Created basic CSS parser, data stucture and stringifier

.gitignore

@@ -0,0 +1,14 @@
+._*/
+mincss
+*.cmo
+*.cmi
+*.cmx
+*.swp
+*.o
+types.ml
+lexer.ml
+lexer.mli
+parser.ml
+parser.mli
+parser.conflicts
+parser.automaton

Makefile

@@ -0,0 +1,26 @@
+RESULT := mincss
+SOURCES := types.ml types.mli stringify.ml lexer.mll parser.mly util.ml parse.ml \
+	main.ml
+PRE_TARGETS := types.ml types.cmi stringify.cmi
+LIBS := str
+
+# Set debugging flag to enable exception backtraces for OCAMLRUNPARAM=b
+OCAMLFLAGS := -g
+
+OCAMLYACC := menhir
+YFLAGS := --infer --explain --dump
+
+.PHONY: all myclean
+
+all: native-code
+
+clean:: myclean
+
+# The Types module needs an implementation to stop ocamlc from complaining
+types.ml: types.mli
+	cp $< $@
+
+myclean:
+	rm -f a.out types.ml parser.conflicts parser.automaton
+
+include OCamlMakefile

OCamlMakefile

@@ -0,0 +1,1299 @@
+###########################################################################
+#                              OCamlMakefile
+#                  Copyright (C) 1999-  Markus Mottl
+#
+#                             For updates see:
+#                http://www.ocaml.info/home/ocaml_sources.html
+#
+###########################################################################
+
+# Modified by damien for .glade.ml compilation
+
+# Set these variables to the names of the sources to be processed and
+# the result variable. Order matters during linkage!
+
+ifndef SOURCES
+  SOURCES := foo.ml
+endif
+export SOURCES
+
+ifndef RES_CLIB_SUF
+  RES_CLIB_SUF := _stubs
+endif
+export RES_CLIB_SUF
+
+ifndef RESULT
+  RESULT := foo
+endif
+export RESULT := $(strip $(RESULT))
+
+export LIB_PACK_NAME
+
+ifndef DOC_FILES
+  DOC_FILES := $(filter %.mli, $(SOURCES))
+endif
+export DOC_FILES
+FIRST_DOC_FILE := $(firstword $(DOC_FILES))
+
+export BCSUFFIX
+export NCSUFFIX
+
+ifndef TOPSUFFIX
+  TOPSUFFIX := .top
+endif
+export TOPSUFFIX
+
+# Eventually set include- and library-paths, libraries to link,
+# additional compilation-, link- and ocamlyacc-flags
+# Path- and library information needs not be written with "-I" and such...
+# Define THREADS if you need it, otherwise leave it unset (same for
+# USE_CAMLP4)!
+
+export THREADS
+export VMTHREADS
+export ANNOTATE
+export USE_CAMLP4
+
+export INCDIRS
+export LIBDIRS
+export EXTLIBDIRS
+export RESULTDEPS
+export OCAML_DEFAULT_DIRS
+
+export LIBS
+export CLIBS
+export CFRAMEWORKS
+
+export OCAMLFLAGS
+export OCAMLNCFLAGS
+export OCAMLBCFLAGS
+
+export OCAMLLDFLAGS
+export OCAMLNLDFLAGS
+export OCAMLBLDFLAGS
+
+export OCAMLMKLIB_FLAGS
+
+ifndef OCAMLCPFLAGS
+  OCAMLCPFLAGS := a
+endif
+export OCAMLCPFLAGS
+
+ifndef DOC_DIR
+  DOC_DIR := doc
+endif
+export DOC_DIR
+
+export PPFLAGS
+
+export LFLAGS
+export YFLAGS
+export IDLFLAGS
+
+export OCAMLDOCFLAGS
+
+export OCAMLFIND_INSTFLAGS
+
+export DVIPSFLAGS
+
+export STATIC
+
+# Add a list of optional trash files that should be deleted by "make clean"
+export TRASH
+
+ECHO := echo
+
+ifdef REALLY_QUIET
+  export REALLY_QUIET
+  ECHO := true
+  LFLAGS := $(LFLAGS) -q
+  YFLAGS := $(YFLAGS) -q
+endif
+
+####################  variables depending on your OCaml-installation
+
+SYSTEM := $(shell ocamlc -config 2>/dev/null | grep system | sed 's/system: //')
+    # This may be
+    # - mingw
+    # - mingw64
+    # - win32
+    # - cygwin
+    # - some other string means Unix
+    # - empty means ocamlc does not support -config
+
+ifeq ($(SYSTEM),$(filter $(SYSTEM),mingw mingw64))
+  MINGW=1
+endif
+ifeq ($(SYSTEM),win32)
+  MSVC=1
+endif
+
+ifdef MINGW
+  export MINGW
+  WIN32 := 1
+  # The default value 'cc' makes 'ocamlc -cc "cc"' raises the error 'The
+  # NTVDM CPU has encountered an illegal instruction'.
+  ifndef CC
+    MNO_CYGWIN := $(shell gcc -Wextra -v --help 2>/dev/null | grep -q '\-mno-cygwin'; echo $$?)
+    CC := gcc
+  else
+    MNO_CYGWIN := $(shell $$CC -Wextra -v --help 2>/dev/null | grep -q '\-mno-cygwin'; echo $$?)
+  endif
+  # We are compiling with cygwin tools:
+  ifeq ($(MNO_CYGWIN),0)
+	CFLAGS_WIN32 := -mno-cygwin
+  endif
+  # The OCaml C header files use this flag:
+  CFLAGS += -D__MINGW32__
+endif
+ifdef MSVC
+  export MSVC
+  WIN32   := 1
+  ifndef STATIC
+    CPPFLAGS_WIN32 := -DCAML_DLL
+  endif
+  CFLAGS_WIN32 += -nologo
+  EXT_OBJ := obj
+  EXT_LIB := lib
+  ifeq ($(CC),gcc)
+    # work around GNU Make default value
+    ifdef THREADS
+      CC := cl -MT
+    else
+      CC := cl
+    endif
+  endif
+  ifeq ($(CXX),g++)
+    # work around GNU Make default value
+    CXX := $(CC)
+  endif
+  CFLAG_O := -Fo
+endif
+ifdef WIN32
+  EXT_CXX := cpp
+  EXE     := .exe
+endif
+
+ifndef EXT_OBJ
+  EXT_OBJ := o
+endif
+ifndef EXT_LIB
+  EXT_LIB := a
+endif
+ifndef EXT_CXX
+  EXT_CXX := cc
+endif
+ifndef EXE
+  EXE := # empty
+endif
+ifndef CFLAG_O
+  CFLAG_O := -o # do not delete this comment (preserves trailing whitespace)!
+endif
+
+export CC
+export CXX
+export CFLAGS
+export CXXFLAGS
+export LDFLAGS
+export CPPFLAGS
+
+ifndef RPATH_FLAG
+  ifdef ELF_RPATH_FLAG
+    RPATH_FLAG := $(ELF_RPATH_FLAG)
+  else
+    RPATH_FLAG := -R
+  endif
+endif
+export RPATH_FLAG
+
+ifndef MSVC
+ifndef PIC_CFLAGS
+  PIC_CFLAGS := -fPIC
+endif
+ifndef PIC_CPPFLAGS
+  PIC_CPPFLAGS := -DPIC
+endif
+endif
+
+export PIC_CFLAGS
+export PIC_CPPFLAGS
+
+BCRESULT  := $(addsuffix $(BCSUFFIX), $(RESULT))
+NCRESULT  := $(addsuffix $(NCSUFFIX), $(RESULT))
+TOPRESULT := $(addsuffix $(TOPSUFFIX), $(RESULT))
+
+ifndef OCAMLFIND
+  OCAMLFIND := ocamlfind
+endif
+export OCAMLFIND
+
+ifndef OCAML
+  OCAML := ocaml
+endif
+export OCAML
+
+ifndef OCAMLC
+  OCAMLC := ocamlc
+endif
+export OCAMLC
+
+ifndef OCAMLOPT
+  OCAMLOPT := ocamlopt
+endif
+export OCAMLOPT
+
+ifndef OCAMLMKTOP
+  OCAMLMKTOP := ocamlmktop
+endif
+export OCAMLMKTOP
+
+ifndef OCAMLCP
+  OCAMLCP := ocamlcp
+endif
+export OCAMLCP
+
+ifndef OCAMLDEP
+  OCAMLDEP := ocamldep
+endif
+export OCAMLDEP
+
+ifndef OCAMLLEX
+  OCAMLLEX := ocamllex
+endif
+export OCAMLLEX
+
+ifndef OCAMLYACC
+  OCAMLYACC := ocamlyacc
+endif
+export OCAMLYACC
+
+ifndef OCAMLMKLIB
+  OCAMLMKLIB := ocamlmklib
+endif
+export OCAMLMKLIB
+
+ifndef OCAML_GLADECC
+  OCAML_GLADECC := lablgladecc2
+endif
+export OCAML_GLADECC
+
+ifndef OCAML_GLADECC_FLAGS
+  OCAML_GLADECC_FLAGS :=
+endif
