# $Id: qt4.kmk 2272 2009-02-19 01:22:28Z bird $
## @file
# Qt 4 unit.
#

#
# Copyright (c) 2008-2009 knut st. osmundsen <bird-kBuild-spamix@anduin.net>
#
# This file is part of kBuild.
#
# kBuild is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# kBuild 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 for more details.
#
# You should have received a copy of the GNU General Public License
# along with kBuild; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
#
#
# As a special exception you are granted permission to include this file, via
# the kmk include directive, as you wish without this in itself causing the
# resulting makefile, program or whatever to be covered by the GPL license.
# This exception does not however invalidate any other reasons why the makefile,
# program, whatever should not be covered the GPL.
#
#


ifdef UNIT_qt4
 $(error kBuild: The qt4 unit was included twice!)
endif
UNIT_qt4 = qt4


ifndef UNIT_qt3
 # Add our target properties (same as qt3).
 PROPS_SINGLE += QTTOOL MOCTOOL UICTOOL LRCTOOL QT_TRANSLATIONS_INST QT_TRANSLATIONS_TEMPLATE QT_PREFIX
 PROPS_ACCUMULATE_R += MOCDEFS MOCFLAGS UICFLAGS LRCFLAGS QT_TRANSLATIONS QT_MOCSRCS QT_MOCHDRS
endif
PROPS_SINGLE += RCCTOOL QT_INFIX
PROPS_ACCUMULATE_R += RCCFLAGS QT_MODULES


## @todo use pkg-config?

#
# The QT4 SDK.
#
# This is implemented here rather than in sdks/QT4.kmk to enforce the global USES.
# It also makes things easier to develop, with fewer files I mean.
#
## @todo the SDK might actually not be necessary as it turns out... For now it servers
# a purpose if the host differs from the target, in theory at least.
SDK_QT4 = Qt4

# SDK Specific Properties
#       PATH_SDK_QT4	       - The general Qt4 root directory.
#       PATH_SDK_QT4_INC       - The include directory.
#       PATH_SDK_QT4_LIB.amd64 - The lib directory for AMD64.
#       PATH_SDK_QT4_LIB.x86   - The lib directory for X86.
#       PATH_SDK_QT4_LIB       - The lib directory for KBUILD_TARGET.
ifndef PATH_SDK_QT4
 PATH_SDK_QT4 := $(firstword $(rsort $(wildcard $(KBUILD_DEVTOOLS_TRG)/qt/v4*)))
 ifeq ($(PATH_SDK_QT4),)
  # If target == host, try look for Qt in the various platform specific places.
  ifeq ($(KBUILD_TARGET),$(KBUILD_HOST))
   ifeq ($(KBUILD_TARGET),darwin)
    PATH_SDK_QT4 := $(patsubst %/Frameworks/QtCore.framework/Versions/4,%,$(firstword $(wildcard /Library/Frameworks/QtCore.framework/Versions/4)))
   else ifeq ($(KBUILD_TARGET),win)
    # No idea here yet...
   else ifeq ($(KBUILD_TARGET),ose)
    # No port...
   else
    # The Unices. Includes and esp. libs are tricky, so override the PATH_SDK_QT4_LIB* stuff if it doesn't work.
    # Try find the general root of thing by looking for the qt3to4 program, if not found, then look for rcc.
    PATH_SDK_QT4 := $(patsubst %/bin/qt3to4,%,$(firstword $(wildcard \
	/usr/bin/qt3to4 \
    	/usr/local/bin/qt3to4 \
	/usr/qt/4/bin/qt3to4 \
	/usr/share/qt4/bin/qt3to4 \
    	)))
    ifeq ($(PATH_SDK_QT4),)
     PATH_SDK_QT4 := $(patsubst %/bin/rcc,%,$(firstword $(wildcard \
     	/usr/bin/rcc \
	/usr/local/bin/rcc \
     	/usr/qt/4/bin/rcc \
     	/usr/share/qt4/bin/rcc \
	)))
    endif
    ifneq ($(PATH_SDK_QT4),)
     export PATH_SDK_QT4

     # Locate the include files.
     ifeq ($(PATH_SDK_QT4_INC),)
      PATH_SDK_QT4_INC := $(patsubst %/QtCore/qglobal.h,%,$(firstword $(wildcard \
	$(PATH_SDK_QT4)/include/QtCore/qglobal.h \
	$(PATH_SDK_QT4)/include/qt4/QtCore/qglobal.h \
	/usr/include/qt4/QtCore/qtglobal.h \
	/usr/local/include/qt4/QtCore/qtglobal.h \
	)))
      ifneq ($(PATH_SDK_QT4_INC),)
       export PATH_SDK_QT4_INC
      endif
     endif

     # Now for the libraries (mostly for helping out finding the KBUILD_TARGET libs).
     ifeq ($(PATH_SDK_QT4_LIB.x86),)
      PATH_SDK_QT4_LIB.x86   := $(patsubst %/libQtCore$(SUFF_DLL),%,$(firstword $(wildcard \
	$(PATH_SDK_QT4)/lib32/libQtCore$(SUFF_DLL) \
	$(PATH_SDK_QT4)/lib32/qt4/libQtCore$(SUFF_DLL) \
	/usr/lib32/libQtCore$(SUFF_DLL) \
	/usr/lib32/qt4/libQtCore$(SUFF_DLL) \
	/usr/local/lib32/libQtCore$(SUFF_DLL) \
	/usr/local/lib32/qt4/libQtCore$(SUFF_DLL) \
	$(PATH_SDK_QT4)/lib/libQtCore$(SUFF_DLL) \
	$(PATH_SDK_QT4)/lib/qt4/libQtCore$(SUFF_DLL) \
	)))
      ifneq ($(PATH_SDK_QT4_LIB.x86),)
       export PATH_SDK_QT4_LIB.x86
      endif
     endif
     ifeq ($(PATH_SDK_QT4_LIB.amd64),)
      PATH_SDK_QT4_LIB.amd64 := $(patsubst %/libQtCore$(SUFF_DLL),%,$(firstword $(wildcard \
	$(PATH_SDK_QT4)/lib64/libQtCore$(SUFF_DLL) \
	$(PATH_SDK_QT4)/lib64/qt4/libQtCore$(SUFF_DLL) \
	$(PATH_SDK_QT4)/lib/amd64/libQtCore$(SUFF_DLL) \
	/usr/lib64/libQtCore$(SUFF_DLL) \
	/usr/lib64/qt4/libQtCore$(SUFF_DLL) \
	/usr/lib/amd64/libQtCore$(SUFF_DLL) \
	/usr/local/lib64/libQtCore$(SUFF_DLL) \
	/usr/local/lib64/qt4/libQtCore$(SUFF_DLL) \
	/usr/local/lib/amd64/libQtCore$(SUFF_DLL) \
	$(PATH_SDK_QT4)/lib/libQtCore$(SUFF_DLL) \
	$(PATH_SDK_QT4)/lib/qt4/libQtCore$(SUFF_DLL) \
	)))
      ifneq ($(PATH_SDK_QT4_LIB.amd64),)
       export PATH_SDK_QT4_LIB.amd64
      endif
     endif

