#
#  $Id$
#
#  CONFIG_COMMON
#
#  This file is to be maintained by the community.
#
# Common Configuration Information 

#-------------------------------------------------------
# Build architectures

# CROSS1 will be defined only when CROSS_COMPILER_HOST_ARCHS is NOT defined
CROSS1 = $(CROSS_COMPILER_TARGET_ARCHS$(word 1,$(CROSS_COMPILER_HOST_ARCHS)))

# CROSS2 will be defined only when CROSS_COMPILER_HOST_ARCHS is defined
# and EPICS_HOST_ARCH is one of it's words  
CROSS2 = $(CROSS_COMPILER_TARGET_ARCHS$(filter-out 1,$(words $(filter $(EPICS_HOST_ARCH),$(CROSS_COMPILER_HOST_ARCHS)))))

BUILD_ARCHS = $(EPICS_HOST_ARCH) $(CROSS1) $(CROSS2)

#-------------------------------------------------------
# Build class default, HOST or CROSS, CONFIG will override 
BUILD_CLASS = HOST

#-------------------------------------------------------
# Divider and suffix
DIVIDER = .
OBJ = .
RES = .

#-------------------------------------------------------
# Default for perl if it's on the PATH,
# otherwise override this in os/CONFIG_SITE.Host.<host_arch>
PERL=perl

#-------------------------------------------------------
# tools for installing libraries and products
INSTALL = $(PERL) $(TOOLS)/installEpics.pl
INSTALL_PRODUCT = $(INSTALL)
INSTALL_LIBRARY = $(INSTALL)

#-------------------------------------------------------
# Directories

INSTALL_LOCATION            = $(TOP)
TOOLS                       = $(CONFIG)/tools

INSTALL_LOCATION_LIB        = $(INSTALL_LOCATION)/lib
INSTALL_LOCATION_BIN        = $(INSTALL_LOCATION)/bin

INSTALL_HOST_BIN            = $(INSTALL_LOCATION_BIN)/$(EPICS_HOST_ARCH)
INSTALL_HOST_LIB            = $(INSTALL_LOCATION_LIB)/$(EPICS_HOST_ARCH)

INSTALL_INCLUDE             = $(INSTALL_LOCATION)/include
INSTALL_DOC                 = $(INSTALL_LOCATION)/doc
INSTALL_HTML                = $(INSTALL_LOCATION)/html
INSTALL_TEMPLATES           = $(INSTALL_LOCATION)/templates
INSTALL_DBD                 = $(INSTALL_LOCATION)/dbd
INSTALL_CONFIG              = $(INSTALL_LOCATION)/configure
INSTALL_JAVA                = $(INSTALL_LOCATION)/javalib

ifdef T_A

INSTALL_LIB                 = $(INSTALL_LOCATION_LIB)/$(T_A)
INSTALL_SHRLIB              = $(INSTALL_LOCATION_LIB)/$(T_A)
INSTALL_TCLLIB              = $(INSTALL_LOCATION_LIB)/$(T_A)
INSTALL_BIN                 = $(INSTALL_LOCATION_BIN)/$(T_A)

# vpath directories
GENERIC_SRC_DIRS = .. $(SRC_DIRS)
OS_SRC_DIRS += . $(foreach dir, $(SRC_DIRS) .., \
            $(dir)/os/$(OS_CLASS) $(dir)/os/posix $(dir)/os/default )
ALL_SRC_DIRS = $(OS_SRC_DIRS) $(GENERIC_SRC_DIRS)

# compile line include directories
INSTALL_INCLUDES += \
       -I$(INSTALL_INCLUDE)/os/$(OS_CLASS) \
       -I$(INSTALL_INCLUDE) 
GENERIC_SRC_INCLUDES = $(addprefix -I, $(GENERIC_SRC_DIRS))

#--------------------------------------------------
# GNU compiler defaults

GNU_BIN = $(GNU_DIR)/bin
GNU_LIB = $(GNU_DIR)/lib
export GCC_EXEC_PREFIX = $(GNU_LIB)/gcc-lib/