+export OCAML_GLADECC_FLAGS
+
+ifndef CAMELEON_REPORT
+  CAMELEON_REPORT := report
+endif
+export CAMELEON_REPORT
+
+ifndef CAMELEON_REPORT_FLAGS
+  CAMELEON_REPORT_FLAGS :=
+endif
+export CAMELEON_REPORT_FLAGS
+
+ifndef CAMELEON_ZOGGY
+  CAMELEON_ZOGGY := camlp4o pa_zog.cma pr_o.cmo
+endif
+export CAMELEON_ZOGGY
+
+ifndef CAMELEON_ZOGGY_FLAGS
+  CAMELEON_ZOGGY_FLAGS :=
+endif
+export CAMELEON_ZOGGY_FLAGS
+
+ifndef OXRIDL
+  OXRIDL := oxridl
+endif
+export OXRIDL
+
+ifndef CAMLIDL
+  CAMLIDL := camlidl
+endif
+export CAMLIDL
+
+ifndef CAMLIDLDLL
+  CAMLIDLDLL := camlidldll
+endif
+export CAMLIDLDLL
+
+ifndef NOIDLHEADER
+  MAYBE_IDL_HEADER := -header
+endif
+export NOIDLHEADER
+
+export NO_CUSTOM
+
+ifndef CAMLP4
+  CAMLP4 := camlp4
+endif
+export CAMLP4
+
+ifndef REAL_OCAMLFIND
+  ifdef PACKS
+    ifndef CREATE_LIB
+      ifdef THREADS
+	PACKS += threads
+      endif
+    endif
+    empty :=
+    space := $(empty) $(empty)
+    comma := ,
+    ifdef PREDS
+      PRE_OCAML_FIND_PREDICATES := $(subst $(space),$(comma),$(PREDS))
+      PRE_OCAML_FIND_PACKAGES := $(subst $(space),$(comma),$(PACKS))
+      OCAML_FIND_PREDICATES := -predicates $(PRE_OCAML_FIND_PREDICATES)
+  #    OCAML_DEP_PREDICATES := -syntax $(PRE_OCAML_FIND_PREDICATES)
+      OCAML_FIND_PACKAGES := $(OCAML_FIND_PREDICATES) -package $(PRE_OCAML_FIND_PACKAGES)
+      OCAML_DEP_PACKAGES := $(OCAML_DEP_PREDICATES) -package $(PRE_OCAML_FIND_PACKAGES)
+    else
+      OCAML_FIND_PACKAGES := -package $(subst $(space),$(comma),$(PACKS))
+      OCAML_DEP_PACKAGES :=
+    endif
+    OCAML_FIND_LINKPKG := -linkpkg
+    REAL_OCAMLFIND := $(OCAMLFIND)
+  endif
+endif
+
+export OCAML_FIND_PACKAGES
+export OCAML_DEP_PACKAGES
+export OCAML_FIND_LINKPKG
+export REAL_OCAMLFIND
+
+ifndef OCAMLDOC
+  OCAMLDOC := ocamldoc
+endif
+export OCAMLDOC
+
+ifndef LATEX
+  LATEX := latex
+endif
+export LATEX
+
+ifndef DVIPS
+  DVIPS := dvips
+endif
+export DVIPS
+
+ifndef PS2PDF
+  PS2PDF := ps2pdf
+endif
+export PS2PDF
+
+ifndef OCAMLMAKEFILE
+  OCAMLMAKEFILE := OCamlMakefile
+endif
+export OCAMLMAKEFILE
+
+ifndef OCAMLLIBPATH
+  OCAMLLIBPATH := \
+    $(shell $(OCAMLC) 2>/dev/null -where || echo /usr/local/lib/ocaml)
+endif
+export OCAMLLIBPATH
+
+ifndef OCAML_LIB_INSTALL
+  OCAML_LIB_INSTALL := $(OCAMLLIBPATH)/contrib
+endif
+export OCAML_LIB_INSTALL
+
+###########################################################################
+
+####################  change following sections only if
+####################    you know what you are doing!
+
+# delete target files when a build command fails
+.PHONY: .DELETE_ON_ERROR
+.DELETE_ON_ERROR:
+
+# for pedants using "--warn-undefined-variables"
+export MAYBE_IDL
+export REAL_RESULT
+export CAMLIDLFLAGS
+export THREAD_FLAG
+export RES_CLIB
+export MAKEDLL
+export ANNOT_FLAG
+export C_OXRIDL
+export SUBPROJS
+export CFLAGS_WIN32
+export CPPFLAGS_WIN32
+
+INCFLAGS :=
+
+SHELL := /bin/sh
+
+MLDEPDIR := ._d
+BCDIDIR  := ._bcdi
+NCDIDIR  := ._ncdi
+
+FILTER_EXTNS := %.mli %.ml %.mll %.mly %.idl %.oxridl %.c %.m %.$(EXT_CXX) %.rep %.zog %.glade
+
+FILTERED     := $(filter $(FILTER_EXTNS), $(SOURCES))
+SOURCE_DIRS  := $(filter-out ./, $(sort $(dir $(FILTERED))))
+
+FILTERED_REP := $(filter %.rep, $(FILTERED))
+DEP_REP      := $(FILTERED_REP:%.rep=$(MLDEPDIR)/%.d)
+AUTO_REP     := $(FILTERED_REP:.rep=.ml)
+
+FILTERED_ZOG := $(filter %.zog, $(FILTERED))
+DEP_ZOG      := $(FILTERED_ZOG:%.zog=$(MLDEPDIR)/%.d)
+AUTO_ZOG     := $(FILTERED_ZOG:.zog=.ml)
+
+FILTERED_GLADE := $(filter %.glade, $(FILTERED))
+DEP_GLADE      := $(FILTERED_GLADE:%.glade=$(MLDEPDIR)/%.d)
+AUTO_GLADE     := $(FILTERED_GLADE:.glade=.ml)
+
+FILTERED_ML  := $(filter %.ml, $(FILTERED))
+DEP_ML       := $(FILTERED_ML:%.ml=$(MLDEPDIR)/%.d)
+
+FILTERED_MLI := $(filter %.mli, $(FILTERED))
+DEP_MLI      := $(FILTERED_MLI:.mli=.di)
+
+FILTERED_MLL := $(filter %.mll, $(FILTERED))
+DEP_MLL      := $(FILTERED_MLL:%.mll=$(MLDEPDIR)/%.d)
+AUTO_MLL     := $(FILTERED_MLL:.mll=.ml)
+
+FILTERED_MLY := $(filter %.mly, $(FILTERED))
+DEP_MLY      := $(FILTERED_MLY:%.mly=$(MLDEPDIR)/%.d) $(FILTERED_MLY:.mly=.di)
+AUTO_MLY     := $(FILTERED_MLY:.mly=.mli) $(FILTERED_MLY:.mly=.ml)
+
+FILTERED_IDL := $(filter %.idl, $(FILTERED))
+DEP_IDL      := $(FILTERED_IDL:%.idl=$(MLDEPDIR)/%.d) $(FILTERED_IDL:.idl=.di)
+C_IDL        := $(FILTERED_IDL:%.idl=%_stubs.c)
+ifndef NOIDLHEADER
+ C_IDL += $(FILTERED_IDL:.idl=.h)
+endif
+OBJ_C_IDL    := $(FILTERED_IDL:%.idl=%_stubs.$(EXT_OBJ))
+AUTO_IDL     := $(FILTERED_IDL:.idl=.mli) $(FILTERED_IDL:.idl=.ml) $(C_IDL)
+
+FILTERED_OXRIDL := $(filter %.oxridl, $(FILTERED))
+DEP_OXRIDL      := $(FILTERED_OXRIDL:%.oxridl=$(MLDEPDIR)/%.d) $(FILTERED_OXRIDL:.oxridl=.di)
+AUTO_OXRIDL     := $(FILTERED_OXRIDL:.oxridl=.mli) $(FILTERED_OXRIDL:.oxridl=.ml) $(C_OXRIDL)
+
+FILTERED_C_CXX := $(filter %.c %.m %.$(EXT_CXX), $(FILTERED))
+OBJ_C_CXX      := $(FILTERED_C_CXX:.c=.$(EXT_OBJ))
+OBJ_C_CXX      := $(OBJ_C_CXX:.m=.$(EXT_OBJ))
+OBJ_C_CXX      := $(OBJ_C_CXX:.$(EXT_CXX)=.$(EXT_OBJ))
+
+PRE_TARGETS  += $(AUTO_MLL) $(AUTO_MLY) $(AUTO_IDL) $(AUTO_OXRIDL) $(AUTO_ZOG) $(AUTO_REP) $(AUTO_GLADE)
+
+ALL_DEPS     := $(DEP_ML) $(DEP_MLI) $(DEP_MLL) $(DEP_MLY) $(DEP_IDL) $(DEP_OXRIDL) $(DEP_ZOG) $(DEP_REP) $(DEP_GLADE)
+
+MLDEPS       := $(filter %.d, $(ALL_DEPS))
+MLIDEPS      := $(filter %.di, $(ALL_DEPS))
+BCDEPIS      := $(MLIDEPS:%.di=$(BCDIDIR)/%.di)
+NCDEPIS      := $(MLIDEPS:%.di=$(NCDIDIR)/%.di)
+
+ALLML        := $(filter %.mli %.ml %.mll %.mly %.idl %.oxridl %.rep %.zog %.glade, $(FILTERED))
+
+IMPLO_INTF   := $(ALLML:%.mli=%.mli.__)
+IMPLO_INTF   := $(foreach file, $(IMPLO_INTF), \
+                  $(basename $(file)).cmi $(basename $(file)).cmo)
+IMPLO_INTF   := $(filter-out %.mli.cmo, $(IMPLO_INTF))
+IMPLO_INTF   := $(IMPLO_INTF:%.mli.cmi=%.cmi)
+
+IMPLX_INTF   := $(IMPLO_INTF:.cmo=.cmx)
+
+INTF         := $(filter %.cmi, $(IMPLO_INTF))
+IMPL_CMO     := $(filter %.cmo, $(IMPLO_INTF))
+IMPL_CMX     := $(IMPL_CMO:.cmo=.cmx)
+IMPL_ASM     := $(IMPL_CMO:.cmo=.asm)
+IMPL_S       := $(IMPL_CMO:.cmo=.s)
+
+OBJ_LINK     := $(OBJ_C_IDL) $(OBJ_C_CXX)
+OBJ_FILES    := $(IMPL_CMO:.cmo=.$(EXT_OBJ)) $(OBJ_LINK)
+
+EXECS        := $(addsuffix $(EXE), \
+                            $(sort $(TOPRESULT) $(BCRESULT) $(NCRESULT)))
