% inplace = File.identical?($srcdir, ".")
% workdirs = %w"$(ENCSODIR) $(TRANSSODIR) enc enc/trans"
% CONFIG["WORKDIRS"] = workdirs.join(' ')
% CONFIG["DLDFLAGS"].sub!(/(\A|\s)(-\S+(?:\s*\w*)?\$\(TARGET\)\S*)/, '\1')
% dldflags = $2
% enable_shared = CONFIG['ENABLE_SHARED'] == 'yes'
% deffile = (true if /\$\(DEFFILE\)/ =~ CONFIG["LINK_SO"])
% encs = Dir.open($srcdir) {|d| d.grep(/.+\.c\z/)} - BUILTIN_ENCS
% encs.each {|e| e.chomp!(".c")}
% encs.reject! {|e| !ENC_PATTERNS.any? {|p| File.fnmatch?(p, e)}} if !ENC_PATTERNS.empty?
% encs.reject! {|e| NOENC_PATTERNS.any? {|p| File.fnmatch?(p, e)}}
% alphanumeric_order = proc {|e| e.scan(/(\d+)|(\D+)/).map {|n,a| a||[n.size,n.to_i]}.flatten}
% encs = encs.sort_by(&alphanumeric_order)
% encs.unshift(encs.delete("encdb"))
% atrans = []
% trans = Dir.open($srcdir+"/trans") {|d|
%   d.select {|e|
%     if e.chomp!('.trans')
%       atrans << e
%       true
%     elsif e.chomp!('.c')
%       true
%     end
%   }
% }
% trans -= BUILTIN_TRANSES
% atrans -= BUILTIN_TRANSES
% trans.uniq!
% atrans = atrans.sort_by(&alphanumeric_order)
% trans = trans.sort_by(&alphanumeric_order)
% trans.unshift(trans.delete("transdb"))
% trans.compact!
% trans |= atrans
% trans.map! {|e| "trans/#{e}"}
% dependencies = encs + trans
% cleanlibs = Shellwords.shellwords(CONFIG["cleanlibs"] || "")
% cleanobjs = Shellwords.shellwords(CONFIG["cleanobjs"] || "")
% cleanobjs << "$*.def" if deffile
% rule_subst = CONFIG["RULE_SUBST"] || "%s"
% transvpath = rule_subst.dup.sub!(/\{[^{}]+\}/, '$(TRANSVPATH)/') || "enc/trans/%s"
% transvpath_prefix = (rule_subst.dup.sub!(/\{[^{}]+\}/, '{$(TRANSVPATH)}') || "") % ""
% if File::ALT_SEPARATOR
%   pathrep = proc {|path| path.gsub('/', File::ALT_SEPARATOR).gsub(/\$\(([@<?*]\w?|\w+)\)/, "$(\\1:/=\\#{File::ALT_SEPARATOR})")}
% else
%   pathrep = proc {|path| path}
% end

VPATH = <%=%w[$(arch_hdrdir)/ruby $(hdrdir)/ruby $(srcdir) $(encsrcdir)].join(CONFIG["PATH_SEPARATOR"])%>
LIBPATH = <%=libpathflag($DEFLIBPATH)%>
LIBS = <%=
if enable_shared or RbConfig.expand(CONFIG["LIBRUBY"].dup) != RbConfig.expand(CONFIG["LIBRUBY_A"].dup)
  CONFIG['LIBRUBYARG']
else
  ''
end %> <%=CONFIG['LIBS']%> $(EXTLIBS)

ENCOBJS = <%=encs.map {|e|"enc/#{e}.$(OBJEXT)"}.join(" \\\n\t  ")%><%="\n" if encs.size>1%>
ENCSOS = <%=encs.map {|e|"$(ENCSODIR)/#{e}.$(DLEXT)"}.join(" \\\n\t ")%><%="\n" if encs.size>1%>
ENCCLEANLIBS = <%=cleanlibs.map {|clean|
  clean.gsub(/\$\*(\.\w+)?/) {"$(ENCOBJS#{$1 ? ":.#{CONFIG["OBJEXT"]}=#{$1}" : ""})"}
}.join(" ")%>
ENCCLEANOBJS = <%=cleanobjs.map {|clean|
  clean.gsub(/\$\*(\.\w+)?/) {"$(ENCOBJS#{$1 ? ":.#{CONFIG["OBJEXT"]}=#{$1}" : ""})"}
}.join(" ")%>

TRANSVPATH = $(srcdir)/enc/trans

TRANSCSRCS = <%=atrans.map {|e| transvpath % "#{e}.c"}.join(" \\\n\t     ")%><%="\n" if trans.size>1%>
TRANSOBJS = <%=trans.map {|e|"enc/#{e}.$(OBJEXT)"}.join(" \\\n\t    ")%><%="\n" if trans.size>1%>
TRANSSOS = <%=trans.map {|e|"$(ENCSODIR)/#{e}.$(DLEXT)"}.join(" \\\n\t   ")%><%="\n" if trans.size>1%>
TRANSCLEANLIBS = <%=cleanlibs.map {|clean|
  clean.gsub(/\$\*(\.\w+)?/) {"$(TRANSOBJS#{$1 ? ":.#{CONFIG["OBJEXT"]}=#{$1}" : ""})"}
}.join(" ")%>
TRANSCLEANOBJS = <%=cleanobjs.map {|clean|
  clean.gsub(/\$\*(\.\w+)?/) {"$(TRANSOBJS#{$1 ? ":.#{CONFIG["OBJEXT"]}=#{$1}" : ""})"}
}.join(" ")%>

encs: all
all: enc trans
enc: $(ENCSOS)
trans: $(TRANSSOS)

srcs: $(TRANSCSRCS)

