mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
343 lines
6.9 KiB
Ruby
343 lines
6.9 KiB
Ruby
# module to create Makefile for extention modules
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# invoke like: ruby -r mkmf extconf.rb
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require 'rbconfig'
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include Config
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$found = false;
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$lib_cache = {}
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$lib_found = {}
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$func_cache = {}
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$func_found = {}
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$hdr_cache = {}
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$hdr_found = {}
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$config_cache = CONFIG["compile_dir"]+"/ext/config.cache"
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if File.exist?($config_cache) then
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f = open($config_cache, "r")
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while f.gets
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case $_
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when /^lib: (.+) (yes|no)/
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$lib_cache[$1] = $2
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when /^func: ([\w_]+) (yes|no)/
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$func_cache[$1] = $2
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when /^hdr: (.+) (yes|no)/
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$hdr_cache[$1] = $2
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end
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end
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f.close
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end
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$srcdir = CONFIG["srcdir"]
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$libdir = CONFIG["libdir"]+"/"+CONFIG["ruby_install_name"]
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$archdir = $libdir+"/"+CONFIG["arch"]
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$install = CONFIG["INSTALL_PROGRAM"]
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$install_data = CONFIG["INSTALL_DATA"]
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if $install !~ /^\// then
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$install = CONFIG["srcdir"]+"/"+$install
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end
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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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nul = "> /dev/null"
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CFLAGS = CONFIG["CFLAGS"]
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if PLATFORM == "m68k-human"
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nul = "> nul"
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CFLAGS.gsub!(/-c..-stack=[0-9]+ */, '')
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end
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if $DEBUG
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nul = ""
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end
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LINK = CONFIG["CC"]+" -o conftest -I#{$srcdir} " + CFLAGS + " %s " + CONFIG["LDFLAGS"] + " %s conftest.c " + CONFIG["LIBS"] + "%s " + nul + " 2>&1"
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CPP = CONFIG["CPP"] + " -E -I#{$srcdir} " + CFLAGS + " %s conftest.c " + nul + " 2>&1"
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def try_link(libs)
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system(format(LINK, $CFLAGS, $LDFLAGS, libs))
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end
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def try_cpp
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system(format(CPP, $CFLAGS))
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end
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def have_library(lib, func)
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printf "checking for %s() in -l%s... ", func, lib
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STDOUT.flush
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if $lib_cache[lib]
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if $lib_cache[lib] == "yes"
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if $libs
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$libs = "-l" + lib + " " + $libs
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else
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$libs = "-l" + lib
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end
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print "(cached) yes\n"
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return TRUE
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else
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print "(cached) no\n"
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return FALSE
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end
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end
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cfile = open("conftest.c", "w")
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cfile.printf "\
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int main() { return 0; }
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int t() { %s(); return 0; }
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", func
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cfile.close
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begin
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if $libs
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libs = "-l" + lib + " " + $libs
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else
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libs = "-l" + lib
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end
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unless try_link(libs)
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$lib_found[lib] = 'no'
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$found = TRUE
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print "no\n"
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return FALSE
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end
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ensure
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system "rm -f conftest*"
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end
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$libs = libs
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$lib_found[lib] = 'yes'
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$found = TRUE
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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)
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printf "checking for %s()... ", func
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STDOUT.flush
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if $func_cache[func]
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if $func_cache[func] == "yes"
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$defs.push(format("-DHAVE_%s", func.upcase))
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print "(cached) yes\n"
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return TRUE
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else
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print "(cached) no\n"
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return FALSE
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end
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end
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cfile = open("conftest.c", "w")
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cfile.printf "\
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char %s();
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int main() { return 0; }
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int t() { %s(); return 0; }
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", func, func
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cfile.close
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libs = $libs
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libs = "" if libs == nil
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begin
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unless try_link(libs)
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$func_found[func] = 'no'
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$found = TRUE
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print "no\n"
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return FALSE
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end
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ensure
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system "rm -f conftest*"
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end
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$defs.push(format("-DHAVE_%s", func.upcase))
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$func_found[func] = 'yes'
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$found = TRUE
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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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if $hdr_cache[header]
