/%s %s/%s\n", f, dest, f
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end
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end
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def append_library(libs, lib)
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if /mswin32/ =~ RUBY_PLATFORM
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lib + ".lib " + libs
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else
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"-l" + lib + " " + libs
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end
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end
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def have_library(lib, func="main")
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printf "checking for %s() in -l%s... ", func, lib
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STDOUT.flush
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if func && func != ""
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libs = append_library($libs, lib)
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if /mswin32|mingw/ =~ RUBY_PLATFORM
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r = try_link(<<"SRC", libs)
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#include <windows.h>
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#include <winsock.h>
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int main() { return 0; }
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int t() { #{func}(); return 0; }
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SRC
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unless r
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r = try_link(<<"SRC", libs)
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#include <windows.h>
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#include <winsock.h>
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int main() { return 0; }
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int t() { void ((*p)()); p = (void ((*)()))#{func}; return 0; }
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SRC
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end
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else
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r = try_link(<<"SRC", libs)
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int main() { return 0; }
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int t() { #{func}(); return 0; }
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SRC
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end
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unless r
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print "no\n"
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return false
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end
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else
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libs = append_library($libs, lib)
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end
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$libs = libs
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print "yes\n"
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return true
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end
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def find_library(lib, func, *paths)
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printf "checking for %s() in -l%s... ", func, lib
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STDOUT.flush
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ldflags = $LDFLAGS
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libs = append_library($libs, lib)
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until try_link(<<"SRC", libs)
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int main() { return 0; }
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int t() { #{func}(); return 0; }
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SRC
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if paths.size == 0
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$LDFLAGS = ldflags
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print "no\n"
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return false
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end
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$LDFLAGS = ldflags + " -L"+paths.shift
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end
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$libs = libs
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print "yes\n"
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return true
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end
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def have_func(func, header=nil)
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printf "checking for %s()... ", func
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STDOUT.flush
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libs = $libs
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src =
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if /mswin32|mingw/ =~ RUBY_PLATFORM
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r = <<"SRC"
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#include <windows.h>
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#include <winsock.h>
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SRC
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else
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""
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end
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unless header.nil?
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src << <<"SRC"
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#include <#{header}>
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SRC
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end
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r = try_link(src + <<"SRC", libs)
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int main() { return 0; }
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int t() { #{func}(); return 0; }
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SRC
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unless r
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r = try_link(src + <<"SRC", libs)
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int main() { return 0; }
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int t() { void ((*p)()); p = (void ((*)()))#{func}; return 0; }
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SRC
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end
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unless r
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print "no\n"
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return false
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end
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$defs.push(format("-DHAVE_%s", func.upcase))
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print "yes\n"
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return true
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end
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def have_header(header)
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printf "checking for %s... ", header
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STDOUT.flush
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unless try_cpp(<<"SRC")
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#include <#{header}>
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SRC
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print "no\n"
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return false
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end
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header.tr!("a-z\055./", "A-Z___")
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$defs.push(format("-DHAVE_%s", header))
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print "yes\n"
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return true
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end
