SHELL = /bin/sh
NULLCMD = :
RUNCMD = $(SHELL)
exec = exec

#### Start of system configuration section. ####

srcdir = @srcdir@
top_srcdir = $(srcdir)
hdrdir = $(srcdir)/include

CC = @CC@
YACC = bison
PURIFY =
AUTOCONF = autoconf
@SET_MAKE@
MKFILES = @MAKEFILES@
BASERUBY = @BASERUBY@

prefix = @prefix@
exec_prefix = @exec_prefix@
bindir = @bindir@
sbindir = @sbindir@
libdir = @libdir@
libexecdir = @libexecdir@
datarootdir = @datarootdir@
datadir = @datadir@
arch = @arch@
sitearch = @sitearch@
sitedir = @sitedir@
ruby_version = @ruby_version@

TESTUI = console
TESTS =
RDOCTARGET = @RDOCTARGET@

EXTOUT = @EXTOUT@
RIDATADIR = $(DESTDIR)$(datadir)/ri/$(MAJOR).$(MINOR)/system
arch_hdrdir = $(EXTOUT)/include/$(arch)
VPATH = $(arch_hdrdir)/ruby:$(hdrdir)/ruby:$(srcdir):$(srcdir)/enc:$(srcdir)/missing

empty =
OUTFLAG = @OUTFLAG@$(empty)
COUTFLAG = @COUTFLAG@$(empty)
ARCH_FLAG = @ARCH_FLAG@
CFLAGS = @CFLAGS@
cflags = @cflags@
optflags = @optflags@
debugflags = @debugflags@
warnflags = @warnflags@
XCFLAGS = -I. -I$(arch_hdrdir) -I$(hdrdir) -I$(srcdir) @XCFLAGS@
CPPFLAGS = @CPPFLAGS@
LDFLAGS = @STATIC@ $(CFLAGS) @LDFLAGS@
EXTLDFLAGS = 
XLDFLAGS = @XLDFLAGS@ $(EXTLDFLAGS)
EXTLIBS = 
LIBS = @LIBS@ $(EXTLIBS)
MISSING = @LIBOBJS@ @ALLOCA@
LDSHARED = @LIBRUBY_LDSHARED@
DLDFLAGS = @LIBRUBY_DLDFLAGS@ $(EXTLDFLAGS) $(ARCH_FLAG)
SOLIBS = @SOLIBS@
MAINLIBS = @MAINLIBS@
ARCHMINIOBJS = @MINIOBJS@
BUILTIN_ENCOBJS = @BUILTIN_ENCOBJS@
BUILTIN_TRANSSRCS = @BUILTIN_TRANSSRCS@
BUILTIN_TRANSOBJS = @BUILTIN_TRANSOBJS@

RUBY_INSTALL_NAME=@RUBY_INSTALL_NAME@
RUBY_SO_NAME=@RUBY_SO_NAME@
EXEEXT = @EXEEXT@
PROGRAM=$(RUBY_INSTALL_NAME)$(EXEEXT)
RUBY = $(RUBY_INSTALL_NAME)
MINIRUBY = @MINIRUBY@ $(MINIRUBYOPT)
RUNRUBY = @RUNRUBY@ $(RUNRUBYOPT) --

#### End of system configuration section. ####

MAJOR=	@MAJOR@
MINOR=	@MINOR@
TEENY=	@TEENY@

LIBRUBY_A     = @LIBRUBY_A@
LIBRUBY_SO    = @LIBRUBY_SO@
LIBRUBY_ALIASES= @LIBRUBY_ALIASES@
LIBRUBY	      = @LIBRUBY@
LIBRUBYARG    = @LIBRUBYARG@
LIBRUBYARG_STATIC = @LIBRUBYARG_STATIC@
LIBRUBYARG_SHARED = @LIBRUBYARG_SHARED@

THREAD_MODEL  = @THREAD_MODEL@

PREP          = @PREP@
ARCHFILE      = @ARCHFILE@
SETUP         =
EXTSTATIC     = @EXTSTATIC@
SET_LC_MESSAGES = env LC_MESSAGES=C

MAKEDIRS      = @MAKEDIRS@
CP            = cp
MV            = mv
RM            = rm -f
RMDIRS        = @RMDIRS@
NM            = @NM@
AR            = @AR@
ARFLAGS       = rcu
RANLIB        = @RANLIB@
AS            = @AS@
ASFLAGS       = @ASFLAGS@
IFCHANGE      = $(srcdir)/tool/ifchange
SET_LC_MESSAGES = env LC_MESSAGES=C
OBJDUMP       = @OBJDUMP@
OBJCOPY       = @OBJCOPY@
VCS           = @VCS@
VCSUP         = @VCSUP@

