#

# Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved.

# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

#

# This code is free software; you can redistribute it and/or modify it

# under the terms of the GNU General Public License version 2 only, as

# published by the Free Software Foundation.  Oracle designates this

# particular file as subject to the "Classpath" exception as provided

# by Oracle in the LICENSE file that accompanied this code.

#

# This code is distributed in the hope that it will be useful, but WITHOUT

# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

# version 2 for more details (a copy is included in the LICENSE file that

# accompanied this code).

#

# You should have received a copy of the GNU General Public License version

# 2 along with this work; if not, write to the Free Software Foundation,

# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

#

# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

# or visit www.oracle.com if you need additional information or have any

# questions.

#

# When you read this source. Remember that $(sort ...) has the side effect

# of removing duplicates. It is actually this side effect that is

# desired whenever sort is used below!

ifndef _NATIVE_COMPILATION_GMK

_NATIVE_COMPILATION_GMK := 1

ifeq (,$(_MAKEBASE_GMK))

  $(error You must include MakeBase.gmk prior to including NativeCompilation.gmk)

endif

# Extensions of files handled by this macro.

NATIVE_SOURCE_EXTENSIONS := %.s %.c %.cpp %.m %.mm

# Replaces native source extensions with the object file extension in a string.

# Param 1: the string containing source file names with extensions

# The surrounding strip is needed to keep additional whitespace out

define replace_with_obj_extension

$(strip \

  $(foreach extension, $(NATIVE_SOURCE_EXTENSIONS), \

      $(patsubst $(extension),%$(OBJ_SUFFIX),$(filter $(extension),$1))) \

)

endef

ifeq ($(OPENJDK_BUILD_OS_ENV), windows.cygwin)

  UNIX_PATH_PREFIX := /cygdrive

else ifeq ($(OPENJDK_BUILD_OS_ENV), windows.msys)

  UNIX_PATH_PREFIX :=

endif

# This pattern is used to transform the output of the microsoft CL compiler

# into a make syntax dependency file (.d)

WINDOWS_SHOWINCLUDE_SED_PATTERN := \

    -e '/^Note: including file:/!d' \

    -e 's|Note: including file: *||' \

    -e 's|\\|/|g' \

    -e 's|^\([a-zA-Z]\):|$(UNIX_PATH_PREFIX)/\1|g' \

    -e '/$(subst /,\/,$(TOPDIR))/!d' \

    -e 's|$$$$| \\|g' \

    #

# This pattern is used to transform a dependency file (.d) to a list

# of make targets for dependent files (.d.targets)

DEPENDENCY_TARGET_SED_PATTERN := \

    -e 's/\#.*//' \

    -e 's/^[^:]*: *//' \

    -e 's/ *\\$$$$//' \

    -e '/^$$$$/ d' \

    -e 's/$$$$/ :/' \

    #

define add_native_source

  # param 1 = BUILD_MYPACKAGE

  # parma 2 = the source file name (..../alfa.c or .../beta.cpp)

  # param 3 = the bin dir that stores all .o (.obj) and .d files.

  # param 4 = the c flags to the compiler

  # param 5 = the c compiler

  # param 6 = the c++ flags to the compiler

  # param 7 = the c++ compiler

  # param 8 = the flags to the assembler

  ifneq (,$$(filter %.c,$2))

    # Compile as a C file

    $1_$2_FLAGS=$(CFLAGS_CCACHE) $4 $$($1_$(notdir $2)_CFLAGS) -DTHIS_FILE='"$$(<F)"' -c

    $1_$2_COMP=$5

    $1_$2_DEP_FLAG:=$(C_FLAG_DEPS)

  else ifneq (,$$(filter %.m,$2))

    # Compile as an Objective-C file

    $1_$2_FLAGS=-x objective-c $(CFLAGS_CCACHE) $4 $$($1_$(notdir $2)_CFLAGS) -DTHIS_FILE='"$$(<F)"' -c

