SHELL = /bin/sh
NULLCMD = @NULLCMD@
n=$(NULLCMD)
ECHO1 = $(V:1=@$n)
RUNCMD = $(SHELL)
CDPATH = .
CHDIR = @CHDIR@
exec = exec
NULL = /dev/null
PATH_SEPARATOR = @PATH_SEPARATOR@

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

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

CC = @CC@
CPP = @CPP@
LD = @LD@
YACC = bison
PURIFY =
AUTOCONF = autoconf
@SET_MAKE@
MKFILES = @MAKEFILES@
BASERUBY = @BASERUBY@
TEST_RUNNABLE = @TEST_RUNNABLE@
CROSS_COMPILING = @CROSS_COMPILING@
DOXYGEN = @DOXYGEN@

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

TESTUI = console
TESTS =
INSTALLDOC = @INSTALLDOC@
DOCTARGETS = @RDOCTARGET@ @CAPITARGET@

EXTOUT = @EXTOUT@
arch_hdrdir = $(EXTOUT)/include/$(arch)
VPATH = $(arch_hdrdir)/ruby:$(hdrdir)/ruby:$(srcdir):$(srcdir)/enc:$(srcdir)/missing

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

RUBY_BASE_NAME=@RUBY_BASE_NAME@
RUBY_PROGRAM_VERSION=@RUBY_PROGRAM_VERSION@
RUBY_INSTALL_NAME=@RUBY_INSTALL_NAME@
RUBY_SO_NAME=@RUBY_SO_NAME@
RUBY_RELEASE_DATE=@RUBY_RELEASE_DATE@
EXEEXT = @EXEEXT@
LIBEXT = @LIBEXT@
PROGRAM=$(RUBY_INSTALL_NAME)$(EXEEXT)
RUBY = $(RUBY_INSTALL_NAME)
MINIRUBY = @MINIRUBY@\
	$(MINIRUBYOPT)
RUNRUBY_COMMAND = @RUNRUBY@ $(RUNRUBYOPT)
RUNRUBY = $(RUNRUBY_COMMAND) -- $(RUN_OPTS)
RUNRUBY_DEBUGGER = --debugger='gdb -x run.gdb --quiet --args'
XRUBY = @XRUBY@
BTESTRUBY = @BTESTRUBY@\
	$(MINIRUBYOPT)
INSTALL = @INSTALL@
INSTALL_DATA = @INSTALL_DATA@
INSTALL_SCRIPT = @INSTALL_SCRIPT@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
XRUBY_LIBDIR = @XRUBY_LIBDIR@
XRUBY_RUBYLIBDIR = @XRUBY_RUBYLIBDIR@
XRUBY_RUBYHDRDIR = @XRUBY_RUBYHDRDIR@

DEFAULT_PRELUDES = $(@USE_RUBYGEMS@_GEM_PRELUDE)

#### 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@
LIBRUBY_RELATIVE = @LIBRUBY_RELATIVE@
LIBRUBY_A_OBJS = @LIBRUBY_A_OBJS@

THREAD_MODEL  = @THREAD_MODEL@

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

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

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

INSTALLED_LIST= .installed.list

MKMAIN_CMD    = mkmain.sh

NEWLINE_C     = newline.c
MINIPRELUDE_C = miniprelude.c
RBCONFIG      = .rbconfig.time

SRC_FILE      = $<
OS_SRC_FILE   = $<
DEST_FILE     = $@
OS_DEST_FILE  = $@

MESSAGE_BEGIN = @for line in
MESSAGE_END = ; do echo "$$line"; done
ECHO_BEGIN = @sep=''; for word in
ECHO_END = ; do echo @ECHO_N@ "$$sep'$$word'@ECHO_C@"; sep=' '; done; echo

configure_args = @configure_args@
#### End of variables

.SUFFIXES: .inc .h .c .y .i .$(DTRACE_EXT)

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
		$(ECHO) linking $@
		$(Q) $(PURIFY) $(CC) $(LDFLAGS) $(XLDFLAGS) $(NORMALMAINOBJ) $(MINIOBJS) $(COMMONOBJS) $(DMYEXT) $(DTRACE_OBJ) $(MAINLIBS) $(LIBS) $(OUTFLAG)$@