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def arg_config(config, default=nil)
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unless defined? $configure_args
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$configure_args = {}
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for arg in CONFIG["configure_args"].split + ARGV
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next unless /^--/ =~ arg
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if /=/ =~ arg
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$configure_args[$`] = $'
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else
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$configure_args[arg] = true
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end
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end
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end
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$configure_args.fetch(config, default)
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end
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def with_config(config, default=nil)
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unless /^--with-/ =~ config
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config = '--with-' + config
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end
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arg_config(config, default)
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end
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def enable_config(config, default=nil)
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if arg_config("--enable-"+config, default)
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true
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elsif arg_config("--disable-"+config, false)
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false
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else
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default
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end
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end
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def create_header()
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print "creating extconf.h\n"
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STDOUT.flush
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if $defs.length > 0
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hfile = open("extconf.h", "w")
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for line in $defs
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line =~ /^-D(.*)/
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hfile.printf "#define %s 1\n", $1
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end
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hfile.close
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end
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end
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def dir_config(target)
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dir = with_config("%s-dir"%target)
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if dir
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idir = " -I"+dir+"/include"
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ldir = " -L"+dir+"/lib"
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end
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unless idir
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dir = with_config("%s-include"%target)
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idir = " -I"+dir if dir
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end
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unless ldir
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dir = with_config("%s-lib"%target)
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ldir = " -L"+dir if dir
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end
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$CFLAGS += idir if idir
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$LDFLAGS += ldir if ldir
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end
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def create_makefile(target)
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print "creating Makefile\n"
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rm_f "conftest*"
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STDOUT.flush
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if CONFIG["DLEXT"] == $OBJEXT
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libs = $libs.split
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for lib in libs
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lib.sub!(/-l(.*)/, '"lib\1.a"')
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end
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$defs.push(format("-DEXTLIB='%s'", libs.join(",")))
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end
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$DLDFLAGS = CONFIG["DLDFLAGS"]
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if $configure_args['--enable-shared'] or /cygwin|mingw/ == RUBY_PLATFORM
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$libs = CONFIG["LIBRUBYARG"] + " " + $libs
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$DLDFLAGS += " -L" + CONFIG["libdir"]
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end
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defflag = ''
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if RUBY_PLATFORM =~ /cygwin|mingw/
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open(target + '.def', 'wb') do |f|
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f.print "EXPORTS\n", "Init_", target, "\n"
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end
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defflag = "--def=" + target + ".def"
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end
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unless $objs then
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$objs = []
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for f in Dir["*.{#{SRC_EXT.join(%q{,})}}"]
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f = File.basename(f)
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f.sub!(/(#{SRC_EXT.join(%q{|})})$/, $OBJEXT)
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$objs.push f
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end
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else
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for i in $objs
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i.sub!(/\.o\z/, ".#{$OBJEXT}")
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end
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end
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$objs = $objs.join(" ")
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mfile = open("Makefile", "w")
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mfile.binmode if /mingw/ =~ RUBY_PLATFORM
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mfile.print <<EOMF
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SHELL = /bin/sh
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#### Start of system configuration section. ####
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srcdir = #{$srcdir}
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topdir = #{$topdir}
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hdrdir = #{$hdrdir}
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CC = #{CONFIG["CC"]}
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CFLAGS = #{CONFIG["CCDLFLAGS"]} #{CFLAGS} #{$CFLAGS}
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CPPFLAGS = -I$(hdrdir) -I#{CONFIG["includedir"]} #{$defs.join(" ")} #{CONFIG["CPPFLAGS"]}
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CXXFLAGS = $(CFLAGS)
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DLDFLAGS = #{$DLDFLAGS} #{$LDFLAGS}
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LDSHARED = #{CONFIG["LDSHARED"]} #{defflag}
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RUBY_INSTALL_NAME = #{CONFIG["RUBY_INSTALL_NAME"]}