    $1_$2_COMP=$5

    $1_$2_DEP_FLAG:=$(C_FLAG_DEPS)

  else ifneq (,$$(filter %.s,$2))

    # Compile as assembler file

    $1_$2_FLAGS=$8 -DTHIS_FILE='"$$(<F)"'

    $1_$2_COMP=$(AS)

    $1_$2_DEP_FLAG:=

  else ifneq (,$$(filter %.cpp,$2)$$(filter %.mm,$2))

    # Compile as a C++ or Objective-C++ file

    $1_$2_FLAGS=$(CFLAGS_CCACHE) $6 $$($1_$(notdir $2)_CXXFLAGS) -DTHIS_FILE='"$$(<F)"' -c

    $1_$2_COMP=$7

    $1_$2_DEP_FLAG:=$(CXX_FLAG_DEPS)

  else

    $$(error Internal error in NativeCompilation.gmk: no compiler for file $2)

  endif

  # Generate the .o (.obj) file name and place it in the bin dir.

  $1_$2_OBJ := $3/$$(call replace_with_obj_extension, $$(notdir $2))

  # Only continue if this object file hasn't been processed already. This lets the first found

  # source file override any other with the same name.

  ifeq (,$$(findstring $$($1_$2_OBJ),$$($1_ALL_OBJS)))

    $1_ALL_OBJS+=$$($1_$2_OBJ)

    ifeq (,$$(filter %.s,$2))

      # And this is the dependency file for this obj file.

      $1_$2_DEP:=$$(patsubst %$(OBJ_SUFFIX),%.d,$$($1_$2_OBJ))

      # The dependency target file lists all dependencies as empty targets

      # to avoid make error "No rule to make target" for removed files

      $1_$2_DEP_TARGETS:=$$(patsubst %$(OBJ_SUFFIX),%.d.targets,$$($1_$2_OBJ))

      # Include previously generated dependency information. (if it exists)

      -include $$($1_$2_DEP)

      -include $$($1_$2_DEP_TARGETS)

      ifeq ($(TOOLCHAIN_TYPE), microsoft)

        $1_$2_DEBUG_OUT_FLAGS:=-Fd$$(patsubst %$(OBJ_SUFFIX),%.pdb,$$($1_$2_OBJ)) \

            -Fm$$(patsubst %$(OBJ_SUFFIX),%.map,$$($1_$2_OBJ))

      endif

    endif

    $$($1_$2_OBJ) : $2 $$($1_COMPILE_VARDEPS_FILE) | $$($1_BUILD_INFO)

	$(ECHO) $(LOG_INFO) "Compiling $$(notdir $2) (for $$(notdir $$($1_TARGET)))"

        ifneq ($(TOOLCHAIN_TYPE), microsoft)

          # The Solaris studio compiler doesn't output the full path to the object file in the

          # generated deps files. Fixing it with sed. If compiling assembly, don't try this.

          ifeq ($(TOOLCHAIN_TYPE)$$(filter %.s,$2), solstudio)

	    $$($1_$2_COMP) $$($1_$2_FLAGS) $$($1_$2_DEP_FLAG) $$($1_$2_DEP).tmp $(CC_OUT_OPTION)$$($1_$2_OBJ) $2

	    $(SED) 's|^$$(@F):|$$@:|' $$($1_$2_DEP).tmp > $$($1_$2_DEP)

          else

	    $$($1_$2_COMP) $$($1_$2_FLAGS) $$($1_$2_DEP_FLAG) $$($1_$2_DEP) $(CC_OUT_OPTION)$$($1_$2_OBJ) $2

          endif

        endif

        # The Visual Studio compiler lacks a feature for generating make dependencies, but by

        # setting -showIncludes, all included files are printed. These are filtered out and

        # parsed into make dependences.

        ifeq ($(TOOLCHAIN_TYPE), microsoft)