GCC_AR = $(GNU_BIN)/$(CMPLR_PREFIX)ar$(CMPLR_SUFFIX) -rc
GCC_CPP = $(GCC) -x c -E
GCC_RANLIB = $(GNU_BIN)/$(CMPLR_PREFIX)ranlib$(CMPLR_SUFFIX) 

GCC = $(GNU_BIN)/$(CMPLR_PREFIX)cc$(CMPLR_SUFFIX)

GCC_CONFORM_CFLAGS_ANSI = -ansi 
GCC_CONFORM_CFLAGS_STRICT = -ansi -pedantic
GCC_CONFORM_CFLAGS_TRAD = -traditional
GCC_WARN_YES = -Wall
GCC_WARN_NO = -w
GCC_OPT_YES = -g -O3
GCC_OPT_NO = -g
GCC_STATIC_CFLAGS_YES = -static
GCC_STATIC_CFLAGS_NO =
GCC_BUILD_CFLAGS_CROSS = -B$(GNU_LIB)/gcc-lib/ -nostdinc
GCC_BUILD_CPPFLAGS_CROSS = -nostdinc
GCC_SHRLIB_LDFLAGS_YES =  -shared
GCC_CODE_CPPFLAGS = -D_REENTRANT
GCC_POSIX_CPPFLAGS = -D_POSIX_C_SOURCE=199506L -D_POSIX_THREADS

G++ = $(GNU_BIN)/$(CMPLR_PREFIX)cc$(CMPLR_SUFFIX)

G++_CONFORM_CFLAGS_NORMAL = -ansi -pedantic
G++_CONFORM_CFLAGS_STRICT = -ansi -pedantic
G++_WARN_YES = -Wall 
G++_WARN_NO = -w
G++_OPT_YES = -g -O3
G++_OPT_NO = -g
G++_STATIC_CFLAGS_YES = -static
G++_STATIC_CFLAGS_NO =
G++_SHRLIB_LDFLAGS_YES =  -shared
G++_CODE_CPPFLAGS = -D_REENTRANT
G++_POSIX_CPPFLAGS = -D_POSIX_C_SOURCE=199506L -D_POSIX_THREADS

G++_TEMPL_INST_FLAG = -DEXPL_TEMPL
G++_DEPENDS_FLAG = -MM

#--------------------------------------------------
# Target filename definitions
OBJSNAME = $(addsuffix $(OBJ),$(OBJS))
PRODNAME = $(addsuffix $(EXE),$(PROD))
TESTPRODNAME = $(addsuffix $(EXE),$(TESTPROD))

#---------------------------------------------------------------
# Directory targets

DIRECTORY_TARGETS += $(INSTALL_DBD) $(INSTALL_INCLUDE)

#--------------------------------------------------
# obj files

TARGET_OBJS = $(addsuffix $(OBJ),$(basename $($*_OBJS)))

PROD_OBJS = $(addsuffix $(OBJ),$(basename $(SRCS) $(PROD_SRCS)))
PROD_LD_OBJS = $(TARGET_OBJS) $(PROD_OBJS)

LIBRARY_OBJS = $(addsuffix $(OBJ),$(basename $(SRCS) $(LIBSRCS)))
LIBRARY_LD_OBJS = $(TARGET_OBJS) $(LIBRARY_OBJS)

#--------------------------------------------------
# resource(WIN32) files

TARGET_RESS = $(addsuffix $(RES),$(basename $($*_RESS)))

PROD_RESS = $(addsuffix $(RES),$(basename $(RCS) $(PROD_RCS)))
PROD_LD_RESS = $(TARGET_RESS) $(PROD_RESS)

LIBRARY_RESS = $(addsuffix $(RES),$(basename $(RCS) $(LIBRARY_RCS)))
LIBRARY_LD_RESS = $(TARGET_RESS) $(LIBRARY_RESS)

#--------------------------------------------------
# WIN95/NT source browser
PROD_BAF = $(addsuffix $(BAF), $(basename $(PROD)))
LIB_BAF_IOC=$(addsuffix $(BAF),$(basename $(LIBRARY_IOC)))
LIB_BAF_HOST=$(addsuffix $(BAF),$(basename $(LIBRARY_HOST)))

