# This file is part of DITABIS, a File Format plugin for Adobe Photoshop
# Copyright (C) 2003-7 Toby Thain, toby@telegraphics.com.au

# This program 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.

# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

# GNU Makefile
# builds Win32 DLL and CS2/Mac Mach-O plugin bundle

# by Toby Thain <toby@telegraphics.com.au>


# ---------- variables & flags ----------

EXEC = DITABIS

VERSION = $(shell perl -n -e 'm/^.*VERSION_STR[[:blank:]]+\"([^"]*)\"/ && print $$1;' version.h)

MINGW_CC = i386-mingw32msvc-gcc
DLLWRAP  = i386-mingw32msvc-dllwrap
WINDRES  = i386-mingw32msvc-windres

PSAPI = "../Adobe Photoshop CS3 Public Beta SDK/photoshopapi"
# in CS3(CS2?), PiPL FormatFlags added a 'fmtCannotCreateThumbnail' bit
# older SDKs don't have this, so comment out this define if using them
REZFLAGS = -d CS3SDK

CFLAGS += -O2 -W -Wall -Wno-main -Wno-unused-parameter
CPPFLAGS += -I$(PSAPI)/Pica_sp -I$(PSAPI)/Photoshop -I$(PSAPI)/General \
	-I../common/adobeplugin -I../common/tt


# ---------- source & object files ----------

# where to find .c source files
vpath %.c ../common/tt ../common/adobeplugin

# list of source files
SRC_COMMON = main.c read.c metadata.c str.c bufio.c
SRC_OSX = ui_mac.c ui_compat_mac.c dbg_mac.c
SRC_W32 = ui_win.c ui_compat_win.c dbg_win.c file_compat_win.c dllmain.c

# derive lists of object files, separate for each platform
OBJ_OSX := $(patsubst %.c, obj/%.o,     $(SRC_COMMON) $(SRC_OSX))
OBJ_W32 := $(patsubst %.c, obj_w32/%.o, $(SRC_COMMON) $(SRC_W32)) obj_w32/res.o


# ---------- executables ----------

# parts of Mac OS X plugin bundle to build
# Adobe's plugs use .plugin extension
BUNDLE = $(EXEC).plugin
PLUGIN_OSX  = $(BUNDLE)/Contents/MacOS/$(EXEC)
PLUGIN_RSRC = $(BUNDLE)/Contents/Resources/$(EXEC).rsrc
PLUGIN_PARTS = $(PLUGIN_OSX) $(PLUGIN_RSRC) $(BUNDLE)/Contents/Info.plist $(BUNDLE)/Contents/PkgInfo
DISTDMG = dist/$(EXEC)-$(VERSION).dmg

$(PLUGIN_OSX) : CPPFLAGS += -DMAC_ENV -Dmacintosh \
							-I/Developer/Headers/FlatCarbon

# Win32 plugin DLL to build
PLUGIN_W32 = $(EXEC).8bi

$(PLUGIN_W32) : CPPFLAGS += -DWIN_ENV


# ---------- targets ----------

# build everything
all : dll osx

dll : $(PLUGIN_W32)

osx fat : $(PLUGIN_PARTS)

# See: http://developer.apple.com/documentation/Porting/Conceptual/PortingUnix/compiling/chapter_4_section_3.html#//apple_ref/doc/uid/TP40002850-BAJCFEBA
fat : CFLAGS += -isysroot /Developer/SDKs/MacOSX10.4u.sdk -arch ppc -arch i386
fat : LDFLAGS += -Wl,-syslibroot,/Developer/SDKs/MacOSX10.4u.sdk -arch ppc -arch i386
fat : REZFLAGS += -arch ppc -arch i386

$(BUNDLE) :
	mkdir -p $@
	/Developer/Tools/SetFile -a B $(BUNDLE)

# insert correct executable name and version string in bundle's Info.plist
$(BUNDLE)/Contents/Info.plist : Info.plist $(BUNDLE) version.h
	mkdir -p $(dir $@)
	sed -e s/VERSION_STR/$(VERSION)/ -e s/EXEC/$(EXEC)/ $< > $@

$(BUNDLE)/Contents/PkgInfo : $(BUNDLE)
	mkdir -p $(dir $@)
	echo -n 8BIF8BIM > $@

clean :
	rm -fr $(OBJ_OSX) $(OBJ_W32) $(PLUGIN_W32) $(BUNDLE) $(DISTDMG)


dmg : $(DISTDMG)

# create an Apple disk image (dmg) archive of the distribution kit
$(DISTDMG) : $(PLUGIN_PARTS) dist/README.txt dist/COPYING.txt
	@ DIR=`mktemp -d $(EXEC)-XXXX`; \
	cp -Rp dist/README.txt dist/COPYING.txt $(BUNDLE) $$DIR; \
	hdiutil create -srcfolder $$DIR -ov -volname "$(EXEC) $(VERSION)" $@; \
	rm -fr $$DIR
	@ ls -l $@


# ---------- compile rules ----------

obj/%.o : %.c
	$(CC) -o $@ -c $< $(CFLAGS) $(CPPFLAGS)
obj_w32/%.o : %.c
	$(MINGW_CC) -o $@ -c $< $(CFLAGS) $(CPPFLAGS)

# note dependencies on version.h:

obj_w32/res.o : PiPL.rc version.h
	$(WINDRES) -i $< -o $@ $(CPPFLAGS)

obj_w32/ui_win.o : version.h
obj_w32/metadata.o : version.h
obj/metadata.o : version.h

# compile Mac resources (into data fork of .rsrc file)
$(PLUGIN_RSRC) : $(BUNDLE) PiPL_common.R PiPL_macho.r ui_mac.r version.h ui.h
	mkdir -p $(dir $@)
	/Developer/Tools/Rez -o $@ -useDF $(filter %.r,$^) \
		$(REZFLAGS) \
		-i /Developer/Headers/FlatCarbon \
		-i $(PSAPI)/Resources \
		-i $(PSAPI)/Photoshop
	@ ls -l $@


# ---------- link rules ----------

# link OS X Mach-O executable
$(PLUGIN_OSX) : $(BUNDLE) exports.exp $(OBJ_OSX)
	mkdir -p $(dir $@)
	$(CC) -bundle -o $@ $(OBJ_OSX) $(LDFLAGS) \
		-exported_symbols_list exports.exp \
		-framework Carbon -framework System
	@ ls -l $@
	@ file $@

# link Win32 DLL
$(PLUGIN_W32) : exports.def $(OBJ_W32)
	$(DLLWRAP) -o $@ -def $^ -mwindows -s
	@ ls -l $@


# --------------------