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###
# Configuration variables.
OS := $(shell uname)
# Assume make is always run from top-level of source directory. Note
# than an Apple style build overrides these variables later in the
# makefile.
ProjSrcRoot := $(shell pwd)
ProjObjRoot := $(ProjSrcRoot)
Configs := Debug Release Profile
# The full list of architectures we support.
Archs := i386 ppc x86_64 armv6 armv7
# If TargetArch is defined, only build for that architecture (and don't use
# -arch).
ifeq ($(OS), Darwin)
TargetArch :=
TargetArchs := $(Archs)
else
TargetArch := i386
TargetArchs := $(TargetArch)
endif
Common.CFLAGS := -Wall -Werror
# These names must match the configs, see GetArgs function.
Debug.CFLAGS := -g
Release.CFLAGS := -O3 -fomit-frame-pointer
Profile.CFLAGS := -pg -g
# Function: GetArchArgs arch
#
# Return the compiler flags for the given arch.
ifeq ($(OS), Darwin)
GetArchArgs = -arch $(1)
else
# Check that we are only trying to build the target arch.
GetArchArgs = $(if $(subst $(TargetArch),,$(1)), \
$(error "Invalid configuration, no -arch support: $(1)"), \
)
endif
# Function: GetArgs config arch
#
# Return the compiler flags for the given config & arch.
GetArgs = $(if $($(1).CFLAGS), \
$(Common.CFLAGS) $($(1).CFLAGS) $(call GetArchArgs,$(2)), \
$(error "Invalid configuration: $(1)"))
###
# Tool configuration variables.
CC := gcc
# FIXME: LLVM uses autoconf/mkinstalldirs ?
MKDIR := mkdir -p
DATE := date
AR := ar
# FIXME: Remove these pipes once ranlib errors are fixed.
AR.Flags := cru 2> /dev/null
RANLIB := ranlib
# FIXME: Remove these pipes once ranlib errors are fixed.
RANLIB.Flags := 2> /dev/null
LIPO := lipo
CP := cp
###
# Automatic and derived variables.
# Adjust settings for verbose mode
ifndef VERBOSE
Verb := @
else
Verb :=
endif
Echo := @echo
Archive := $(AR) $(AR.Flags)
Ranlib := $(RANLIB) $(RANLIB.Flags)
Lipo := $(LIPO)
ifndef Summary
Summary = $(Echo)
endif
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