344 lines
9.1 KiB
Makefile
344 lines
9.1 KiB
Makefile
#
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# This file is subject to the terms of the GFX License. If a copy of
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# the license was not distributed with this file, you can obtain one at:
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#
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# http://ugfx.org/license.html
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#
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#
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# See readme.txt for the make API
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#
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# Copy this pseudo variable so we can path expand it
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MLIST := $(MAKEFILE_LIST)
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# Win32 Nasty - must convert all paths into a format make can handle
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ifeq ($(basename $(OPT_OS)),win32)
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PATHEXPAND := ARCH XCC XCXX XAS XLD XOC XOD XSZ XAR PROJECT BUILDDIR SRC DEFS LIBS INCPATH LIBPATH MLIST $(PATHLIST)
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# First convert \'s to /'s
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$(foreach var,$(PATHEXPAND),$(eval $(var):=$$(subst \,/,$($(var)))))
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# For cygwin gmake - need to convert all absolute paths (mingw gmake doesn't need this)
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ifneq ($(findstring cygdrive,$(PATH)),)
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DRIVELETTERS := a b c d e f g h i j k l m n o p q r s t u v w x y z A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
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$(foreach drv,$(DRIVELETTERS),$(foreach var,$(PATHEXPAND),$(eval $(var):=$$(patsubst $(drv):%,/cygdrive/$(drv)%,$($(var))))))
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endif
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endif
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# Where are we
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CURRENTDIR := $(dir $(abspath $(lastword $(MLIST))))
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# Handle cpu specific options
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ifneq ($(OPT_CPU),)
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include $(CURRENTDIR)cpu_$(OPT_CPU).mk
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endif
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# Path resolution - Functions to convert a source path to a object path and visa-versa
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src_obj_fn := $$(1)
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obj_src_fn := $$(1)
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$(foreach var,$(PATHLIST),$(eval obj_src_fn := $$$$(patsubst $(var)/%,$$$$($(var))/%,$$(obj_src_fn))))
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$(foreach var,$(PATHLIST),$(eval src_obj_fn := $$$$(patsubst $$$$($(var))/%,$(var)/%,$$(src_obj_fn))))
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src_obj_fn := $$(subst :,_drv_drv_,$$(subst ../,_dot_dot/,$(src_obj_fn)))
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obj_src_fn := $$(subst _drv_drv_,:,$$(subst _dot_dot/,../,$(obj_src_fn)))
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$(eval src_obj=$(src_obj_fn))
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$(eval obj_src=$(obj_src_fn))
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# Add ARCH to each of the compiler programs
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ifeq ($(XCC),)
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XCC = $(ARCH)gcc
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endif
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ifeq ($(XCXX),)
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XCXX = $(ARCH)g++
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endif
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ifeq ($(XAS),)
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XAS = $(ARCH)gcc -x assembler-with-cpp
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endif
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ifeq ($(XLD),)
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XLD = $(ARCH)gcc
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endif
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ifeq ($(XOC),)
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XOC = $(ARCH)objcopy
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endif
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ifeq ($(XOD),)
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XOD = $(ARCH)objdump
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endif
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ifeq ($(XSZ),)
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XSZ = $(ARCH)size
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endif
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ifeq ($(XAR),)
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XAR = $(ARCH)ar
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endif
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# Default project name is the project directory name
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ifeq ($(PROJECT),)
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ifneq ($(firstword $(abspath $(firstword $(MLIST)))),$(lastword $(abspath $(firstword $(MLIST)))))
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$(error Your directory contains spaces. Gmake barfs at that. Please define PROJECT)
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endif
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PROJECT := $(notdir $(patsubst %/,%,$(dir $(abspath $(firstword $(MLIST))))))
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endif
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# Output directories
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ifeq ($(BUILDDIR),)
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ifeq ($(MAKECMDGOALS),Debug)
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BUILDDIR = bin/Debug
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endif
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ifeq ($(MAKECMDGOALS),Release)
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BUILDDIR = bin/Release
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endif
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ifeq ($(MAKECMDGOALS),cleanDebug)
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BUILDDIR = bin/Debug
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endif
