# Copyright (c) 2009-2010 Nokia Corporation and/or its subsidiary(-ies).

# All rights reserved.

# This component and the accompanying materials are made available

# under the terms of the License "Eclipse Public License v1.0"

# which accompanies this distribution, and is available

# at the URL "http://www.eclipse.org/legal/epl-v10.html".

# 

# Initial Contributors:

# Nokia Corporation - initial contribution.

#

# Contributors:

#

# Description:

# Run Trace Compiler on source files to generate trace headers and decode files

# Expected inputs:

# TARGETEXT

# Set macro for TRACES keyword

ifneq ($(TRACES),)

CDEFS:=$(CDEFS) OST_TRACE_COMPILER_IN_USE

$(if $(FLMDEBUG),$(info <debug>CDEFS=$(CDEFS)</debug>))

endif

# Set project name as <mmp_name>

TRACE_PRJNAME:=$(basename $(notdir $(PROJECT_META)))

OLDTC_TRACE_PRJNAME:=$(TRACE_PRJNAME)

TRACE_RELEASABLE_ID:=$(TARGET)_$(TARGETEXT)

define get_trace_path

$(firstword $(filter %$1, $(USERINCLUDE) $(SYSTEMINCLUDE)))

endef

$(if $(FLMDEBUG),$(info <debug>INCLUDES=$(USERINCLUDE) $(SYSTEMINCLUDE)</debug>))

$(if $(FLMDEBUG),$(info <debug>TARGET=$(TARGET) TARGETEXT=$(TARGETEXT)</debug>))

# Find out TRACE_PATH by looking for the trace folder in SYSTEMINCLUDE and USERINCLUDES

# traces/<target_name>_<target_extension>

TRACE_PATH:=$(call get_trace_path,/traces/$(TRACE_RELEASABLE_ID))

ifneq ($(TRACE_PATH),)

  TRACE_PRJNAME:=$(TRACE_RELEASABLE_ID)

else # obsolete forms for compatibility

  # traces_<target_name>_<target_ext>

  TRACE_PATH:=$(call get_trace_path,/traces_$(TARGET)_$(TARGETEXT))

  ifneq ($(TRACE_PATH),)

    # set project name as <target_name>_<target_ext> instead of <mmp_name>

    # to trick old TCom into finding the path.

    OLDTC_TRACE_PRJNAME:=$(TARGET)_$(TARGETEXT)

  else

    # traces_<target_name>_<target_type>

    TRACE_PATH:=$(call get_trace_path,/traces_$(TARGET)_$(TARGETTYPE))

    ifneq ($(TRACE_PATH),)

      # set project name as <target_name>_<target_type> instead of <mmp_name>

      # to trick old TCom into finding the path.

      OLDTC_TRACE_PRJNAME:=$(TARGET)_$(TARGETTYPE)

    else

      # traces_<mmp_name>

      TRACE_PATH:=$(call get_trace_path,/traces_$(TRACE_PRJNAME))

      # traces

      ifeq ($(TRACE_PATH),)

       TRACE_PATH:=$(call get_trace_path,/traces)

      endif

    endif

  endif

endif

# initialise (so what output will be correct if we don't actually run the TC)

TRACE_DICTIONARY:=

AUTOGEN_HEADER:=

$(if $(FLMDEBUG),$(info <debug>TRACE_PATH='$(TRACE_PATH)' TRACE_RELEASABLE_ID='$(TRACE_RELEASABLE_ID)'</debug>))

# Run trace compiler only if TRACE_PATH exists

ifneq ($(TRACE_PATH),)

TRACE_MARKER:=$(TRACE_MARKER_PATH)/tracecompile_$(TRACE_RELEASABLE_ID)_$(UID_TC).done

TRACE_THISCOMPONENT_ALLRULE:=$(call sanitise,$(COMPONENT_META))_alltracedone

TRACE_HEADERS:=

TRACE_SOURCE_LIST:=$(TRACE_MARKER_PATH)/tracecompile_$(TRACE_RELEASABLE_ID)_$(UID_TC).sourcelist

$(if $(FLMDEBUG),$(info <debug>TRACE_SOURCE_LIST=$(TRACE_SOURCE_LIST)</debug>))

TRACE_VARIANT_SOURCE_LIST:=$(OUTPUTPATH)/$(VARIANTPLATFORM)/$(VARIANTTYPE)/tracecompile_$(TRACE_RELEASABLE_ID)_$(UID_TC).sourcelist

$(if $(FLMDEBUG),$(info <debug>TRACE_VARIANT_SOURCE_LIST=$(TRACE_VARIANT_SOURCE_LIST)</debug>))