	  ($$($1_$2_COMP) $$($1_$2_FLAGS) -showIncludes $$($1_$2_DEBUG_OUT_FLAGS) \

	      $(CC_OUT_OPTION)$$($1_$2_OBJ) $2 ; echo $$$$? > $$($1_$2_DEP).exitvalue) \

	      | $(TEE) $$($1_$2_DEP).raw | $(GREP) -v -e "^Note: including file:" \

	      -e "^$(notdir $2)$$$$" || test "$$$$?" = "1" ; \

	      exit `cat $$($1_$2_DEP).exitvalue`

	  $(RM) $$($1_$2_DEP).exitvalue

	  ($(ECHO) $$@: \\ \

	  && $(SED) $(WINDOWS_SHOWINCLUDE_SED_PATTERN) $$($1_$2_DEP).raw) > $$($1_$2_DEP)

        endif

        # Create a dependency target file from the dependency file.

        # Solution suggested by http://make.mad-scientist.net/papers/advanced-auto-dependency-generation/

        ifneq ($$($1_$2_DEP),)

	  $(SED) $(DEPENDENCY_TARGET_SED_PATTERN) $$($1_$2_DEP) > $$($1_$2_DEP_TARGETS)

        endif

  endif

endef

# Setup make rules for creating a native binary (a shared library or an

# executable).

#

# Parameter 1 is the name of the rule. This name is used as variable prefix,

# and the targets generated are listed in a variable by that name.

#

# Remaining parameters are named arguments. These include:

#   SRC one or more directory roots to scan for C/C++ files.

#   LANG C or C++

#   CFLAGS the compiler flags to be used, used both for C and C++.

#   CXXFLAGS the compiler flags to be used for c++, if set overrides CFLAGS.

#   LDFLAGS the linker flags to be used, used both for C and C++.

#   LDFLAGS_SUFFIX the linker flags to be added last on the commandline

#       typically the libraries linked to.

#   ARFLAGS the archiver flags to be used

#   OBJECT_DIR the directory where we store the object files

#   LIBRARY the resulting library file

#   PROGRAM the resulting exec file

#   INCLUDES only pick source from these directories

#   EXCLUDES do not pick source from these directories

#   INCLUDE_FILES only compile exactly these files!

#   EXCLUDE_FILES with these names

#   EXTRA_FILES List of extra files not in any of the SRC dirs

#   VERSIONINFO_RESOURCE Input file for RC. Setting this implies that RC will be run

#   RC_FLAGS flags for RC.

#   MAPFILE mapfile

#   REORDER reorder file

#   DEBUG_SYMBOLS add debug symbols (if configured on)

#   CC the compiler to use, default is $(CC)

#   LDEXE the linker to use for linking executables, default is $(LDEXE)

#   OPTIMIZATION sets optimization level to NONE, LOW, HIGH, HIGHEST

#   DISABLED_WARNINGS_<toolchain> Disable the given warnings for the specified toolchain

  ifneq (,$$($1_BIN))

    $$(error BIN has been replaced with OBJECT_DIR)

  endif

  ifneq (,$$($1_LIB))

    $$(error LIB has been replaced with LIBRARY)

  endif

  ifneq (,$$($1_EXE))

    $$(error EXE has been replaced with PROGRAM)

  endif

  ifneq (,$$($1_LIBRARY))

    ifeq (,$$($1_OUTPUT_DIR))

      $$(error LIBRARY requires OUTPUT_DIR)

    endif

    ifneq ($$($1_LIBRARY),$(basename $$($1_LIBRARY)))

      $$(error directory of LIBRARY should be specified using OUTPUT_DIR)

    endif

    ifneq (,$(findstring $(SHARED_LIBRARY_SUFFIX),$$($1_LIBRARY)))

      $$(error LIBRARY should be specified without SHARED_LIBRARY_SUFFIX: $(SHARED_LIBRARY_SUFFIX))

    endif

    ifneq (,$(findstring $(LIBRARY_PREFIX),$$($1_LIBRARY)))

      $$(error LIBRARY should be specified without LIBRARY_PREFIX: $(LIBRARY_PREFIX))

    endif

    ifeq ($$($1_SUFFIX), )