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ifeq ($(MAKECMDGOALS),cleanRelease)
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BUILDDIR = bin/Release
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endif
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ifeq ($(BUILDDIR),)
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BUILDDIR = .build
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endif
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endif
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OBJDIR = $(BUILDDIR)/obj
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DEPDIR = $(BUILDDIR)/dep
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# Output files
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MAPFILE = $(BUILDDIR)/$(PROJECT).map
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LIBFILE = $(BUILDDIR)/lib$(PROJECT).a
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FAKEFILE= fakefile.o
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EXEFILE =
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ifeq ($(basename $(OPT_OS)),win32)
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EXEFILE = $(BUILDDIR)/$(PROJECT).exe
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TARGETS = $(EXEFILE)
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endif
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ifeq ($(basename $(OPT_OS)),linux)
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EXEFILE = $(BUILDDIR)/$(PROJECT)
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TARGETS = $(EXEFILE)
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endif
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ifeq ($(basename $(OPT_OS)),osx)
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EXEFILE = $(BUILDDIR)/$(PROJECT)
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TARGETS = $(EXEFILE)
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endif
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ifeq ($(EXEFILE),)
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LDFLAGS += -nostartfiles
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EXEFILE = $(BUILDDIR)/$(PROJECT).elf
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TARGETS = $(EXEFILE) $(BUILDDIR)/$(PROJECT).hex $(BUILDDIR)/$(PROJECT).bin $(BUILDDIR)/$(PROJECT).dmp elfstats
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endif
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# Generate our object file lists
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OBJS_THUMB += $(addprefix $(OBJDIR)/,$(call src_obj,$(addsuffix .o,$(basename $(SRC_THUMB)))))
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OBJS_NOTHUMB += $(addprefix $(OBJDIR)/,$(call src_obj,$(addsuffix .o,$(basename $(SRC_NOTHUMB)))))
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ifeq ($(OPT_THUMB),yes)
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OBJS_THUMB += $(OBJS) $(addprefix $(OBJDIR)/,$(call src_obj,$(addsuffix .o,$(basename $(SRC)))))
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else
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OBJS_NOTHUMB += $(OBJS) $(addprefix $(OBJDIR)/,$(call src_obj,$(addsuffix .o,$(basename $(SRC)))))
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endif
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ifneq ($(OBJS_THUMB),)
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ifneq ($(OBJS_NOTHUMB),)
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# Mixed ARM and THUMB mode - enabled only if needed because it kills performance.
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SRCFLAGS += -mthumb-interwork
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LDFLAGS += -mthumb-interwork
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DEFS += THUMB_PRESENT
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else
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# Pure THUMB mode, THUMB C code cannot be called by ARM asm code directly.
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LDFLAGS += -mthumb
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DEFS += THUMB_PRESENT THUMB_NO_INTERWORKING
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FAKEFILE= fakethumbfile.o
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endif
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endif
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# Handle make API options that affect compiler arguments
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ifneq ($(OPT_NONSTANDARD_FLAGS),yes)
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SRCFLAGS += -fomit-frame-pointer -Wall -Wextra -Wstrict-prototypes -fverbose-asm
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endif
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ifeq ($(OPT_LINK_OPTIMIZE),yes)
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SRCFLAGS += -ffunction-sections -fdata-sections -fno-common -flto
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LDFLAGS += -Wl,--gc-sections
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endif
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ifeq ($(OPT_GENERATE_MAP),yes)
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LDFLAGS += -Wl,-Map=$(MAPFILE),--cref
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endif
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ifeq ($(OPT_GENERATE_LISTINGS),yes)
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CFLAGS += -Wa,-alms=$(@:.o=.lst)
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CXXFLAGS += -Wa,-alms=$(@:.o=.lst)
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ASFLAGS += -Wa,-amhls=$(@:.o=.lst)
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endif
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ifneq ($(LDSCRIPT),)
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LDFLAGS += -T$(LDSCRIPT)
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endif
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# Generate dependency information
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SRCFLAGS += -MMD -MP -MF $(DEPDIR)/$(@F).d
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# Combine all our compiler arguments
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SRCFLAGS += -I. $(patsubst %,-I%,$(INCPATH)) $(patsubst %,-D%,$(patsubst -D%,%,$(DEFS)))
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LDFLAGS += $(patsubst %,-L%,$(LIBPATH)) $(patsubst %,-l%,$(patsubst -l%,%,$(LIBS)))
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################# Targets ######################
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.PHONY: builddirs fakefile.o fakethumbfile.o elfstats all exe lib clean Debug Release cleanDebug cleanRelease
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# Many IDE's use these targets instead.