# The sourcelist_grouped_write macro allows us to construct a source list file, 10 objects at a time

# to avoid limits on argument lengths and sizes on Windows.

# $1 = list of source files

# $2 = ">" or ">>" i.e. for creating the file.

define sourcelist_grouped_write

	$(call startrule,sourcelist_write) \

	$(if $1,echo -en '$(subst $(CHAR_SPACE),\n,$(strip $(wordlist 1,10,$1)))\n' $2 $$@,true) \

	$(call endrule,sourcelist_write) 

	$(if $1,$(call sourcelist_grouped_write,$(wordlist 11,$(words $1),$1),>>),)

endef

# Write the list of sources for this variant to a file

# Make the combined sourcelist for this target depend on it

# It's all to do with how make treats this file when it 

# does exist. We are forcing it evaluate the target rule here 

# even if the file is in place by making it PHONY. In other 

# words, this is forcing the variant source list to always 

# be written but later on we might not write to the combined 

# source list if it isn't going to change.

define sourcelist_write

$(TRACE_SOURCE_LIST): $(TRACE_VARIANT_SOURCE_LIST)

.PHONY:: $(TRACE_VARIANT_SOURCE_LIST)

$(TRACE_VARIANT_SOURCE_LIST): $(SOURCE) 

	$(call sourcelist_grouped_write,$(SOURCE),>)

endef

$(eval $(sourcelist_write))

$(eval $(call GenerateStandardCleanTarget,$(TRACE_VARIANT_SOURCE_LIST),,))

$(if $(FLMDEBUG),$(info <debug>Trace Compiler SOURCES: $(SOURCE)</debug>))

.PHONY:: $(TRACE_THISCOMPONENT_ALLRULE)

$(TRACE_THISCOMPONENT_ALLRULE):: $(TRACE_MARKER)

$(TRACE_MARKER) : $(SOURCE)

TRACE_HEADERS:=$(foreach SRC,$(SOURCE),$(TRACE_PATH)/$(basename $(notdir $(SRC)))Traces.h)

$(TRACE_HEADERS): $(TRACE_MARKER)

TRACE_GUARD:=GUARD_$(call sanitise,$(TRACE_MARKER))

$(if $(FLMDEBUG),$(info <debug>TRACE GUARD for '$(TRACE_RELEASABLE_ID)' is:  $(TRACE_GUARD)=$($(TRACE_GUARD))</debug>))

ifeq ($($(TRACE_GUARD)),)

$(TRACE_GUARD):=1

$(if $(FLMDEBUG),$(info <debug>PAST GUARD (unique trace) for '$(TRACE_RELEASABLE_ID)'</debug>))

# The trace compiler likes to change . into _ so we must do the same in the case of mmps with a name like

# fred.prd.mmp we want fred_prd

TRACE_PRJNAME_SANITISED:=$(subst .,_,$(TRACE_PRJNAME))

OLDTC_TRACE_PRJNAME_SANITISED:=$(subst .,_,$(OLDTC_TRACE_PRJNAME))

JAVA_COMMAND:=$(SBS_JAVATC)

TRACE_COMPILER_PATH:=$(EPOCROOT)/epoc32/tools

# declare the trace_compile macro but only do it once in the build

ifeq ($(trace_compile),)

# Find out which macro to declare - the one supporting the new CLI 

# or the old one.  First try to find TraceCompilerMain.class 

# If it is there then it might be the new posix-like interface

TRACE_VER:=

TRACE_VSTR:=

TCClass:=$(wildcard  $(TRACE_COMPILER_PATH)/tracecompiler/com/nokia/tracecompiler/TraceCompilerMain.class)

ifneq ($(TCClass),) 

# Get the version string from the TC (assume it's the new one)

TRACE_COMPILER_START:=-classpath $(TRACE_COMPILER_PATH)/tracecompiler com.nokia.tracecompiler.TraceCompilerMain

TRACE_VSTR:=$(firstword $(subst TraceCompiler version ,,$(shell $(JAVA_COMMAND) $(TRACE_COMPILER_START) --version)))

# check if it looks like a version that supports the new cli interface: supporting up to verion 9 in the future.

TRACE_VER:=$(findstring new,$(foreach version,2 3 4 5 6 7 8 9,$(patsubst $(version).%,new,$(TRACE_VSTR))))

endif

$(if $(FLMDEBUG),$(info <debug>TRACE_VSTR=$(TRACE_VSTR) TRACE_VER=$(TRACE_VER)</debug>))

# 0. Generate a combined sourcelist from all variants. 

# 0.1 Write the combined list to a temporary file

# 0.2 Check if there are new files since the last build

#      md5 stored in the trace marker.

# 0.3 Rewrite the combined sourcelist if new sourcefiles have appeared

#      since the last build

# 1. Use pipe to send inputs to trace compiler to process

# 2. Create a hash regarding to source names and put it in marker.

# 3. Show source names that are processed by trace compiler

ifeq ($(TRACE_VER),new)

define trace_compile

$(TRACE_SOURCE_LIST):