+ifdef WIN32
+  EXECS      += $(BCRESULT).dll $(NCRESULT).dll
+endif
+
+CLIB_BASE    := $(RESULT)$(RES_CLIB_SUF)
+ifneq ($(strip $(OBJ_LINK)),)
+  RES_CLIB     := lib$(CLIB_BASE).$(EXT_LIB)
+endif
+
+ifdef WIN32
+DLLSONAME := dll$(CLIB_BASE).dll
+else
+DLLSONAME := dll$(CLIB_BASE).so
+endif
+
+NONEXECS     := $(INTF) $(IMPL_CMO) $(IMPL_CMX) $(IMPL_ASM) $(IMPL_S) \
+		$(OBJ_FILES) $(PRE_TARGETS) $(BCRESULT).cma $(NCRESULT).cmxa \
+		$(NCRESULT).$(EXT_LIB) $(BCRESULT).cmi $(BCRESULT).cmo \
+		$(NCRESULT).cmi $(NCRESULT).cmx $(NCRESULT).$(EXT_OBJ) \
+		$(RES_CLIB) $(IMPL_CMO:.cmo=.annot) \
+		$(LIB_PACK_NAME).cmi $(LIB_PACK_NAME).cmo $(LIB_PACK_NAME).cmx \
+		$(LIB_PACK_NAME).$(EXT_OBJ)
+
+ifndef STATIC
+  NONEXECS += $(DLLSONAME)
+endif
+
+ifndef LIBINSTALL_FILES
+  LIBINSTALL_FILES := $(RESULT).mli $(RESULT).cmi $(RESULT).cma \
+		      $(RESULT).cmxa $(RESULT).$(EXT_LIB) $(RES_CLIB)
+  ifndef STATIC
+    ifneq ($(strip $(OBJ_LINK)),)
+      LIBINSTALL_FILES += $(DLLSONAME)
+    endif
+  endif
+endif
+
+export LIBINSTALL_FILES
+
+ifdef WIN32
+  # some extra stuff is created while linking DLLs
+  NONEXECS   += $(BCRESULT).$(EXT_LIB) $(BCRESULT).exp $(NCRESULT).exp $(CLIB_BASE).exp $(CLIB_BASE).lib
+endif
+
+TARGETS      := $(EXECS) $(NONEXECS)
+
+# If there are IDL-files
+ifneq ($(strip $(FILTERED_IDL)),)
+  MAYBE_IDL := -cclib -lcamlidl
+endif
+
+ifdef USE_CAMLP4
+  CAMLP4PATH := \
+    $(shell $(CAMLP4) -where 2>/dev/null || echo /usr/local/lib/camlp4)
+  INCFLAGS := -I $(CAMLP4PATH)
+  CINCFLAGS := -I$(CAMLP4PATH)
+endif
+
+INCFLAGS := $(INCFLAGS) $(INCDIRS:%=-I %) $(SOURCE_DIRS:%=-I %) $(OCAML_DEFAULT_DIRS:%=-I %)
+CINCFLAGS += $(SOURCE_DIRS:%=-I%) $(INCDIRS:%=-I%) $(OCAML_DEFAULT_DIRS:%=-I%)
+
+ifndef MSVC
+  CLIBFLAGS += $(SOURCE_DIRS:%=-L%) $(LIBDIRS:%=-L%) \
+               $(EXTLIBDIRS:%=-L%) $(OCAML_DEFAULT_DIRS:%=-L%)
+
+  ifeq ($(ELF_RPATH), yes)
+    CLIBFLAGS += $(EXTLIBDIRS:%=-Wl,$(RPATH_FLAG)%)
+  endif
+endif
+
+ifndef PROFILING
+  INTF_OCAMLC := $(OCAMLC)
+else
+  ifndef THREADS
+    INTF_OCAMLC := $(OCAMLCP) -p $(OCAMLCPFLAGS)
+  else
+    # OCaml does not support profiling byte code
+    # with threads (yet), therefore we force an error.
+    ifndef REAL_OCAMLC
+      $(error Profiling of multithreaded byte code not yet supported by OCaml)
+    endif
+    INTF_OCAMLC := $(OCAMLC)
+  endif
+endif
+
+ifndef MSVC
+  COMMON_LDFLAGS := $(LDFLAGS:%=-ccopt %) $(SOURCE_DIRS:%=-ccopt -L%) \
+		    $(LIBDIRS:%=-ccopt -L%) $(EXTLIBDIRS:%=-ccopt -L%) \
+		    $(EXTLIBDIRS:%=-ccopt -Wl $(OCAML_DEFAULT_DIRS:%=-ccopt -L%))
+
+  ifeq ($(ELF_RPATH),yes)
+    COMMON_LDFLAGS += $(EXTLIBDIRS:%=-ccopt -Wl,$(RPATH_FLAG)%)
+  endif
+else
+  COMMON_LDFLAGS := -ccopt "/link -NODEFAULTLIB:LIBC $(LDFLAGS:%=%) $(SOURCE_DIRS:%=-LIBPATH:%) \
+		    $(LIBDIRS:%=-LIBPATH:%) $(EXTLIBDIRS:%=-LIBPATH:%) \
+		    $(OCAML_DEFAULT_DIRS:%=-LIBPATH:%) "
+endif
+
+CLIBS_OPTS := $(CLIBS:%=-cclib -l%) $(CFRAMEWORKS:%=-cclib '-framework %')
+ifdef MSVC
+  ifndef STATIC
+  # MSVC libraries do not have 'lib' prefix
+  CLIBS_OPTS := $(CLIBS:%=-cclib %.lib)
+  endif
+endif
+
+ifneq ($(strip $(OBJ_LINK)),)
+  ifdef CREATE_LIB
+    OBJS_LIBS := -cclib -l$(CLIB_BASE) $(CLIBS_OPTS) $(MAYBE_IDL)
+  else
+    OBJS_LIBS := $(OBJ_LINK) $(CLIBS_OPTS) $(MAYBE_IDL)
+  endif
+else
+  OBJS_LIBS := $(CLIBS_OPTS) $(MAYBE_IDL)
+endif
+
+ifdef LIB_PACK_NAME
+  FOR_PACK_NAME := $(shell echo $(LIB_PACK_NAME) | awk '{print toupper(substr($$0,1,1))substr($$0,2)}')
+endif
+
+# If we have to make byte-code
+ifndef REAL_OCAMLC
+  BYTE_OCAML := y
+
+  # EXTRADEPS is added dependencies we have to insert for all
+  # executable files we generate.  Ideally it should be all of the
+  # libraries we use, but it's hard to find the ones that get searched on
+  # the path since I don't know the paths built into the compiler, so
+  # just include the ones with slashes in their names.
+  EXTRADEPS := $(addsuffix .cma,$(foreach i,$(LIBS),$(if $(findstring /,$(i)),$(i))))
+
+
+  ifndef LIB_PACK_NAME
+    SPECIAL_OCAMLFLAGS := $(OCAMLBCFLAGS)
+  else
+    SPECIAL_OCAMLFLAGS := -for-pack $(FOR_PACK_NAME) $(OCAMLBCFLAGS)
+  endif
+
+  REAL_OCAMLC := $(INTF_OCAMLC)
+
+  REAL_IMPL := $(IMPL_CMO)
+  REAL_IMPL_INTF := $(IMPLO_INTF)
+  IMPL_SUF := .cmo
+
+  DEPFLAGS  :=
+  MAKE_DEPS := $(MLDEPS) $(BCDEPIS)
+
+  ifdef CREATE_LIB
+    override CFLAGS := $(PIC_CFLAGS) $(CFLAGS)
+    override CPPFLAGS := $(PIC_CPPFLAGS) $(CPPFLAGS)
+    ifndef STATIC
+      ifneq ($(strip $(OBJ_LINK)),)
+	MAKEDLL := $(DLLSONAME)
+	ALL_LDFLAGS := -dllib $(DLLSONAME)
+      endif
+    endif
+  endif
+
+  ifndef NO_CUSTOM
+    ifneq "$(strip $(OBJ_LINK) $(THREADS) $(MAYBE_IDL) $(CLIBS) $(CFRAMEWORKS))" ""
+      ALL_LDFLAGS += -custom
+    endif
+  endif
+
+  ALL_LDFLAGS += $(INCFLAGS) $(OCAMLLDFLAGS) $(OCAMLBLDFLAGS) \
+                 $(COMMON_LDFLAGS) $(LIBS:%=%.cma)
+  CAMLIDLDLLFLAGS :=
+
+  ifdef THREADS
+    ifdef VMTHREADS
+      THREAD_FLAG := -vmthread
+    else
+      THREAD_FLAG := -thread
+    endif
+    ALL_LDFLAGS := $(THREAD_FLAG) $(ALL_LDFLAGS)
+    ifndef CREATE_LIB
+      ifndef REAL_OCAMLFIND
+        ALL_LDFLAGS := unix.cma threads.cma $(ALL_LDFLAGS)
+      endif
+    endif
+  endif
+
+# we have to make native-code
+else
+  EXTRADEPS := $(addsuffix .cmxa,$(foreach i,$(LIBS),$(if $(findstring /,$(i)),$(i))))
+  ifndef PROFILING
+    SPECIAL_OCAMLFLAGS := $(OCAMLNCFLAGS)
+    PLDFLAGS :=
+  else
+    SPECIAL_OCAMLFLAGS := -p $(OCAMLNCFLAGS)
+    PLDFLAGS := -p
+  endif
+
+  ifndef LIB_PACK_NAME
+    SPECIAL_OCAMLFLAGS := $(OCAMLNCFLAGS)
+  else
+    SPECIAL_OCAMLFLAGS := -for-pack $(FOR_PACK_NAME) $(OCAMLNCFLAGS)
+  endif
+  REAL_IMPL := $(IMPL_CMX)
+  REAL_IMPL_INTF := $(IMPLX_INTF)
+  IMPL_SUF := .cmx
+
+  override CPPFLAGS := -DNATIVE_CODE $(CPPFLAGS)
+
+  DEPFLAGS  := -native
+  MAKE_DEPS := $(MLDEPS) $(NCDEPIS)
+
+  ALL_LDFLAGS := $(PLDFLAGS) $(INCFLAGS) $(OCAMLLDFLAGS) \
+                 $(OCAMLNLDFLAGS) $(COMMON_LDFLAGS)
+  CAMLIDLDLLFLAGS := -opt
+
+  ifndef CREATE_LIB
+    ALL_LDFLAGS += $(LIBS:%=%.cmxa)
+  else
+    override CFLAGS := $(PIC_CFLAGS) $(CFLAGS)
+    override CPPFLAGS := $(PIC_CPPFLAGS) $(CPPFLAGS)
+  endif
+
+  ifdef THREADS
+    THREAD_FLAG := -thread
+    ALL_LDFLAGS := $(THREAD_FLAG) $(ALL_LDFLAGS)