     # And finally, the library path for KBUILD_TARGET.
     ifeq ($(PATH_SDK_QT4_LIB),)
      PATH_SDK_QT4_LIB := $(PATH_SDK_QT4_LIB.$(KBUILD_TARGET))
      ifeq ($(PATH_SDK_QT4_LIB),)
       PATH_SDK_QT4_LIB := $(patsubst %/libQtCore$(SUFF_DLL),%,$(firstword $(wildcard \
       	$(PATH_SDK_QT4)/lib/libQtCore$(SUFF_DLL) \
       	$(PATH_SDK_QT4)/lib/qt4/libQtCore$(SUFF_DLL) \
       	/usr/lib/libQtCore$(SUFF_DLL) \
       	/usr/lib/qt4/libQtCore$(SUFF_DLL) \
       	/usr/local/lib/libQtCore$(SUFF_DLL) \
       	/usr/local/lib/qt4/libQtCore$(SUFF_DLL) \
       	)))
      endif
      ifneq ($(PATH_SDK_QT4_LIB),)
       export PATH_SDK_QT4_LIB
      endif
     endif

    endif
   endif # Unices
  endif
  # Found it?
  ifeq ($(PATH_SDK_QT4),)
   $(warning kBuild: Couldn't find the Qt4 headers and libaries...)
   PATH_SDK_QT4 := $(KBUILD_DEVTOOLS_TRG)/qt/not-found
  endif
 endif
else
 # Resolve any fancy stuff once and for all.
 PATH_SDK_QT4 := $(PATH_SDK_QT4)
endif

# Libraries can be in either Frameworks or lib depending on how you
# build it on the mac. The .dmg installs into Frameworks but builds into lib.
ifeq ($(KBUILD_TARGET),darwin)
 ifndef PATH_SDK_QT4_LIB
  ifneq ($(wildcard $(PATH_SDK_QT4)/Frameworks),)
   PATH_SDK_QT4_LIB ?= $(PATH_SDK_QT4)/Frameworks
  else
   PATH_SDK_QT4_LIB ?= $(PATH_SDK_QT4)/lib
  endif
 endif
else
 PATH_SDK_QT4_LIB ?= $(PATH_SDK_QT4)/lib
 PATH_SDK_QT4_INC ?= $(PATH_SDK_QT4)/include
endif

# The bits that kBuild picks up.
#  (nothing here)


#
# The QT4 tool.
#
# This is implemented here rather than in tools/QT4.kmk to enforce the global USES.
# It also makes things easier to develop, with fewer files I mean.
#
TOOL_QT4 = Qt4

# Tool Specific Properties
#       PATH_TOOL_QT4     - Obsolete.
#       PATH_TOOL_QT4_BIN - The
#       TOOL_QT4_BIN_SUFF -
if !defined(PATH_TOOL_QT4_BIN) && defined(PATH_TOOL_QT4)
 PATH_TOOL_QT4_BIN := $(PATH_TOOL_QT4)/bin
endif
ifndef PATH_TOOL_QT4_BIN
 PATH_TOOL_QT4_BIN := $(firstword $(rsort $(wildcard $(KBUILD_DEVTOOLS_HST)/qt/v4*/bin)))
 if "$(PATH_TOOL_QT4_BIN)" == "" && "$(KBUILD_DEVTOOLS_HST_ALT)" != ""
  PATH_TOOL_QT4_BIN := $(firstword $(rsort $(wildcard $(KBUILD_DEVTOOLS_HST_ALT)/qt/v4*/bin)))
 endif
 ifeq ($(PATH_TOOL_QT4_BIN),)
  ifdef TOOL_QT4_BIN_SUFF
   TOOL_QT4_BIN_SUFF := $(TOOL_QT4_BIN_SUFF)
  endif
  # Try looking for moc-qt4 / moc-$(suffix) first.
  ifneq ($(TOOL_QT4_BIN_SUFF),)
   PATH_TOOL_QT4_BIN := $(patsubst %/moc$(TOOL_QT4_BIN_SUFF),%,$(firstword $(wildcard \
	 /usr/lib/qt4/bin/moc$(TOOL_QT4_BIN_SUFF) \
	 /usr/qt/4/bin/moc$(TOOL_QT4_BIN_SUFF) \
	 /usr/share/qt4/bin/moc$(TOOL_QT4_BIN_SUFF) \
	 /usr/local/bin/moc$(TOOL_QT4_BIN_SUFF) \
	 /usr/bin/moc$(TOOL_QT4_BIN_SUFF) \
	 )))
  else
   PATH_TOOL_QT4_BIN := $(patsubst %/moc-qt4,%,$(firstword $(wildcard \
	/usr/lib/qt4/bin/moc-qt4 \
	/usr/qt/4/bin/moc-qt4 \
	/usr/share/qt4/bin/moc-qt4 \
	/usr/local/bin/moc-qt4 \
	/usr/bin/moc-qt4 \
	)))
   ifneq ($(PATH_TOOL_QT4_BIN),)
    TOOL_QT4_BIN_SUFF := -qt4
   else
    # If no luck, try looking for moc in the qt4 specific locations.
    PATH_TOOL_QT4_BIN := $(patsubst %/moc,%,$(firstword $(wildcard \
	/usr/lib/qt4/bin/moc \
	/usr/qt/4/bin/moc \
	/usr/share/qt4/bin/moc \
	)))
   endif
  endif
  # If still no go, try looking for qt3to4 and rcc.
  ifeq ($(PATH_TOOL_QT4_BIN),)
   PATH_TOOL_QT4_BIN := $(patsubst %/qt3to4,%,$(firstword $(wildcard \
	/usr/lib/qt4/bin/qt3to4 \
	/usr/qt/4/bin/qt3to4 \
	/usr/share/qt4/bin/qt3to4 \
	/usr/local/bin/qt3to4 \
	/usr/bin/qt3to4 \
	)))
  endif
  ifeq ($(PATH_TOOL_QT4_BIN),)
   PATH_TOOL_QT4_BIN := $(patsubst %/rcc$(TOOL_QT4_BIN_SUFF),%,$(firstword $(wildcard \
	/usr/lib/qt4/bin/rcc$(TOOL_QT4_BIN_SUFF) \
	/usr/qt/4/bin/rcc$(TOOL_QT4_BIN_SUFF) \
	/usr/share/qt4/bin/rcc$(TOOL_QT4_BIN_SUFF) \
	/usr/local/bin/rcc$(TOOL_QT4_BIN_SUFF) \
	/usr/bin/rcc$(TOOL_QT4_BIN_SUFF) \
	)))
  endif
  if "$(PATH_TOOL_QT4_BIN)" == "" && "$(TOOL_QT4_BIN_SUFF)" != ""
   PATH_TOOL_QT4_BIN := $(patsubst %/rcc,%,$(firstword $(wildcard \
	/usr/lib/qt4/bin/rcc \
	/usr/qt/4/bin/rcc \
	/usr/share/qt4/bin/rcc \
	/usr/local/bin/rcc \
	/usr/bin/rcc \
	)))
  endif
  ifneq ($(PATH_TOOL_QT4_BIN),)
   export PATH_TOOL_QT4_BIN
  endif
 endif
 # If not found, we'll enter the 'pathless' mode.
else
 # Resolve any fancy stuff once and for all.
 PATH_TOOL_QT4_BIN := $(PATH_TOOL_QT4_BIN)
endif
ifneq ($(PATH_TOOL_QT4_BIN),)
 TOOL_QT4_MOC       ?= $(PATH_TOOL_QT4_BIN)/moc$(TOOL_QT4_BIN_SUFF)$(HOST_SUFF_EXE)
 TOOL_QT4_UIC       ?= $(PATH_TOOL_QT4_BIN)/uic$(TOOL_QT4_BIN_SUFF)$(HOST_SUFF_EXE)
 ifndef TOOL_QT4_RCC
  TOOL_QT4_RCC      := $(PATH_TOOL_QT4_BIN)/rcc$(HOST_SUFF_EXE)
  ifeq ($(wildcard $(TOOL_QT4_RCC)),)
   TOOL_QT4_RCC     := $(PATH_TOOL_QT4_BIN)/rcc$(TOOL_QT4_BIN_SUFF)$(HOST_SUFF_EXE)
  endif
 endif
 TOOL_QT4_LRC       ?= $(PATH_TOOL_QT4_BIN)/lrelease$(TOOL_QT4_BIN_SUFF)$(HOST_SUFF_EXE)
 TOOL_QT4_LUPDATE   ?= $(PATH_TOOL_QT4_BIN)/lupdate$(TOOL_QT4_BIN_SUFF)$(HOST_SUFF_EXE)
else
 # Pathless, relies on the environment.
 TOOL_QT4_MOC       ?= moc$(TOOL_QT4_BIN_SUFF)$(HOST_SUFF_EXE)
 TOOL_QT4_UIC       ?= uic$(TOOL_QT4_BIN_SUFF)$(HOST_SUFF_EXE)
 TOOL_QT4_RCC       ?= rcc$(HOST_SUFF_EXE)
 TOOL_QT4_LRC       ?= lrelease$(TOOL_QT4_BIN_SUFF)$(HOST_SUFF_EXE)
 TOOL_QT4_LUPDATE   ?= lupdate$(TOOL_QT4_BIN_SUFF)$(HOST_SUFF_EXE)
endif

