# $Id$
## @file
# Qt 3.3.x unit.
#

#
# Copyright (c) 2008-2017 knut st. osmundsen <bird-kBuild-spam-xviiv@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_qt3
 $(error kBuild: The qt3 unit was included twice!)
endif
UNIT_qt3 = qt3


if !defined(UNIT_qt4) && !defined(UNIT_qt5)
 # Add our target properties (same as qt4 & qt5).
 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 +=
PROPS_ACCUMULATE_R += QT_IMAGES


#
# The QT3 SDK.
#
# This is implemented here rather than in sdks/QT3.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_QT3 = Qt3

# SDK Specific Properties
#       PATH_SDK_QT3           - the general location of the Qt3 SDK stuff.
#       PATH_SDK_QT3_INC       - the Qt3 include directory.
#       PATH_SDK_QT3_LIB       - the Qt3 library directory for KBUILD_TARGET.
#       PATH_SDK_QT3_LIB.amd64 - the Qt3 library directory for AMD64.
#       PATH_SDK_QT3_LIB.x86   - the Qt3 library directory for X86.
ifndef PATH_SDK_QT3
 PATH_SDK_QT3 := $(firstword $(rsort $(wildcard $(KBUILD_DEVTOOLS_TRG)/qt/v3*)))
 ifeq ($(PATH_SDK_QT3),)
  # If target == host, try look for Qt in the various platform specific places.
  ifeq ($(KBUILD_TARGET),$(KBUILD_HOST))
   ifeq ($(KBUILD_TARGET),darwin)
    # No idea here yet...
   else ifeq ($(KBUILD_TARGET),os2)
    # No idea here yet... Check QTDIR perhaps, but for now users have toset PATH_SDK_QT3.
   else ifeq ($(KBUILD_TARGET),win)
    # No idea here yet... Check QTDIR perhaps, but for now users have toset PATH_SDK_QT3.
   else
    # The Unices. Includes and esp. libs are tricky, so override the PATH_SDK_QT3_LIB* stuff if it doesn't work.
    # Try find the general location of the thing by looking for the qm2ts program, then try looking for
    # the moc program in likely and unlikely places save /usr[/local]/bin to avoid mistaking it with Qt4.
    PATH_SDK_QT3 := $(patsubst %/bin/qm2ts,%,$(firstword $(wildcard \
	/usr/lib/qt-3.3/bin/qm2ts \
	/usr/lib64/qt-3.3/bin/qm2ts \
	/usr/qt/3/bin/qm2ts \
	$(if $(QTDIR),$(QTDIR)/bin/qm2ts) \
	/usr/bin/qm2ts \
	/usr/local/bin/qm2ts \
	/usr/share/qt3/bin/qm2ts \
	)))
    ifeq ($(PATH_SDK_QT3),) # Try with moc, but not in /usr/bin and /usr/local/bin.
     PATH_SDK_QT3 := $(patsubst %/bin/moc,%,$(firstword $(wildcard \
 	/usr/lib/qt-3.3/bin/moc \
 	/usr/lib64/qt-3.3/bin/moc \
 	/usr/qt/3/bin/moc \
 	/usr/share/qt3/bin/moc \
 	$(if $(QTDIR),$(QTDIR)/bin/moc) \
 	)))
    endif
    ifneq ($(PATH_SDK_QT3),)
     # Found something! Export the variable for the benefit of recursive make instances.
     export PATH_SDK_QT3

     # Determin the include directory.
     ifeq ($(PATH_SDK_QT3_INC),)
      PATH_SDK_QT3_INC := $(patsubst %/private/qfiledefs_p.h,%,$(firstword $(wildcard \
	$(PATH_SDK_QT3)/include/private/qfiledefs_p.h \
	$(PATH_SDK_QT3)/include/qt3/private/qfiledefs_p.h \
	/usr/include/qt3/private/qfiledefs_p.h)))
      ifneq ($(PATH_SDK_QT3_INC),)
       export PATH_SDK_QT3_INC
      endif
     endif