      $1_SUFFIX := $(SHARED_LIBRARY_SUFFIX)

    endif

    $1_BASENAME:=$(LIBRARY_PREFIX)$$($1_LIBRARY)$$($1_SUFFIX)

    $1_TARGET:=$$($1_OUTPUT_DIR)/$$($1_BASENAME)

    $1_NOSUFFIX:=$(LIBRARY_PREFIX)$$($1_LIBRARY)

  endif

  ifneq (,$$($1_STATIC_LIBRARY))

    ifeq (,$$($1_OUTPUT_DIR))

      $$(error STATIC_LIBRARY requires OUTPUT_DIR)

    endif

    ifneq ($$($1_STATIC_LIBRARY),$(basename $$($1_STATIC_LIBRARY)))

      $$(error directory of STATIC_LIBRARY should be specified using OUTPUT_DIR)

    endif

    ifneq (,$(findstring $(STATIC_LIBRARY_SUFFIX),$$($1_STATIC_LIBRARY)))

      $$(error STATIC_LIBRARY should be specified without STATIC_LIBRARY_SUFFIX: $(STATIC_LIBRARY_SUFFIX))

    endif

    ifneq (,$(findstring $(LIBRARY_PREFIX),$$($1_STATIC_LIBRARY)))

      $$(error STATIC_LIBRARY should be specified without LIBRARY_PREFIX: $(LIBRARY_PREFIX))

    endif

    ifeq ($$($1_SUFFIX), )

      $1_SUFFIX := $(STATIC_LIBRARY_SUFFIX)

    endif

    $1_BASENAME:=$(LIBRARY_PREFIX)$$($1_STATIC_LIBRARY)$$($1_SUFFIX)

    $1_TARGET:=$$($1_OUTPUT_DIR)/$$($1_BASENAME)

    $1_NOSUFFIX:=$(LIBRARY_PREFIX)$$($1_STATIC_LIBRARY)

  endif

  ifneq (,$$($1_PROGRAM))

    ifeq (,$$($1_OUTPUT_DIR))

      $$(error PROGRAM requires OUTPUT_DIR)

    endif

    ifneq ($$($1_PROGRAM),$(basename $$($1_PROGRAM)))

      $$(error directory of PROGRAM should be specified using OUTPUT_DIR)

    endif

    ifneq (,$(findstring $(EXE_SUFFIX),$$($1_PROGRAM)))

      $$(error PROGRAM should be specified without EXE_SUFFIX: $(EXE_SUFFIX))

    endif

    ifeq ($$($1_SUFFIX), )

      $1_SUFFIX := $(EXE_SUFFIX)

    endif

    $1_BASENAME:=$$($1_PROGRAM)$$($1_SUFFIX)

    $1_TARGET:=$$($1_OUTPUT_DIR)/$$($1_BASENAME)

    $1_NOSUFFIX:=$$($1_PROGRAM)

  endif

  ifeq (,$$($1_TARGET))

    $$(error Neither PROGRAM, LIBRARY nor STATIC_LIBRARY has been specified for SetupNativeCompilation)

  endif

  ifeq (,$$($1_LANG))

    $$(error You have to specify LANG for native compilation $1)

  endif

  ifeq (C,$$($1_LANG))

    ifeq ($$($1_LDEXE),)

      $1_LDEXE:=$(LDEXE)

    endif

    ifeq ($$($1_LD),)

      $1_LD:=$(LD)

    endif

  else

    ifeq (C++,$$($1_LANG))

      ifeq ($$($1_LD),)

        $1_LD:=$(LDCXX)

      endif

      ifeq ($$($1_LDEXE),)

        $1_LDEXE:=$(LDEXECXX)

      endif

    else

      $$(error Unknown native language $$($1_LANG) for $1)

    endif

  endif

  ifeq ($$($1_CC),)

    $1_CC:=$(CC)

  endif

  ifeq ($$($1_CXX),)