# General Properties used by kBuild and/or units/qt.kmk
TOOL_QT4_MOCFLAGS           ?=
TOOL_QT4_MOCINCS            ?=
TOOL_QT4_MOCDEFS            ?=
TOOL_QT4_MOCDEFS.darwin     ?= __APPLE__ __GNUC__
TOOL_QT4_MOCDEFS.solaris    ?= __sun
TOOL_QT4_MOCDEFS.win.amd64  ?= WIN64
TOOL_QT4_MOCDEFS.win.x86    ?= WIN32


## MOC a C++ source file.
# @param    $(target)   Normalized main target name.
# @param    $(source)   Source filename (relative).
# @param    $(out)      Object file name. This shall be (re)created by the compilation.
# @param    $(dep)      Dependcy file. This may be (re)created by the compilation.
# @param    $(flags)    Flags.
# @param    $(defs)     Definitions.
# @param    $(incs)     Includes.
# @param    $(outbase)  Output basename (full). Use this for list files and such.
#
TOOL_QT4_MOC_CPP_DEPEND =
TOOL_QT4_MOC_CPP_DEPORD =
TOOL_QT4_MOC_CPP_OUTPUT =
TOOL_QT4_MOC_CPP_OUTPUT_MAYBE =
define TOOL_QT4_MOC_CPP_CMDS
	$(QUIET)$(TOOL_QT4_MOC)\
		$(flags)\
		$(addprefix -I, $(incs))\
		$(addprefix -D, $(defs))\
		-o $(out)\
		$(source)
endef

## MOC a C++ header file.
# @param    $(target)   Normalized main target name.
# @param    $(source)   Source filename (relative).
# @param    $(out)      Object file name. This shall be (re)created by the compilation.
# @param    $(dep)      Dependcy file. This may be (re)created by the compilation.
# @param    $(flags)    Flags.
# @param    $(defs)     Definitions.
# @param    $(incs)     Includes.
# @param    $(outbase)  Output basename (full). Use this for list files and such.
#
TOOL_QT4_MOC_HPP_DEPEND =
TOOL_QT4_MOC_HPP_DEPORD =
TOOL_QT4_MOC_HPP_OUTPUT =
TOOL_QT4_MOC_HPP_OUTPUT_MAYBE =
define TOOL_QT4_MOC_HPP_CMDS
	$(QUIET)$(TOOL_QT4_MOC)\
		$(flags)\
		$(addprefix -I, $(incs))\
		$(addprefix -D, $(defs))\
		-o $(out)\
		$(source)
endef

## Compile a Qt user interface file (.ui).
# @param    $(target)   Normalized main target name.
# @param    $(source)   Source filename (relative).
# @param    $(out)      Object file name. This shall be (re)created by the compilation.
# @param    $(dep)      Dependcy file. This may be (re)created by the compilation.
# @param    $(flags)    Flags.
# @param    $(defs)     Definitions.
# @param    $(incs)     Includes.
# @param    $(outbase)  Output basename (full). Use this for list files and such.
#
TOOL_QT4_UIC_UI_DEPEND =
TOOL_QT4_UIC_UI_DEPORD =
TOOL_QT4_UIC_UI_OUTPUT =
TOOL_QT4_UIC_UI_OUTPUT_MAYBE =
define TOOL_QT4_UIC_UI_CMDS
	$(QUIET)$(TOOL_QT4_UIC)\
		$(flags)\
		-o $(out)\
		$(source)
endef