     # Determin the most likely x86 and AMD64 lib directories (only used for making PATH_SDK_QT3_LIB).
     ifeq ($(PATH_SDK_QT3_LIB.x86),)
      PATH_SDK_QT3_LIB.x86   := $(patsubst %/libqt-mt$(SUFF_DLL),%,$(firstword $(wildcard \
	$(PATH_SDK_QT3)/lib32/libqt-mt$(SUFF_DLL) \
	$(PATH_SDK_QT3)/lib32/qt3/libqt-mt$(SUFF_DLL) \
	$(PATH_SDK_QT3)/lib32/qt3-3/lib/libqt-mt$(SUFF_DLL) \
	/usr/lib32/libqt-mt$(SUFF_DLL) \
	/usr/lib32/qt3/libqt-mt$(SUFF_DLL) \
	/usr/lib/i386-linux-gnu/libqt-mt$(SUFF_DLL) \
	/usr/local/lib32/libqt-mt$(SUFF_DLL) \
	/usr/local/lib32/qt3/libqt-mt$(SUFF_DLL) \
	/usr/local/lib32/qt3-3/lib/libqt-mt$(SUFF_DLL) \
	/usr/local/lib/i386-linux-gnu/libqt-mt$(SUFF_DLL) \
	$(PATH_SDK_QT3)/lib/libqt-mt$(SUFF_DLL) \
	$(PATH_SDK_QT3)/lib/qt3/libqt-mt$(SUFF_DLL) \
	$(PATH_SDK_QT3)/lib/qt3-3/lib/libqt-mt$(SUFF_DLL) \
	$(PATH_SDK_QT3)/lib/i386-linux-gnu/libqt-mt$(SUFF_DLL) \
	)))
      ifneq ($(PATH_SDK_QT3_LIB.x86),)
       export PATH_SDK_QT3_LIB.x86
      endif
     endif
     ifeq ($(PATH_SDK_QT3_LIB.amd64),)
      PATH_SDK_QT3_LIB.amd64 := $(patsubst %/libqt-mt$(SUFF_DLL),%,$(firstword $(wildcard \
	$(PATH_SDK_QT3)/lib64/libqt-mt$(SUFF_DLL) \
	$(PATH_SDK_QT3)/lib64/qt3/libqt-mt$(SUFF_DLL) \
	$(PATH_SDK_QT3)/lib64/qt3-3/lib/libqt-mt$(SUFF_DLL) \
	$(PATH_SDK_QT3)/lib/amd64/libqt-mt$(SUFF_DLL) \
	$(PATH_SDK_QT3)/lib/64/libqt-mt$(SUFF_DLL) \
	/usr/lib64/libqt-mt$(SUFF_DLL) \
	/usr/lib64/qt3/libqt-mt$(SUFF_DLL) \
	/usr/lib64/qt3-3/lib/libqt-mt$(SUFF_DLL) \
	/usr/lib/amd64/libqt-mt$(SUFF_DLL) \
	/usr/lib/64/libqt-mt$(SUFF_DLL) \
	/usr/lib/x86_64-linux-gnu/libqt-mt$(SUFF_DLL) \
	/usr/local/lib64/libqt-mt$(SUFF_DLL) \
	/usr/local/lib64/qt3/libqt-mt$(SUFF_DLL) \
	/usr/local/lib64/qt3-3/lib/libqt-mt$(SUFF_DLL) \
	/usr/local/lib/amd64/libqt-mt$(SUFF_DLL) \
	/usr/local/lib/64/libqt-mt$(SUFF_DLL) \
	/usr/local/lib/x86_64-linux-gnu/libqt-mt$(SUFF_DLL) \
	$(PATH_SDK_QT3)/lib/libqt-mt$(SUFF_DLL) \
	$(PATH_SDK_QT3)/lib/qt3/libqt-mt$(SUFF_DLL) \
	$(PATH_SDK_QT3)/lib/qt3-3/lib/libqt-mt$(SUFF_DLL) \
	$(PATH_SDK_QT3)/lib/x86_64-linux-gnu/libqt-mt$(SUFF_DLL) \
	)))
      ifneq ($(PATH_SDK_QT3_LIB.amd64),)
       export PATH_SDK_QT3_LIB.amd64
      endif
     endif