    $1_CXX:=$(CXX)

  endif

  # Make sure the dirs exist.

  $$(call MakeDir,$$($1_OBJECT_DIR) $$($1_OUTPUT_DIR))

  $$(foreach d,$$($1_SRC), $$(if $$(wildcard $$d),,$$(error SRC specified to SetupNativeCompilation $1 contains missing directory $$d)))

  # Find all files in the source trees. Sort to remove duplicates.

  $1_ALL_SRCS := $$(sort $$(call CacheFind,$$($1_SRC)))

  # Extract the C/C++ files.

  $1_EXCLUDE_FILES:=$$(foreach i,$$($1_SRC),$$(addprefix $$i/,$$($1_EXCLUDE_FILES)))

  $1_INCLUDE_FILES:=$$(foreach i,$$($1_SRC),$$(addprefix $$i/,$$($1_INCLUDE_FILES)))

  ifneq ($$($1_EXCLUDE_FILES),)

    $1_EXCLUDE_FILES:=$$(addprefix %,$$($1_EXCLUDE_FILES))

  endif

  $1_SRCS := $$(filter-out $$($1_EXCLUDE_FILES),$$(filter $$(NATIVE_SOURCE_EXTENSIONS),$$($1_ALL_SRCS)))

  ifneq (,$$(strip $$($1_INCLUDE_FILES)))

    $1_SRCS := $$(filter $$($1_INCLUDE_FILES),$$($1_SRCS))

  endif

  ifeq (,$$($1_SRCS))

    $$(error No sources found for $1 when looking inside the dirs $$($1_SRC))

  endif

  # There can be only a single bin dir root, no need to foreach over the roots.

  $1_BINS := $$(wildcard $$($1_OBJECT_DIR)/*$(OBJ_SUFFIX))

  # Now we have a list of all c/c++ files to compile: $$($1_SRCS)

  # and we have a list of all existing object files: $$($1_BINS)

  # Prepend the source/bin path to the filter expressions. Then do the filtering.

  ifneq ($$($1_INCLUDES),)

    $1_SRC_INCLUDES := $$(foreach i,$$($1_SRC),$$(addprefix $$i/,$$(addsuffix /%,$$($1_INCLUDES))))

    $1_SRCS := $$(filter $$($1_SRC_INCLUDES),$$($1_SRCS))

  endif

  ifneq ($$($1_EXCLUDES),)

    $1_SRC_EXCLUDES := $$(addsuffix /%,$$($1_EXCLUDES))

    $1_SRC_EXCLUDES += $$(foreach i,$$($1_SRC),$$(addprefix $$i/,$$(addsuffix /%,$$($1_EXCLUDES))))

    $1_SRCS := $$(filter-out $$($1_SRC_EXCLUDES),$$($1_SRCS))

  endif

  $1_SRCS += $$($1_EXTRA_FILES)

  # Calculate the expected output from compiling the sources (sort to remove duplicates. Also provides

  # a reproducable order on the input files to the linker).

  $1_EXPECTED_OBJS_FILENAMES := $$(call replace_with_obj_extension, $$(notdir $$($1_SRCS)))

  $1_EXPECTED_OBJS:=$$(sort $$(addprefix $$($1_OBJECT_DIR)/,$$($1_EXPECTED_OBJS_FILENAMES)))

  # Are there too many object files on disk? Perhaps because some source file was removed?

  $1_SUPERFLOUS_OBJS:=$$(sort $$(filter-out $$($1_EXPECTED_OBJS),$$($1_BINS)))

  # Clean out the superfluous object files.

  ifneq ($$($1_SUPERFLUOUS_OBJS),)

    $$(shell $(RM) -f $$($1_SUPERFLUOUS_OBJS))

  endif

  # Pickup extra OPENJDK_TARGET_OS_TYPE and/or OPENJDK_TARGET_OS dependent variables for CFLAGS.

  $1_EXTRA_CFLAGS:=$$($1_CFLAGS_$(OPENJDK_TARGET_OS_TYPE)) $$($1_CFLAGS_$(OPENJDK_TARGET_OS))

  ifneq ($(DEBUG_LEVEL),release)