## Compile a Qt resource file (.qrc).
# @param    $(target)   Normalized main target name.
# @param    $(source)   Source filename (relative).
# @param    $(out)      Object file name. This shall be (re)created by the compilation.
# @param    $(dep)      Dependcy file. This may be (re)created by the compilation.
# @param    $(flags)    Flags.
# @param    $(defs)     Definitions.
# @param    $(incs)     Includes.
# @param    $(outbase)  Output basename (full). Use this for list files and such.
#
# @remarks  The sed script generating the dependency file is a bit naive.
TOOL_QT4_RCC_QRC_DEPEND =
TOOL_QT4_RCC_QRC_DEPORD =
TOOL_QT4_RCC_QRC_OUTPUT =
TOOL_QT4_RCC_QRC_OUTPUT_MAYBE =
define TOOL_QT4_RCC_QRC_CMDS
	$(QUIET)$(TOOL_QT4_RCC)\
		$(flags)\
		-o $(out)\
		$(source)
	$(APPEND) $(dep) '\'
	$(APPEND) $(dep) '$(out): \'
	$(APPEND) $(dep) '$(source) \'
	$(SED) \
		-e '/^[[:blank:]]*<file[[:blank:]][^>]*>/!d' \
		-e 's/^.*<file[[:blank:]][^>]*>\([^<]*\)<\/file>.*$$$$/\1/' \
		-e 's|^[^/][^:]|$(abspathex $(dir $(source)),$(defpath))/&|' \
		-e 's|$$$$| \\|' \
		--append $(dep) \
		$(source)
	$(APPEND) $(dep)
	$(SED) \
		-e '/^[[:blank:]]*<file[[:blank:]][^>]*>/!d' \
		-e 's/^.*<file[[:blank:]][^>]*>\([^<]*\)<\/file>.*$$$$/\1/' \
		-e 's|^[^/][^:]|$(abspathex $(dir $(source)),$(defpath))/&|' \
		-e 's|$$$$|:\n|' \
		--append $(dep) \
		$(source)
	$(APPEND) $(dep)
endef

## Compile a Qt translation file (.ts).
# @param    $(target)   Normalized main target name.
# @param    $(source)   Source filename (relative).
# @param    $(out)      Object file name. This shall be (re)created by the compilation.
# @param    $(dep)      Dependcy file. This may be (re)created by the compilation.
# @param    $(flags)    Flags.
# @param    $(defs)     Definitions.
# @param    $(incs)     Includes.
# @param    $(outbase)  Output basename (full). Use this for list files and such.
#
TOOL_QT4_LRC_TS_DEPEND =
TOOL_QT4_LRC_TS_DEPORD =
TOOL_QT4_LRC_TS_OUTPUT =
TOOL_QT4_LRC_TS_OUTPUT_MAYBE =
define TOOL_QT4_LRC_TS_CMDS
	$(QUIET)$(TOOL_QT4_LRC)\
		$(flags)\
		$(source)\
		-qm $(out)
endef



#
#
# Back to the Qt4 unit.
#
#


## wrapper for the lrelease (LRC) command dependencies.
ifndef NO_COMPILE_CMDS_DEPS
 _UNIT_QT4_LRC_CMDS_DEP = $$(comp-cmds-ex $$($(target)_$(subst :,_,$(source))_QT4_LRC_CMDS_PREV_),$$(commands $(out)),FORCE)
else
 _UNIT_QT4_LRC_CMDS_DEP =
endif

##
# def_unit_qt4_target_pre_handle_translation helper that is expanded before evaluation.
#
# This is necessary to resolve reference to local variables before doing
# assignments and setting up commands. They would otherwise be resolved
# later in a different context and the result would be completely wrong.
#
define def_unit_qt4_target_pre_handle_translation_dx

$(out) + $(more_output) +| $(maybe_output): \
		$(deps) \
		$(value _UNIT_QT4_LRC_CMDS_DEP) \
		| \
		$(orderdeps)
	%$$(call MSG_TOOL,lrelease,$(target),$(source),$$@)
	$(QUIET2)$(RM) -f $(out) $(more_output) $(maybe_output) $(dep)

$(cmds)

ifndef NO_COMPILE_CMDS_DEPS
	%$$(QUIET2)$$(APPEND) '$(dep)'
	%$$(QUIET2)$$(APPEND) '$(dep)' 'define $(target)_$(subst :,_,$(source))_QT4_LRC_CMDS_PREV_'
	%$$(QUIET2)$$(APPEND) -c '$(dep)' '$(out)'
	%$$(QUIET2)$$(APPEND) '$(dep)' 'endef'
endif

$(target)_CLEAN += $(out) $(more_output) $(maybe_output) $(dep)
$(target)-inst-nls_SOURCES += $(out)

endef # def_unit_qt4_target_pre_handle_translation_dx

##
# Handle a source file listed in QT_TRANSLATIONS.
#
# The files listed in QT_TRANSLATIONS are translation files (.ts) which needs
# to be translated into .qm files that are loadble by Qt.
#
# @remarks Invoked via $(evalvalctx ).
define def_unit_qt4_target_pre_handle_translation
local type      := LRC

# fetch the properties.
local tool      := $(kb-src-tool dummy_var)
local qtnlsdir  := $($(target)_0_OUTDIR)/qtnls
local outbase   := $(qtnlsdir)/$(notdir $(basename $(source)))
local out       := $(outbase).qm
local dep       := $(out).dep
local flags     := $(kb-src-prop FLAGS,dummy_var,right-to-left)
local deps      := $(kb-src-prop DEPS,dummy_var,left-to-right)
local orderdeps := $(call DIRDEP,$(dir $(outbase))) $(kb-src-prop ORDERDEPS,dummy_var,left-to-right)

# default path + source dep.
ifneq ($(defpath),)
local source    := $(abspathex $(source),$(defpath))
local deps      := $(abspathex $(deps),$(defpath)) $(source)
local incs      := $(abspathex $(incs),$(defpath))
else
local deps      += $(source)
endif

# call the tool
ifndef TOOL_$(tool)_LRC_TS_CMDS
 $(error kBuild: qt lrelease tool not found: TOOL_$(tool)_LRC_TS_CMDS)
endif
local cmds         := $(TOOL_$(tool)_LRC_TS_CMDS)
local more_output  := $(TOOL_$(tool)_LRC_TS_OUTPUT)
local maybe_output := $(TOOL_$(tool)_LRC_TS_OUTPUT_MAYBE)
local deps         += $(TOOL_$(tool)_LRC_TS_DEPEND)
local orderdeps    += $(TOOL_$(tool)_LRC_TS_DEPORD)