#--------------------------------------------------
# dbExpand flags

INSTALL_DBDFLAGS = -I $(INSTALL_LOCATION)/dbd

#--------------------------------------------------
# C preprocessor, compiler, and linker flag defaults

# Build class (CROSS,HOST) flags
BUILD_CLASS_CFLAGS = $($(ANSI)_BUILD_CFLAGS_$(BUILD_CLASS))
BUILD_CLASS_CPPFLAGS = $($(ANSI)_BUILD_CPPFLAGS_$(BUILD_CLASS))

# C++ template flag
TEMPL_INST_CXXFLAG = $($(CPLUSPLUS)_TEMPL_INST_FLAG)

# Code (position independant and  reentrant) flags
CODE_CFLAGS = $($(ANSI)_CODE_CFLAGS)
CODE_CXXFLAGS = $($(CPLUSPLUS)_CODE_CFLAGS)

# Target architecture specific (solaris,sun4,mv167,...) flags
ARCH_DEP_CPPFLAGS =
ARCH_DEP_CFLAGS =
ARCH_DEP_CXXFLAGS = $(ARCH_DEP_CFLAGS)
ARCH_DEP_LDFLAGS =
ARCH_DEP_LDLIBS =

# Target operating system specific (Unix,Vx,WIN32...) flags
OP_SYS_CPPFLAGS =
OP_SYS_CFLAGS =
OP_SYS_LDFLAGS =
OP_SYS_INCLUDES =
OP_SYS_LDLIBS =

# SOURCE* used by WIN32 only
SOURCE_CFLAG =
SOURCE_CXXCFLAG =

# Makefile specific flags
USR_INCLUDES =
USR_CFLAGS =
USR_CXXFLAGS =
USR_LDFLAGS =
USR_LDLIBS =
USR_CPPFLAGS =
USR_DBDFLAGS =

# Target specific options
TARGET_INCLUDES = $($(basename $@)_INCLUDES) $($(basename $@)_INCLUDES_$(OS_CLASS))
TARGET_CFLAGS = $($(basename $@)_CFLAGS) $($(basename $@)_CFLAGS_$(OS_CLASS))
TARGET_CXXFLAGS = $($(basename $@)_CXXFLAGS) $($(basename $@)_CXXFLAGS_$(OS_CLASS))
TARGET_LDFLAGS = $($(basename $@)_LDFLAGS) $($(basename $@)_LDFLAGS_$(OS_CLASS))
TARGET_LDLIBS = $($(basename $@)_LDLIBS) $($(basename $@)_LDLIBS_$(OS_CLASS))
TARGET_CPPFLAGS = $($(basename $@)_CPPFLAGS) $($(basename $@)_CPPFLAGS_$(OS_CLASS))
TARGET_SNCFLAGS = $($(basename $@)_SNCFLAGS) $($(basename $@)_SNCFLAGS_$(OS_CLASS))

# POSIX specific flags
POSIX_CPPFLAGS = $($(ANSI)_POSIX_CPPFLAGS)

# CMPLR level of ansi conformance flags
CONFORM_CFLAGS = $($(ANSI)_CONFORM_CFLAGS_$(CMPLR))
CONFORM_CXXFLAGS = $($(CPLUSPLUS)_CONFORM_CFLAGS_$(CMPLR))

# Warnings flags
WARN_CFLAGS = $($(ANSI)_WARN_$($(BUILD_CLASS)_WARN))
WARN_CXXFLAGS = $($(CPLUSPLUS)_WARN_$($(BUILD_CLASS)_WARN))

# Optimization flags
OPT_CFLAGS = $($(ANSI)_OPT_$($(BUILD_CLASS)_OPT))
OPT_CXXFLAGS = $($(CPLUSPLUS)_OPT_$($(BUILD_CLASS)_OPT))
OPT_LDFLAGS =