$(PROGRAM):
		@$(RM) $@
		$(ECHO) linking $@
		$(Q) $(PURIFY) $(CC) $(LDFLAGS) $(XLDFLAGS) $(MAINOBJ) $(EXTOBJS) $(LIBRUBYARG) $(MAINLIBS) $(LIBS) $(EXTLIBS) $(OUTFLAG)$@
		$(Q) $(POSTLINK)

# 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) $@
		$(ECHO) linking static-library $@
		$(Q) $(AR) $(ARFLAGS) $@ $(LIBRUBY_A_OBJS) $(DMYEXT)
		@-$(RANLIB) $@ 2> /dev/null || true
		$(ECHO) verifying static-library $@
		@$(PURIFY) $(CC) $(XLDFLAGS) $(MAINOBJ) $(LIBRUBY_A) $(MAINLIBS) $(EXTLIBS) $(LIBS) $(OUTFLAG)conftest$(EXEEXT) $(LDFLAGS)
		@$(RM) conftest$(EXEEXT) conftest.c

$(LIBRUBY_SO):
		@-$(PRE_LIBRUBY_UPDATE)
		$(ECHO) linking shared-library $@
		$(Q) $(LDSHARED) $(DLDFLAGS) $(OBJS) $(DLDOBJS) $(DTRACE_OBJ) $(SOLIBS) $(EXTSOLIBS) $(OUTFLAG)$@
		-$(Q) $(OBJCOPY) -w -L '$(SYMBOL_PREFIX)Init_*' -L '$(SYMBOL_PREFIX)*_threadptr_*' $@
		$(Q) $(POSTLINK)
		@-$(MINIRUBY) -e 'ARGV.each{|link| File.delete link rescue nil; \
						  File.symlink "$(LIBRUBY_SO)", link}' \
				$(LIBRUBY_ALIASES) || true
$(arch)-fake.rb: config.status $(srcdir)/template/fake.rb.in
		@./config.status --file=$@:$(srcdir)/template/fake.rb.in
		@chmod +x $@

ruby_pc = @ruby_pc@
$(ruby_pc):
		@./config.status --file=$@:$(srcdir)/template/ruby.pc.in

install-cross: $(arch)-fake.rb $(RBCONFIG) rbconfig.rb $(arch_hdrdir)/ruby/config.h \
	$(LIBRUBY_A) $(LIBRUBY_SO) $(ARCHFILE)
	$(ECHO) installing cross-compiling stuff
	$(Q) $(MAKEDIRS) $(XRUBY_RUBYLIBDIR)/$(arch) $(XRUBY_RUBYHDRDIR)/$(arch)/ruby
	$(Q) sed '/^\$$:\.unshift/q' $(arch)-fake.rb > fake.rb
	$(Q) $(BASERUBY) -p \
	-e '~/^\s*CONFIG\["LDFLAGS"\]/ and' \
	-e '$$_[/(?=\s*"$$)/] = %q[ #{(CONFIG["LIBPATHFLAG"]%File.dirname(__FILE__)).strip}]' \
	rbconfig.rb > fake-rbconfig.rb
	$(INSTALL_SCRIPT) fake.rb $(XRUBY_RUBYLIBDIR)/$(arch)/fake.rb
	$(INSTALL_SCRIPT) fake-rbconfig.rb $(XRUBY_RUBYLIBDIR)/$(arch)/rbconfig.rb
	@$(RM) fake.rb fake-rbconfig.rb
	$(INSTALL_DATA) $(arch_hdrdir)/ruby/config.h $(XRUBY_RUBYHDRDIR)/$(arch)/ruby
	$(INSTALL_DATA) $(top_srcdir)/include/ruby/win32.h $(XRUBY_RUBYHDRDIR)/ruby
	$(INSTALL_DATA) $(LIBRUBY) $(LIBRUBY_A) $(XRUBY_RUBYLIBDIR)/$(arch)
	$(INSTALL_PROGRAM) $(LIBRUBY_SO) $(XRUBY_RUBYLIBDIR)/$(arch)