+    ifndef CREATE_LIB
+      ifndef REAL_OCAMLFIND
+        ALL_LDFLAGS := unix.cmxa threads.cmxa $(ALL_LDFLAGS)
+      endif
+    endif
+  endif
+endif
+
+export MAKE_DEPS
+
+ifdef ANNOTATE
+  ANNOT_FLAG := -annot
+else
+endif
+
+ALL_OCAMLCFLAGS := $(THREAD_FLAG) $(ANNOT_FLAG) $(OCAMLFLAGS) \
+                   $(INCFLAGS) $(SPECIAL_OCAMLFLAGS)
+
+ifdef make_deps
+  -include $(MAKE_DEPS)
+  PRE_TARGETS :=
+endif
+
+###########################################################################
+# USER RULES
+
+# Call "OCamlMakefile QUIET=" to get rid of all of the @'s.
+QUIET=@
+
+# generates byte-code (default)
+byte-code:		$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) $(BCRESULT) \
+				REAL_RESULT="$(BCRESULT)" make_deps=yes
+bc:	byte-code
+
+byte-code-nolink:	$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) nolink \
+				REAL_RESULT="$(BCRESULT)" make_deps=yes
+bcnl:	byte-code-nolink
+
+top:			$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) $(TOPRESULT) \
+				REAL_RESULT="$(BCRESULT)" make_deps=yes
+
+# generates native-code
+
+native-code:		$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) $(NCRESULT) \
+				REAL_RESULT="$(NCRESULT)" \
+				REAL_OCAMLC="$(OCAMLOPT)" \
+				make_deps=yes
+nc:	native-code
+
+native-code-nolink:	$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) nolink \
+				REAL_RESULT="$(NCRESULT)" \
+				REAL_OCAMLC="$(OCAMLOPT)" \
+				make_deps=yes
+ncnl:	native-code-nolink
+
+# generates byte-code libraries
+byte-code-library:	$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) \
+				$(RES_CLIB) $(BCRESULT).cma \
+				REAL_RESULT="$(BCRESULT)" \
+				CREATE_LIB=yes \
+				make_deps=yes
+bcl:	byte-code-library
+
+# generates native-code libraries
+native-code-library:	$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) \
+				$(RES_CLIB) $(NCRESULT).cmxa \
+				REAL_RESULT="$(NCRESULT)" \
+				REAL_OCAMLC="$(OCAMLOPT)" \
+				CREATE_LIB=yes \
+				make_deps=yes
+ncl:	native-code-library
+
+ifdef WIN32
+# generates byte-code dll
+byte-code-dll:		$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) \
+				$(RES_CLIB) $(BCRESULT).dll \
+				REAL_RESULT="$(BCRESULT)" \
+				make_deps=yes
+bcd:	byte-code-dll
+
+# generates native-code dll
+native-code-dll:	$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) \
+				$(RES_CLIB) $(NCRESULT).dll \
+				REAL_RESULT="$(NCRESULT)" \
+				REAL_OCAMLC="$(OCAMLOPT)" \
+				make_deps=yes
+ncd:	native-code-dll
+endif
+
+# generates byte-code with debugging information
+debug-code:		$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) $(BCRESULT) \
+				REAL_RESULT="$(BCRESULT)" make_deps=yes \
+				OCAMLFLAGS="-g $(OCAMLFLAGS)" \
+				OCAMLLDFLAGS="-g $(OCAMLLDFLAGS)"
+dc:	debug-code
+
+debug-code-nolink:	$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) nolink \
+				REAL_RESULT="$(BCRESULT)" make_deps=yes \
+				OCAMLFLAGS="-g $(OCAMLFLAGS)" \
+				OCAMLLDFLAGS="-g $(OCAMLLDFLAGS)"
+dcnl:	debug-code-nolink
+
+# generates byte-code with debugging information (native code)
+debug-native-code:	$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) $(NCRESULT) \
+				REAL_RESULT="$(NCRESULT)" make_deps=yes \
+				REAL_OCAMLC="$(OCAMLOPT)" \
+				OCAMLFLAGS="-g $(OCAMLFLAGS)" \
+				OCAMLLDFLAGS="-g $(OCAMLLDFLAGS)"
+dnc:	debug-native-code
+
+debug-native-code-nolink:	$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) nolink \
+				REAL_RESULT="$(NCRESULT)" make_deps=yes \
+				REAL_OCAMLC="$(OCAMLOPT)" \
+				OCAMLFLAGS="-g $(OCAMLFLAGS)" \
+				OCAMLLDFLAGS="-g $(OCAMLLDFLAGS)"
+dncnl:	debug-native-code-nolink
+
+# generates byte-code libraries with debugging information
+debug-code-library:	$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) \
+				$(RES_CLIB) $(BCRESULT).cma \
+				REAL_RESULT="$(BCRESULT)" make_deps=yes \
+				CREATE_LIB=yes \
+				OCAMLFLAGS="-g $(OCAMLFLAGS)" \
+				OCAMLLDFLAGS="-g $(OCAMLLDFLAGS)"
+dcl:	debug-code-library
+
+# generates byte-code libraries with debugging information (native code)
+debug-native-code-library:	$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) \
+				$(RES_CLIB) $(NCRESULT).cmxa \
+				REAL_RESULT="$(NCRESULT)" make_deps=yes \
+				REAL_OCAMLC="$(OCAMLOPT)" \
+				CREATE_LIB=yes \
+				OCAMLFLAGS="-g $(OCAMLFLAGS)" \
+				OCAMLLDFLAGS="-g $(OCAMLLDFLAGS)"
+dncl:	debug-native-code-library
+
+# generates byte-code for profiling
+profiling-byte-code:		$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) $(BCRESULT) \
+				REAL_RESULT="$(BCRESULT)" PROFILING="y" \
+				make_deps=yes
+pbc:	profiling-byte-code
+
+# generates native-code
+
+profiling-native-code:		$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) $(NCRESULT) \
+				REAL_RESULT="$(NCRESULT)" \
+				REAL_OCAMLC="$(OCAMLOPT)" \
+				PROFILING="y" \
+				make_deps=yes
+pnc:	profiling-native-code
+
+# generates byte-code libraries
+profiling-byte-code-library:	$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) \
+				$(RES_CLIB) $(BCRESULT).cma \
+				REAL_RESULT="$(BCRESULT)" PROFILING="y" \
+				CREATE_LIB=yes \
+				make_deps=yes
+pbcl:	profiling-byte-code-library
+
+# generates native-code libraries
+profiling-native-code-library:	$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) \
+				$(RES_CLIB) $(NCRESULT).cmxa \
+				REAL_RESULT="$(NCRESULT)" PROFILING="y" \
+				REAL_OCAMLC="$(OCAMLOPT)" \
+				CREATE_LIB=yes \
+				make_deps=yes
+pncl:	profiling-native-code-library
+
+# packs byte-code objects
+pack-byte-code:			$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) $(BCRESULT).cmo \
+				REAL_RESULT="$(BCRESULT)" \
+				PACK_LIB=yes make_deps=yes
+pabc:	pack-byte-code
+
+# packs native-code objects
+pack-native-code:		$(PRE_TARGETS)
+			$(QUIET)$(MAKE) -r -f $(OCAMLMAKEFILE) \
+				$(NCRESULT).cmx $(NCRESULT).$(EXT_OBJ) \
+				REAL_RESULT="$(NCRESULT)" \
+				REAL_OCAMLC="$(OCAMLOPT)" \
+				PACK_LIB=yes make_deps=yes
+panc:	pack-native-code
+
+# generates HTML-documentation
+htdoc:	$(DOC_DIR)/$(RESULT)/html/index.html
+
+# generates Latex-documentation
+ladoc:	$(DOC_DIR)/$(RESULT)/latex/doc.tex
+
+# generates PostScript-documentation
+psdoc:	$(DOC_DIR)/$(RESULT)/latex/doc.ps
+
+# generates PDF-documentation
+pdfdoc:	$(DOC_DIR)/$(RESULT)/latex/doc.pdf
+