     # Determin the KBUILD_TARGET lib directory.
     ifeq ($(PATH_SDK_QT3_LIB),)
      PATH_SDK_QT3_LIB := $(PATH_SDK_QT3_LIB.$(KBUILD_TARGET_ARCH))
      ifeq ($(PATH_SDK_QT3_LIB),)
       PATH_SDK_QT3_LIB := $(patsubst %/libqt-mt$(SUFF_DLL),%,$(firstword $(wildcard \
	$(PATH_SDK_QT3)/lib/libqt-mt$(SUFF_DLL) \
	$(PATH_SDK_QT3)/lib/qt3/libqt-mt$(SUFF_DLL) \
	$(PATH_SDK_QT3)/lib/qt3-3/lib/libqt-mt$(SUFF_DLL) \
	/usr/lib/libqt-mt$(SUFF_DLL) \
	/usr/lib/qt3/libqt-mt$(SUFF_DLL) \
	/usr/lib/qt3-3/lib/libqt-mt$(SUFF_DLL) \
	/usr/local/lib/libqt-mt$(SUFF_DLL) \
	/usr/local/lib/qt3/libqt-mt$(SUFF_DLL) \
	/usr/local/lib/qt3-3/lib/libqt-mt$(SUFF_DLL) \
	)))
       ifneq ($(PATH_SDK_QT3_LIB),)
        export PATH_SDK_QT3_LIB
       endif
      endif
     endif

    endif
   endif # Unices
  endif
  # Found it?
  ifeq ($(PATH_SDK_QT3),)
   $(warning kBuild: Couldn't find the Qt3 headers and libaries...)
   PATH_SDK_QT3 := $(KBUILD_DEVTOOLS_TRG)/qt/not-found
  endif
 endif
else
 # Resolve any fancy stuff once and for all.
 PATH_SDK_QT3 := $(PATH_SDK_QT3)
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.
PATH_SDK_QT3_LIB ?= $(PATH_SDK_QT3)/lib
PATH_SDK_QT3_INC ?= $(PATH_SDK_QT3)/include

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


#
# The QT3 tool.
#
# This is implemented here rather than in tools/QT3.kmk to enforce the global USES.
# It also makes things easier to develop, with fewer files I mean.
#
TOOL_QT3 = Qt3