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

$(MKFILES): config.status
		@[ -f Makefile ] && mv Makefile Makefile.old
		MAKE=$(MAKE) $(SHELL) ./config.status
		@cmp Makefile Makefile.old > /dev/null 2>&1 && echo Makefile unchanged && exit 0; \
		{ \
		    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' $< > $@

.PHONY: reconfig
reconfig-args = $(srcdir)/configure $(configure_args)
config.status-args = ./config.status --recheck
reconfig-exec-0 = exec 3>&1; exit `exec 4>&1; { "$$@" 3>&- 4>&-; echo $$? 1>&4; } | fgrep -v '(cached)' 1>&3`
reconfig-exec-1 = set -x; "$$@"

reconfig config.status:	$(srcdir)/configure $(srcdir)/enc/Makefile.in \
			$(srcdir)/include/ruby/version.h
	@PWD= MINIRUBY="$(MINIRUBY)"; export MINIRUBY; \
	set $(SHELL) $($@-args); $(reconfig-exec-$(V))

$(srcdir)/configure: $(srcdir)/configure.in
	$(CHDIR) $(srcdir) && exec $(AUTOCONF)

incs: id.h
all-incs: probes.h

# Things which should be considered:
# * with gperf v.s. without gperf
# * committers may have various versions of 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
# * ext4 and XFS has a mtime with fractional part
lex.c: defs/keywords
	@\
	if cmp -s $(srcdir)/defs/lex.c.src $?; then \
	  [ $(Q) ] && echo copying $@ || set -x; \
	  $(CP) $(srcdir)/lex.c.blt $@; \
	else \
	  [ $(Q) ] && echo generating $@ || 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

NAME2CTYPE_OPTIONS = -7 -c -j1 -i1 -t -C -P -T -H uniname2ctype_hash -Q uniname2ctype_pool -N uniname2ctype_p

enc/unicode/name2ctype.h: enc/unicode/name2ctype.kwd
	$(MAKEDIRS) $(@D)
	@set +e; \
	if cmp -s $(?:.kwd=.src) $?; then \
	  set -x; \
	  $(CP) $(?:.kwd=.h.blt) $@; \
	else \
	  trap '$(RM) $@-1.h $@-2.h' 0 && \
	  set -x; \
	  sed '/^#ifdef USE_UNICODE_PROPERTIES/,/^#endif/d' $? | gperf $(NAME2CTYPE_OPTIONS) > $@-1.h && \
	  sed '/^#ifdef USE_UNICODE_PROPERTIES/d;/^#endif/d' $? | gperf $(NAME2CTYPE_OPTIONS) > $@-2.h && \
	  diff -DUSE_UNICODE_PROPERTIES $@-1.h $@-2.h > $@.tmp || :; \
	  $(MV) $@.tmp $@ && \
	  $(CP) $? $(?:.kwd=.src) && \
	  $(CP) $@ $(?:.kwd=.h.blt); \
	fi

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

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

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

.c.i:
	@$(ECHO) preprocessing $<
	$(Q) $(CPP) $(warnflags) $(XCFLAGS) $(CPPFLAGS) $(COUTFLAG)$@ -E $< > $@

.d.h:
	@$(ECHO) translating probes $<
	$(Q) $(DTRACE) -o $@.tmp -h -C $(INCFLAGS) -s $<
	$(Q) sed -e 's/RUBY_/RUBY_DTRACE_/g' -e 's/PROBES_H_TMP/PROBES_H/g' -e 's/(char \*/(const char */g' -e 's/, char \*/, const char */g' $@.tmp > $@
	$(Q) $(RM) $@.tmp

.dmyh.h:
	@$(ECHO) copying dummy $(DEST_FILE)
	$(Q) $(CP) $(OS_SRC_FILE) $(OS_DEST_FILE)

probes.@OBJEXT@: $(srcdir)/probes.d
	@$(ECHO) processing probes in object files
	$(Q) stamp="$*.stamp"; \
	  if test -f "$$stamp" -o -f "$@"; then \
	  $(RM) $(DTRACE_DEPENDENT_OBJS) "$$stamp"; \
	  for o in $(DTRACE_DEPENDENT_OBJS); do \
	    echo "rebuilding $$o which was modified by \"dtrace -G\""; \
	    $(MAKE) "$$o"; \
	  done; \
	fi; \
	touch "$$stamp"
	$(RM) $@
	$(Q) $(DTRACE) -G -C $(INCFLAGS) -s $(srcdir)/probes.d -o $@ $(DTRACE_DEPENDENT_OBJS)

