# This file is part of "scramble", a filter plugin for Adobe Photoshop
# Copyright (C) 2006 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 = Scramble

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

PSAPI = ../PhotoshopAPI

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 process.c ui.c str.c dprintf.c sprintf_tiny.c
SRC_OSX = dbg_mac.c ui_mac.c ui_compat_mac.c
SRC_W32 = dbg_win.c ui_win.c ui_compat_win.c compat_string.c 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))


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

# parts of Mac OS X plugin bundle to build
# Adobe's plugs use .plugin extension
BUNDLE = $(EXEC)_cs2.plugin
PLUGIN_OSX  = $(BUNDLE)/Contents/MacOS/$(EXEC)
PLUGIN_RSRC = $(BUNDLE)/Contents/Resources/$(EXEC).rsrc

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

# Win32 plugin DLL to build
PLUGIN_W32 = $(EXEC).8bf
DISTARCHIVE = dist/$(EXEC)-win.zip

$(PLUGIN_W32) : CPPFLAGS += -DWIN_ENV


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

# build everything
all : dll osx

dll : $(PLUGIN_W32)

osx : $(BUNDLE) $(PLUGIN_OSX) $(PLUGIN_RSRC) $(BUNDLE)/Contents/Info.plist

$(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 version.h
	V=`sed -n -E 's/^.*VERSION_STR[[:blank:]]+\"([^"]*)\"/\1/p' version.h` ;\
		cat $< | sed -e s/VERSION_STR/$$V/ -e s/EXEC/$(EXEC)/ > $@

clean :
	rm -fr *.[ox] obj/* obj_w32/* $(PLUGIN_W32) $(BUNDLE)

dist : $(DISTARCHIVE)

$(DISTARCHIVE) : $(PLUGIN_W32) dist/COPYING
	zip -j -9 -r $@ $^
	ls -l $@

dist/gpl.html : 
	curl http://www.gnu.org/licenses/gpl.html | \
		sed 's%</HEAD>%<BASE HREF="http://www.gnu.org/"> </HEAD>%' > $@


# ---------- 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 ui_win.rc ui.h version.h
	$(WINDRES) -o $@ -i $< $(CPPFLAGS)

obj_w32/ui_win.o : version.h

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


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

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

# link Win32 DLL
$(PLUGIN_W32) : exports.def $(OBJ_W32) obj_w32/res.o
	$(DLLWRAP) -o $@ -def $^ -mwindows -s
	ls -l $@


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