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#
# Copyright (c) 1995, 3Dfx Interactive, Inc.
# All Rights Reserved.
#
# This is UNPUBLISHED PROPRIETARY SOURCE CODE of 3Dfx Interactive, Inc.;
# the contents of this file may not be disclosed to third parties, copied or
# duplicated in any form, in whole or in part, without the prior written
# permission of 3Dfx Interactive, Inc.
#
# RESTRICTED RIGHTS LEGEND:
# Use, duplication or disclosure by the Government is subject to restrictions
# as set forth in subdivision (c)(1)(ii) of the Rights in Technical Data
# and Computer Software clause at DFARS 252.227-7013, and/or in similar or
# successor clauses in the FAR, DOD or NASA FAR Supplement. Unpublished -
# rights reserved under the Copyright Laws of the United States.
#
# $Revision: 1.3 $
# $Date: 2000/07/12 21:35:28 $
#
# If we call make recursively, we may want to print the subdirectory to which
# we are changing. This helps track down make errors. However, this can also
# make the make output noisy. If the envariable NOISY_RECURSION is
# set to "YES", we will print the directory when we recurse into it.
# Otherwise we will not. The default is to not print the directory.
#
ifneq ($(NOISY_RECURSION),YES)
MAKE_PRINT_DIRECTORY=--no-print-directory
endif
#
# Check to see that certain variables are actually set, and set them
# to reasonable values.
#
ifeq ($(BUILD_ROOT),)
ifeq ($(TOPDIR),)
export TOPDIR = $(shell pwd)
endif
export BUILD_ROOT = $(TOPDIR)
endif
ifeq ($(BUILD_ROOT_SWLIBS),)
export BUILD_ROOT_SWLIBS = $(TOPDIR)/swlibs
endif
ifeq ($(BUILD_ROOT_HW),)
export BUILD_ROOT_HW = $(TOPDIR)/$(FX_GLIDE_HW)
endif
ifeq ($(GCC_INCLUDE),)
GCC_INCLUDE=/usr/local/include/gcc
endif
#
# Make include file, kept as simple as possible, defines/setups the following
# 1) global CC flags
# 2) global LD flags
# 3) default rule (all)
# 4) make depend rules
# 5) file removal rules
# 6) recursive rules
#--------------------------------------------------------------------------
# configuration variables for the compiler environment
# FX_COMPILER must be set to either MICROSOFT or WATCOM
# DEBUG must be set to enable debugging flags for cc and link
#
ifeq ($(CC),)
CC = gcc
endif
CPP = $(CC) -E -c
ASM_LIST_FLAGS = -s
CDEBUG = -g
CNODEBUG = -O
LDEBUG = -g
LNODEBUG =
GLDOPTS = -L$(BUILD_ROOT_SWLIBS)/lib -L$(BUILD_ROOT_HW)/lib
LINK = $(CC)
DEBUGDEFS = -DGDBG_INFO_ON -DGLIDE_DEBUG
GCDEFS = -DENDB -DX11
GCINCS = -I. -I$(BUILD_ROOT_SWLIBS)/include -I$(BUILD_ROOT_HW)/include
GCOPTS = -Wall
ifeq "$(FX_GLIDE_PIC)" "1"