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Debug Release: all
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cleanDebug cleanRelease: clean
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# Make a program or a library?
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ifeq ($(OPT_MAKE_LIB),yes)
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all: lib
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else
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all: exe
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endif
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exe: builddirs $(FAKEFILE) $(TARGETS)
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lib: builddirs $(FAKEFILE) $(LIBFILE)
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builddirs:
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@mkdir -p $(BUILDDIR)
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@mkdir -p $(OBJDIR)
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@mkdir -p $(DEPDIR)
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$(FAKEFILE):
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ifneq ($(OPT_VERBOSE_COMPILE),yes)
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@echo .
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ifneq ($(filter %.cpp,$(SRC) $(SRC_NOTHUMB) $(SRC_THUMB)),)
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@echo C++ Compiler Options.. $(XCXX) -c $(CPPFLAGS) $(CXXFLAGS) $(SRCFLAGS) $(@:.o=.cpp) -o $(OBJDIR)/$@
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else
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ifneq ($(filter %.c++,$(SRC) $(SRC_NOTHUMB) $(SRC_THUMB)),)
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@echo C++ Compiler Options.. $(XCXX) -c $(CPPFLAGS) $(CXXFLAGS) $(SRCFLAGS) $(@:.o=.c++) -o $(OBJDIR)/$@
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endif
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endif
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ifneq ($(filter %.c,$(SRC) $(SRC_NOTHUMB) $(SRC_THUMB)),)
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@echo C Compiler Options.... $(XCC) -c $(CPPFLAGS) $(CFLAGS) $(SRCFLAGS) $(@:.o=.c) -o $(OBJDIR)/$@
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endif
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ifneq ($(filter %.s,$(SRC) $(SRC_NOTHUMB) $(SRC_THUMB)),)
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@echo Assembler Options..... $(XCC) -c $(CPPFLAGS) $(CFLAGS) $(SRCFLAGS) $(@:.o=.s) -o $(OBJDIR)/$@
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endif
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ifneq ($(OPT_MAKE_LIB),yes)
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@echo Linker Options........ $(XLD) $(LDFLAGS) $(OBJDIR)/$@ -o $(EXEFILE)
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endif
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@echo .
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endif
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fakethumbfile.o $(OBJS_THUMB): SRCFLAGS += -mthumb -DTHUMB
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elfstats: $(EXEFILE)
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@echo .
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ifeq ($(USE_VERBOSE_COMPILE),yes)
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$(XSZ) $<
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else
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@$(XSZ) $<
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endif
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# Implicit Rules
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.SECONDEXPANSION:
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$(OBJDIR)/%.o : $$(call obj_src,%.c)
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@mkdir -p $(dir $@)
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ifeq ($(OPT_VERBOSE_COMPILE),yes)
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@echo .
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$(XCC) -c $(CPPFLAGS) $(CFLAGS) $(SRCFLAGS) $< -o $@
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else
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@echo Compiling $<
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@$(XCC) -c $(CPPFLAGS) $(CFLAGS) $(SRCFLAGS) $< -o $@
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endif
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$(OBJDIR)/%.o : $$(call obj_src,%.cpp)
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@mkdir -p $(dir $@)
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ifeq ($(OPT_VERBOSE_COMPILE),yes)
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@echo .