+# generates all supported forms of documentation
+doc: htdoc ladoc psdoc pdfdoc
+
+###########################################################################
+# LOW LEVEL RULES
+
+$(REAL_RESULT):		$(REAL_IMPL_INTF) $(OBJ_LINK) $(EXTRADEPS) $(RESULTDEPS)
+			$(REAL_OCAMLFIND) $(REAL_OCAMLC) \
+				$(OCAML_FIND_PACKAGES) $(OCAML_FIND_LINKPKG) \
+				$(OBJS_LIBS) $(ALL_LDFLAGS) -o $@$(EXE) \
+				$(REAL_IMPL)
+
+nolink:			$(REAL_IMPL_INTF) $(OBJ_LINK)
+
+ifdef WIN32
+$(REAL_RESULT).dll:	$(REAL_IMPL_INTF) $(OBJ_LINK)
+			$(CAMLIDLDLL) $(CAMLIDLDLLFLAGS) $(OBJ_LINK) $(CLIBS) \
+				-o $@ $(REAL_IMPL)
+endif
+
+%$(TOPSUFFIX):		$(REAL_IMPL_INTF) $(OBJ_LINK) $(EXTRADEPS)
+			$(REAL_OCAMLFIND) $(OCAMLMKTOP) \
+				$(OCAML_FIND_PACKAGES) $(OCAML_FIND_LINKPKG) \
+				$(OBJS_LIBS) $(ALL_LDFLAGS) -o $@$(EXE) \
+				$(REAL_IMPL)
+
+.SUFFIXES:		.mli .ml .cmi .cmo .cmx .cma .cmxa .$(EXT_OBJ) \
+                        .mly .di .d .$(EXT_LIB) .idl %.oxridl .c .m .$(EXT_CXX) .h .so \
+                        .rep .zog .glade
+
+ifndef STATIC
+ifdef MINGW
+# From OCaml 3.11.0, ocamlmklib is available on windows
+OCAMLMLIB_EXISTS = $(shell which $(OCAMLMKLIB))
+ifeq ($(strip $(OCAMLMLIB_EXISTS)),)
+$(DLLSONAME):		$(OBJ_LINK)
+			$(CC) $(CFLAGS) $(CFLAGS_WIN32) $(OBJ_LINK) -shared -o $@ \
+			$(wildcard $(foreach dir,$(LIBDIRS),$(CLIBS:%=$(dir)/lib%.a))) \
+			 '$(OCAMLLIBPATH)/ocamlrun.a' \
+			-Wl,--whole-archive \
+			-Wl,--export-all-symbols \
+			-Wl,--allow-multiple-definition \
+			-Wl,--enable-auto-import
+else
+$(DLLSONAME):		$(OBJ_LINK)
+			$(OCAMLMKLIB) $(INCFLAGS) $(CLIBFLAGS) \
+				-o $(CLIB_BASE) $(OBJ_LINK) $(CLIBS:%=-l%) \
+				$(CFRAMEWORKS:%=-framework %) \
+				$(OCAMLMKLIB_FLAGS)
+endif
+else
+ifdef MSVC
+$(DLLSONAME):		$(OBJ_LINK)
+			link /NOLOGO /DLL /OUT:$@ $(OBJ_LINK) \
+			 $(wildcard $(foreach dir,$(LIBDIRS),$(CLIBS:%=$(dir)/%.lib))) \
+			 '$(OCAMLLIBPATH)/ocamlrun.lib'
+
+else
+$(DLLSONAME):		$(OBJ_LINK)
+			$(OCAMLMKLIB) $(INCFLAGS) $(CLIBFLAGS) \
+				-o $(CLIB_BASE) $(OBJ_LINK) $(CLIBS:%=-l%) $(CFRAMEWORKS:%=-framework %) \
+				$(OCAMLMKLIB_FLAGS)
+endif
+endif
+endif
+
+ifndef LIB_PACK_NAME
+$(RESULT).cma:		$(REAL_IMPL_INTF) $(MAKEDLL) $(EXTRADEPS) $(RESULTDEPS)
+			$(REAL_OCAMLFIND) $(REAL_OCAMLC) -a $(OBJS_LIBS) $(ALL_LDFLAGS) -o $@ $(REAL_IMPL)
+
+$(RESULT).cmxa $(RESULT).$(EXT_LIB):	$(REAL_IMPL_INTF) $(EXTRADEPS) $(RESULTDEPS)
+			$(REAL_OCAMLFIND) $(OCAMLOPT) -a $(OBJS_LIBS) $(ALL_LDFLAGS) -o $@ $(REAL_IMPL)
+else
+# Packing a bytecode library
+LIB_PACK_NAME_MLI = $(wildcard $(LIB_PACK_NAME).mli)
+ifeq ($(LIB_PACK_NAME_MLI),)
+LIB_PACK_NAME_CMI = $(LIB_PACK_NAME).cmi
+else
+# $(LIB_PACK_NAME).mli exists, it likely depends on other compiled interfaces
+LIB_PACK_NAME_CMI =
+$(LIB_PACK_NAME).cmi: $(REAL_IMPL_INTF)
+endif
+ifdef BYTE_OCAML
+$(LIB_PACK_NAME_CMI) $(LIB_PACK_NAME).cmo: $(REAL_IMPL_INTF)
+			$(REAL_OCAMLFIND) $(REAL_OCAMLC) -pack -o $(LIB_PACK_NAME).cmo $(OCAMLLDFLAGS) $(REAL_IMPL)
+# Packing into a unit which can be transformed into a library
+# Remember the .ml's must have been compiled with -for-pack $(LIB_PACK_NAME)
+else
+$(LIB_PACK_NAME_CMI) $(LIB_PACK_NAME).cmx: $(REAL_IMPL_INTF)
+			$(REAL_OCAMLFIND) $(OCAMLOPT) -pack -o $(LIB_PACK_NAME).cmx  $(OCAMLLDFLAGS) $(REAL_IMPL)
+endif
+
+$(RESULT).cma:		$(LIB_PACK_NAME).cmi $(LIB_PACK_NAME).cmo $(MAKEDLL) $(EXTRADEPS) $(RESULTDEPS)
+			$(REAL_OCAMLFIND) $(REAL_OCAMLC) -a $(OBJS_LIBS) $(ALL_LDFLAGS) -o $@ $(LIB_PACK_NAME).cmo
+
+$(RESULT).cmxa $(RESULT).$(EXT_LIB):	$(LIB_PACK_NAME).cmi $(LIB_PACK_NAME).cmx $(EXTRADEPS) $(RESULTDEPS)
+			$(REAL_OCAMLFIND) $(OCAMLOPT) -a $(OBJS_LIBS) $(filter-out -custom, $(ALL_LDFLAGS)) -o $@ $(LIB_PACK_NAME).cmx
+endif
+
+$(RES_CLIB): 		$(OBJ_LINK)
+ifndef MSVC
+  ifneq ($(strip $(OBJ_LINK)),)
+		      $(AR) rcs $@ $(OBJ_LINK)
+  endif
+else
+  ifneq ($(strip $(OBJ_LINK)),)
+			lib -nologo -debugtype:cv -out:$(RES_CLIB) $(OBJ_LINK)
+  endif
+endif
+
+%.cmi:	%.mli $(EXTRADEPS)
+			$(QUIET)pp=`sed -n -e '/^#/d' -e 's/(\*pp \([^*]*\) \*)/\1/p;q' $<`; \
+			if [ -z "$$pp" ]; then \
+			  $(ECHO) $(REAL_OCAMLFIND) $(INTF_OCAMLC) $(OCAML_FIND_PACKAGES) \
+				-c $(THREAD_FLAG) $(ANNOT_FLAG) \
+				$(OCAMLFLAGS) $(INCFLAGS) $<; \
+			  $(REAL_OCAMLFIND) $(INTF_OCAMLC) $(OCAML_FIND_PACKAGES) \
+				-c $(THREAD_FLAG) $(ANNOT_FLAG) \
+				$(OCAMLFLAGS) $(INCFLAGS) $<; \
+			else \
+			    $(ECHO) $(REAL_OCAMLFIND) $(INTF_OCAMLC) $(OCAML_FIND_PACKAGES) \
+				-c -pp \"$$pp $(PPFLAGS)\" $(THREAD_FLAG) $(ANNOT_FLAG) \
+				$(OCAMLFLAGS) $(INCFLAGS) $<; \
+			    $(REAL_OCAMLFIND) $(INTF_OCAMLC) $(OCAML_FIND_PACKAGES) \
+				-c -pp "$$pp $(PPFLAGS)" $(THREAD_FLAG) $(ANNOT_FLAG) \
+				$(OCAMLFLAGS) $(INCFLAGS) $<; \
+			fi
+
+%.cmi: %$(IMPL_SUF);
+
+%$(IMPL_SUF) %.$(EXT_OBJ):	%.ml $(EXTRADEPS)
+			$(QUIET)pp=`sed -n -e '/^#/d' -e 's/(\*pp \([^*]*\) \*)/\1/p;q' $<`; \
+			if [ -z "$$pp" ]; then \
+			  $(ECHO) $(REAL_OCAMLFIND) $(REAL_OCAMLC) $(OCAML_FIND_PACKAGES) \
+				-c $(ALL_OCAMLCFLAGS) $<; \
+			  $(REAL_OCAMLFIND) $(REAL_OCAMLC) $(OCAML_FIND_PACKAGES) \
+				-c $(ALL_OCAMLCFLAGS) $<; \
+			else \
+			  $(ECHO) $(REAL_OCAMLFIND) $(REAL_OCAMLC) $(OCAML_FIND_PACKAGES) \
+				-c -pp \"$$pp $(PPFLAGS)\" $(ALL_OCAMLCFLAGS) $<; \
+			  $(REAL_OCAMLFIND) $(REAL_OCAMLC) $(OCAML_FIND_PACKAGES) \
+				-c -pp "$$pp $(PPFLAGS)" $(ALL_OCAMLCFLAGS) $<; \
+			fi
+
+.PRECIOUS:		%.ml
+%.ml:			%.mll
+			$(OCAMLLEX) $(LFLAGS) $<
+
+.PRECIOUS:              %.ml %.mli
+%.ml %.mli:             %.mly
+			$(OCAMLYACC) $(YFLAGS) $<
+			$(QUIET)pp=`sed -n -e 's/.*(\*pp \([^*]*\) \*).*/\1/p;q' $<`; \
+			if [ ! -z "$$pp" ]; then \
+			  mv $*.ml $*.ml.temporary; \
+			  echo "(*pp $$pp $(PPFLAGS)*)" > $*.ml; \
+			  cat $*.ml.temporary >> $*.ml; \
+			  rm $*.ml.temporary; \
+			  mv $*.mli $*.mli.temporary; \
+			  echo "(*pp $$pp $(PPFLAGS)*)" > $*.mli; \
+			  cat $*.mli.temporary >> $*.mli; \
+			  rm $*.mli.temporary; \
+			fi
+
+
+.PRECIOUS:		%.ml
+%.ml:			%.rep
+			$(CAMELEON_REPORT) $(CAMELEON_REPORT_FLAGS) -gen $<
+
+.PRECIOUS:		%.ml
+%.ml:			%.zog
+			$(CAMELEON_ZOGGY)  $(CAMELEON_ZOGGY_FLAGS) -impl $< > $@
+
+.PRECIOUS:		%.ml
+%.ml:			%.glade
+			$(OCAML_GLADECC)  $(OCAML_GLADECC_FLAGS) $< > $@
+
+.PRECIOUS:		%.ml %.mli
+%.ml %.mli:		%.oxridl