# Tool Specific Properties (PATH_TOOL_QT3_BIN and TOOL_QT3_BIN_SUFF)
#       TOOL_QT3_BIN_SUFF - the '-qt3' bit found on debian.
#       PATH_TOOL_QT3_BIN - the directory containing moc, uic, lrelease, lupdate and qm2ts.
ifndef PATH_TOOL_QT3_BIN
 PATH_TOOL_QT3_BIN := $(firstword $(rsort $(wildcard $(KBUILD_DEVTOOLS_BLD)/qt/v3*/bin)))
 ifeq ($(PATH_TOOL_QT3_BIN),)
  if1of ($(KBUILD_HOST), win os2)
   # Sorry, no joy here. Check QTDIR perhaps, but for now users have to set PATH_TOOL_QT3_BIN.
  else
   ifdef TOOL_QT3_BIN_SUFF
    TOOL_QT3_BIN_SUFF := $(TOOL_QT3_BIN_SUFF)
   endif
    PATH_TOOL_QT3_BIN := $(patsubst %/qm2ts$(TOOL_QT3_BIN_SUFF),%,$(firstword $(wildcard \
    	/usr/lib/qt-3.3/bin/qm2ts$(TOOL_QT3_BIN_SUFF) \
    	/usr/lib64/qt-3.3/bin/qm2ts$(TOOL_QT3_BIN_SUFF) \
    	/usr/qt/3/bin/qm2ts$(TOOL_QT3_BIN_SUFF) \
    	$(if $(QTDIR),$(QTDIR)/bin/qm2ts$(TOOL_QT3_BIN_SUFF)) \
    	/usr/bin/qm2ts$(TOOL_QT3_BIN_SUFF) \
    	/usr/local/bin/qm2ts$(TOOL_QT3_BIN_SUFF) \
    	/usr/share/qt3/bin/qm2ts$(TOOL_QT3_BIN_SUFF) \
    	)))
   ifeq ($(PATH_TOOL_QT3_BIN),)
    # If we couldn't find the qt3 specific tool qm2ts, debian and other skip
    # this (thanks a bundle). Try with look for 'moc' with a '-qt3' extension,
    # then for just moc. In the latter case don't search /usr[/local]/bin to
    # void finding the qt4 tools and messing up.
    ifeq ($(TOOL_QT3_BIN_SUFF),)
     PATH_TOOL_QT3_BIN := $(patsubst %/moc-qt3,%,$(firstword $(wildcard \
     	/usr/bin/moc-qt3 \
     	/usr/local/bin/moc-qt3 \
     	/usr/lib/qt-3.3/bin/moc-qt3 \
     	/usr/lib64/qt-3.3/bin/moc-qt3 \
     	/usr/qt/3/bin/moc-qt3 \
     	/usr/share/qt3/bin/moc-qt3 \
     	$(if $(QTDIR),$(QTDIR)/bin/moc-qt3) \
     	)))
    endif
    ifneq ($(PATH_TOOL_QT3_BIN),)
     export TOOL_QT3_BIN_SUFF := -qt3
    else
     PATH_TOOL_QT3_BIN := $(patsubst %/moc$(TOOL_QT3_BIN_SUFF),%,$(firstword $(wildcard \
    	/usr/lib/qt-3.3/bin/moc$(TOOL_QT3_BIN_SUFF) \
    	/usr/lib64/qt-3.3/bin/moc$(TOOL_QT3_BIN_SUFF) \
    	/usr/qt/3/bin/moc$(TOOL_QT3_BIN_SUFF) \
    	/usr/share/qt3/bin/moc$(TOOL_QT3_BIN_SUFF) \
    	$(if $(QTDIR),$(QTDIR)/bin/moc$(TOOL_QT3_BIN_SUFF)) \
    	)))
    endif
   endif
   ifneq ($(PATH_TOOL_QT3_BIN),)
    export PATH_TOOL_QT3_BIN
   endif
  endif
 endif
 # If not found, we'll enter the 'pathless' mode.
else
 # Resolve any fancy stuff once and for all.
 PATH_TOOL_QT3_BIN := $(PATH_TOOL_QT3_BIN)
 TOOL_QT3_BIN_SUFF := $(TOOL_QT3_BIN_SUFF)
endif
ifneq ($(PATH_TOOL_QT3_BIN),)
 ifeq ($(KBUILD_HOST),os2)
  TOOL_QT3_ENV_SETUP ?= $(REDIRECT) -E 'BEGINLIBPATH=$(PATH_TOOL_QT3_BIN);$(libpath BEGINLIBPATH)' --
 endif
 TOOL_QT3_MOC       ?= $(TOOL_QT3_ENV_SETUP) $(PATH_TOOL_QT3_BIN)/moc$(TOOL_QT3_BIN_SUFF)$(HOST_SUFF_EXE)
 TOOL_QT3_UIC       ?= $(TOOL_QT3_ENV_SETUP) $(PATH_TOOL_QT3_BIN)/uic$(TOOL_QT3_BIN_SUFF)$(HOST_SUFF_EXE)
 TOOL_QT3_LRC       ?= $(TOOL_QT3_ENV_SETUP) $(PATH_TOOL_QT3_BIN)/lrelease$(TOOL_QT3_BIN_SUFF)$(HOST_SUFF_EXE)
 TOOL_QT3_LUPDATE   ?= $(TOOL_QT3_ENV_SETUP) $(PATH_TOOL_QT3_BIN)/lupdate$(TOOL_QT3_BIN_SUFF)$(HOST_SUFF_EXE)
else
 # Pathless, relies on the environment.
 TOOL_QT3_MOC       ?= moc$(TOOL_QT3_BIN_SUFF)$(HOST_SUFF_EXE)
 TOOL_QT3_UIC       ?= uic$(TOOL_QT3_BIN_SUFF)$(HOST_SUFF_EXE)
 TOOL_QT3_LRC       ?= lrelease$(TOOL_QT3_BIN_SUFF)$(HOST_SUFF_EXE)
 TOOL_QT3_LUPDATE   ?= lupdate$(TOOL_QT3_BIN_SUFF)$(HOST_SUFF_EXE)
endif

