# Makefile for uClibc's math library
-# Copyright (C) 2001 by Lineo, inc.
#
-# This math library is derived primarily from the Cephes Math Library,
-# copyright by Stephen L. Moshier <moshier@world.std.com>
+# Copyright (C) 2000,2001 Erik Andersen <andersen@uclibc.org>
+#
+# The routines included in this math library are derived from the
+# math library for Apple's MacOS X/Darwin math library, which was
+# itself swiped from FreeBSD. The original copyright information
+# is as follows:
+#
+# Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+#
+# Developed at SunPro, a Sun Microsystems, Inc. business.
+# Permission to use, copy, modify, and distribute this
+# software is freely granted, provided that this notice
+# is preserved.
+#
+# It has been ported to work with uClibc and generally behave
+# by Erik Andersen <andersen@codepoet.org>
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU Library General Public License as published by the Free
# You should have received a copy of the GNU Library General Public License
# along with this program; if not, write to the Free Software Foundation, Inc.,
# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-#
TOPDIR=../
include $(TOPDIR)Rules.mak
+ifeq ($(TARGET_ARCH),$(wildcard $(TARGET_ARCH)))
+DIRS = $(TARGET_ARCH)
+else
+DIRS =
+endif
+ALL_SUBDIRS = powerpc
+
+
LIBM=libm.a
LIBM_SHARED=libm.so
LIBM_SHARED_FULLNAME=libm-$(MAJOR_VERSION).$(MINOR_VERSION).so
-TARGET_CC= $(TOPDIR)extra/gcc-uClibc/$(TARGET_ARCH)-uclibc-gcc
+CFLAGS+=-D_IEEE_LIBM -D_ISOC99_SOURCE -D_SVID_SOURCE
-DIRS=
-ifeq ($(strip $(HAS_FLOATS)),true)
- DIRS+=float
-endif
-ifeq ($(strip $(HAS_DOUBLE)),true)
- DIRS+=double
-endif
-ifeq ($(strip $(HAS_LONG_DOUBLE)),true)
- DIRS+=ldouble
+ifeq ($(strip $(DO_C99_MATH)),true)
+CSRC = e_acos.c e_acosh.c e_asin.c e_atan2.c e_atanh.c e_cosh.c\
+ e_exp.c e_fmod.c e_gamma.c e_gamma_r.c e_hypot.c e_j0.c\
+ e_j1.c e_jn.c e_lgamma.c e_lgamma_r.c e_log.c e_log10.c\
+ e_pow.c e_remainder.c e_rem_pio2.c e_scalb.c e_sinh.c\
+ e_sqrt.c k_cos.c k_rem_pio2.c k_sin.c k_standard.c k_tan.c\
+ s_asinh.c s_atan.c s_cbrt.c s_ceil.c s_copysign.c s_cos.c\
+ s_erf.c s_expm1.c s_fabs.c s_finite.c s_floor.c s_frexp.c\
+ s_ilogb.c s_ldexp.c s_lib_version.c s_log1p.c s_logb.c\
+ s_matherr.c s_modf.c s_nextafter.c s_rint.c s_scalbn.c\
+ s_signgam.c s_significand.c s_sin.c s_tan.c s_tanh.c\
+ w_acos.c w_acosh.c w_asin.c w_atan2.c w_atanh.c w_cabs.c\
+ w_cosh.c w_drem.c w_exp.c w_fmod.c w_gamma.c w_gamma_r.c\
+ w_hypot.c w_j0.c w_j1.c w_jn.c w_lgamma.c w_lgamma_r.c\
+ w_log.c w_log10.c w_pow.c w_remainder.c w_scalb.c w_sinh.c\