+			$(OXRIDL) $<
+
+.PRECIOUS:		%.ml %.mli %_stubs.c %.h
+%.ml %.mli %_stubs.c %.h:		%.idl
+			$(CAMLIDL) $(MAYBE_IDL_HEADER) $(IDLFLAGS) \
+				$(CAMLIDLFLAGS) $<
+			$(QUIET)if [ $(NOIDLHEADER) ]; then touch $*.h; fi
+
+%.$(EXT_OBJ):	%.c
+			$(OCAMLC) -c -cc "$(CC)" -ccopt "$(CFLAGS) \
+				$(CPPFLAGS) $(CPPFLAGS_WIN32) \
+				$(CFLAGS_WIN32) $(CINCFLAGS) $(CFLAG_O)$@ " $<
+
+%.$(EXT_OBJ):	%.m
+			$(CC) -c $(CFLAGS) $(CINCFLAGS) $(CPPFLAGS) \
+				-I'$(OCAMLLIBPATH)' \
+				$< $(CFLAG_O)$@
+
+%.$(EXT_OBJ): %.$(EXT_CXX)
+			$(CXX) -c $(CXXFLAGS) $(CINCFLAGS) $(CPPFLAGS) \
+				-I'$(OCAMLLIBPATH)' \
+				$< $(CFLAG_O)$@
+
+$(MLDEPDIR)/%.d:	%.ml
+			$(QUIET)if [ ! -d $(@D) ]; then mkdir -p $(@D); fi
+			$(QUIET)pp=`sed -n -e '/^#/d' -e 's/(\*pp \([^*]*\) \*)/\1/p;q' $<`; \
+			if [ -z "$$pp" ]; then \
+			  $(ECHO) $(REAL_OCAMLFIND) $(OCAMLDEP) $(OCAML_DEP_PACKAGES) \
+				$(INCFLAGS) $< \> $@; \
+			  $(REAL_OCAMLFIND) $(OCAMLDEP) $(OCAML_DEP_PACKAGES) \
+				$(INCFLAGS) $< > $@; \
+			else \
+			  $(ECHO) $(REAL_OCAMLFIND) $(OCAMLDEP) $(OCAML_DEP_PACKAGES) \
+				-pp \"$$pp $(PPFLAGS)\" $(INCFLAGS) $< \> $@; \
+			  $(REAL_OCAMLFIND) $(OCAMLDEP) $(OCAML_DEP_PACKAGES) \
+				-pp "$$pp $(PPFLAGS)" $(INCFLAGS) $< > $@; \
+			fi
+
+$(BCDIDIR)/%.di $(NCDIDIR)/%.di:	%.mli
+			$(QUIET)if [ ! -d $(@D) ]; then mkdir -p $(@D); fi
+			$(QUIET)pp=`sed -n -e '/^#/d' -e 's/(\*pp \([^*]*\) \*)/\1/p;q' $<`; \
+			if [ -z "$$pp" ]; then \
+			  $(ECHO) $(REAL_OCAMLFIND) $(OCAMLDEP) $(DEPFLAGS) $(INCFLAGS) $< \> $@; \
+			  $(REAL_OCAMLFIND) $(OCAMLDEP) $(DEPFLAGS) $(INCFLAGS) $< > $@; \
+			else \
+			  $(ECHO) $(REAL_OCAMLFIND) $(OCAMLDEP) $(DEPFLAGS) \
+			    -pp \"$$pp $(PPFLAGS)\" $(INCFLAGS) $< \> $@; \
+			  $(REAL_OCAMLFIND) $(OCAMLDEP) $(DEPFLAGS) \
+			    -pp "$$pp $(PPFLAGS)" $(INCFLAGS) $< > $@; \
+			fi
+
+$(DOC_DIR)/$(RESULT)/html:
+	mkdir -p $@
+
+$(DOC_DIR)/$(RESULT)/html/index.html: $(DOC_DIR)/$(RESULT)/html $(DOC_FILES)
+	rm -rf $</*
+	$(QUIET)pp=`sed -n -e '/^#/d' -e 's/(\*pp \([^*]*\) \*)/\1/p;q' $(FIRST_DOC_FILE)`; \
+	if [ -z "$$pp" ]; then \
+	  $(ECHO) $(REAL_OCAMLFIND) $(OCAMLDOC) $(OCAML_FIND_PACKAGES) -html -d $< $(OCAMLDOCFLAGS) $(INCFLAGS) $(DOC_FILES); \
+	  $(REAL_OCAMLFIND) $(OCAMLDOC) $(OCAML_FIND_PACKAGES) -html -d $< $(OCAMLDOCFLAGS) $(INCFLAGS) $(DOC_FILES); \
+	else \
+	  $(ECHO) $(REAL_OCAMLFIND) $(OCAMLDOC) $(OCAML_FIND_PACKAGES) -pp \"$$pp $(PPFLAGS)\" -html -d $< $(OCAMLDOCFLAGS) \
+	  	$(INCFLAGS) $(DOC_FILES); \
+	  $(REAL_OCAMLFIND) $(OCAMLDOC) $(OCAML_FIND_PACKAGES) -pp "$$pp $(PPFLAGS)" -html -d $< $(OCAMLDOCFLAGS) \
+	  	$(INCFLAGS) $(DOC_FILES); \
+	fi
+
+$(DOC_DIR)/$(RESULT)/latex:
+	mkdir -p $@
+
+$(DOC_DIR)/$(RESULT)/latex/doc.tex: $(DOC_DIR)/$(RESULT)/latex $(DOC_FILES)
+	rm -rf $</*
+	$(QUIET)pp=`sed -n -e '/^#/d' -e 's/(\*pp \([^*]*\) \*)/\1/p;q' $(FIRST_DOC_FILE)`; \
+	if [ -z "$$pp" ]; then \
+	  $(ECHO) $(REAL_OCAMLFIND) $(OCAMLDOC) $(OCAML_FIND_PACKAGES) -latex $(OCAMLDOCFLAGS) $(INCFLAGS) \
+	  	$(DOC_FILES) -o $@; \
+	  $(REAL_OCAMLFIND) $(OCAMLDOC) $(OCAML_FIND_PACKAGES) -latex $(OCAMLDOCFLAGS) $(INCFLAGS) $(DOC_FILES) \
+	  	-o $@; \
+	else \
+	  $(ECHO) $(REAL_OCAMLFIND) $(OCAMLDOC) $(OCAML_FIND_PACKAGES) -pp \"$$pp $(PPFLAGS)\" -latex $(OCAMLDOCFLAGS) \
+	  	$(INCFLAGS) $(DOC_FILES) -o $@; \
+	  $(REAL_OCAMLFIND) $(OCAMLDOC) $(OCAML_FIND_PACKAGES) -pp "$$pp $(PPFLAGS)" -latex $(OCAMLDOCFLAGS) \
+	  	$(INCFLAGS) $(DOC_FILES) -o $@; \
+	fi
+
+$(DOC_DIR)/$(RESULT)/latex/doc.ps: $(DOC_DIR)/$(RESULT)/latex/doc.tex
+	cd $(DOC_DIR)/$(RESULT)/latex && \
+	  $(LATEX) doc.tex && \
+	  $(LATEX) doc.tex && \
+	  $(DVIPS) $(DVIPSFLAGS) doc.dvi -o $(@F)
+
+$(DOC_DIR)/$(RESULT)/latex/doc.pdf: $(DOC_DIR)/$(RESULT)/latex/doc.ps
+	cd $(DOC_DIR)/$(RESULT)/latex && $(PS2PDF) $(<F)
+
+define make_subproj
+.PHONY:
+subproj_$(1):
+	$$(eval $$(call PROJ_$(1)))
+	$(QUIET)if [ "$(SUBTARGET)" != "all" ]; then \
+	  $(MAKE) -f $(OCAMLMAKEFILE) $(SUBTARGET); \
+	fi
+endef
+
+$(foreach subproj,$(SUBPROJS),$(eval $(call make_subproj,$(subproj))))
+
+.PHONY:
+subprojs: $(SUBPROJS:%=subproj_%)
+
+###########################################################################
+# (UN)INSTALL RULES FOR LIBRARIES
+
+.PHONY: libinstall
+libinstall:	all
+	$(QUIET)printf "\nInstalling library with ocamlfind\n"
+	$(OCAMLFIND) install $(OCAMLFIND_INSTFLAGS) $(RESULT) META $(LIBINSTALL_FILES)
+	$(QUIET)printf "\nInstallation successful.\n"
+
+.PHONY: libinstall-byte-code
+libinstall-byte-code:	all
+	$(QUIET)printf "\nInstalling byte-code library with ocamlfind\n"
+	$(OCAMLFIND) install $(OCAMLFIND_INSTFLAGS) $(RESULT) META \
+	  $(filter-out $(RESULT).$(EXT_LIB) $(RESULT).cmxa, $(LIBINSTALL_FILES))
+	$(QUIET)printf "\nInstallation successful.\n"
+
+.PHONY: libinstall-native-code
+libinstall-native-code:	all
+	$(QUIET)printf "\nInstalling native-code library with ocamlfind\n"
+	$(OCAMLFIND) install $(OCAMLFIND_INSTFLAGS) $(RESULT) META \
+	  $(filter-out $(DLLSONAME) $(RESULT).cma, $(LIBINSTALL_FILES))
+	$(QUIET)printf "\nInstallation successful.\n"
+
+.PHONY: libuninstall
+libuninstall:
+	$(QUIET)printf "\nUninstalling library with ocamlfind\n"
+	$(OCAMLFIND) remove $(OCAMLFIND_INSTFLAGS) $(RESULT)
+	$(QUIET)printf "\nUninstallation successful.\n"
+
+.PHONY: rawinstall
+rawinstall:	all
+	$(QUIET)printf "\nInstalling library to: $(OCAML_LIB_INSTALL)\n"
+	-install -d $(OCAML_LIB_INSTALL)
+	for i in $(LIBINSTALL_FILES); do \
+	  if [ -f $$i ]; then \
+	    install -c -m 0644 $$i $(OCAML_LIB_INSTALL); \
+	  fi; \
+	done
+	$(QUIET)printf "\nInstallation successful.\n"
+
+.PHONY: rawuninstall
+rawuninstall:
+	$(QUIET)printf "\nUninstalling library from: $(OCAML_LIB_INSTALL)\n"
+	cd $(OCAML_LIB_INSTALL) && rm $(notdir $(LIBINSTALL_FILES))
+	$(QUIET)printf "\nUninstallation successful.\n"
+
+###########################################################################
+# MAINTENANCE RULES
+
+.PHONY:	clean
+clean::
+	rm -f $(TARGETS) $(TRASH)
+	rm -rf $(BCDIDIR) $(NCDIDIR) $(MLDEPDIR)
+
+.PHONY:	cleanup
+cleanup::
+	rm -f $(NONEXECS) $(TRASH)
+	rm -rf $(BCDIDIR) $(NCDIDIR) $(MLDEPDIR)
+
+.PHONY: clean-doc
+clean-doc::
+	rm -rf $(DOC_DIR)/$(RESULT)
+
+.PHONY: clean-all
+clean-all:: clean clean-doc
+
+.PHONY: nobackup
+nobackup:
+	rm -f *.bak *~ *.dup