# General Properties used by kBuild and/or units/qt.kmk
TOOL_QT3_MOCFLAGS   ?=
TOOL_QT3_UICFLAGS   ?=
TOOL_QT3_LRCFLAGS   ?=


## 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    $(outbase)  Output basename (full). Use this for list files and such.
#
TOOL_QT3_MOC_CPP_DEPEND =
TOOL_QT3_MOC_CPP_DEPORD =
TOOL_QT3_MOC_CPP_OUTPUT =
TOOL_QT3_MOC_CPP_OUTPUT_MAYBE =
define TOOL_QT3_MOC_CPP_CMDS
	$(QUIET)$(TOOL_QT3_MOC)\
		$(flags)\
		-o $(out)\
		-i \
		$(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    $(outbase)  Output basename (full). Use this for list files and such.
#
TOOL_QT3_MOC_HPP_DEPEND =
TOOL_QT3_MOC_HPP_DEPORD =
TOOL_QT3_MOC_HPP_OUTPUT =
TOOL_QT3_MOC_HPP_OUTPUT_MAYBE =
define TOOL_QT3_MOC_HPP_CMDS
	$(QUIET)$(TOOL_QT3_MOC)\
		$(flags)\
		-o $(out)\
		$(source)
endef

## Compile a Qt user interface file (.ui).
# @param    $(target)   Normalized main target name.
# @param    $(source)   Source filename (relative).
# @param    $(out.cpp)  The C++ source file to be generated.
# @param    $(out.h)    The C++ header file to be generated.
# @param    $(dep)      Dependcy file. This may be (re)created by the compilation.
# @param    $(flags)    Flags.
# @param    $(outbase)  Output basename (full). Use this for list files and such.
#
TOOL_QT3_UIC_UI_DEPEND =
TOOL_QT3_UIC_UI_DEPORD =
TOOL_QT3_UIC_UI_OUTPUT =
TOOL_QT3_UIC_UI_OUTPUT_MAYBE =
define TOOL_QT3_UIC_UI_CMDS
	$(QUIET)$(TOOL_QT3_UIC)\
		$(flags)\
		-o $(out.h)\
		$(source)
	$(QUIET)$(TOOL_QT3_UIC)\
		$(flags)\
		-i $(out.h) \
		-o $(out.cpp)\
		$(source)
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_QT3_LRC_TS_DEPEND =
TOOL_QT3_LRC_TS_DEPORD =
TOOL_QT3_LRC_TS_OUTPUT =
TOOL_QT3_LRC_TS_OUTPUT_MAYBE =
define TOOL_QT3_LRC_TS_CMDS
	$(QUIET)$(TOOL_QT3_LRC)\
		$(flags)\
		$(source)\
		-qm $(out)
endef



#
#
# Back to the Qt3 unit.
#
#


## wrapper for the lrelease (LRC) command dependencies.
ifndef NO_COMPILE_CMDS_DEPS
 _UNIT_QT3_LRC_CMDS_DEP = $$(comp-cmds-ex $$($(target)_$(subst :,_,$(source))_QT3_LRC_CMDS_PREV_),$$(commands $(out)),FORCE)
else
 _UNIT_QT3_LRC_CMDS_DEP =
endif

