1# 2# @(#)Makefile 4.5 06/05/85 3# 4SCCSID = "@(#)Makefile 4.5 06/05/85" 5# 6# This high quality math library is intended to run on either a VAX in 7# D_floating format or a machine that conforms to the IEEE standard 754 8# for double precision floating-point arithmetic. 9# 10# WARNING: On machines other than the ones mentioned above, run the original 11# Version 7 math library, if nothing better is available. 12 13# 14# MACH indicates the type of floating point hardware you are using; legal 15# values are: 16# 17# VAX - for the VAX D_floating format, the default. 18# NATIONAL - for those IEEE machines whose floating point implementation 19# has similar byte ordering as the NATIONAL 32016 with 32081. 20# IEEE - for other IEEE machines, we hope. 21# 22MACH=VAX 23 24# 25# invoke object-code optimizer with appropriate MACH definition 26# 27CFLAGS=-O -D${MACH} 28 29INSTALL=install 30 31DESTDIR= 32 33# 34# files comprising the standard Math library 35# 36SRCS= E.c L.c acosh.c asinh.c atanh.c atrig.c cosh.c \ 37 erf.c exp.c exp__E.c floor.c gamma.c j0.c j1.c jn.c \ 38 log.c log10.c log__L.c pow.c sinh.c tanh.c 39FILES=cosh.o sinh.o tanh.o acosh.o asinh.o atanh.o atrig.o \ 40E.o L.o exp.o log.o log10.o pow.o exp__E.o log__L.o \ 41jn.o j0.o j1.o gamma.o erf.o floor.o 42MORE=\ 43${MACH}/atan2.o ${MACH}/cbrt.o ${MACH}/trig.o ${MACH}/cabs.o ${MACH}/support.o 44TAGSFILE=tags 45 46.c.o: 47#### generate additional code for profiling (-p) 48 ${CC} -p ${CFLAGS} -c $*.c 49#### generate relocation bits (-r) & preserve symbols that begin with L (-X) 50 -ld -X -r $*.o 51 mv a.out profiled/$*.o 52 ${CC} ${CFLAGS} -c $*.c 53#### generate relocation bits (-r) but don't preserve local symbols (-x) 54 -ld -x -r $*.o 55 mv a.out $*.o 56 57libm.a libm_p.a : ${FILES} 58 cd ${MACH}; make "MACH=${MACH}" "CFLAGS=${CFLAGS}" 59 cd profiled; ar cru ../libm_p.a ${FILES} ${MORE} 60 ar cru libm.a ${FILES} ${MORE} 61 62install: libm.a libm_p.a 63 ${INSTALL} libm.a ${DESTDIR}/usr/lib 64 ln ${DESTDIR}/usr/lib/libm.a ${DESTDIR}/usr/lib/libnm.a 65 ranlib ${DESTDIR}/usr/lib/libm.a 66 ${INSTALL} libm_p.a ${DESTDIR}/usr/lib 67 ln ${DESTDIR}/usr/lib/libm_p.a ${DESTDIR}/usr/lib/libnm_p.a 68 ranlib ${DESTDIR}/usr/lib/libm_p.a 69 70tags: 71 cwd=`pwd`; \ 72 for i in ${SRCS}; do \ 73 ctags -a -f ${TAGSFILE} $$cwd/$$i; \ 74 done 75 76clean: 77 -rm -f *.o ${MACH}/*.o profiled/*.o profiled/${MACH}/*.o \ 78 libm.a libm_p.a tags 79