# generate the link rule and update some source and target variables.
ifndef NO_COMPILE_CMDS_DEPS
 $(eval includedep $(dep))
endif
$(eval $(def_unit_qt4_target_pre_handle_translation_dx))

endef # def_unit_qt4_target_pre_handle_translation



## wrapper for the UIC command dependencies.
ifndef NO_COMPILE_CMDS_DEPS
 _UNIT_QT4_RCC_CMDS_DEP = $$(comp-cmds-ex $$($(target)_$(subst :,_,$(source))_QT4_RCC_CMDS_PREV_),$$(commands $(out)),FORCE)
else
 _UNIT_QT4_RCC_CMDS_DEP =
endif

##
# def_unit_qt4_target_pre_handle_qrc helper that is expanded before evaluation.
#
# This is necessary to resolve reference to local variables before doing
# assignments and setting up commands. They would otherwise be resolved
# later in a different context and the result would be completely wrong.
#
define def_unit_qt4_target_pre_handle_rcc_dx

$(out) +| $(realout) $(more_output) $(maybe_output): \
		$(deps) \
		$(value _UNIT_QT4_RCC_CMDS_DEP) \
		| \
		$(orderdeps)
	%$$(call MSG_TOOL,rcc,$(target),$(source),$$@)
	$(QUIET2)$(RM) -f $(out) $(more_output) $(maybe_output) $(dep)

$(cmds)

	$(QUIET)$(CP) --changed -f $(out) $(realout)
ifndef NO_COMPILE_CMDS_DEPS
	%$$(QUIET2)$$(APPEND) '$(dep)'
	%$$(QUIET2)$$(APPEND) '$(dep)' 'define $(target)_$(subst :,_,$(source))_QT4_RCC_CMDS_PREV_'
	%$$(QUIET2)$$(APPEND) -c '$(dep)' '$(out)'
	%$$(QUIET2)$$(APPEND) '$(dep)' 'endef'
endif

$(target)_INTERMEDIATES += $(realout)
$(target)_GEN_SOURCES_ += $(realout)
$(target)_CLEAN += $(out) $(realout) $(more_output) $(maybe_output) $(dep)

endef # def_unit_qt4_target_pre_handle_rcc_dx

##
# Source handler for .qrc sources (Qt resource files).
#
# @remarks $(evalvalctx me).
define def_unit_qt4_src_handler_qrc
local type      := RCC

# fetch the properties.
local tool      := $(kb-src-tool dummy_var)
local qtrccdir  := $($(target)_0_OUTDIR)/qtrcc
local outbase   := $(qtrccdir)/$(notdir $(basename $(source)))
local out       := $(outbase).tmp.gen.cpp
local realout   := $(outbase).gen.cpp
local dep       := $(realout).dep
local flags     := $(kb-src-prop FLAGS,dummy_var,right-to-left)
local deps      := $(kb-src-prop DEPS,dummy_var,left-to-right)
local orderdeps := $(call DIRDEP,$(dir $(outbase))) $(kb-src-prop ORDERDEPS,dummy_var,left-to-right)

# default path + source dep.
ifneq ($(defpath),)
local source    := $(abspathex $(source),$(defpath))
local deps      := $(abspathex $(deps),$(defpath)) $(source)
local incs      := $(abspathex $(incs),$(defpath))
else
local deps      += $(source)
endif

# call the tool
ifndef TOOL_$(tool)_RCC_QRC_CMDS
 $(error kBuild: qt rcc tool not found: TOOL_$(tool)_RCC_QRC_CMDS)
endif
local cmds         := $(TOOL_$(tool)_RCC_QRC_CMDS)
local more_output  := $(TOOL_$(tool)_RCC_QRC_OUTPUT)
local maybe_output := $(TOOL_$(tool)_RCC_QRC_OUTPUT_MAYBE)
local deps         += $(TOOL_$(tool)_RCC_QRC_DEPEND)
local orderdeps    += $(TOOL_$(tool)_RCC_QRC_DEPORD)

# generate the link rule and update some source and target variables.
ifndef NO_COMPILE_CMDS_DEPS
 $(eval includedep $(dep))
endif
$(eval $(def_unit_qt4_target_pre_handle_rcc_dx))

endef # def_unit_qt4_src_handler_qrc



## wrapper for the UIC command dependencies.
ifndef NO_COMPILE_CMDS_DEPS
 _UNIT_QT4_UIC_CMDS_DEP = $$(comp-cmds-ex $$($(target)_$(subst :,_,$(source))_QT4_UIC_CMDS_PREV_),$$(commands $(out)),FORCE)
else
 _UNIT_QT4_UIC_CMDS_DEP =
endif

##
# def_unit_qt4_src_handler_ui helper that is expanded before evaluation.
#
# This is necessary to resolve reference to local variables before doing
# assignments and setting up commands. They would otherwise be resolved
# later in a different context and the result would be completely wrong.
#
define def_unit_qt4_target_pre_handle_ui_dx

$(out) +| $(realout) $(more_output) $(maybe_output): \
		$(deps) \
		$(value _UNIT_QT4_UIC_CMDS_DEP) \
		| \
		$(orderdeps)
	%$$(call MSG_TOOL,uic,$(target),$(source),$$@)
	$(QUIET2)$(RM) -f $(out) $(more_output) $(maybe_output) $(dep)

$(cmds)

	$(QUIET)$(CP) --changed -f $(out) $(realout)
ifndef NO_COMPILE_CMDS_DEPS
	%$$(QUIET2)$$(APPEND) '$(dep)'
	%$$(QUIET2)$$(APPEND) '$(dep)' 'define $(target)_$(subst :,_,$(source))_QT4_UIC_CMDS_PREV_'
	%$$(QUIET2)$$(APPEND) -c '$(dep)' '$(out)'
	%$$(QUIET2)$$(APPEND) '$(dep)' 'endef'
endif

$(target)_INTERMEDIATES += $(realout)
$(target)_CLEAN += $(out) $(realout) $(more_output) $(maybe_output) $(dep)

endef # def_unit_qt4_target_pre_handle_ui_dx

##
# Source handler for .ui sources.
#
# @remarks $(evalvalctx me).
define def_unit_qt4_src_handler_ui
local type      := UIC

# fetch the properties.
local tool      := $(kb-src-tool dummy_var)
local qtuicdir  := $($(target)_0_OUTDIR)/qtuic
local outbase   := $(qtuicdir)/$(notdir $(basename $(source)))
local out       := $(outbase).tmp.gen.h
local realout   := $(outbase).gen.h
local dep       := $(realout).dep
local flags     := $(kb-src-prop FLAGS,dummy_var,right-to-left)
local deps      := $(kb-src-prop DEPS,dummy_var,left-to-right)
local orderdeps := $(call DIRDEP,$(dir $(outbase))) $(kb-src-prop ORDERDEPS,dummy_var,left-to-right)

# default path + source dep.
ifneq ($(defpath),)
local source    := $(abspathex $(source),$(defpath))
local deps      := $(abspathex $(deps),$(defpath)) $(source)
local incs      := $(abspathex $(incs),$(defpath))
else
local deps      += $(source)
endif