	$(call startrule,sourcelist_combine) \

	$(GNUCAT) $(TRACE_SOURCE_LIST) $$^ 2>/dev/null | $(GNUSORT) -u > $$@.new && \

	$(GNUMD5SUM) -c $(TRACE_MARKER) 2>/dev/null ||  \

	  $(GNUCP) $$@.new $$@ \

	$(call endrule,sourcelist_combine)

$(TRACE_MARKER) : $(PROJECT_META) $(TRACE_SOURCE_LIST)

	$(call startrule,tracecompile) \

	( $(GNUCAT) $(TRACE_SOURCE_LIST); \

	  echo -en "*ENDOFSOURCEFILES*\n" ) | \

	$(JAVA_COMMAND) $(TRACE_COMPILER_START) $(if $(FLMDEBUG),-d,) --uid=$(UID_TC) --project=$(TRACE_PRJNAME) --mmp=$(PROJECT_META) --traces=$(TRACE_PATH) &&  \

	$(GNUMD5SUM) $(TRACE_SOURCE_LIST).new > $$@ 2>/dev/null && \

	{ $(GNUTOUCH) $(TRACE_DICTIONARY) $(AUTOGEN_HEADER); \

	 $(GNUCAT) $(TRACE_SOURCE_LIST) ; true ; } \

	$(call endrule,tracecompile)

endef

else # Old inteface

TRACE_COMPILER_START:=-classpath $(TRACE_COMPILER_PATH)/tracecompiler com.nokia.tracecompiler.TraceCompiler

define trace_compile

$(TRACE_SOURCE_LIST):

	$(call startrule,sourcelist_combine) \

	$(GNUCAT) $(TRACE_SOURCE_LIST) $$^ 2>/dev/null | $(GNUSORT) -u > $$@.new && \

	$(GNUMD5SUM) -c $(TRACE_MARKER) 2>/dev/null ||  \

	  $(GNUCP) $$@.new $$@ \

	$(call endrule,sourcelist_combine)

$(TRACE_MARKER) : $(PROJECT_META) $(TRACE_SOURCE_LIST)

	$(call startrule,tracecompile) \

	( echo -en "$(OLDTC_TRACE_PRJNAME)\n$(PROJECT_META)\n"; \

	  $(GNUCAT) $(TRACE_SOURCE_LIST); \

	  echo -en "*ENDOFSOURCEFILES*\n" ) | \

	$(JAVA_COMMAND) $(TRACE_COMPILER_START) $(UID_TC) &&  \

	$(GNUMD5SUM) $(TRACE_SOURCE_LIST).new > $$@ 2>/dev/null && \

	{ $(GNUTOUCH) $(TRACE_DICTIONARY) $(AUTOGEN_HEADER); \

	 $(GNUCAT) $(TRACE_SOURCE_LIST) ; true ; } \

	$(call endrule,tracecompile)

endef

# End - new/old trace compiler

endif

# End - tracecompile is defined

endif

ifeq ($(TRACE_VER),new)

TRACE_DICTIONARY:=$(EPOCROOT)/epoc32/ost_dictionaries/$(TRACE_PRJNAME_SANITISED)_0x$(UID_TC)_Dictionary.xml

AUTOGEN_HEADER:=$(EPOCROOT)/epoc32/include/platform/symbiantraces/autogen/$(TRACE_PRJNAME_SANITISED)_0x$(UID_TC)_TraceDefinitions.h

else

TRACE_DICTIONARY:=$(EPOCROOT)/epoc32/ost_dictionaries/$(OLDTC_TRACE_PRJNAME_SANITISED)_0x$(UID_TC)_Dictionary.xml

AUTOGEN_HEADER:=$(EPOCROOT)/epoc32/include/internal/symbiantraces/autogen/$(OLDTC_TRACE_PRJNAME_SANITISED)_0x$(UID_TC)_TraceDefinitions.h

endif

$(eval $(trace_compile))

$(eval $(call GenerateStandardCleanTarget, $(TRACE_PATH)/tracebuilder.cache $(TRACE_MARKER) $(TRACE_SOURCE_LIST),,))

$(call makepath,$(TRACE_PATH) $(dir $(TRACE_DICTIONARY) $(AUTOGEN_HEADER)))

# End  - guard that prevents repeated calls to TCom

endif

$(eval $(call GenerateStandardCleanTarget,$(TRACE_HEADERS),,))

# End - Nothing to trace (not trace path in include)

else

# Indicate to following parts of the FLM that we actually won't run

# trace compiler so they can set dependencies accordingly.

USE_TRACE_COMPILER:=

endif