##
# def_unit_qt3_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_qt3_target_pre_handle_translation_dx

$(out) + $(more_output) +| $(maybe_output): \
		$(deps) \
		$(value _UNIT_QT3_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))_QT3_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_qt3_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_qt3_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_qt3_target_pre_handle_translation_dx))

endef # def_unit_qt3_target_pre_handle_translation



## wrapper for the UIC command dependencies.
ifndef NO_COMPILE_CMDS_DEPS
 _UNIT_QT3_UIC_CMDS_DEP = $$(comp-cmds-ex $$($(target)_$(subst :,_,$(source))_QT3_UIC_CMDS_PREV_),$$(commands $(out.h)),FORCE)
else
 _UNIT_QT3_UIC_CMDS_DEP =
endif

##
# def_unit_qt3_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_qt3_target_pre_handle_ui_dx

$(out.h) + $(out.cpp) +| $(realout.h) $(realout.cpp) $(more_output) $(maybe_output): \
		$(deps) \
		$(value _UNIT_QT3_UIC_CMDS_DEP) \
		| \
		$(orderdeps)
	%$$(call MSG_TOOL,uic,$(target),$(source),$(out.h) $(out.cpp))
	$(QUIET2)$(RM) -f $(out.h) $(out.cpp) $(more_output) $(maybe_output) $(dep)

$(cmds)

	$(QUIET)$(CP) --changed -f $(out.h) $(realout.h)
	$(QUIET)$(CP) --changed -f $(out.cpp) $(realout.cpp)
ifndef NO_COMPILE_CMDS_DEPS
	%$$(QUIET2)$$(APPEND) '$(dep)'
	%$$(QUIET2)$$(APPEND) '$(dep)' 'define $(target)_$(subst :,_,$(source))_QT3_UIC_CMDS_PREV_'
	%$$(QUIET2)$$(APPEND) -c '$(dep)' '$(out.h)'
	%$$(QUIET2)$$(APPEND) '$(dep)' 'endef'
endif

$(target)_2_INTERMEDIATES += $(realout.h)
$(target)_GEN_SOURCES_ += $(realout.cpp)
$(target)_CLEAN += $(out.h) $(out.cpp) $(realout.h) $(realout.cpp) $(more_output) $(maybe_output) $(dep)

endef # def_unit_qt3_target_pre_handle_ui_dx

##
# Source handler for .ui sources.
#
# @remarks $(evalvalctx me).
define def_unit_qt3_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.h     := $(outbase).tmp.h
local out.cpp   := $(outbase).tmp.cpp
local realout.h := $(outbase).h
local realout.cpp:=$(outbase).cpp
local dep       := $(realout.h).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_qt3_target_pre_handle_ui_dx))

endef # def_unit_qt3_src_handler_ui



## wrapper for the MOC command dependencies.
ifndef NO_COMPILE_CMDS_DEPS
 _UNIT_QT3_MOC_HPP_CMDS_DEP = $$(comp-cmds-ex $$($(target)_$(subst :,_,$(source))_QT3_MOC_HPP_CMDS_PREV_),$$(commands $(out)),FORCE)
else
 _UNIT_QT3_MOC_HPP_CMDS_DEP =
endif

##
# def_unit_qt3_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_qt3_target_pre_handle_moc_hdr_dx

$(out) +| $(realout) $(more_output) $(maybe_output): \
		$(deps) \
		$(value _UNIT_QT3_MOC_HPP_CMDS_DEP) \
		| \
		$(orderdeps)
	%$$(call MSG_TOOL,moc,$(target),$(source),$(realout))
	$(QUIET2)$(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))_QT3_MOC_HPP_CMDS_PREV_'
	%$$(QUIET2)$$(APPEND) -c '$(dep)' '$(out)'
	%$$(QUIET2)$$(APPEND) '$(dep)' 'endef'
endif

$(target)_2_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_qt3_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 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)
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_qt3_target_pre_handle_moc_hdr_dx))

endef # def_unit_qt3_target_pre_handle_moc_hdr



## wrapper for the MOC command dependencies.
ifndef NO_COMPILE_CMDS_DEPS
 _UNIT_QT3_MOC_CPP_CMDS_DEP = $$(comp-cmds-ex $$($(target)_$(subst :,_,$(source))_QT3_MOC_CPP_CMDS_PREV_),$$(commands $(out)),FORCE)
else
 _UNIT_QT3_MOC_CPP_CMDS_DEP =
endif