# Static build flags
STATIC_CFLAGS = $($(ANSI)_STATIC_CFLAGS_$(STATIC_BUILD))
STATIC_CXXCFLAGS = $($(CPLUSPLUS)_STATIC_CFLAGS_$(STATIC_BUILD))
STATIC_LDFLAGS = $($(ANSI)_STATIC_LDFLAGS_$(STATIC_BUILD))
STATIC_LDLIBS = $($(ANSI)_STATIC_LDLIBS_$(STATIC_BUILD))

# Depends flag
DEPENDS_FLAG = $($(CPLUSPLUS)_DEPENDS_FLAG)

#--------------------------------------------------
# Flags

INCLUDES = -I. $(USR_INCLUDES) $(INSTALL_INCLUDES) \
    $(TARGET_INCLUDES) $(GENERIC_SRC_INCLUDES) $(OP_SYS_INCLUDES)

CFLAGS = $(CONFORM_CFLAGS) $(OPT_CFLAGS) $(DEBUG_CFLAGS) $(WARN_CFLAGS)\
 $(TARGET_CFLAGS) $(USR_CFLAGS) $(ARCH_DEP_CFLAGS) $(CODE_CFLAGS)\
 $(STATIC_CFLAGS) $(OP_SYS_CFLAGS)

CXXFLAGS = $(CONFORM_CXXFLAGS) $(OPT_CXXFLAGS) $(DEBUG_CXXFLAGS) $(WARN_CXXFLAGS)\
 $(TARGET_CXXFLAGS) $(USR_CXXFLAGS) $(ARCH_DEP_CXXFLAGS) $(CODE_CXXFLAGS)\
 $(STATIC_CXXCFLAGS) $(OP_SYS_CFLAGS) $(TEMPL_INST_CXXFLAG)

LDFLAGS = $(OPT_LDFLAGS) $(TARGET_LDFLAGS) $(USR_LDFLAGS) $(DEPLIB_LDFLAGS)\
 $(ARCH_DEP_LDFLAGS) $(STATIC_LDFLAGS) $(OP_SYS_LDFLAGS)

LDLIBS = $(TARGET_LDLIBS) $(USR_LDLIBS) $(DEPLIB_LDLIBS) $(ARCH_DEP_LDLIBS)\
 $(STATIC_LDLIBS) $(OP_SYS_LDLIBS)

CPPFLAGS += $(POSIX_CPPFLAGS) $(EPICS_BASE_CPPFLAGS)\
 $(TARGET_CPPFLAGS) $(USR_CPPFLAGS) $(ARCH_DEP_CPPFLAGS) $(OP_SYS_CPPFLAGS)

CPPSNCFLAGS = $(CPPFLAGS) $(INCLUDES)

DBDFLAGS = $(USR_DBDFLAGS) -I . -I .. $(INSTALL_DBDFLAGS)

#--------------------------------------------------
# ar definition default
AR = $($(ANSI)_AR)
ARFLAGS =
ARCMD = $(AR) $(ARFLAGS) $@

#--------------------------------------------------
# C compiler
CC = $($(ANSI)) $(BUILD_CLASS_CFLAGS)
CPP =  $($(ANSI)_CPP) $(BUILD_CLASS_CPPFLAGS)
RANLIB =  $($(ANSI)_RANLIB)

#--------------------------------------------------
# C++ compiler
CXX = $($(CPLUSPLUS)) $(BUILD_CLASS_CFLAGS)

#--------------------------------------------------
# Build compile line here

COMPILE.c = $(CC) $(CFLAGS) $(CPPFLAGS) $(INCLUDES) -c $(SOURCE_FLAG)
COMPILE.cpp = $(CXX) $(CXXFLAGS) $(CPPFLAGS) $(INCLUDES) -c $(SOURCE_CXXFLAG)

#--------------------------------------------------
# depends definition 
DEPENDS_RULE = -$(COMPILE.cpp) $(DEPENDS_FLAG) $^ > DEPENDS

#---------------------------------------------------------------
# Names of installed items 
#
#	each list starts with the destination directory name(s)
#	to make sure it's there