    # Pickup extra debug dependent variables for CFLAGS

    $1_EXTRA_CFLAGS+=$$($1_CFLAGS_debug)

    $1_EXTRA_CFLAGS+=$$($1_CFLAGS_$(OPENJDK_TARGET_OS_TYPE)_debug)

    $1_EXTRA_CFLAGS+=$$($1_CFLAGS_$(OPENJDK_TARGET_OS)_debug)

  else

    $1_EXTRA_CFLAGS+=$$($1_CFLAGS_release)

    $1_EXTRA_CFLAGS+=$$($1_CFLAGS_$(OPENJDK_TARGET_OS_TYPE)_release)

    $1_EXTRA_CFLAGS+=$$($1_CFLAGS_$(OPENJDK_TARGET_OS)_release)

  endif

  # Pickup extra OPENJDK_TARGET_OS_TYPE and/or OPENJDK_TARGET_OS dependent variables for CXXFLAGS.

  $1_EXTRA_CXXFLAGS:=$$($1_CXXFLAGS_$(OPENJDK_TARGET_OS_TYPE)) $$($1_CXXFLAGS_$(OPENJDK_TARGET_OS))

  ifneq ($(DEBUG_LEVEL),release)

    # Pickup extra debug dependent variables for CXXFLAGS

    $1_EXTRA_CXXFLAGS+=$$($1_CXXFLAGS_debug)

    $1_EXTRA_CXXFLAGS+=$$($1_CXXFLAGS_$(OPENJDK_TARGET_OS_TYPE)_debug)

    $1_EXTRA_CXXFLAGS+=$$($1_CXXFLAGS_$(OPENJDK_TARGET_OS)_debug)

  else

    $1_EXTRA_CXXFLAGS+=$$($1_CXXFLAGS_release)

    $1_EXTRA_CXXFLAGS+=$$($1_CXXFLAGS_$(OPENJDK_TARGET_OS_TYPE)_release)

    $1_EXTRA_CXXFLAGS+=$$($1_CXXFLAGS_$(OPENJDK_TARGET_OS)_release)

  endif

  # Pick up disabled warnings, if possible on this platform.

  ifneq ($(DISABLE_WARNING_PREFIX),)

    $1_EXTRA_CFLAGS += $$(addprefix $(DISABLE_WARNING_PREFIX), $$($1_DISABLED_WARNINGS_$(TOOLCHAIN_TYPE)))

    $1_EXTRA_CXXFLAGS += $$(addprefix $(DISABLE_WARNING_PREFIX), $$($1_DISABLED_WARNINGS_$(TOOLCHAIN_TYPE)))

  endif

  ifeq ($$($1_DEBUG_SYMBOLS), true)

    ifeq ($(ENABLE_DEBUG_SYMBOLS), true)

      ifdef OPENJDK

        # Always add debug symbols

        $1_EXTRA_CFLAGS+=$(CFLAGS_DEBUG_SYMBOLS)

        $1_EXTRA_CXXFLAGS+=$(CXXFLAGS_DEBUG_SYMBOLS)

      else

        # Programs don't get the debug symbols added in the old build. It's not clear if

        # this is intentional.

        ifeq ($$($1_PROGRAM),)

          $1_EXTRA_CFLAGS+=$(CFLAGS_DEBUG_SYMBOLS)

          $1_EXTRA_CXXFLAGS+=$(CXXFLAGS_DEBUG_SYMBOLS)

        endif

      endif

    endif

  endif

  ifeq ($$($1_CXXFLAGS),)

    $1_CXXFLAGS:=$$($1_CFLAGS)

  endif

  ifeq ($$(strip $$($1_EXTRA_CXXFLAGS)),)

    $1_EXTRA_CXXFLAGS:=$$($1_EXTRA_CFLAGS)

  endif

  ifneq (,$$($1_REORDER))

    $1_EXTRA_CFLAGS += $$(C_FLAG_REORDER)

    $1_EXTRA_CXXFLAGS += $$(CXX_FLAG_REORDER)

  endif

  ifeq (NONE, $$($1_OPTIMIZATION))