# call the tool
ifndef TOOL_$(tool)_UIC_UI_CMDS
 $(error kBuild: qt uic tool not found: TOOL_$(tool)_UIC_UI_CMDS)
endif
local cmds         := $(TOOL_$(tool)_UIC_UI_CMDS)
local more_output  := $(TOOL_$(tool)_UIC_UI_OUTPUT)
local maybe_output := $(TOOL_$(tool)_UIC_UI_OUTPUT_MAYBE)
local deps         += $(TOOL_$(tool)_UIC_UI_DEPEND)
local orderdeps    += $(TOOL_$(tool)_UIC_UI_DEPORD)

# generate the link rule and update some source and target variables.
ifndef NO_COMPILE_CMDS_DEPS
 $(eval includedep $(dep))
endif
$(eval $(def_unit_qt4_target_pre_handle_ui_dx))

endef # def_unit_qt4_src_handler_ui



## wrapper for the MOC command dependencies.
ifndef NO_COMPILE_CMDS_DEPS
 _UNIT_QT4_MOC_HPP_CMDS_DEP = $$(comp-cmds-ex $$($(target)_$(subst :,_,$(source))_QT4_MOC_HPP_CMDS_PREV_),$$(commands $(out)),FORCE)
else
 _UNIT_QT4_MOC_HPP_CMDS_DEP =
endif

##
# def_unit_qt4_target_pre_handle_moc_hdr helper that is expanded before evaluation.
#
# This is necessary to resolve reference to local variables before doing
# assignments and setting up commands. They would otherwise be resolved
# later in a different context and the result would be completely wrong.
#
define def_unit_qt4_target_pre_handle_moc_hdr_dx

$(out) +| $(realout) $(more_output) $(maybe_output): \
		$(deps) \
		$(value _UNIT_QT4_MOC_HPP_CMDS_DEP) \
		| \
		$(orderdeps)
	%$$(call MSG_TOOL,moc,$(target),$(source),$$@)
	$(QUIET2)$(RM) -f $(out) $(more_output) $(maybe_output) $(dep)

$(cmds)

	$(QUIET)$(CP) --changed -f $(out) $(realout)
ifndef NO_COMPILE_CMDS_DEPS
	%$$(QUIET2)$$(APPEND) '$(dep)'
	%$$(QUIET2)$$(APPEND) '$(dep)' 'define $(target)_$(subst :,_,$(source))_QT4_MOC_HPP_CMDS_PREV_'
	%$$(QUIET2)$$(APPEND) -c '$(dep)' '$(out)'
	%$$(QUIET2)$$(APPEND) '$(dep)' 'endef'
endif

$(target)_INTERMEDIATES += $(realout)
$(target)_GEN_SOURCES_ += $(realout)
$(target)_CLEAN += $(out) $(realout) $(more_output) $(maybe_output) $(dep)

endef

##
# Handle a source file listed in QT_MOCHDRS.
#
# The files listed in QT_MOCHDRS uses the Q_OBJECT macro and we will
# generate a .cpp file for each of them and add it to the generated
# sources so that it's compiled and linked. (There is an alternative
# way to do this where the .cpp file is included, this isn't currently
# supported by this unit.)
#
# @remarks Invoked via $(evalvalctx ).
define def_unit_qt4_target_pre_handle_moc_hdr
local type      := MOC

# fetch the properties.
local tool      := $(kb-src-tool dummy_var)
local outbase   := $(qtmocdir)/$(notdir $(basename $(source)))
local out       := $(outbase).tmp.cpp
local realout   := $(outbase).cpp
local dep       := $(realout).dep
local defs      := $(kb-src-prop DEFS,dummy_var,left-to-right)
local incs      := $(kb-src-prop INCS,dummy_var,right-to-left)
local flags     := $(kb-src-prop FLAGS,dummy_var,right-to-left)
local deps      := $(kb-src-prop DEPS,dummy_var,left-to-right)
local orderdeps := $(call DIRDEP,$(dir $(outbase))) $(kb-src-prop ORDERDEPS,dummy_var,left-to-right)

# default path + source dep.
ifneq ($(defpath),)
local source    := $(abspathex $(source),$(defpath))
local deps      := $(abspathex $(deps),$(defpath)) $(source)
local incs      := $(abspathex $(incs),$(defpath))
else
local deps      += $(source)
endif

# call the tool
ifndef TOOL_$(tool)_MOC_HPP_CMDS
 $(error kBuild: qt moc tool not found: TOOL_$(tool)_MOC_HPP_CMDS)
endif
local cmds         := $(TOOL_$(tool)_MOC_HPP_CMDS)
local more_output  := $(TOOL_$(tool)_MOC_HPP_OUTPUT)
local maybe_output := $(TOOL_$(tool)_MOC_HPP_OUTPUT_MAYBE)
local deps         += $(TOOL_$(tool)_MOC_HPP_DEPEND)
local orderdeps    += $(TOOL_$(tool)_MOC_HPP_DEPORD)

# generate the link rule and update some source and target variables.
ifndef NO_COMPILE_CMDS_DEPS
 $(eval includedep $(dep))
endif
$(eval $(def_unit_qt4_target_pre_handle_moc_hdr_dx))

endef # def_unit_qt4_target_pre_handle_moc_hdr


## wrapper for the MOC command dependencies.
ifndef NO_COMPILE_CMDS_DEPS
 _UNIT_QT4_MOC_CPP_CMDS_DEP = $$(comp-cmds-ex $$($(target)_$(subst :,_,$(source))_QT4_MOC_CPP_CMDS_PREV_),$$(commands $(out)),FORCE)
else
 _UNIT_QT4_MOC_CPP_CMDS_DEP =
endif

##
# def_unit_qt4_target_pre_handle_moc_src helper that is expanded before evaluation.
#
# This is necessary to resolve reference to local variables before doing
# assignments and setting up commands. They would otherwise be resolved
# later in a different context and the result would be completely wrong.
#
define def_unit_qt4_target_pre_handle_moc_src_dx

$(out) +| $(realout) $(more_output) $(maybe_output): \
		$(deps) \
		$(value _UNIT_QT4_MOC_CPP_CMDS_DEP) \
		| \
		$(orderdeps)
	%$$(call MSG_TOOL,moc,$(target),$(source),$$@)
	$(QUIET2)$(RM) -f $(out) $(more_output) $(maybe_output) $(dep)

$(cmds)