# DTrace static library hacks described here:
# http://mail.opensolaris.org/pipermail/dtrace-discuss/2005-August/000207.html
ruby-glommed.$(OBJEXT):
	@$(ECHO) generating a glommed object with DTrace probes for static library
	$(Q) $(LD) -r -o $@ $(OBJS) $(DTRACE_OBJ)

clean-local::
	$(Q)$(RM) ext/extinit.c ext/extinit.$(OBJEXT) ext/ripper/y.output \
		enc/encinit.c enc/encinit.$(OBJEXT)
	-$(Q)$(RM) $(pkgconfig_DATA)

distclean-local::
	$(Q)$(RM) ext/config.cache $(RBCONFIG) Doxyfile
	-$(Q)$(RM) run.gdb
	-$(Q)$(RM) $(INSTALLED_LIST) $(arch_hdrdir)/ruby/config.h verconf.h
	-$(Q)$(RMDIRS) $(arch_hdrdir)/ruby 2> /dev/null || true

clean-ext distclean-ext realclean-ext::
	@cd ext 2>/dev/null || exit 0; set dummy `echo "${EXTS}" | tr , ' '`; shift; \
	test "$$#" = 0 && set .; \
	set dummy `\
	    find "$$@" -name Makefile -print | sed 's:^\./::;s:/Makefile$$:~:' | sort | sed 's:~$$::'; \
	`; shift; \
	cd ..; \
	for dir do \
	    echo $(@:-ext=)ing "$$dir"; \
	    (cd "ext/$$dir" && exec $(MAKE) $(MFLAGS) $(@:-ext=)) && \
	    case "$@" in \
	    *distclean-ext*|*realclean-ext*) \
		$(RMDIRS) "ext/$$dir" 2> /dev/null || true;; \
	    esac; \
	done
	-$(Q)$(RM) ext/extinit.$(OBJEXT)

distclean-ext realclean-ext::
	-$(Q)$(RM) ext/extinit.c
	-$(Q)$(RMDIR) ext 2> /dev/null || true

clean-extout:
	-$(Q)$(RMDIRS) $(EXTOUT) 2> /dev/null || true

clean-enc distclean-enc realclean-enc:
	@test -f "$(ENC_MK)" || exit 0; \
	echo $(@:-enc=ing) encodings; \
	exec $(MAKE) -f $(ENC_MK) $(MFLAGS) $(@:-enc=)

clean-rdoc distclean-rdoc realclean-rdoc:
	@echo $(@:-rdoc=ing) rdoc
	$(Q)$(RMALL) $(RDOCOUT)
clean-capi distclean-capi realclean-capi:
	@echo $(@:-capi=ing) capi
	$(Q)$(RMALL) $(CAPIOUT)

clean-platform:
	@$(RM) $(PLATFORM_D)
	-$(Q) $(RMDIR) $(PLATFORM_DIR) 2> /dev/null || true

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

enc/encinit.$(OBJEXT): enc/encinit.c $(SETUP)

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

up::
	-$(Q)$(MAKE) $(MFLAGS) after-update

after-update:: update-config_files

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

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

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

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

$(INSNS): $(srcdir)/insns.def vm_opts.h \
	  $(srcdir)/defs/opt_operand.def $(srcdir)/defs/opt_insn_unif.def \
	  $(srcdir)/tool/instruction.rb $(srcdir)/tool/insns2vm.rb
	$(ECHO) generating $@
	$(Q) $(BASERUBY) -Ku $(srcdir)/tool/insns2vm.rb $(INSNS2VMOPT) $@

loadpath: verconf.h
	@$(CPP) $(XCFLAGS) $(CPPFLAGS) $(srcdir)/loadpath.c | \
	sed -e '1,/^const char ruby_initial_load_paths/d;/;/,$$d' \
	    -e '/^ /!d;s/ *"\\0"$$//;s/" *"//g'