INSTALL_PROD= $(PRODNAME:%= $(INSTALL_BIN)/%)
INSTALL_LIBS= $(LIBNAME:%=$(INSTALL_LIB)/%)
INSTALL_MUNCHS= $(MUNCHNAME:%=$(INSTALL_LIB)/%)
INSTALL_SHRLIBS= $(SHRLIBNAME:%=$(INSTALL_SHRLIB)/%)
INSTALL_DLL_LINK_LIBS=$(DLL_LINK_LIBNAME:%=$(INSTALL_LIB)/%)
INSTALL_TCLLIBS=$(TCLLIBNAME:%=$(INSTALL_TCLLIB)/%)
INSTALL_TCLINDEX=$(TCLINDEX:%=$(INSTALL_TCLLIB)/%)
INSTALL_SCRIPTS = $(SCRIPTS:%= $(INSTALL_BIN)/%)
INSTALL_OBJS = $(OBJSNAME:%= $(INSTALL_BIN)/%)

INCREC +=$(RECTYPES) $(MENUS)
INSTALL_INCREC = $(INCREC:%= $(INSTALL_INCLUDE)/%)
INSTALL_DOCS = $(DOCS:%= $(INSTALL_DOC)/%)
INSTALL_HTMLS = $(HTMLS:%= $(INSTALL_HTML)/$(HTMLS_DIR)/%)

INSTALL_TEMPLATE = $(addprefix $(INSTALL_TEMPLATES_SUBDIR)/, \
                   $(subst $(CONFIG),top/configure,$(TEMPLATES)))
INSTALL_CONFIGS = $(CONFIGS:%= $(INSTALL_CONFIG)/%)

INSTALL_BPTS = $(BPTS:%= $(INSTALL_DBD)/%)
INSTALL_DBS = $(DBDINSTALL:%= $(INSTALL_DBD)/%)\
        $(RECTYPES:%.h= $(INSTALL_DBD)/%.dbd)\
        $(MENUS:%.h= $(INSTALL_DBD)/%.dbd)

INSTALL_DBDNAME = $(DBDNAME:%= $(INSTALL_DBD)/%)

#---------------------------------------------------------------
#
# auto determine the directory paths that things are installed to
# RULES:
# 1) found in any one of several os specific area 
#       => install to $(INSTALL_INCLUDE)/os/$(OS_CLASS)
# 2) not foundin (1) and found in generic area 
#       => install to $(INSTALL_INCLUDE)
# 3) not found in (1) or (2) then may be (not yet) computer generated 
#       => install into $(INSTALL_INCLUDE)/os/$(OS_CLASS) and let
#       build rules work on vpath
#
# These rules guarantee that the users include from
# no more than two directories
#
INSTALL_INC += $(foreach inc, $(INC), \
    $(firstword \
        $(OS_INSTALL_INC) \
        $(GENERIC_INSTALL_INC) \
        $(GENERATED_INSTALL_INC) ) )

#
# Rule 1
#
OS_INSTALL_INC = $(addprefix $(INSTALL_INCLUDE)/os/$(OS_CLASS)/, $(INSTALL_INC_ggg) )
INSTALL_INC_ggg = $(foreach dir, $(OS_SRC_DIRS), $(INSTALL_INC_fff)  )
INSTALL_INC_fff = $(subst $(dir)/, , $(INSTALL_INC_eee) )
INSTALL_INC_eee = $(wildcard $(addsuffix /$(inc), $(dir)) )

#
# Rule 2
#
GENERIC_INSTALL_INC = $(addprefix $(INSTALL_INCLUDE)/, $(INSTALL_INC_ccc) )
INSTALL_INC_ccc = $(foreach dir, .. $(SRC_DIRS), $(INSTALL_INC_bbb)  )
INSTALL_INC_bbb = $(subst $(dir)/, , $(INSTALL_INC_aaa) )
INSTALL_INC_aaa = $(wildcard $(addsuffix /$(inc), $(dir)) )

#
# Rule 3
#
GENERATED_INSTALL_INC = $(INSTALL_INCLUDE)/os/$(OS_CLASS)/$(inc)

endif