	$(QUIET)$(CP) --changed -f $(out) $(realout)
ifndef NO_COMPILE_CMDS_DEPS
	%$$(QUIET2)$$(APPEND) '$(dep)'
	%$$(QUIET2)$$(APPEND) '$(dep)' 'define $(target)_$(subst :,_,$(source))_QT4_MOC_CPP_CMDS_PREV_'
	%$$(QUIET2)$$(APPEND) -c '$(dep)' '$(out)'
	%$$(QUIET2)$$(APPEND) '$(dep)' 'endef'
endif

$(target)_INTERMEDIATES += $(realout)
$(target)_CLEAN += $(out) $(realout) $(more_output) $(maybe_output) $(dep)

endef

##
# Handle a source file listed in QT_MOCSRCS.
#
# The files listed in QT_MOCSRCS uses the Q_OBJECT macro and will include
# a .moc file that we're expected to generate here.
#
# @remarks Invoked via $(evalvalctx ).
define def_unit_qt4_target_pre_handle_moc_src
local type      := MOC

# fetch the properties.
local tool      := $(kb-src-tool dummy_var)
local outbase   := $(qtmocdir)/$(notdir $(basename $(source)))
local out       := $(outbase).tmp.moc
local realout   := $(outbase).moc
local dep       := $(realout).dep
local defs      := $(kb-src-prop DEFS,dummy_var,left-to-right)
local incs      := $(kb-src-prop INCS,dummy_var,right-to-left)
local flags     := $(kb-src-prop FLAGS,dummy_var,right-to-left)
local deps      := $(kb-src-prop DEPS,dummy_var,left-to-right)
local orderdeps := $(call DIRDEP,$(dir $(outbase))) $(kb-src-prop ORDERDEPS,dummy_var,left-to-right)

# default path + source dep.
ifneq ($(defpath),)
local source    := $(abspathex $(source),$(defpath))
local deps      := $(abspathex $(deps),$(defpath)) $(source)
local incs      := $(abspathex $(incs),$(defpath))
else
local deps      += $(source)
endif

# call the tool
ifndef TOOL_$(tool)_MOC_CPP_CMDS
 $(error kBuild: qt moc tool not found: TOOL_$(tool)_MOC_CPP_CMDS)
endif
local cmds         := $(TOOL_$(tool)_MOC_CPP_CMDS)
local more_output  := $(TOOL_$(tool)_MOC_CPP_OUTPUT)
local maybe_output := $(TOOL_$(tool)_MOC_CPP_OUTPUT_MAYBE)
local deps         += $(TOOL_$(tool)_MOC_CPP_DEPEND)
local orderdeps    += $(TOOL_$(tool)_MOC_CPP_DEPORD)

# generate the link rule and update some source and target variables.
ifndef NO_COMPILE_CMDS_DEPS
 $(eval includedep $(dep))
endif
$(eval $(def_unit_qt4_target_pre_handle_moc_src_dx))

endef # def_unit_qt4_target_pre_handle_moc_src


##
# Adds sources containing Q_OBJECT to QT_MOCSRCS.
define def_unit_qt4_target_pre_cpp_source
ifneq ($(file-size $(source)),-1)
 ifneq ($(strip $(shell $(SED) -f $(KBUILD_PATH)/units/qt-Q_OBJECT.sed $(source))),)
  $(eval $(target)_QT_MOCSRCS += $(source))
 endif
endif
endef # def_unit_qt4_target_pre_cpp_source

##
# Invoked early in the processing of a target that uses	the Qt unit.
#
# It will append the qt source handlers to the target (.h, .ui, .ts,
# .png, .bmp, .gif).
#
# It will then check all the C++ sources and check which needs
# a .moc files and generate rules and dependencies fofor these
#
define def_unit_qt4_target_pre

# Make QTTOOL the default for the specific Qt tools instead of TOOL.
ifneq ($($(target)_QTTOOL),)
 ifeq ($($(target)_MOCTOOL),)
  $(target)_MOCTOOL := $($(target)_QTTOOL)
 endif
 ifeq ($($(target)_UICTOOL),)
  $(target)_UICTOOL := $($(target)_QTTOOL)
 endif
 ifeq ($($(target)_RCCTOOL),)
  $(target)_RCCTOOL := $($(target)_QTTOOL)
 endif
 ifeq ($($(target)_LRCTOOL),)
  $(target)_LRCTOOL := $($(target)_QTTOOL)
 endif
endif

# Deal with QT_MODULES, QT_PREFIX and QT_INFIX.
local qt_modules := \
	$($(target)_QT_MODULES.$(bld_trg)) \
 	$($(target)_QT_MODULES.$(bld_trg_arch)) \
 	$($(target)_QT_MODULES.$(bld_trg).$(bld_trg_arch)) \
 	$($(target)_QT_MODULES.$(bld_trg_cpu)) \
 	$($(target)_QT_MODULES.$(bld_type)) \
 	$($(target)_QT_MODULES)
local qt_prefix := $(firstword \
	$($(target)_QT_PREFIX.$(bld_trg)) \
 	$($(target)_QT_PREFIX.$(bld_trg_arch)) \
 	$($(target)_QT_PREFIX.$(bld_trg).$(bld_trg_arch)) \
 	$($(target)_QT_PREFIX.$(bld_trg_cpu)) \
 	$($(target)_QT_PREFIX.$(bld_type)) \
 	$($(target)_QT_PREFIX))
local qt_infix := $(firstword \
	$($(target)_QT_INFIX.$(bld_trg)) \
 	$($(target)_QT_INFIX.$(bld_trg_arch)) \
 	$($(target)_QT_INFIX.$(bld_trg).$(bld_trg_arch)) \
 	$($(target)_QT_INFIX.$(bld_trg_cpu)) \
 	$($(target)_QT_INFIX.$(bld_type)) \
 	$($(target)_QT_INFIX))
ifeq ($(bld_trg),darwin)
 # Adding -F to CXXFLAGS is necessary to make #include <QtCore/qstring.h> stuff work...
 $(eval $(target)_CXXFLAGS += -F$(PATH_SDK_QT4_LIB) )
 $(eval $(target)_LDFLAGS  += -F$(PATH_SDK_QT4_LIB) $(foreach module,$(qt_modules), -framework $(qt_prefix)Qt$(module)$(qt_infix)) )
 $(eval $(target)_INCS     += $(foreach module,$(qt_modules), $(PATH_SDK_QT4_LIB)/$(qt_prefix)Qt$(module)$(qt_infix).framework/Versions/4/Headers) )
else
 ifeq ($(bld_trg),win)
  $(eval $(target)_LIBS    += $(foreach module,$(qt_modules), $(PATH_SDK_QT4_LIB)/$(qt_prefix)Qt$(module)$(qt_infix)4$(SUFF_LIB)) )
  ifeq ($(tool_do),LINK_PROGRAM)
   $(eval $(target)_LIBS   += $(PATH_SDK_QT4_LIB)/$(qt_prefix)qtmain$(qt_infix)$(SUFF_LIB) )
  endif
 else
  $(eval $(target)_LIBS    += $(foreach module,$(qt_modules), $(PATH_SDK_QT4_LIB)/lib$(qt_prefix)Qt$(module)$(qt_infix)$(SUFF_DLL)) )
 endif
 $(eval $(target)_INCS     += $(addprefix $(PATH_SDK_QT4_INC)/Qt,$(qt_modules)) $(PATH_SDK_QT4_INC) )
endif
$(eval $(target)_DEFS      += $(foreach module,$(toupper $(qt_modules)), QT_$(module)_LIB) )