GCPTS := $(GCOPTS) -fPIC -DPIC
endif
#
# BIG_OPT Indicates O3(?) or better is being used. It changes the
# assembly language in grDrawTriangle. Larger optimization removes
# an extra push in the calling sequence.
#
CNODEBUG = -O6 -mcpu=i486 -fomit-frame-pointer -funroll-loops \
-fexpensive-optimizations -ffast-math -DBIG_OPT
CDEBUG = -g -O
GLDOPTS = -L$(BUILD_ROOT_SWLIBS)/lib -L/usr/lib
# Profiling
#CDEBUG = -pg -g -O
#GCDEFS =
# if we are not debugging then replace debug flags with nodebug flags
# DEBUG = xx
ifndef DEBUG
CDEBUG = $(CNODEBUG)
LDEBUG = $(LNODEBUG)
else
CDEBUG = $(DEBUGDEFS)
endif
#--------------------------------------------------------------------------
# build up CFLAGS from global, local, and variable flags
# each of which has includes, defines, and options
#
GCFLAGS = $(GCINCS) $(GCDEFS) $(GCOPTS)
LCFLAGS = $(LCINCS) $(LCDEFS) $(LCOPTS)
VCFLAGS = $(VCINCS) $(VCDEFS) $(VCOPTS)
CFLAGS = $(CDEBUG) $(GCFLAGS) $(LCFLAGS) $(VCFLAGS)
#--------------------------------------------------------------------------
# build up global linker flags (LDFLAGS) and libraries (LDLIBS)
# note that local libs are before global libs
#
GLDLIBS = -lm
LDFLAGS = $(LDEBUG) $(GLDOPTS) $(LLDOPTS)
LDLIBS = $(LLDLIBS) $(GLDLIBS)
#--------------------------------------------------------------------------
# configure OS commands
#
AR = /usr/bin/ar crsl
ECHO = /bin/echo
INSTALL = /usr/bin/install
DATE = date
RM = rm
#--------------------------------------------------------------------------
# TAGS file for emacs
TAGS = $(BUILD_ROOT)/TAGS
#--------------------------------------------------------------------------
#
# a default rule, serves 2 purposes
# 1) keeps us from typing "make install" all the time
# 2) allows this file to be included first, without clobber becoming
# the default rule
default: all
all: incs libs bins
# We need to handle asm files with extensions of .s and .S
OBJECTS = $(CFILES:.c=.o) $(CPPFILES:.cpp=.o) $(LIBOBJS) \
$(patsubst %.s,%.o,$(patsubst %.S,%.o,$(AFILES)))
#--------------------------------------------------------------------------
# rules for INCS, LIBS, and BINS , the three major targets
#
$(THISDIR)incs: $(HEADERS)
ifdef HEADERS
ifdef INSTALL_DESTINATION
$(INSTALL) -d $(INSTALL_DESTINATION)/include
$(INSTALL) -m 644 $(HEADERS) $(INSTALL_DESTINATION)/include
else
@echo INSTALL_DESTINATION not defined, not installing HEADERS
endif
endif
#--------------------------------------------------------------------------
# rules for LIBRARIES
# NOTE: we supply a default rule for making a library
ifdef LIBRARIES
LIBPARTS = $(OBJECTS) $(SUBLIBRARIES)
$(LIBRARIES): $(LIBPARTS)
/bin/rm -f $*.a
$(AR) $*.a $(OBJECTS)
ifneq ($(SHARED_LIBRARY),)
SONAME := $(shell echo $(SHARED_LIBRARY) | cut -d "." -f 1-3)
BASENAME := $(shell echo $(SHARED_LIBRARY) | cut -d "." -f 1-2)
$(SHARED_LIBRARY): $(LIBPARTS) $(SUBLIBRARIES)
$(LINK) $(LDFLAGS) -shared -Wl,-soname,$(SONAME) -o $(SHARED_LIBRARY) \
-Xlinker --whole-archive \
$(LIBRARIES) $(SUBLIBRARIES) \
-Xlinker --no-whole-archive \
$(LINKLIBRARIES)
endif
$(THISDIR)libs: $(LIBRARIES) $(SHARED_LIBRARY)
ifdef INSTALL_DESTINATION
$(INSTALL) -d $(INSTALL_DESTINATION)/lib
$(INSTALL) -m 644 $(LIBRARIES) $(INSTALL_DESTINATION)/lib
ifneq "$(SHARED_LIBRARY)" ""