##
# def_unit_qt3_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_qt3_target_pre_handle_moc_src_dx

$(out) +| $(realout) $(more_output) $(maybe_output): \
		$(deps) \
		$(value _UNIT_QT3_MOC_CPP_CMDS_DEP) \
		| \
		$(orderdeps)
	%$$(call MSG_TOOL,moc,$(target),$(source),$(realout))
	$(QUIET2)$(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))_QT3_MOC_CPP_CMDS_PREV_'
	%$$(QUIET2)$$(APPEND) -c '$(dep)' '$(out)'
	%$$(QUIET2)$$(APPEND) '$(dep)' 'endef'
endif

$(target)_2_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_qt3_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 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_qt3_target_pre_handle_moc_src_dx))

endef # def_unit_qt3_target_pre_handle_moc_src


##
# Adds sources containing Q_OBJECT to QT_MOCSRCS.
define def_unit_qt3_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_qt3_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_qt3_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)_LRCTOOL),)
  $(target)_LRCTOOL := $($(target)_QTTOOL)
 endif
endif

# Deal with QT_MODULES and QT_PREFIX.
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))
ifeq ($(bld_trg),win)
 local qt_lib := $(firstword $(wildcard \
	$(PATH_SDK_QT3_LIB)/dynamic/$(qt_prefix)qt-mt3*$(SUFF_LIB) \
	$(PATH_SDK_QT3_LIB)/$(qt_prefix)qt-mt3*$(SUFF_LIB) \
	$(PATH_SDK_QT3_LIB)/dynamic/$(qt_prefix)qt-mt$(SUFF_LIB) \
	$(PATH_SDK_QT3_LIB)/$(qt_prefix)qt-mt$(SUFF_LIB) \
	$(PATH_SDK_QT3_LIB)/dynamic/$(qt_prefix)Qt3*$(SUFF_LIB) \
	$(PATH_SDK_QT3_LIB)/$(qt_prefix)Qt3*$(SUFF_LIB) \
	$(PATH_SDK_QT3_LIB)/dynamic/$(qt_prefix)Qt*$(SUFF_LIB) \
	$(PATH_SDK_QT3_LIB)/$(qt_prefix)Qt*$(SUFF_LIB) \
	) $(PATH_SDK_QT3_LIB)/$(qt_prefix)qt-mt$(SUFF_LIB) )
 $(eval $(target)_LIBS    += $(qt_lib) )
 ifeq ($(tool_do),LINK_PROGRAM)
  local qt_main_lib := $(firstword $(wildcard \
	$(PATH_SDK_QT3_LIB)/$(qt_prefix)qtmain$(SUFF_LIB) \
	$(PATH_SDK_QT3_LIB)/qtmain$(SUFF_LIB) \
	) $(PATH_SDK_QT3_LIB)/$(qt_prefix)qtmain$(SUFF_LIB) )
  $(eval $(target)_LIBS   += $(qt_main_lib) )
 endif
else ifeq ($(bld_trg),os2)
 # This is a real PITA since the dll/lib can be called (almost) anything. :-(
 local qt_lib := $(firstword $(wildcard \
	$(PATH_SDK_QT3_LIB)/$(qt_prefix)*qt3*$(SUFF_LIB) \
	$(PATH_SDK_QT3_LIB)/$(qt_prefix)*qt*$(SUFF_LIB) \
	))
 ifeq ($(qt_lib),)
  local qt_prls := $(basename $(wildcard $(PATH_SDK_QT3_LIB)/$(qt_prefix)*.prl))
  local qt_defs := $(basename $(wildcard $(PATH_SDK_QT3_LIB)/$(qt_prefix)*.def))
  local qt_dlls := $(basename $(wildcard $(PATH_SDK_QT3_LIB)/$(qt_prefix)*.dll))
  local qt_libs := $(basename $(wildcard $(PATH_SDK_QT3_LIB)/$(qt_prefix)*.lib))
  local qt_lib := $(firstword \
  	$(addsuffix .lib,$(filter $(qt_prls), $(filter $(qt_defs), $(filter $(qt_dlls), $(qt_libs))))) \
	$(PATH_SDK_QT3_LIB)/myqt.lib )
 endif
 $(eval $(target)_LIBS    += $(qt_lib) )
else
 local qt_lib := $(PATH_SDK_QT3_LIB)/lib$(qt_prefix)qt-mt$(SUFF_DLL)
 $(eval $(target)_LIBS    += $(qt_lib) )
endif
$(eval $(target)_INCS     += $(PATH_SDK_QT3_INC) )