+ w_sqrt.c fpmacros.c
+else
+CSRC = w_acos.c w_asin.c s_atan.c w_atan2.c s_ceil.c s_cos.c \
+ w_cosh.c w_exp.c s_expm1.c s_fabs.c s_floor.c w_fmod.c \
+ s_frexp.c w_log.c w_log10.c s_modf.c w_pow.c s_sin.c \
+ w_sinh.c w_sqrt.c s_tan.c s_tanh.c s_scalbn.c s_copysign.c \
+ e_acos.c e_asin.c e_atan2.c k_cos.c e_cosh.c e_exp.c \
+ e_fmod.c e_log.c e_log10.c e_pow.c k_sin.c e_sinh.c e_sqrt.c \
+ k_tan.c e_rem_pio2.c k_rem_pio2.c
endif
-ALL_SUBDIRS = float double ldouble
+COBJS=$(patsubst %.c,%.o, $(CSRC))
+OBJS=$(COBJS)
-all: $(LIBM)
-$(LIBM): subdirs
+ifneq ($(strip $(HAS_FLOATING_POINT)),true)
+all: clean subdirs
+else
+all: $(OBJS) $(LIBM) subdirs
+endif
+
+$(LIBM): ar-target
@if [ -f $(LIBM) ] ; then \
+ set -x -e; \
install -d $(TOPDIR)lib; \
rm -f $(TOPDIR)lib/$(LIBM); \
install -m 644 $(LIBM) $(TOPDIR)lib; \
fi;
-tags:
- ctags -R
-
shared: all
- if [ -f $(LIBM) ] ; then \
- $(TARGET_CC) $(LDFLAGS) -shared -o $(LIBM_SHARED_FULLNAME) \
- -Wl,-soname,$(LIBM_SHARED).$(MAJOR_VERSION) -Wl,--whole-archive \
- $(LIBM) $(TOPDIR)lib/$(SHARED_FULLNAME); \
- install -d $(TOPDIR)lib; \
- rm -f $(TOPDIR)lib/$(LIBM_SHARED_FULLNAME) $(TOPDIR)lib/$(LIBM_SHARED).$(MAJOR_VERSION); \
- install -m 644 $(LIBM_SHARED_FULLNAME) $(TOPDIR)lib; \
- (cd $(TOPDIR)lib; ln -sf $(LIBM_SHARED_FULLNAME) $(LIBM_SHARED)); \
- (cd $(TOPDIR)lib; ln -sf $(LIBM_SHARED_FULLNAME) $(LIBM_SHARED).$(MAJOR_VERSION)); \
+ @if [ -f $(LIBM) ] ; then \
+ set -x -e; \
+ $(LD) $(LDFLAGS) -soname=$(LIBM_SHARED).$(MAJOR_VERSION) \
+ -o $(LIBM_SHARED_FULLNAME) --whole-archive $(LIBM) \
+ --no-whole-archive -L$(TOPDIR)/lib -lc; \
+ install -d $(TOPDIR)lib; \
+ rm -f $(TOPDIR)lib/$(LIBM_SHARED_FULLNAME) $(TOPDIR)lib/$(LIBM_SHARED).$(MAJOR_VERSION); \
+ install -m 644 $(LIBM_SHARED_FULLNAME) $(TOPDIR)lib; \
+ (cd $(TOPDIR)lib && ln -sf $(LIBM_SHARED_FULLNAME) $(LIBM_SHARED)); \
+ (cd $(TOPDIR)lib && ln -sf $(LIBM_SHARED_FULLNAME) $(LIBM_SHARED).$(MAJOR_VERSION)); \
fi;
+ar-target: $(OBJS)
+ $(AR) $(ARFLAGS) $(LIBM) $(OBJS)
+
+$(COBJS): %.o : %.c
+ $(CC) $(CFLAGS) -c $< -o $@
+ $(STRIPTOOL) -x -R .note -R .comment $*.o
+
+$(OBJ): Makefile
+
+tags:
+ ctags -R
+
+clean: subdirs_clean
+ rm -f *.[oa] *~ core $(LIBM_SHARED)* $(LIBM_SHARED_FULLNAME)*
+
subdirs: $(patsubst %, _dir_%, $(DIRS))
subdirs_clean: $(patsubst %, _dirclean_%, $(ALL_SUBDIRS))
$(patsubst %, _dirclean_%, $(ALL_SUBDIRS)) : dummy
$(MAKE) -C $(patsubst _dirclean_%, %, $@) clean
-clean: subdirs_clean
- rm -f *.[oa] *~ core $(LIBM_SHARED)* $(LIBM_SHARED_FULLNAME)*
-
.PHONY: dummy
-
OSDN Git Service
