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# Makefile for newlib/libm.
# Copyright (c) 1994, 1995, 1997 Cygnus Support.
# All rights reserved.
#
# Redistribution and use in source and binary forms are permitted
# provided that the above copyright notice and this paragraph are
# duplicated in all such forms and that any documentation,
# advertising materials, and other materials related to such
# distribution and use acknowledge that the software was developed
# at Cygnus Support, Inc.  Cygnus Support, Inc. may not be used to
# endorse or promote products derived from this software without
# specific prior written permission.
# THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.

VERSION = 1.8.1

srcdir = .

prefix = /usr/local

exec_prefix = $(prefix)
bindir = $(exec_prefix)/bin
libdir = $(exec_prefix)/lib

datadir = $(prefix)/share

mandir = $(prefix)/man
man1dir = $(mandir)/man1
man2dir = $(mandir)/man2
man3dir = $(mandir)/man3
man4dir = $(mandir)/man4
man5dir = $(mandir)/man5
man6dir = $(mandir)/man6
man7dir = $(mandir)/man7
man8dir = $(mandir)/man8
man9dir = $(mandir)/man9
infodir = $(prefix)/info
includedir = $(prefix)/include

SHELL = /bin/sh

INSTALL = install -c
INSTALL_PROGRAM = $(INSTALL)
INSTALL_DATA = $(INSTALL)

AR_FLAGS = qv
BISON = bison
MAKEINFO = makeinfo
TEXI2DVI = texi2dvi
TEXIDIR=$(srcdir)/../../texinfo
SET_TEXINPUTS = TEXINPUTS=${TEXIDIR}:.:$(srcdir):$$TEXINPUTS

TOP = ..
SRCTOP = ..
TARGETDOC = `echo $${rootpre}./targetdep.tex`

.NOEXPORT:
MAKEOVERRIDES=

#### Host, target, and site specific Makefile fragments come in here.
###

# These are roughly topologically sorted in order to make porting more
# streamlined.
FLAGS_TO_PASS = \
        "CC=$(CC)" \
        "CFLAGS=$(CFLAGS)" \
        "BISON=$(BISON)" \
        "AR=$(AR)" \
        "AR_FLAGS=$(AR_FLAGS)" \
        "AS=$(AS)" \
        "CROSS_CFLAGS=$(CROSS_CFLAGS)" \
        "TARGET_CFLAGS=$(TARGET_CFLAGS)" \
        "INCLUDES=$(INCLUDES)" \
        "CHEW=$(CHEW)" \
        "TARGETDOC=$(TARGETDOC)"

SUBDIRS = math
SUBLIBS = \
        math/lib.a

all: libm.a
libm.a: $(SUBLIBS)
        rm -f $@
        rm -rf tmp
        mkdir tmp
        rootpre=`pwd`/; export rootpre; \
        srcrootpre=`cd $(srcdir); pwd`/; export srcrootpre ; \
        cd tmp ; \
                for i in $(SUBLIBS) ; do \
                        $(AR) x ../$$i ; \
                done ; \
                $(AR) $(AR_FLAGS) ../$@ *.o
        $(RANLIB) $@
        rm -rf tmp

$(SUBLIBS): force
        @rootpre=`pwd`/; export rootpre; \
        srcrootpre=`cd $(srcdir); pwd`/; export srcrootpre; \
        (cd `echo $@ | sed -e 's:/[^/]*$$::'` ; \
                $(MAKE) $(FLAGS_TO_PASS) all) \
        || exit 1

.PHONY: subdir_do
subdir_do:
        @for i in $(DODIRS); do \
                if [ -f ./$$i/Makefile ] ; then \
                        echo "cd $$i; make $(DO)" ; \
                        (cd $$i ; $(MAKE) $(FLAGS_TO_PASS) $(DO)) || exit 1 ; \
                else true ; fi ; \
        done

clean-here:
        rm -f core *~ libm.a
        rm -f libm.cp libm.dvi targetdep.tex libm.log libm.cps
        rm -f libm.aux libm.toc libm.fn libm.vr libm.tp libm.ky
        rm -f libm.pg libm.fns libm.kys libm.pgs libm.tps libm.vrs

clean mostlyclean: clean-here
        @rootpre=`pwd`/; export rootpre; \
        srcrootpre=`cd $(srcdir); pwd`/; export srcrootpre; \
        $(MAKE) DO=$@ DODIRS="$(SUBDIRS)" $(FLAGS_TO_PASS) subdir_do

distclean maintainer-clean realclean: clean-here
        @rootpre=`pwd`/; export rootpre; \
        srcrootpre=`cd $(srcdir); pwd`/; export srcrootpre; \
        $(MAKE) DO=$@ DODIRS="$(SUBDIRS)" $(FLAGS_TO_PASS) subdir_do
        rm -f Makefile config.status

info:
        -rm -f targetdep.tex
        @rootpre=`pwd`/; export rootpre; \
        srcrootpre=`cd $(srcdir); pwd`/; export srcrootpre; \
        $(MAKE) $(FLAGS_TO_PASS) targetdep.tex
        $(MAKEINFO) -o libm.info $(srcdir)/libm.texinfo

targetdep.tex:
        touch targetdep.tex
        @rootpre=`pwd`/; export rootpre; \
        srcrootpre=`cd $(srcdir); pwd`/; export srcrootpre; \
        $(MAKE) DO=doc DODIRS="$(SUBDIRS)" $(FLAGS_TO_PASS) subdir_do

docs: dvi

dvi:
        -rm -f targetdep.tex
        @rootpre=`pwd`/; export rootpre; \
        srcrootpre=`cd $(srcdir); pwd`/; export srcrootpre; \
        $(MAKE) $(FLAGS_TO_PASS) targetdep.tex
        $(SET_TEXINPUTS) $(TEXI2DVI) $(srcdir)/libm.texinfo

install:

install-info:
        -for i in libm.info*; do \
            $(INSTALL_DATA) $$i $(infodir)/$$i; \
          done

force:

Makefile: Makefile.in $(host_makefile_frag) $(target_makefile_frag)
        $(SHELL) config.status