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if $hdr_cache[header] == "yes"
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header.tr!("a-z./\055", "A-Z___")
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$defs.push(format("-DHAVE_%s", header))
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print "(cached) yes\n"
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return TRUE
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else
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print "(cached) no\n"
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return FALSE
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end
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end
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cfile = open("conftest.c", "w")
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cfile.printf "\
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#include <%s>
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", header
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cfile.close
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begin
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unless try_cpp
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$hdr_found[header] = 'no'
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$found = TRUE
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print "no\n"
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return FALSE
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end
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ensure
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system "rm -f conftest*"
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end
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$hdr_found[header] = 'yes'
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header.tr!("a-z./\055", "A-Z___")
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$defs.push(format("-DHAVE_%s", header))
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$found = TRUE
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print "yes\n"
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return TRUE
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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 create_makefile(target)
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print "creating Makefile\n"
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STDOUT.flush
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if $libs and CONFIG["DLEXT"] == "o"
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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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$libs = "" unless $libs
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if !$objs then
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$objs = Dir["*.c"]
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for f in $objs
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f.sub!(/\.(c|cc)$/, ".o")
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end
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end
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$objs = $objs.join(" ")
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mfile = open("Makefile", "w")
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mfile.print <<EOMF
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SHELL = /bin/sh
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#### Start of system configuration section. ####
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srcdir = #{$srcdir}
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hdrdir = #{$hdrdir}
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CC = gcc
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CFLAGS = #{CONFIG["CCDLFLAGS"]} -I#{$hdrdir} #{CFLAGS} #{$CFLAGS} #{$defs.join(" ")}
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DLDFLAGS = #{CONFIG["DLDFLAGS"]} #{$LDFLAGS}
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LDSHARED = #{CONFIG["LDSHARED"]}
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prefix = #{CONFIG["prefix"]}
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exec_prefix = #{CONFIG["exec_prefix"]}
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libdir = #{$archdir}
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#### End of system configuration section. ####
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LOCAL_LIBS = #{$local_libs}
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LIBS = #{$libs}
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OBJS = #{$objs}
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TARGET = #{target}.#{CONFIG["DLEXT"]}
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INSTALL = #{$install}
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binsuffix = #{CONFIG["binsuffix"]}
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all: $(TARGET)
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clean:; @rm -f *.o *.so *.sl
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@rm -f Makefile extconf.h conftest.*
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@rm -f core ruby$(binsuffix) *~
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realclean: clean
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install: $(libdir)/$(TARGET)
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$(libdir)/$(TARGET): $(TARGET)
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@test -d $(libdir) || mkdir $(libdir)
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$(INSTALL) $(TARGET) $(libdir)/$(TARGET)
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EOMF
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for rb in Dir["lib/*.rb"]
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mfile.printf "\t$(INSTALL) %s %s\n", rb, $libdir
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end
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mfile.printf "\n"
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if CONFIG["DLEXT"] != "o"
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mfile.printf <<EOMF
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$(TARGET): $(OBJS)
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$(LDSHARED) $(DLDFLAGS) -o $(TARGET) $(OBJS) $(LOCAL_LIBS) $(LIBS)
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EOMF
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elsif not File.exist?(target + ".c") and not File.exist?(target + ".cc") or
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mfile.print "$(TARGET): $(OBJS)\n"
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case PLATFORM
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when "m68k-human"
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mfile.printf "ar cru $(TARGET) $(OBJS)\n"
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when /-nextstep/
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mfile.printf "cc -r $(CFLAGS) -o $(TARGET) $(OBJS)\n"
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else
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mfile.printf "ld $(DLDFLAGS) -r -o $(TARGET) $(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.print line
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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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if $found
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begin
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f = open($config_cache, "w")
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for k,v in $lib_cache
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f.printf "lib: %s %s\n", k, v.downcase
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end
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for k,v in $lib_found
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f.printf "lib: %s %s\n", k, v.downcase
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end
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for k,v in $func_cache
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f.printf "func: %s %s\n", k, v.downcase
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end
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for k,v in $func_found
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f.printf "func: %s %s\n", k, v.downcase
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end
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for k,v in $hdr_cache
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f.printf "hdr: %s %s\n", k, v.downcase
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end
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for k,v in $hdr_found
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f.printf "hdr: %s %s\n", k, v.downcase
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end
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f.close
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rescue
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end
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end
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end
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$local_libs = nil
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$libs = nil
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$objs = nil
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$CFLAGS = nil
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$LDFLAGS = nil
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$defs = []
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