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RUBY_SO_NAME = #{CONFIG["RUBY_SO_NAME"]}
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DESTDIR =
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prefix = $(DESTDIR)#{CONFIG["prefix"]}
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exec_prefix = $(DESTDIR)#{CONFIG["exec_prefix"]}
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libdir = $(DESTDIR)#{$libdir}
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archdir = $(DESTDIR)#{$archdir}
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sitelibdir = $(DESTDIR)#{$sitelibdir}
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sitearchdir = $(DESTDIR)#{$sitearchdir}
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#### End of system configuration section. ####
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LOCAL_LIBS = #{$LOCAL_LIBS} #{$local_flags}
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LIBS = #{$libs}
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OBJS = #{$objs}
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TARGET = #{target}
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DLLIB = $(TARGET).#{CONFIG["DLEXT"]}
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RUBY = #{CONFIG["ruby_install_name"]}
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RM = $(RUBY) -r ftools -e 'File::rm_f(*Dir[ARGV.join(" ")])'
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EXEEXT = #{CONFIG["EXEEXT"]}
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all: $(DLLIB)
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clean:; @$(RM) *.#{$OBJEXT} *.so *.sl *.a $(DLLIB)
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@$(RM) $(TARGET).lib $(TARGET).exp $(TARGET).ilk *.pdb
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distclean: clean
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@$(RM) Makefile extconf.h conftest.*
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@$(RM) core ruby$(EXEEXT) *~
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realclean: distclean
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install: $(archdir)/$(DLLIB)
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site-install: $(sitearchdir)/$(DLLIB)
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$(archdir)/$(DLLIB): $(DLLIB)
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@$(RUBY) -r ftools -e 'File::makedirs(*ARGV)' $(libdir) $(archdir)
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@$(RUBY) -r ftools -e 'File::install(ARGV[0], ARGV[1], 0555, true)' $(DLLIB) $(archdir)/$(DLLIB)
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EOMF
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install_rb(mfile, "$(libdir)")
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mfile.printf "\n"
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mfile.printf <<EOMF
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$(sitearchdir)/$(DLLIB): $(DLLIB)
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@$(RUBY) -r ftools -e 'File::makedirs(*ARGV)' $(libdir) $(sitearchdir)
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@$(RUBY) -r ftools -e 'File::install(ARGV[0], ARGV[1], 0555, true)' $(DLLIB) $(sitearchdir)/$(DLLIB)
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EOMF
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install_rb(mfile, "$(sitelibdir)")
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mfile.printf "\n"
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if /mswin32/ =~ RUBY_PLATFORM
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mfile.print "
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.c.obj:
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$(CC) $(CFLAGS) $(CPPFLAGS) -c -o $@ $<
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{$(srcdir)}.c.obj:
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$(CC) $(CFLAGS) $(CPPFLAGS) -c -o $@ $<
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"
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else
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mfile.print "
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.c.#{$OBJEXT}:
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$(CC) $(CFLAGS) $(CPPFLAGS) -c -o $@ $<
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"
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end
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if CONFIG["DLEXT"] != $OBJEXT
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mfile.print "$(DLLIB): $(OBJS)\n"
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if /mswin32/ =~ RUBY_PLATFORM
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mfile.print "\tset LIB=$(topdir:/=\\);$(LIB)\n"
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end
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mfile.print "\t$(LDSHARED) $(DLDFLAGS) -o $(DLLIB) $(OBJS) $(LIBS) $(LOCAL_LIBS)\n"
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elsif not File.exist?(target + ".c") and not File.exist?(target + ".cc")
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mfile.print "$(DLLIB): $(OBJS)\n"
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case RUBY_PLATFORM
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when "m68k-human"
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mfile.printf "ar cru $(DLLIB) $(OBJS)\n"
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else
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mfile.printf "ld $(DLDFLAGS) -r -o $(DLLIB) $(OBJS)\n"
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end
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end
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if File.exist?("depend")
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dfile = open("depend", "r")
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mfile.printf "###\n"
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while line = dfile.gets()
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mfile.printf "%s", line.gsub(/\.o\b/, ".#{$OBJEXT}")
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end
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dfile.close
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end
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mfile.close
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end
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$OBJEXT = CONFIG["OBJEXT"]
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$objs = nil
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$libs = CONFIG["DLDLIBS"]
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$local_flags = ""
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case RUBY_PLATFORM
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when /mswin32/
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$local_flags = "$(RUBY_SO_NAME).lib -link /EXPORT:Init_$(TARGET)"
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end
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$LOCAL_LIBS = ""
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$defs = []
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dir = with_config("opt-dir")
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if dir
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idir = "-I"+dir+"/include"
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ldir = "-L"+dir+"/lib"
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end
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unless idir
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dir = with_config("opt-include")
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idir = "-I"+dir if dir
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end
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unless ldir
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dir = with_config("opt-lib")
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ldir = "-L"+dir if dir
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end
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$CFLAGS = idir || ""
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$LDFLAGS = ldir || ""
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