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$(XCXX) -c $(CPPFLAGS) $(CXXFLAGS) $(SRCFLAGS) $< -o $@
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else
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@echo Compiling $<
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@$(XCXX) -c $(CPPFLAGS) $(CXXFLAGS) $(SRCFLAGS) $< -o $@
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endif
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$(OBJDIR)/%.o : $$(call obj_src,%.c++)
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@mkdir -p $(dir $@)
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ifeq ($(OPT_VERBOSE_COMPILE),yes)
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@echo .
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$(XCXX) -c $(CPPFLAGS) $(CXXFLAGS) $(SRCFLAGS) $< -o $@
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else
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@echo Compiling $<
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@$(XCXX) -c $(CPPFLAGS) $(CXXFLAGS) $(SRCFLAGS) $< -o $@
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endif
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$(OBJDIR)/%.o : $$(call obj_src,%.s)
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@mkdir -p $(dir $@)
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ifeq ($(OPT_VERBOSE_COMPILE),yes)
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@echo .
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$(XAS) -c $(CPPFLAGS) $(ASFLAGS) $(SRCFLAGS) $< -o $@
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else
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@echo Compiling $<
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@$(XAS) -c $(CPPFLAGS) $(ASFLAGS) $(SRCFLAGS) $< -o $@
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endif
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$(EXEFILE): $(OBJS_THUMB) $(OBJS_NOTHUMB) $(LDSCRIPT)
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@mkdir -p $(dir $@)
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ifeq ($(OPT_VERBOSE_COMPILE),yes)
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@echo .
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$(XLD) $(OBJS_THUMB) $(OBJS_NOTHUMB) $(LDFLAGS) -o $@
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else
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@echo Linking $@
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@$(XLD) $(OBJS_THUMB) $(OBJS_NOTHUMB) $(LDFLAGS) -o $@
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endif
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ifeq ($(OPT_COPY_EXE),yes)
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@cp $@ .
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endif
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$(LIBFILE): $(OBJS_THUMB) $(OBJS_NOTHUMB)
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ifeq ($(OPT_VERBOSE_COMPILE),yes)
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@echo .
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$(XAR) -r $@ $^
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else
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@echo Creating Library $@
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@$(XAR) -r $@ $^
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endif
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ifeq ($(OPT_COPY_EXE),yes)
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@cp $@ .
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endif
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%.hex: %.elf
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ifeq ($(OPT_VERBOSE_COMPILE),yes)
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$(XOC) -O ihex $< $@
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else
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@echo Creating $@
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@$(XOC) -O ihex $< $@
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endif
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ifeq ($(OPT_COPY_EXE),yes)
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@cp $@ .
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endif
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%.bin: %.elf
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ifeq ($(OPT_VERBOSE_COMPILE),yes)
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$(XOC) -O binary $< $@
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else
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@echo Creating $@
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@$(XOC) -O binary $< $@
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endif
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ifeq ($(OPT_COPY_EXE),yes)
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@cp $@ .
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endif
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%.dmp: %.elf
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ifeq ($(OPT_VERBOSE_COMPILE),yes)
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$(XOD) -x --syms $< > $@
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else
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@echo Creating $@
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@$(XOD) -x --syms $< > $@
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endif
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ifeq ($(OPT_COPY_EXE),yes)
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@cp $@ .
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endif
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# Goodness knows why we would want this.
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gcov:
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-mkdir gcov
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$(COV) -u $(subst /,\,$(SRC_NOTHUMB) $(SRC_THUMB))
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-mv *.gcov ./gcov
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# Include the dependency files, should be the last of the makefile except for clean
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-include $(shell mkdir -p $(DEPDIR) 2>/dev/null) $(wildcard $(DEPDIR)/*)
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# Clean
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clean:
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-rm -fR $(BUILDDIR)
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# *** EOF ***
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