<%=transvpath_prefix%>.trans<%=transvpath_prefix%>.c:
	$(ECHO) generating table from $@
	$(Q)$(MINIRUBY) "$(srcdir)/tool/transcode-tblgen.rb" -vo "$@" "$<"

% unless encs.empty? or trans.empty?

%   unless encs.empty?
$(ENCOBJS): regenc.h oniguruma.h config.h defines.h
%   end
%   unless trans.empty?
$(TRANSOBJS): ruby.h intern.h config.h defines.h missing.h encoding.h oniguruma.h st.h transcode_data.h
%   end
%   atrans.each do |e|
%     src = "#{e}.trans"

<%=transvpath % "#{e}.c"%>: <%= transvpath % "#{e}.trans"%>
%     src = [*IO.read(File.join($srcdir, "trans", src)).scan(/^\s*require\s+[\'\"]([^\'\"]*)/).flatten.map{|c|c+".rb"}]
<%=transvpath % "#{e}.c"%>: <%= src.map {|e| transvpath % "#{e}"}.join(" ")%> $(srcdir)/tool/transcode-tblgen.rb
%   end

% end
% link_so = LINK_SO.gsub(/\n/, "\n\t")
% link_so.gsub!(/(-(?:implib|pdb):\S+)-\$\(arch\)\./, '\1.')
% dependencies.each do |e|
%   obj = "enc/#{e}.$(OBJEXT)"
%   df = ("enc/#{e}.def" if deffile)
%   target = e.dup
%   if target.sub!(/\Atrans\//, '$(TRANSSODIR)/')
%     mesg = "transcoder"
%   else
%     target = "$(ENCSODIR)/#{e}"
%     mesg = "encoding"
%   end
<%=target%>.$(DLEXT): <%=obj%>
	$(ECHO) linking <%=mesg%> $(@F)
%   cmd = link_so.sub(/\$\(OBJS\)/) {obj}
%   base = File.basename(e)
%   cmd.sub!(/(?=\$\(DLDFLAGS\))/) {dldflags.sub(/\$\(TARGET\)/) {base} + " "} if dldflags
%   if df
	$(Q)echo> <%=df%> EXPORTS
	$(Q)echo>> <%=df%> <%=EXPORT_PREFIX%>Init_<%=base%>
%     cmd.sub!(/\$\(DEFFILE\)/) {df}
%     cmd.gsub!(/-(?:implib|pdb):/) {|s|"#{s}enc/#{e.sub(/[^\/]+\z/, '')}"}
%   end
	$(Q)$(MAKEDIRS) "$(@D)"
	$(Q)<%=cmd%>

% end
% dependencies.each do |e|
<%="enc/#{e}.$(OBJEXT)"%>: <%="$(encsrcdir)/#{e}.c"%>
	-$(Q)$(MAKEDIRS) "$(@D)"
	$(ECHO) compiling <%= "$(encsrcdir)/#{e}.c"%>
	$(Q)<%=COMPILE_C.gsub(/\$(\()?<(\:[^)]+)?(\))?/){"$(encsrcdir)/#{e}.c"}%>

% end

enc/encdb.$(OBJEXT): encdb.h
enc/trans/transdb.$(OBJEXT): transdb.h

clean:
% %w[$(ENCSOS) $(ENCOBJS) $(ENCCLEANOBJS) $(ENCCLEANLIBS) $(TRANSSOS) $(TRANSOBJS) $(TRANSCLEANOBJS) $(TRANSCLEANLIBS)].each do |clean|
	$(Q)$(RM) <%=pathrep[clean]%>
% end
% @ignore_error = $nmake ? '' : ' 2> /dev/null || true'
% unless inplace
	$(Q)$(RM) enc/unicode/name2ctype.h
	-$(Q)$(RMDIR) enc/unicode<%=@ignore_error%>
% end
% workdirs.reverse_each do|dir|
	-$(Q)$(RMDIR) <%=pathrep[dir]%><%=@ignore_error%>
% end

clean-srcs:
	$(Q)$(RM) <%=pathrep['$(TRANSCSRCS)']%>
	-$(Q)$(RMDIR) <%=pathrep['enc/trans']%><%=@ignore_error%>
	$(Q)$(RM) enc/unicode/name2ctype.h
	-$(Q)$(RMDIR) <%=pathrep['enc/unicode']%><%=@ignore_error%>
	-$(Q)$(RMDIR) <%=pathrep['enc']%><%=@ignore_error%>