#     _      _ _
#    /_\  __| (_)_ __  ___
#   / _ \/ _` | | '  \/ -_)
#  /_/ \_\__,_|_|_|_|_\___|
#
#  makefile.uni:
#  Makefile for the Adime library with Unix. Should not be used directly!
#
#  By Peter Wang
#
#  See readme.txt for more information about Adime.
#
#  See makefile.all for a list of the available targets.



# -------- Define some variables that the primary makefile may use. --------

PLATFORM = UNIX

EXE_SUFFIX =
OBJ_SUFFIX = .o
LIB_SUFFIX = .a
HTML_SUFFIX = .html
INFO_SUFFIX = .info
TEXI_SUFFIX = .texi

_TX_HTML_FLAG = -html
_TX_TEXI_FLAG = -texi

ifndef OBJ_ROOT_DIR
OBJ_ROOT_DIR = obj
endif
OBJ_PLATFORM_ROOT_DIR = $(OBJ_ROOT_DIR)/unix

ifndef LIB_ROOT_DIR
LIB_ROOT_DIR = lib
endif
LIB_DIR = $(LIB_ROOT_DIR)/unix

HAVE_TEXINFO = 1
HAVE_MAN = 1

ifdef STATICLINK

# link as a static library
OBJ_DIR = $(OBJ_PLATFORM_ROOT_DIR)/$(PACKAGE5)_s
IMPLIB_BASENAME = lib$(PACKAGE5)_s.a
IMPLIB_NAME = $(LIB_DIR)/$(IMPLIB_BASENAME)
LIB_NAME = $(IMPLIB_NAME)

else

# link as a shared object
OBJ_DIR = $(OBJ_PLATFORM_ROOT_DIR)/$(PACKAGE5)
IMPLIB_BASENAME = lib$(PACKAGE5).so
IMPLIB_NAME = $(LIB_DIR)/$(IMPLIB_BASENAME)
LIB_NAME = $(IMPLIB_NAME)

endif



# -------- Default system paths. ------------

ifndef SYSTEM_DIR
SYSTEM_DIR = /usr/local
endif
SYSTEM_INCLUDE_DIR = $(SYSTEM_DIR)/include
SYSTEM_LIB_DIR = $(SYSTEM_DIR)/lib
SYSTEM_MAN_DIR = $(SYSTEM_DIR)/man
SYSTEM_INFO_DIR = $(SYSTEM_DIR)/info
INSTALL_INFO = /sbin/install-info



# -------- Find Allegro and makedoc. --------

ifndef NEED_ALLEGRO
  ifdef NEED_MAKEDOC
    ifeq ($(wildcard $(MAKEDOC_SOURCE)),)
      NEED_ALLEGRO = 1
    endif
  endif
endif

ifdef NEED_ALLEGRO
  ifndef ALLEGRO
    define BADALLEGRO

      ERROR:
      Could not find Allegro!
      Is your ALLEGRO environment variable set correctly? It should
      point to the place where Allegro lives, e.g. /home/me/allegro. Run
        make ALLEGRO=/home/me/allegro
      (or whatever the location of Allegro is).
      See also readme.txt

    endef
    $(error $(BADALLEGRO))
  endif
  ALLEGRODIR_U = $(subst \,/,$(ALLEGRO))
endif # ifdef NEED_ALLEGRO


ifdef NEED_MAKEDOC
include misc/makefile.doc
endif



# -------- Decide what compiler options and libraries to use. --------

ifdef WARNMODE
WFLAGS = -Wall -W -Werror
# -Wno-unused
else
WFLAGS = -Wall -Wno-unused
endif

ifdef STATICLINK_ALLEGRO
ALLEGRO_CONFIG_FLAGS = --static
else
ALLEGRO_CONFIG_FLAGS = --shared
endif

ifdef DEBUGMODE
# debugging build
CFLAGS = -DDEBUGMODE=$(DEBUGMODE) $(WFLAGS) -g
SFLAGS = -DDEBUGMODE=$(DEBUGMODE) $(WFLAGS)
LFLAGS += -g
LIB_FLAGS = `allegro-config --libs debug $(ALLEGRO_CONFIG_FLAGS)`
else
ifdef PROFILEMODE
# profiling build
CFLAGS = $(WFLAGS) -pg
SFLAGS = $(WFLAGS)
LFLAGS += -pg
LIB_FLAGS = `allegro-config --libs profile $(ALLEGRO_CONFIG_FLAGS)`
else
# optimised build
OPT = -O2 -ffast-math -fomit-frame-pointer -fno-strength-reduce
CFLAGS = %%CFLAGS%% $(WFLAGS) -fPIC $(OPT) `allegro-config --cflags`
SFLAGS = $(WFLAGS)
ifndef SYMBOLMODE
LFLAGS += -s
LIB_FLAGS = `allegro-config --libs release $(ALLEGRO_CONFIG_FLAGS)`
endif
endif
endif

ifndef ADIME_ALLOW_DEPRECATION
CFLAGS += -Wno-deprecated-declarations
endif
ifdef ADIME_DEVELOPING
CFLAGS += -D_ADIME_DEVELOPING=1
endif
ifdef ADIME_FORTIFY
CFLAGS += -D_ADIME_FORTIFY=1 -DFORTIFY
endif