# Autodetect source files with Q_OBJECT references if QT_MOCSRCS is undefined. (slow)
# Tip: Use target_QT_MOCSRCS = $(NO_SUCH_VARIABLE) to avoid this.
ifndef $(target)_QT_MOCSRCS
 $(foreach source, $(filter %.cxx %.CXX %.cpp %.CPP %.cc %.CC,\
 	$($(target)_SOURCES.$(bld_trg)) \
 	$($(target)_SOURCES.$(bld_trg_arch)) \
 	$($(target)_SOURCES.$(bld_trg).$(bld_trg_arch)) \
 	$($(target)_SOURCES.$(bld_trg_cpu)) \
 	$($(target)_SOURCES.$(bld_type)) \
 	$($(target)_SOURCES) \
 	), $(evalval def_unit_qt4_target_pre_cpp_source))
endif

# Install source handlers for .ui files.
$(target)_SRC_HANDLERS += \
	 .ui:def_unit_qt4_src_handler_ui \
	 .UI:def_unit_qt4_src_handler_ui \
	.qrc:def_unit_qt4_src_handler_qrc \
	.qrc:def_unit_qt4_src_handler_qrc

# Calc the MOC and UI output directories and add them to BLDDIRS and INCS.
local qtmocdir := $($(target)_0_OUTDIR)/qtmoc
local qtuicdir := $($(target)_0_OUTDIR)/qtuic
local qtrccdir := $($(target)_0_OUTDIR)/qtrcc
local qtnlsdir := $($(target)_0_OUTDIR)/qtnls
$(eval $(target)_BLDDIRS += $(qtmocdir) $(qtuicdir) $(qtrccdir) $(qtnlsdir))
$(eval $(target)_INCS    += $(qtmocdir) $(qtuicdir))

# Deal with QT_MOCSRCS.
$(foreach source, \
	$($(target)_QT_MOCSRCS.$(bld_trg)) \
 	$($(target)_QT_MOCSRCS.$(bld_trg_arch)) \
 	$($(target)_QT_MOCSRCS.$(bld_trg).$(bld_trg_arch)) \
 	$($(target)_QT_MOCSRCS.$(bld_trg_cpu)) \
 	$($(target)_QT_MOCSRCS.$(bld_type)) \
 	$($(target)_QT_MOCSRCS) \
	, $(evalvalctx def_unit_qt4_target_pre_handle_moc_src))

# Deal with QT_MOCHDRS.
$(foreach source, \
	$($(target)_QT_MOCHDRS.$(bld_trg)) \
 	$($(target)_QT_MOCHDRS.$(bld_trg_arch)) \
 	$($(target)_QT_MOCHDRS.$(bld_trg).$(bld_trg_arch)) \
 	$($(target)_QT_MOCHDRS.$(bld_trg_cpu)) \
 	$($(target)_QT_MOCHDRS.$(bld_type)) \
 	$($(target)_QT_MOCHDRS) \
	, $(evalvalctx def_unit_qt4_target_pre_handle_moc_hdr))

# Deal with QT_TRANSLATIONS.
# ASSUMES (_ALL_)INSTALLS is processed after the targets using this unit.
local translations := \
	$($(target)_QT_TRANSLATIONS.$(bld_trg)) \
 	$($(target)_QT_TRANSLATIONS.$(bld_trg_arch)) \
 	$($(target)_QT_TRANSLATIONS.$(bld_trg).$(bld_trg_arch)) \
 	$($(target)_QT_TRANSLATIONS.$(bld_trg_cpu)) \
 	$($(target)_QT_TRANSLATIONS.$(bld_type)) \
 	$($(target)_QT_TRANSLATIONS)
ifneq ($(strip $(translations)),)
 local expr := _ALL_INSTALLS += $(target)-inst-nls
 $(eval $(expr))
 ifdef $(target)_QT_TRANSLATIONS_TEMPLATE
  $(target)-inst-nls_TEMPLATE := $($(target)_QT_TRANSLATIONS_TEMPLATE)
 else
  $(target)-inst-nls_MODE := 0644
 endif
 ifdef $(target)_QT_TRANSLATIONS_INST
  $(target)-inst-nls_INST := $($(target)_QT_TRANSLATIONS_INST)
 endif
 $(target)-inst-nls_SOURCES :=
 $(foreach source, $(translations)\
	, $(evalvalctx def_unit_qt4_target_pre_handle_translation))
endif

endef # def_unit_qt4_target_pre


#
# Rule for debugging.
#
unit-qt4-show-vars:
	@$(ECHO) 'The Qt4 SDK variables:'
	@$(ECHO) '  PATH_SDK_QT4           = "$(PATH_SDK_QT4)"'
	@$(ECHO) '  PATH_SDK_QT4_INC       = "$(PATH_SDK_QT4_INC)"'
	@$(ECHO) '  PATH_SDK_QT4_LIB       = "$(PATH_SDK_QT4_LIB)"'
	@$(ECHO) '  PATH_SDK_QT4_LIB.amd64 = "$(PATH_SDK_QT4_LIB.amd64)"'
	@$(ECHO) '  PATH_SDK_QT4_LIB.x86   = "$(PATH_SDK_QT4_LIB.x86)"'
	@$(ECHO) 'The Qt4 TOOL variables:'
	@$(ECHO) '  PATH_TOOL_QT4_BIN      = "$(PATH_TOOL_QT4_BIN)"'
	@$(ECHO) '  TOOL_QT4_BIN_SUFF      = "$(TOOL_QT4_BIN_SUFF)"'
	@$(ECHO) '  TOOL_QT4_MOC           = "$(TOOL_QT4_MOC)"'
	@$(ECHO) '  TOOL_QT4_UIC           = "$(TOOL_QT4_UIC)"'
	@$(ECHO) '  TOOL_QT4_RCC           = "$(TOOL_QT4_RCC)"'
	@$(ECHO) '  TOOL_QT4_LRC           = "$(TOOL_QT4_LRC)"'
	@$(ECHO) '  TOOL_QT4_LUPDATE       = "$(TOOL_QT4_LUPDATE)"'