OBJEXT        = @OBJEXT@
ASMEXT        = S
DLEXT         = @DLEXT@
MANTYPE	      = @MANTYPE@

INSTALLED_LIST= .installed.list

MKMAIN_CMD    = mkmain.sh
#### End of variables

all:

.DEFAULT: all

# Prevent GNU make v3 from overflowing arg limit on SysV.
.NOEXPORT:

miniruby$(EXEEXT):
		@-if test -f $@; then mv -f $@ $@.old; $(RM) $@.old; fi
		$(PURIFY) $(CC) $(LDFLAGS) $(XLDFLAGS) $(MAINLIBS) $(MAINOBJ) $(MINIOBJS) $(COMMONOBJS) $(DMYEXT) $(ARCHFILE) $(LIBS) $(OUTFLAG)$@

$(PROGRAM):
		@$(RM) $@
		$(PURIFY) $(CC) $(LDFLAGS) $(XLDFLAGS) $(MAINLIBS) $(MAINOBJ) $(EXTOBJS) $(LIBRUBYARG) $(LIBS) $(OUTFLAG)$@

# We must `rm' the library each time this rule is invoked because "updating" a
# MAB library on Apple/NeXT (see --enable-fat-binary in configure) is not
# supported.
$(LIBRUBY_A):
		@$(RM) $@
		$(AR) $(ARFLAGS) $@ $(OBJS) $(DMYEXT)
		@-$(RANLIB) $@ 2> /dev/null || true

$(LIBRUBY_SO):
		@-$(PRE_LIBRUBY_UPDATE)
		$(LDSHARED) $(DLDFLAGS) $(OBJS) $(DLDOBJS) $(SOLIBS) $(OUTFLAG)$@
		-$(OBJCOPY) -w -L '@EXPORT_PREFIX@Init_*' $@
		@-$(MINIRUBY) -e 'ARGV.each{|link| File.delete link if File.exist? link; \
						  File.symlink "$(LIBRUBY_SO)", link}' \
				$(LIBRUBY_ALIASES) || true

fake: $(arch)-fake.rb
$(arch)-fake.rb: config.status
		 @./config.status --file=$@:$(srcdir)/template/fake.rb.in

Makefile:	$(srcdir)/Makefile.in $(srcdir)/enc/Makefile.in

$(MKFILES): config.status
		MAKE=$(MAKE) $(SHELL) ./config.status
		@{ \
		    echo "all:; -@rm -f conftest.mk"; \
		    echo "conftest.mk: .force; @echo AUTO_REMAKE"; \
		    echo ".force:"; \
		} > conftest.mk || exit 1; \
		$(MAKE) -f conftest.mk | grep '^AUTO_REMAKE$$' >/dev/null 2>&1 || \
		{ echo "Makefile updated, restart."; exit 1; }

uncommon.mk: $(srcdir)/common.mk
		sed 's/{\$$([^(){}]*)[^{}]*}//g' $< > $@

config.status:	$(srcdir)/configure $(srcdir)/enc/Makefile.in
		MINIRUBY="$(MINIRUBY)" $(SHELL) ./config.status --recheck

$(srcdir)/configure: $(srcdir)/configure.in
		unset PWD; cd $(srcdir) && exec $(AUTOCONF)

incs: id.h
id.h: parse.h $(srcdir)/tool/generic_erb.rb $(srcdir)/template/id.h.tmpl
	$(BASERUBY) $(srcdir)/tool/generic_erb.rb --output=$@ \
		$(srcdir)/template/id.h.tmpl --vpath=$(VPATH) parse.h

# Things which should be considered:
# * with gperf v.s. without gperf
# * ./configure v.s. ../ruby/configure
# * GNU make v.s. HP-UX make	# HP-UX make invokes the action if lex.c and keywords has same mtime.
# * svn checkout generate a file with mtime as current time
# * XFS has a mtime with fractional part
lex.c: defs/keywords
	@\
	if cmp -s $(srcdir)/defs/lex.c.src $?; then \
	  set -x; \
	  cp $(srcdir)/lex.c.blt $@; \
	else \
	  set -x; \
	  gperf -C -p -j1 -i 1 -g -o -t -N rb_reserved_word -k1,3,$$ $? > $@.tmp && \
	  mv $@.tmp $@ && \
	  cp $? $(srcdir)/defs/lex.c.src && \
	  cp $@ $(srcdir)/lex.c.blt; \
	fi