CFLAGS_NO_OPTIMIZE = $(WFLAGS) -fPIC `allegro-config --cflags`

COMPILE_FLAGS = $(subst src/,-DADIME_SRC ,$(findstring src/, $<))$(CFLAGS)
COMPILE_FLAGS_NO_OPTIMIZE = $(subst src/,-DADIME_SRC ,$(findstring src/, $<))$(CFLAGS_NO_OPTIMIZE)

ifdef STATICLINK
COMPILE_FLAGS += -DADIME_STATICLINK
endif

ifdef PROFILEMODE
LIB_FLAGS += -lgmon
endif



# -------- List platform specific objects and programs. --------

VPATH +=

OBJ_LIST = $(COMMON_OBJS)

# Insert names of targets to build platform specific programs here.
PROGRAMS =
# Insert targets to build platform specific programs here.
# myprogram: path/myprogram$(EXE_SUFFIX)



# -------- Define how to compile. --------

GCC2UNIX = -D__UNIX__ -UDJGPP

COMPILE_C_TO_OBJ_DEPS =
define COMPILE_C_TO_OBJ
gcc $(COMPILE_FLAGS) -I./include -o $@ -c $<
endef
define COMPILE_C_TO_OBJ_NO_OPTIMIZE
gcc $(COMPILE_FLAGS_NO_OPTIMIZE) -I./include -o $@ -c $<
endef

COMPILE_S_TO_OBJ_DEPS =
define COMPILE_S_TO_OBJ
gcc $(SFLAGS) -I./include -x assembler-with-cpp -o $@ -c $<
endef

ifdef STATICLINK
# link as a static library

LINK_LIB_DEPS =
define LINK_LIB
ar rs $(LIB_NAME) $(LIB_OBJS)
endef

LINK_EXE_DEPS =
define LINK_EXE
gcc $(LFLAGS) -o $@ $< -L$(LIB_DIR) -ladime_s $(LIB_FLAGS)
endef

LINK_EXE_ALL_DEPS =
define LINK_EXE_ALL
gcc $(LFLAGS) -o $@ $^ -L$(LIB_DIR) -ladime_s $(LIB_FLAGS)
endef

else
# link as a shared object

LINK_LIB_DEPS =
define LINK_LIB
gcc $(LFLAGS) -shared -o $(IMPLIB_NAME) $(LIB_OBJS) $(LIB_FLAGS)
endef

LINK_EXE_DEPS =
define LINK_EXE
gcc $(LFLAGS) -o $@ $< $(IMPLIB_NAME) $(LIB_FLAGS)
endef

LINK_EXE_ALL_DEPS =
define LINK_EXE_ALL
gcc $(LFLAGS) -o $@ $^ $(IMPLIB_NAME) $(LIB_FLAGS)
endef

endif # ifdef STATICLINK

LINK_EXE_NOLIB_DEPS =
define LINK_EXE_NOLIB
gcc $(LFLAGS) -o $@ $<
endef

LINK_EXE_ALL_NOLIB_DEPS =
define LINK_EXE_ALL_NOLIB
gcc $(LFLAGS) -o $@ $^
endef



# -------- Rules for installing and removing the library files. --------

# If you don't have the install command, you may use cp and mkdir, but
# this will not set permissions.

$(SYSTEM_LIB_DIR)/$(IMPLIB_BASENAME): $(IMPLIB_NAME)
	install -m 755 -d $(SYSTEM_LIB_DIR)
	install -m 644 $< $@

$(SYSTEM_INCLUDE_DIR)/adime.h: include/adime.h
	install -m 755 -d $(SYSTEM_INCLUDE_DIR)
	install -m 644 $< $@

$(SYSTEM_INCLUDE_DIR)/adime/%.h: include/adime/%.h include/adime
	install -m 755 -d $(SYSTEM_INCLUDE_DIR)/adime
	install -m 644 $< $@