$(INSTALL) -m 644 $(SHARED_LIBRARY) $(INSTALL_DESTINATION)/lib
# Create proper symlinks for the shared library so that the binaries
# can link against it.
rm -f $(INSTALL_DESTINATION)/lib/$(SONAME)
ln -s $(SHARED_LIBRARY) $(INSTALL_DESTINATION)/lib/$(SONAME)
rm -f $(INSTALL_DESTINATION)/lib/$(BASENAME)
ln -s $(SONAME) $(INSTALL_DESTINATION)/lib/$(BASENAME)
endif
else
@echo INSTALL_DESTINATION not defined, not installing LIBRARIES
endif
else
$(THISDIR)libs:
endif
#--------------------------------------------------------------------------
# rules for BINS
# NOTE: calling makefile must define rules for making programs
# or define SIMPLE_EXE or MULTI_EXE
PROGRAM_LLDOBJECTS=
ifdef PROGRAM
$(PROGRAM): $(OBJECTS) $(PROGRAM_LLDOBJECTS)
$(LINK) -o $@ $(OBJECTS) $(LDLIBS) $(LDFLAGS)
endif
ifdef PROGRAMS
$(PROGRAMS): % : %.o $(PROGRAM_LLDOBJECTS)
$(LINK) -o $@ [email protected] $(LDLIBS) $(LDFLAGS)
endif
INSTALL_TARGETS = $(PROGRAM) $(PROGRAMS) $(BATS) $(DIAGS)
$(THISDIR)bins: $(PROGRAM) $(PROGRAMS) $(BATS) $(DIAGS)
ifneq ($(strip $(INSTALL_TARGETS)),)
ifdef INSTALL_DESTINATION
echo installing $(INSTALL_TARGETS)
$(INSTALL) -d $(INSTALL_DESTINATION)/bin
$(INSTALL) -m 755 $(INSTALL_TARGETS) $(INSTALL_DESTINATION)/bin
else
@echo INSTALL_DESTINATION not defined, not installing PROGRAMS
endif
endif
TARGETS = $(LIBRARIES) $(SHARED_LIBRARY) $(PROGRAM) $(PROGRAMS) $(BATS) $(DIAGS)
#--------------------------------------------------------------------------
# MKDEPFILE is the name of the dependency database
#
MKDEPFILE = makedep
#--------------------------------------------------------------------------
# File removal rules: there are four
# - neat removes dirt
# - clean removes intermediates and neat (dirt)
# - clobber removes targets and clean (intermediates and dirt)
# - rmtargets removes targets only
#
#--------------------------------------------------------------------------
# DIRT definitions
#
GDIRT = *.cod *.bak *.pdb *.ilk *.map *.sym *.err *.i stderr.out core
DIRT = $(GDIRT) $(LDIRT)
JUNK = __junk__
$(THISDIR)clobber: $(THISDIR)clean $(THISDIR)rmtargets
$(RM) -f $(MKDEPFILE) $(JUNK) $(TAGS)
$(THISDIR)clean: $(THISDIR)neat
$(RM) -f $(OBJECTS) $(JUNK)
$(THISDIR)neat:
$(RM) -f $(DIRT) $(JUNK)
$(THISDIR)rmtargets:
$(RM) -f $(TARGETS) $(JUNK)
.SUFFIXES: .cod .i .bat .sh
.c.cod:
$(CC) $(CFLAGS) $(ASM_LIST_FLAGS) $*.c
.c.i:
$(CPP) $(CFLAGS) $*.c > $@
.bat.sh:
awk -f $(BUILD_ROOT_CHIP)/diags/bat2sh.awk $*.bat > $@
@chmod x $@
#--------------------------------------------------------------------------
# Include a makedepend file if necessary. Don't know if this
# works.
#
#if EXISTS ($(MKDEPFILE))
#include $(MKDEPFILE)
#endif
ifndef MAKEFILE
MAKEFILE = makefile.linux
endif
ifdef CFILES
$(OBJECTS): $(HEADERS) $(PRIVATE_HEADERS) $(MAKEFILE)
endif
#--------------------------------------------------------------------------
# Rules for emacs TAGS
# The etags command appends to the TAGS file, so the TAGS file will keep growing
# everytime you run add_tags. To start a whole new tags file, make new_tags.
# This will delete the old TAGS file first. Then if you want to add to
# the tags file later, just run add_tags. This is useful when you run make
# from more than one directory (like swlibs and h4), but you want all of it in
# one tags file.
new_tags:
- rm -f $(TAGS)
$(MAKE) -f $(MAKEFILE) rtags
add_tags:
$(MAKE) -f $(MAKEFILE) rtags
$(THISDIR)rtags: $(HEADERS) $(PRIVATE_HEADERS) $(CFILES) $(LIBSRC)
ifdef HEADERS
etags -t -a -C -o $(TAGS) $(HEADERS)
endif
ifdef PRIVATE_HEADERS
etags -t -a -C -o $(TAGS) $(PRIVATE_HEADERS)
endif
ifdef CFILES
etags -t -a -C -o $(TAGS) $(CFILES)
endif
ifdef LIBSRC
etags -t -a -C -o $(TAGS) $(LIBSRC)
endif
#--------------------------------------------------------------------------
# RECURSIVE rules
# A recursive makefile should set SUBDIRS and THISDIR
# setting THISDIR prefixes all the common targets with $(THISDIR)
# and enables the recursive definitions of them below
# SUBDIRS1 is used when SUBDIRS exceeds 6 (DOS args only go up to %9)
ifdef THISDIR
# Recursive targets and rules (decend into each subdirectory)
RETARGETS= clobber clean neat rmtargets depend incs libs bins rtags
$(RETARGETS): % : $(THISDIR)%
@for d in ${SUBDIRS} ;\
do \
echo "====recursing into "$$d" (make $@) ============================"; \
${MAKE} -f $(MAKEFILE) -C $$d $(MAKE_PRINT_DIRECTORY) $@ || exit 1;\
done
endif
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