.c.@OBJEXT@:
	$(CC) $(CFLAGS) $(XCFLAGS) $(CPPFLAGS) $(COUTFLAG)$@ -c $<

.s.@OBJEXT@:
	$(AS) $(ASFLAGS) -o $@ $<

.c.S:
	$(CC) $(CFLAGS) $(XCFLAGS) $(CPPFLAGS) $(COUTFLAG)$@ -S $<

clean-local::
	@$(RM) ext/extinit.c ext/extinit.$(OBJEXT) ext/ripper/y.output

distclean-local::
	@$(RM) ext/config.cache $(RBCONFIG) Doxyfile
	@-$(RM) run.gdb
	@-$(RM) $(INSTALLED_LIST) $(arch_hdrdir)/ruby/config.h
	@-$(RMDIRS) $(arch_hdrdir)/ruby

distclean-rdoc:
	@$(RMALL) $(RDOCOUT:/=\)

clean-ext distclean-ext realclean-ext::
	@set dummy ${EXTS}; shift; \
	if test "$$#" = 0; then \
	    set dummy `find ext -name Makefile | sed 's:^ext/::;s:/Makefile$$::' | sort`; \
	    shift; \
	fi; \
	for dir; do \
	    [ -f "ext/$$dir/Makefile" ] || continue; \
	    echo $(@:-ext=)ing "$$dir"; \
	    (cd "ext/$$dir" && exec $(MAKE) $(MFLAGS) $(@:-ext=)) && \
	    case "$@" in \
	    *distclean-ext*|*realclean-ext*) \
		$(RMDIRS) "ext/$$dir";; \
	    esac; \
	done

distclean-ext realclean-ext::
	@-rmdir ext 2> /dev/null || true

ext/extinit.$(OBJEXT): ext/extinit.c $(SETUP)
	$(CC) $(CFLAGS) $(XCFLAGS) $(CPPFLAGS) $(COUTFLAG)$@ -c ext/extinit.c

up::
	@cd "$(srcdir)" && LC_TIME=C exec $(VCSUP)

update-rubyspec: 
	@if [ -d $(srcdir)/spec/mspec ]; then \
	  cd $(srcdir)/spec/mspec; \
	  echo updating mspec ...; \
	  git pull; \
	  cd ../..; \
	else \
	  echo retrieving mspec ...; \
	  git clone $(MSPEC_GIT_URL) $(srcdir)/spec/mspec; \
	fi
	@if [ -d $(srcdir)/spec/rubyspec ]; then \
	  cd $(srcdir)/spec/rubyspec; \
	  echo updating rubyspec ...; \
	  git pull; \
	else \
	  echo retrieving rubyspec ...; \
	  git clone $(RUBYSPEC_GIT_URL) $(srcdir)/spec/rubyspec; \
	fi

test-rubyspec:
	@if [ ! -d $(srcdir)/spec/rubyspec ]; then echo No rubyspec here.  make update-rubyspec first.; exit 1; fi
	$(RUNRUBY) $(srcdir)/spec/mspec/bin/mspec -B $(srcdir)/spec/default.mspec $(MSPECOPT)

INSNS	= opt_sc.inc optinsn.inc optunifs.inc insns.inc insns_info.inc \
	  vmtc.inc vm.inc

$(INSNS):
	@$(RM) $(PROGRAM)
	$(BASERUBY) -Ks $(srcdir)/tool/insns2vm.rb $(INSNS2VMOPT) $@

node_name.inc:
	$(BASERUBY) -n $(srcdir)/tool/node_name.rb $? > $@

known_errors.inc:
	$(BASERUBY) $(srcdir)/tool/generic_erb.rb -c -o $@ $(srcdir)/template/known_errors.inc.tmpl $(srcdir)/defs/known_errors.def

miniprelude.c:
	$(BASERUBY) -I$(srcdir) $(srcdir)/tool/compile_prelude.rb $(srcdir)/prelude.rb $@

newline.c: 
	$(BASERUBY) "$(srcdir)/tool/transcode-tblgen.rb" -vo newline.c $(srcdir)/enc/trans/newline.trans