INSTALL_HEADERS = $(addprefix $(SYSTEM_DIR)/,$(wildcard include/adime/*.h))

INSTALL_FILES = $(SYSTEM_LIB_DIR)/$(IMPLIB_BASENAME) \
 $(SYSTEM_INCLUDE_DIR)/adime.h \
 $(INSTALL_HEADERS)

install: $(INSTALL_FILES)
	@echo The $(DESCRIPTION) UNIX library has been installed.
	@echo Run make install-man to install the man pages.
	@echo Run make install-info to install the info documentation.
	@echo You may conserve space by instead running make install-gzipped-man
	@echo  and/or make install-gzipped-info.

install-info: docs
	@echo Installing Adime info documentation...
	./misc/mkdirs.sh $(SYSTEM_INFO_DIR)
	@install -c -m 644 docs/info/adime.info $(SYSTEM_INFO_DIR)
	-@if $(SHELL) -c "$(INSTALL_INFO) --version" >/dev/null 2>&1; then \
	  if $(INSTALL_INFO) --version 2>&1 | grep "Debian" >/dev/null; then \
	    $(INSTALL_INFO) --section Development -- $(SYSTEM_INFO_DIR)/adime.info; \
	  else \
	    $(INSTALL_INFO) $(SYSTEM_INFO_DIR)/adime.info $(SYSTEM_INFO_DIR)/dir; \
	  fi; \
	else \
	  true; \
	fi

install-gzipped-info: install-info
	@echo Compressing documentation...
	@gzip -9 -f $(SYSTEM_INFO_DIR)/adime.info

install-man: docs
	./misc/mkdirs.sh $(SYSTEM_MAN_DIR)/man3
	@for file in docs/man/*.3; do \
	  echo Installing $$file to $(SYSTEM_MAN_DIR)/man3; \
	  install -c -m 644 $$file $(SYSTEM_MAN_DIR)/man3/; \
	done

install-gzipped-man: docs
	./misc/mkdirs.sh $(SYSTEM_MAN_DIR)/man3
	@for file in docs/man/*.3; do \
	  echo Installing $$file.gz to $(SYSTEM_MAN_DIR)/man3; \
	  install -c -m 644 $$file $(SYSTEM_MAN_DIR)/man3/; \
	  gzip -9 -f $(SYSTEM_MAN_DIR)/man3/`echo $$file | sed -e "s:.*/::"`; \
	done

UNINSTALL_FILES = $(SYSTEM_LIB_DIR)/libadime_s.a $(SYSTEM_LIB_DIR)/libadimd_s.a \
 $(SYSTEM_LIB_DIR)/libadime.so $(SYSTEM_LIB_DIR)/libadimd.so \
 $(SYSTEM_INCLUDE_DIR)/adime.h $(SYSTEM_INCLUDE_DIR)/adime/*.h

uninstall:
	-rm -fv $(UNINSTALL_FILES)
	-rmdir $(SYSTEM_INCLUDE_DIR)/adime
	@echo All gone!



# -------- Compile anything that can't be done in makefile.all. --------

#examples/ex%: $(OBJ_DIR)/ex%$(OBJ_SUFFIX)
#	$(LINK_EXE)
#
#NATIVE_LINK_EXE = 1


# -------- generate automatic dependencies --------

DEPEND_PARAMS = $(GCC2UNIX) -MM -MG -I./include -DADIME_SCAN_DEPEND

depend:
	gcc $(DEPEND_PARAMS) src/*.c examples/*.c misc/makedoc/*.c > _depend.tmp
	sed -e "s/^[a-zA-Z0-9_\/]*\///" -e "s/[^ ]*version\.h//" -e "s/[^ ]*djgpp\.ver//" -e "s/[^ ]*allegro[^ ]*//g" -e'/^ *\\/d'  _depend.tmp > _depend2.tmp
	sed -e "s/^\([a-zA-Z0-9_]*\)\.o:/obj\/unix\/adime\/\1\.o:/" _depend2.tmp > obj/unix/adime/makefile.dep
	sed -e "s/^\([a-zA-Z0-9_]*\)\.o:/obj\/unix\/adimd\/\1\.o:/" _depend2.tmp > obj/unix/adimd/makefile.dep
	sed -e "s/^\([a-zA-Z0-9_]*\)\.o:/obj\/unix\/adime_s\/\1\.o:/" _depend2.tmp > obj/unix/adime_s/makefile.dep
	sed -e "s/^\([a-zA-Z0-9_]*\)\.o:/obj\/unix\/adimd_s\/\1\.o:/" _depend2.tmp > obj/unix/adimd_s/makefile.dep
	rm _depend.tmp _depend2.tmp