# -----------------------------------------------------------------------
# Makefile for curses user interface programs on eisfair
#
# Creation     : 13.03.2004
# Last Modified: $Id$
#
# 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.
# ----------------------------------------------------------------------

# ----------------------------------------------------------------------
# Tool settings
# ----------------------------------------------------------------------

# Tools
SHELL           = @SHELL@
CC              = @CC@
FLEX            = @LEX@
SED             = @SED@

# compile options
CFLAGS          = -Wall -Wextra -Wstrict-prototypes
CFLAGS         += -Wno-unused-function
CFLAGS         += -Wno-sign-compare
CFLAGS         += -D_XOPEN_SOURCE_EXTENDED 
CFLAGS         += -D_GNU_SOURCE
CFLAGS         += @DEFS@
CFLAGS         += -fPIC
DBGFLAGS        = -g

# linker
LDFLAGS         = @CURSES_LIB@  -ldl

# definitions
TARGET          = @PACKAGE_NAME@
VERSION         = @PACKAGE_VERSION@
MAJOR_VER       = $(firstword $(subst ., ,@PACKAGE_VERSION@))
prefix          = @prefix@
exec_prefix     = @exec_prefix@
INSTALLLIBDIR   = @libdir@/cui-addons
INSTALLINCDIR   = @includedir@
DBG_DIR         = Debug
REL_DIR         = Release
BASE_DIR        = .

# ----------------------------------------------------------------------
# Objetcs to build
# ----------------------------------------------------------------------

# files for libcui
CUI_SOURCES     = libmain.c
CUI_SOURCES    += chartools.c
CUI_SOURCES    += eisman.c
CUI_SOURCES    += eisman_api.c

# targets
DBG_CUI_OBJECTS    := $(addprefix $(DBG_DIR)/,$(subst /,!,$(CUI_SOURCES:.c=.o)))
REL_CUI_OBJECTS    := $(addprefix $(REL_DIR)/,$(subst /,!,$(CUI_SOURCES:.c=.o)))


# ----------------------------------------------------------------------
# Rules
# ----------------------------------------------------------------------

# compile targets
all:  release

release: $(REL_DIR)/$(TARGET).so.$(VERSION)
release: $(REL_DIR)/$(TARGET).a

debug: $(DBG_DIR)/$(TARGET).so.$(VERSION)
debug: $(DBG_DIR)/$(TARGET).a

$(REL_DIR)/$(TARGET).so.$(VERSION): $(REL_CUI_OBJECTS)
	@echo "linking $@ ..."
	@$(CC) -shared -Wl,-soname,$(TARGET).so.$(MAJOR_VER) -o $@ $^ $(LDFLAGS)

$(DBG_DIR)/$(TARGET).so.$(VERSION): $(DBG_CUI_OBJECTS)
	@echo "linking $@ ..."
	@$(CC) -shared -Wl,-soname,$(TARGET).so.$(MAJOR_VER) -o $@ $^ $(LDFLAGS)

$(REL_DIR)/$(TARGET).a: $(REL_CUI_OBJECTS)
	@echo "linking $@ ..."
	@rm -f $@
	@ar rsc $@ $^

$(DBG_DIR)/$(TARGET).a: $(DBG_CUI_OBJECTS)
	@echo "linking $@ ..."
	@rm -f $@
	@ar rsc $@ $^
                
# include dependencies
-include $(REL_CUI_OBJECTS:.o=.d)
-include $(DBG_CUI_OBJECTS:.o=.d)

# pattern build rule for release target
.SECONDEXPANSION:
$(REL_DIR)/%.o: $(BASE_DIR)/$$(subst !,/,%).c
	@echo "building $*.c ..."
	@mkdir -p  $(REL_DIR)
	@$(CC) -c  $(CFLAGS) $< -o $@
	@$(CC) -MM $(CFLAGS) $< > $(subst .o,.d,$@)
	@mv -f $(subst .o,.d,$@) $(subst .o,.d,$@).tmp
	@$(SED) -e 's|.*:|$@:|' < $(subst .o,.d,$@).tmp > $(subst .o,.d,$@)
	@cp -f $(subst .o,.d,$@) $(subst .o,.d,$@).tmp
	@$(SED) -e 's/.*://' -e 's/\\$$//' < $(subst .o,.d,$@).tmp | fmt -1 | $(SED) -e 's/^ *//' -e 's/$$/:/' >> $(subst .o,.d,$@)
	@rm -f $(subst .o,.d,$@).tmp

# pattern build rule for debug target
.SECONDEXPANSION:
$(DBG_DIR)/%.o: $(BASE_DIR)/$$(subst !,/,%).c
	@echo "building $*.c ..."
	@mkdir -p  $(DBG_DIR)
	@$(CC) -c  $(CFLAGS) $(DBGFLAGS) $< -o $@
	@$(CC) -MM $(CFLAGS) $(DBGFLAGS) $< > $(subst .o,.d,$@)
	@mv -f $(subst .o,.d,$@) $(subst .o,.d,$@).tmp
	@$(SED) -e 's|.*:|$@:|' < $(subst .o,.d,$@).tmp > $(subst .o,.d,$@)
	@cp -f $(subst .o,.d,$@) $(subst .o,.d,$@).tmp
	@$(SED) -e 's/.*://' -e 's/\\$$//' < $(subst .o,.d,$@).tmp | fmt -1 | $(SED) -e 's/^ *//' -e 's/$$/:/' >> $(subst .o,.d,$@)
	@rm -f $(subst .o,.d,$@).tmp

# pattern build rule l->c
%.c: $(BASE_DIR)/%.l
	@echo "generating $*.c from $*.l ..."
	@$(FLEX) -P$* -o$*.c $*.l

# install
install: release
	@echo "installing $(TARGET)..."
	@mkdir -p $(DESTDIR)/$(INSTALLLIBDIR)
	@install -m0644 $(REL_DIR)/$(TARGET).so.$(VERSION) $(DESTDIR)/$(INSTALLLIBDIR)
	@strip $(DESTDIR)/$(INSTALLLIBDIR)/$(TARGET).so.$(VERSION)
	@-rm -f $(DESTDIR)/$(INSTALLLIBDIR)/$(TARGET).so
	@-rm -f $(DESTDIR)/$(INSTALLLIBDIR)/$(TARGET).so.$(MAJOR_VER)	
	@cd $(DESTDIR)/$(INSTALLLIBDIR) && ln -s $(TARGET).so.$(VERSION) $(TARGET).so
	@cd $(DESTDIR)/$(INSTALLLIBDIR) && ln -s $(TARGET).so.$(VERSION) $(TARGET).so.$(MAJOR_VER)
	@install cuieismanlib $(DESTDIR)/var/install/include

# uninstall	
uninstall:
	@echo "uninstalling $(TARGET)..."
	@rm -f $(DESTDIR)/$(INSTALLLIBDIR)/$(TARGET).so.$(VERSION)
	@rm -f $(DESTDIR)/$(INSTALLLIBDIR)/$(TARGET).so
	@rm -f $(DESTDIR)/$(INSTALLLIBDIR)/$(TARGET).a
	@rm -f $(DESTDIR)/var/install/include/cuilib
	@ldconfig -n $(DESTDIR)/$(INSTALLLIBDIR)

# clean build directory
clean :
	@echo "cleaning up build directories ..."
	@rm -rf $(REL_DIR)
	@rm -rf $(DBG_DIR)

.PHONY: all release debug install uninstall clean