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pcas/configure/CONFIG
Andrew Johnson 6ec71f56d0 configure: Use := variable to set EPICS_HOST_ARCH if undefined.
Performance on Cygwin when using ?= is glacial...
2010-10-26 14:56:42 -05:00

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#*************************************************************************
# Copyright (c) 2002 The University of Chicago, as Operator of Argonne
# National Laboratory.
# Copyright (c) 2002 The Regents of the University of California, as
# Operator of Los Alamos National Laboratory.
# EPICS BASE Versions 3.13.7
# and higher are distributed subject to a Software License Agreement found
# in file LICENSE that is included with this distribution.
#*************************************************************************
#
# $Revision-Id$
#
# The developer may edit this file.
# assume T_A is the host arch if not specified
#
# Common build definitions
#
ifneq ($(wildcard $(TOP)/configure/CONFIG_BASE_VERSION),)
EPICS_BASE = $(INSTALL_LOCATION)
CONFIG = $(TOP)/configure
BASE_TOP=YES
else
CONFIG ?= $(EPICS_BASE)/configure
endif
# Provide a default if the user hasn't set EPICS_HOST_ARCH
ifeq ($(origin EPICS_HOST_ARCH), undefined)
# NB: Must use a simply expanded variable here for performance:
EPICS_HOST_ARCH := $(shell $(CONFIG)/../startup/EpicsHostArch.pl)
endif
#
-include $(CONFIG)/os/CONFIG_COMPAT
-include $(CONFIG)/RELEASE
-include $(CONFIG)/RELEASE.$(EPICS_HOST_ARCH)
-include $(CONFIG)/RELEASE.$(EPICS_HOST_ARCH).Common
ifdef T_A
-include $(CONFIG)/RELEASE.Common.$(T_A)
-include $(CONFIG)/RELEASE.$(EPICS_HOST_ARCH).$(T_A)
endif
include $(CONFIG)/CONFIG_COMMON
include $(CONFIG)/CONFIG_FILE_TYPE
# Base-specific build options
#
include $(CONFIG)/CONFIG_BASE
# Site-specific build options
#
include $(CONFIG)/CONFIG_SITE
# Version numbering
#
include $(CONFIG)/CONFIG_BASE_VERSION
# Host architecture specific definitions
#
include $(CONFIG)/os/CONFIG.$(EPICS_HOST_ARCH).Common
-include $(CONFIG)/os/CONFIG_SITE.$(EPICS_HOST_ARCH).Common
ifdef T_A
# Cross compile specific definitions
#
ifneq ($(EPICS_HOST_ARCH),$(T_A))
include $(CONFIG)/CONFIG.CrossCommon
endif
# Target architecture specific definitions
#
-include $(CONFIG)/os/CONFIG.Common.$(T_A)
# Host-Target architecture specific definitions
#
-include $(CONFIG)/os/CONFIG.$(EPICS_HOST_ARCH).$(T_A)
# RELEASE file specific definitions
#
ifneq ($(CONFIG),$(TOP)/configure)
-include $(CONFIG)/CONFIG_APP_INCLUDE
endif
# Site specific target and host-target definitions
#
-include $(CONFIG)/os/CONFIG_SITE.Common.$(T_A)
-include $(CONFIG)/os/CONFIG_SITE.$(EPICS_HOST_ARCH).$(T_A)
endif
# Include <top>/cfg/CONFIG* definitions from tops defined in RELEASE* files
#
ifneq ($(CONFIG),$(TOP)/configure)
RELEASE_TOPS := $(shell $(CONVERTRELEASE) -T $(TOP) releaseTops)
RELEASE_CFG_CONFIGS = $(foreach top, $(RELEASE_TOPS), $(wildcard $($(top))/cfg/CONFIG*))
ifneq ($(RELEASE_CFG_CONFIGS),)
include $(RELEASE_CFG_CONFIGS)
endif
endif
# Include $(INSTALL_CFG)/CONFIG* definitions
#
ifndef T_A
TOP_CFG_CONFIGS = $(wildcard $(INSTALL_CFG)/CONFIG*)
ifneq ($(TOP_CFG_CONFIGS),)
include $(TOP_CFG_CONFIGS)
endif
endif
# User specific definitions
#
-include $(HOME)/configure/CONFIG_USER
-include $(HOME)/configure/CONFIG_USER.$(EPICS_HOST_ARCH)
ifdef T_A
-include $(HOME)/configure/CONFIG_USER.Common.$(T_A)
-include $(HOME)/configure/CONFIG_USER.$(EPICS_HOST_ARCH).$(T_A)
endif
# All options
# may be overridden here.
#
# EXAMPLES
# --------
# Build client objects statically ? must be either YES or NO
#STATIC_BUILD=NO
# Host build optimization, must be either YES or NO
#HOST_OPT=YES
# Cross build optimization, must be either YES or NO
#CROSS_OPT=YES
# Generate Verbose Compiler Warnings for host build, must be either YES or NO
#HOST_WARN=YES
# Generate Verbose Compiler Warnings for cross compile builds, must be either YES or NO
#CROSS_WARN=YES
#etc.
#CROSS_COMPILER_TARGET_ARCHS=vxWorks-68040