    $1_EXTRA_CFLAGS += $(C_O_FLAG_NONE)

    $1_EXTRA_CXXFLAGS += $(CXX_O_FLAG_NONE)

  else ifeq (LOW, $$($1_OPTIMIZATION))

    $1_EXTRA_CFLAGS += $(C_O_FLAG_NORM)

    $1_EXTRA_CXXFLAGS += $(CXX_O_FLAG_NORM)

  else ifeq (HIGH, $$($1_OPTIMIZATION))

    $1_EXTRA_CFLAGS += $(C_O_FLAG_HI)

    $1_EXTRA_CXXFLAGS += $(CXX_O_FLAG_HI)

  else ifeq (HIGHEST, $$($1_OPTIMIZATION))

    $1_EXTRA_CFLAGS += $(C_O_FLAG_HIGHEST)

    $1_EXTRA_CXXFLAGS += $(CXX_O_FLAG_HIGHEST)

  else ifneq (, $$($1_OPTIMIZATION))

    $$(error Unknown value for OPTIMIZATION: $$($1_OPTIMIZATION))

  endif

  $1_BUILD_INFO := $$($1_OBJECT_DIR)/_build-info.marker

  # Track variable changes for all variables that affect the compilation command

  # lines for all object files in this setup. This includes at least all the

  # variables used in the call to add_native_source below.

  $1_COMPILE_VARDEPS := $$($1_CFLAGS) $$($1_EXTRA_CFLAGS) $(SYSROOT_CFLAGS) \

      $$($1_CXXFLAGS) $$($1_EXTRA_CXXFLAGS) \

      $$($1_CC) $$($1_CXX) $$($1_ASFLAGS) \

      $$(foreach s, $$($1_SRCS), \

          $$($1_$$(notdir $$s)_CFLAGS) $$($1_$$(notdir $$s)_CXXFLAGS))

  $1_COMPILE_VARDEPS_FILE := $$(call DependOnVariable, $1_COMPILE_VARDEPS, \

      $$($1_OBJECT_DIR)/$$($1_NOSUFFIX).comp.vardeps)

  # Now call add_native_source for each source file we are going to compile.

  $$(foreach p,$$($1_SRCS), \

      $$(eval $$(call add_native_source,$1,$$p,$$($1_OBJECT_DIR), \

          $$($1_CFLAGS) $$($1_EXTRA_CFLAGS) $(SYSROOT_CFLAGS), \

          $$($1_CC), \

          $$($1_CXXFLAGS) $$($1_EXTRA_CXXFLAGS) $(SYSROOT_CFLAGS), \

          $$($1_CXX), $$($1_ASFLAGS))))

  # Setup rule for printing progress info when compiling source files.

  # This is a rough heuristic and may not always print accurate information.

  $$($1_BUILD_INFO): $$($1_SRCS) $$($1_COMPILE_VARDEPS_FILE)

        ifeq ($$(wildcard $$($1_TARGET)),)

	  $(ECHO) 'Creating $$($1_BASENAME) from $$(words $$(filter-out %.vardeps, $$?)) file(s)'

        else

	  $(ECHO) $$(strip 'Updating $$($1_BASENAME)' \

	      $$(if $$(filter-out %.vardeps, $$?), \

	        'from $$(words $$(filter-out %.vardeps, $$?)) file(s)') \

	      $$(if $$(filter %.vardeps, $$?), 'due to makefile changes'))

        endif

	$(TOUCH) $$@

  # On windows we need to create a resource file

  ifeq ($(OPENJDK_TARGET_OS), windows)

    ifneq (,$$($1_VERSIONINFO_RESOURCE))

      $1_RES:=$$($1_OBJECT_DIR)/$$($1_BASENAME).res

      $1_RES_DEP:=$$($1_RES).d

      $1_RES_DEP_TARGETS:=$$($1_RES).d.targets

      -include $$($1_RES_DEP)

      -include $$($1_RES_DEP_TARGETS)