lexer.mll

@@ -0,0 +1,61 @@
+{
+open Lexing
+open Parser
+
+exception SyntaxError of string
+
+let next_line lexbuf =
+  let pos = lexbuf.lex_curr_p in
+  lexbuf.lex_curr_p <- {
+    pos with pos_bol = lexbuf.lex_curr_pos;
+             pos_lnum = pos.pos_lnum + 1
+  }
+}
+
+rule token = parse
+  | '(' { LPAREN }
+  | ')' { RPAREN }
+  | '{' { LBRACE }
+  | '}' { RBRACE }
+  | ';' { SEMICOL }
+  | ',' { COMMA }
+  | ':' { COLON }
+
+  | "@media"     { MEDIA }
+  | "@import"    { IMPORT }
+  | "@charset"   { CHARSET }
+  | "@page"      { PAGE }
+  | "@font-face" { FONTFACE }
+  | "@namespace" { NAMESPACE }
+
+  | "!important" { IMPORTANT }
+  | ['A'-'Z''a'-'z''0'-'9''_''-''#''.']+ as id { ID id }
+  | ['.''#'':']['A'-'Z''a'-'z''_''-']['A'-'Z''a'-'z''0'-'9''_''-''.''#'':']* as id { SELECTOR id }
+
+  | '\r' | '\n' | "\r\n" { next_line lexbuf; token lexbuf }
+  | [' ''\t']+           { token lexbuf }
+  | "/*"                 { comment lexbuf }
+  | '"'                  { str (Buffer.create 17) lexbuf }
+  | eof | '\000'         { EOF }
+
+  | _ as chr { raise (SyntaxError ("unexpected char: " ^ Char.escaped chr)) }
+
+(* Multi-line comments *)
+and comment = parse
+  | '\r' | '\n' | "\r\n"  { next_line lexbuf; comment lexbuf }
+  | "*/"                  { token lexbuf }
+  | _                     { comment lexbuf }
+
+(* Strings *)
+and str buf = parse
+  | '"'              { STRING (Buffer.contents buf) }
+  | '\\''/'          { Buffer.add_char buf '/';    str buf lexbuf }
+  | '\\''\\'         { Buffer.add_char buf '\\';   str buf lexbuf }
+  | '\\''b'          { Buffer.add_char buf '\b';   str buf lexbuf }
+  | '\\''f'          { Buffer.add_char buf '\012'; str buf lexbuf }
+  | '\\''n'          { Buffer.add_char buf '\n';   str buf lexbuf }
+  | '\\''r'          { Buffer.add_char buf '\r';   str buf lexbuf }
+  | '\\''t'          { Buffer.add_char buf '\t';   str buf lexbuf }
+  | [^'"''\\']+ as s { Buffer.add_string buf s;    str buf lexbuf }
+  | eof              { raise (SyntaxError "unterminated string") }
+  | _ as c { raise (SyntaxError ("illegal string character: " ^ Char.escaped c)) }

main.ml

@@ -0,0 +1,60 @@
+open Lexing
+open Types
+
+(* Parse command-line arguments *)
+let parse_args () =
+  let args = {
+    infiles = [];
+    outfile = None;
+    verbose = 1;
+  } in
+  let args_spec = [
+    ("<file> ...", Arg.Rest (fun _ -> ()),
+                 " Optional input files (default is to read from stdin)");
+
+    ("-o", Arg.String (fun s -> args.outfile <- Some s),
+         "<file>   Output file (defaults to stdout)");
+
+    ("-v", Arg.Int (fun i -> args.verbose <- i),
+         "<num>    Set verbosity (0: nothing, 1: errors (default), \
+          2: compression rate, 3: debug)");
+  ] in
+
+  let usage =
+    "Usage: " ^ Sys.argv.(0) ^ " [-o <file>] [-v <verbosity>] [<file> ...]"
+  in
+
+  Arg.parse args_spec (fun f -> args.infiles <- args.infiles @ [f]) usage;
+  args
+
+(* Main function, returns exit status
+ * Command-line arguments are stored in lobals.args *)
+let main () =
+  let args = parse_args () in
+  try
+    let css =
+      match args.infiles with
+      | [] ->
+        let input = Util.input_buffered stdin 512 in
+        Parse.parse_input "<stdin>" input
+      | files ->
+        let rec loop = function
+          | [] -> []
+          | filename :: tl ->
+            let input = Util.input_all (open_in filename) in
+            let css = Parse.parse_input filename input in
+            css @ loop tl
+        in
+        loop files
+    in
+    Util.print_css css;
+    0
+  with
+  | LocError (loc, msg) ->
+    Util.prerr_loc_msg args loc ("Error: " ^ msg);
+    1
+  | Failure err ->
+    prerr_endline ("Error: " ^ err);
+    1
+
+let _ = exit (main ())

parse.ml

@@ -0,0 +1,33 @@
+open Lexing
+open Types
+
+let loc_from_lexpos pstart pend =
+  let (fname, ystart, yend, xstart, xend) = begin
+    pstart.pos_fname,
+    pstart.pos_lnum,
+    pend.pos_lnum,
+    (pstart.pos_cnum - pstart.pos_bol + 1),
+    (pend.pos_cnum - pend.pos_bol)
+  end in
+  if ystart = yend && xend < xstart then
+    (fname, ystart, yend, xstart, xstart)
+  else
+    (fname, ystart, yend, xstart, xend)
+
+let get_loc lexbuf =
+  loc_from_lexpos lexbuf.lex_curr_p lexbuf.lex_curr_p
+
+let shift_loc (fname, ystart, yend, xstart, xend) yshift xshift =
+  (fname, ystart + yshift, yend + yshift, xstart + xshift, xend + xshift)
+
+let shift_back lexbuf =
+  shift_loc (get_loc lexbuf) 0 (-1)
+
+let parse_input display_name content =
+  let lexbuf = Lexing.from_string content in
+  lexbuf.lex_curr_p <- { lexbuf.lex_curr_p with pos_fname = display_name };
+  try Parser.stylesheet Lexer.token lexbuf with
+  | Lexer.SyntaxError msg ->
+    raise (LocError (shift_back lexbuf, msg))
+  | Parser.Error ->
+    raise (LocError (shift_back lexbuf, "syntax error"))

