1 # Makefile for uClibc's math library
2 # Copyright (C) 2001 by Lineo, inc.
4 # This math library is derived primarily from the Cephes Math Library,
5 # copyright by Stephen L. Moshier <moshier@world.std.com>
7 # This program is free software; you can redistribute it and/or modify it under
8 # the terms of the GNU Library General Public License as published by the Free
9 # Software Foundation; either version 2 of the License, or (at your option) any
12 # This program is distributed in the hope that it will be useful, but WITHOUT
13 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
14 # FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more
17 # You should have received a copy of the GNU Library General Public License
18 # along with this program; if not, write to the Free Software Foundation, Inc.,
19 # 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 include $(TOPDIR)Rules.mak
25 ifeq ($(TARGET_ARCH),$(wildcard $(TARGET_ARCH)))
35 LIBM_SHARED_FULLNAME=libm-$(MAJOR_VERSION).$(MINOR_VERSION).so
36 TARGET_CC= $(TOPDIR)extra/gcc-uClibc/$(TARGET_ARCH)-uclibc-gcc
37 TARGET_CFLAGS+=-D_IEEE_LIBM -D_ISOC99_SOURCE -D_SVID_SOURCE
39 ifeq ($(strip $(DO_C99_MATH)),true)
40 CSRC = e_acos.c e_acosh.c e_asin.c e_atan2.c e_atanh.c e_cosh.c\
41 e_exp.c e_fmod.c e_gamma.c e_gamma_r.c e_hypot.c e_j0.c\
42 e_j1.c e_jn.c e_lgamma.c e_lgamma_r.c e_log.c e_log10.c\
43 e_pow.c e_remainder.c e_rem_pio2.c e_scalb.c e_sinh.c\
44 e_sqrt.c k_cos.c k_rem_pio2.c k_sin.c k_standard.c k_tan.c\
45 s_asinh.c s_atan.c s_cbrt.c s_ceil.c s_copysign.c s_cos.c\
46 s_erf.c s_expm1.c s_fabs.c s_finite.c s_floor.c s_frexp.c\
47 s_ilogb.c s_ldexp.c s_lib_version.c s_log1p.c s_logb.c\
48 s_matherr.c s_modf.c s_nextafter.c s_rint.c s_scalbn.c\
49 s_signgam.c s_significand.c s_sin.c s_tan.c s_tanh.c\
50 w_acos.c w_acosh.c w_asin.c w_atan2.c w_atanh.c w_cabs.c\
51 w_cosh.c w_drem.c w_exp.c w_fmod.c w_gamma.c w_gamma_r.c\
52 w_hypot.c w_j0.c w_j1.c w_jn.c w_lgamma.c w_lgamma_r.c\
53 w_log.c w_log10.c w_pow.c w_remainder.c w_scalb.c w_sinh.c\
56 CSRC = w_acos.c w_asin.c s_atan.c w_atan2.c s_ceil.c s_cos.c \
57 w_cosh.c w_exp.c s_expm1.c s_fabs.c s_floor.c w_fmod.c \
58 s_frexp.c w_log.c w_log10.c s_modf.c w_pow.c s_sin.c \
59 w_sinh.c w_sqrt.c s_tan.c s_tanh.c s_scalbn.c s_copysign.c \
60 e_acos.c e_asin.c e_atan2.c k_cos.c e_cosh.c e_exp.c \
61 e_fmod.c e_log.c e_log10.c e_pow.c k_sin.c e_sinh.c e_sqrt.c \
62 k_tan.c e_rem_pio2.c k_rem_pio2.c
64 COBJS=$(patsubst %.c,%.o, $(CSRC))
68 ifneq ($(strip $(HAS_FLOATING_POINT)),true)
71 all: $(OBJS) $(LIBM) subdirs
75 @if [ -f $(LIBM) ] ; then \
76 install -d $(TOPDIR)lib; \
77 rm -f $(TOPDIR)lib/$(LIBM); \
78 install -m 644 $(LIBM) $(TOPDIR)lib; \
82 if [ -f $(LIBM) ] ; then \
83 $(TARGET_CC) $(TARGET_LDFLAGS) -nostdlib -shared -o $(LIBM_SHARED_FULLNAME) \
84 -Wl,-soname,$(LIBM_SHARED).$(MAJOR_VERSION) -Wl,--whole-archive $(LIBM) \
85 -Wl,--no-undefined -Wl,--allow-shlib-undefined -lc; \
86 install -d $(TOPDIR)lib; \
87 rm -f $(TOPDIR)lib/$(LIBM_SHARED_FULLNAME) $(TOPDIR)lib/$(LIBM_SHARED).$(MAJOR_VERSION); \
88 install -m 644 $(LIBM_SHARED_FULLNAME) $(TOPDIR)lib; \
89 (cd $(TOPDIR)lib; ln -sf $(LIBM_SHARED_FULLNAME) $(LIBM_SHARED)); \
90 (cd $(TOPDIR)lib; ln -sf $(LIBM_SHARED_FULLNAME) $(LIBM_SHARED).$(MAJOR_VERSION)); \
94 $(AR) $(ARFLAGS) $(LIBM) $(OBJS)
97 $(TARGET_CC) $(TARGET_CFLAGS) -c $< -o $@
98 $(STRIPTOOL) -x -R .note -R .comment $*.o
106 rm -f *.[oa] *~ core $(LIBM_SHARED)* $(LIBM_SHARED_FULLNAME)*
108 subdirs: $(patsubst %, _dir_%, $(DIRS))
109 subdirs_clean: $(patsubst %, _dirclean_%, $(ALL_SUBDIRS))
111 $(patsubst %, _dir_%, $(DIRS)) : dummy
112 $(MAKE) -C $(patsubst _dir_%, %, $@)
114 $(patsubst %, _dirclean_%, $(ALL_SUBDIRS)) : dummy
115 $(MAKE) -C $(patsubst _dirclean_%, %, $@) clean