# On Qt3 we will try pickup the QMAKE_PRL_DEFINES listed in the .prl file (in libs).
local qt_prl := $(firstword $(wildcard \
	$(patsubst %$(SUFF_DLL),%,$(patsubst %$(SUFF_LIB),%,$(qt_lib))).prl \
	$(dir $(qt_lib))/$(qt_prefix)qt-mt.prl \
	$(dir $(qt_lib))/*qt-mt*.prl \
	$(dir $(qt_lib))/*qt*.prl \
	))
ifneq ($(qt_prl),)
 include $(qt_prl)
 $(eval $(target)_DEFS    += $(QMAKE_PRL_DEFINES))
endif

# 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_qt3_target_pre_cpp_source))
endif

# Install source handlers for .ui files.
$(target)_SRC_HANDLERS += \
	 .ui:def_unit_qt3_src_handler_ui \
	 .UI:def_unit_qt3_src_handler_ui

# 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 qtnlsdir := $($(target)_0_OUTDIR)/qtnls
$(eval $(target)_BLDDIRS += $(qtmocdir) $(qtuicdir) $(qtnlsdir) )
$(eval $(target)_INCS    += $(qtmocdir) $(qtuicdir) )

# Calc .ui sources so we can add them to the QT_MOCSRCS and QT_MOCHDRS.
local ui_sources := $(notdir $(basename $(filter %.ui %.UI, \
	$($(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) \
	)))
#$(error ui_sources:=$(ui_sources))

# 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) \
	$(addsuffix .h,$(addprefix $(qtuicdir)/,$(notdir $(basename $(ui_sources))))) \
	, $(evalvalctx def_unit_qt3_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) \
	$(addsuffix .h,$(addprefix $(qtuicdir)/,$(notdir $(basename $(ui_sources))))) \
	, $(evalvalctx def_unit_qt3_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_IMPLICIT += $(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_qt3_target_pre_handle_translation))
endif

endef # def_unit_qt3_target_pre


#
# Rule for debugging.
#
unit-qt3-show-vars:
	@$(ECHO) 'The Qt3 SDK variables:'
	@$(ECHO) '  PATH_SDK_QT3           = "$(PATH_SDK_QT3)"'
	@$(ECHO) '  PATH_SDK_QT3_INC       = "$(PATH_SDK_QT3_INC)"'
	@$(ECHO) '  PATH_SDK_QT3_LIB       = "$(PATH_SDK_QT3_LIB)"'
	@$(ECHO) '  PATH_SDK_QT3_LIB.amd64 = "$(PATH_SDK_QT3_LIB.amd64)"'
	@$(ECHO) '  PATH_SDK_QT3_LIB.x86   = "$(PATH_SDK_QT3_LIB.x86)"'
	@$(ECHO) 'The Qt3 TOOL variables:'
	@$(ECHO) '  PATH_TOOL_QT3_BIN      = "$(PATH_TOOL_QT3_BIN)"'
	@$(ECHO) '  TOOL_QT3_BIN_SUFF      = "$(TOOL_QT3_BIN_SUFF)"'
	@$(ECHO) '  TOOL_QT3_MOC           = "$(TOOL_QT3_MOC)"'
	@$(ECHO) '  TOOL_QT3_UIC           = "$(TOOL_QT3_UIC)"'
	@$(ECHO) '  TOOL_QT3_LRC           = "$(TOOL_QT3_LRC)"'
	@$(ECHO) '  TOOL_QT3_LUPDATE       = "$(TOOL_QT3_LUPDATE)"'