parser.mly

@@ -0,0 +1,85 @@
+%{
+open Lexing
+open Types
+
+let prop2str (name, value) = name ^ ":" ^ Stringify.value2str value
+%}
+
+(* Tokens *)
+%token LPAREN RPAREN LBRACE RBRACE SEMICOL COMMA COLON
+%token MEDIA IMPORT CHARSET PAGE FONTFACE NAMESPACE
+%token IMPORTANT EOF
+%token <string> ID STRING SELECTOR
+
+(* Start symbol *)
+%type <Types.decl list> stylesheet
+%start stylesheet
+
+%%
+
+(* Left-recursive list (use List.rev to obtain correctly ordered list) *)
+llist(x):
+  |            { [] }
+  | tl=llist(x) hd=x { hd :: tl }
+
+separated_llist(sep, x):
+  |                      { [] }
+  | tl=llist(x) sep hd=x { hd :: tl }
+
+stylesheet:
+  | decls=llist(decl) EOF
+  { List.rev decls }
+
+selector:
+  | id=ID                    { [id] }
+  | id=SELECTOR              { [id] }
+  | tl=selector hd=ID        { hd :: tl }
+  | tl=selector hd=SELECTOR  { hd :: tl }
+
+value:
+  | str=STRING                      { Str str }
+  | lit=ID                          { Lit lit }
+  | name=ID LPAREN arg=value RPAREN { Fn (name, arg) }
+  | IMPORTANT                       { Imp }
+
+prop:
+  | name=ID COLON v=value+
+  { (name, match v with [hd] -> hd | _ -> Lst v) }
+
+propline:
+  | p=prop SEMICOL
+  { p }
+
+props:
+  | LBRACE p=llist(propline) last=prop? RBRACE
+  { List.rev p @ (match last with None -> [] | Some p -> [p]) }
+
+group:
+  | s=separated_nonempty_list(COMMA, selector) p=props
+  { Group (List.rev s, p) }
+
+%inline media:
+  | m=ID
+  { m }
+  | LPAREN p=prop RPAREN
+  { "(" ^ prop2str p ^ ")" }
+
+%inline stringopt: f=STRING | f=ID { f }
+
+decl:
+  | g=group
+  { g }
+  | MEDIA queries=separated_nonempty_list(COMMA, media) LBRACE groups=llist(group) RBRACE
+  { Media (queries, List.rev groups) }
+  | IMPORT f=stringopt q=separated_list(COMMA, ID) SEMICOL
+  { Import (f, q) }
+  | CHARSET c=stringopt SEMICOL
+  { Charset c }
+  | PAGE query=ID? p=props
+  { Page (query, p) }
+  | FONTFACE p=props
+  { Fontface p }
+  | NAMESPACE prefix=ID? uri=STRING SEMICOL
+  { Namespace (prefix, uri) }
+
+%%

stringify.ml

@@ -0,0 +1,48 @@
+open Types
+
+let tab = "    "
+
+let indent = Str.global_replace (Str.regexp "^\\(.\\)") (tab ^ "\\1")
+
+let rec cat sep fn = function
+  | [] -> ""
+  | [hd] -> fn hd
+  | hd :: tl -> fn hd ^ sep ^ cat sep fn tl
+
+let rec value2str = function
+  | Lit lit -> lit
+  | Str str -> "\"" ^ str ^ "\""
+  | Lst values -> cat " " value2str values
+  | Dim (x, u) when float_of_int (int_of_float x) = x ->
+    string_of_int (int_of_float x) ^ u
+  | Dim (x, u) -> string_of_float x ^ u
+  | Fn (name, arg) -> name ^ "(" ^ value2str arg ^ ")"
+  | Imp -> "!important"
+
+let prop2str (name, value) = name ^ ": " ^ value2str value ^ ";"
+
+let block body = " {\n" ^ indent body ^ "\n}"
+
+let rec decl2str = function
+  | Group (selectors, props) ->
+    cat ", " (String.concat " ") selectors ^ block (cat "\n" prop2str props)
+  | Media (queries, groups) ->
+    "@media " ^ String.concat ", " queries ^ block (cat "\n\n" decl2str groups)
+  | Import (filename, []) ->
+    "@import \"" ^ filename ^ "\";"
+  | Import (filename, queries) ->
+    "@import \"" ^ filename ^ "\" " ^ String.concat ", " queries ^ ";"
+  | Charset charset ->
+    "@charset \"" ^ charset ^ "\";"
+  | Page (None, props) ->
+    "@page" ^ block (cat "\n" prop2str props)
+  | Page (Some query, props) ->
+    "@page " ^ query ^ block (cat "\n" prop2str props)
+  | Fontface props ->
+    "@font-face " ^ block (cat "\n" prop2str props)
+  | Namespace (None, uri) ->
+    "@namespace \"" ^ uri ^ "\";"
+  | Namespace (Some prefix, uri) ->
+    "@namespace " ^ prefix ^ " \"" ^ uri ^ "\";"
+
+let decls2str = cat "\n\n" decl2str

types.mli

@@ -0,0 +1,31 @@
+type value =
+  | Lit of string
+  | Str of string
+  | Lst of value list
+  | Dim of float * string
+  | Fn of string * value
+  | Imp
+
+type prop = string * value
+
+type selector = string list
+
+type decl =
+  | Group of selector list * prop list  (* <selectors> { <props> } *)
+  | Media of string list * decl list    (* @media <queries> { <groups> } *)
+  | Import of string * string list      (* @import "<file>" [<media>]; *)
+  | Charset of string                   (* @charset "<charset>"; *)
+  | Page of string option * prop list   (* @page [<query>] { <props> } *)
+  | Fontface of prop list               (* @font-face { <props> } *)
+  | Namespace of string option * string (* @namespace [<prefix>] "<uri>"; *)
+  (* TODO: @document, @keyframes, @supports *)
+
+type args = {
+  mutable infiles : string list;
+  mutable outfile : string option;
+  mutable verbose : int;
+}
+
+type loc = string * int * int * int * int
+
+exception LocError of loc * string

util.ml

@@ -0,0 +1,89 @@
+open Printf
+open Str
+open Types
+
+let input_all ic =
+  let n = in_channel_length ic in
+  let buf = String.create n in
+  really_input ic buf 0 n;
+  close_in ic;
+  buf
+
+let input_buffered ic chunksize =
+  let rec read_all buf bufsize pos =
+    match input ic buf pos (bufsize - pos) with
+    | 0 -> (close_in ic; buf)
+    | nread when nread = bufsize - pos ->
+      let bufsize = bufsize + chunksize in
+      let pos = pos + nread in
+      read_all (buf ^ String.create chunksize) bufsize pos
+    | nread ->
+      read_all buf bufsize (pos + nread)
+  in
+  read_all (String.create chunksize) chunksize 0
+
+let output_css oc decls =
+  output_string oc (Stringify.decls2str decls);
+  output_char oc '\n'
+
+let print_css = output_css stdout
+
+let noloc = ("", 0, 0, 0, 0)
+
+let tabwidth = 4
+
+let count_tabs str upto =
+  let rec count n = function
+    | 0 -> n
+    | i -> count (if String.get str (i - 1) = '\t' then n + 1 else n) (i - 1)
+  in count 0 upto
+
+let rec repeat s n = if n < 1 then "" else s ^ (repeat s (n - 1))
+
+let retab str = global_replace (regexp "\t") (repeat " " tabwidth) str
+
+let indent n = repeat (repeat " " (tabwidth - 1)) n
+
+let prerr_loc (fname, ystart, yend, xstart, xend) =
+  let file = open_in fname in
+
+  (* skip lines until the first matched line *)
+  for i = 1 to ystart - 1 do let _ = input_line file in () done;
+
+  (* for each line in `loc`, print the source line with an underline *)
+  for l = ystart to yend do
+    let line = input_line file in
+    let linewidth = String.length line in
+    let left = if l = ystart then xstart else 1 in
+    let right = if l = yend then xend else linewidth in
+    if linewidth > 0 then begin
+      prerr_endline (retab line);
+      prerr_string (indent (count_tabs line right));
+      for i = 1 to left - 1 do prerr_char ' ' done;
+      for i = left to right do prerr_char '^' done;
+      prerr_endline "";
+    end
+  done;
+  ()
+
+let prerr_loc_msg args loc msg =
+  if args.verbose >= 1 then begin
+    let (fname, ystart, yend, xstart, xend) = loc in
+    if loc != noloc then begin
+      let line_s = if yend != ystart
+        then sprintf "lines %d-%d" ystart yend
+        else sprintf "line %d" ystart
+      in
+      let char_s = if xend != xstart || yend != ystart
+        then sprintf "characters %d-%d" xstart xend
+        else sprintf "character %d" xstart
+      in
+      eprintf "File \"%s\", %s, %s:\n" fname line_s char_s;
+    end;
+    eprintf "%s\n" msg;
+
+    if args.verbose >= 1 && loc != noloc then
+        try prerr_loc loc
+        with Sys_error _ -> ()
+  end;
+  ()