diff options
Diffstat (limited to 'libm/Makefile.in')
| -rw-r--r-- | libm/Makefile.in | 86 |
1 files changed, 61 insertions, 25 deletions
diff --git a/libm/Makefile.in b/libm/Makefile.in index 1a90c567c..a61ceb2d2 100644 --- a/libm/Makefile.in +++ b/libm/Makefile.in @@ -1,16 +1,36 @@ -# Makefile.in for uClibc +# Makefile for uClibc # -# Licensed under LGPL v2.1, see the file COPYING.LIB in this tarball for details. +# Copyright (C) 2000-2005 Erik Andersen <andersen@uclibc.org> +# +# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. +# +# 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> # CFLAGS+=$(SSP_ALL_CFLAGS) CFLAGS+=-D_IEEE_LIBM -D_ISOC99_SOURCE -D_SVID_SOURCE +#DOMULTI=y + LIB_NAME:=libm -srcdir=$(top_srcdir)$(LIB_NAME) -$(LIB_NAME)_DIR:=$(top_builddir)$(LIB_NAME) +ifeq ($(HAS_FPU),y) +-include $(top_srcdir)libm/$(TARGET_ARCH)/Makefile.in +endif FL_MSRC:=float_wrappers.c @@ -52,33 +72,49 @@ CSRC:= w_acos.c w_asin.c s_atan.c w_atan2.c s_ceil.c s_cos.c \ FL_MOBJ:=sqrtf.o endif -$(LIB_NAME)_SRC:=$(patsubst %.c,$(srcdir)/%.c,$(CSRC)) - -$(LIB_NAME)_MSRC:=$(srcdir)/$(FL_MSRC) -$(LIB_NAME)_MOBJ:=$(patsubst %.o,$($(LIB_NAME)_DIR)/%.o,$(FL_MOBJ)) +libm_DIR:=$(top_srcdir)libm +libm_OUT:=$(top_builddir)libm +# assume that arch specific versions are provided as single sources/objects ifeq ($(HAS_FPU),y) -ifeq ($(DO_C99_MATH),y) -$(LIB_NAME)_ARCH_SRC:=$(wildcard $(srcdir)/$(TARGET_ARCH)/*.c) -$(LIB_NAME)_ARCH_OBJ:=$(patsubst $(srcdir)/$(TARGET_ARCH)/%.c,$($(LIB_NAME)_DIR)/$(TARGET_ARCH)/%.o,$($(LIB_NAME)_ARCH_SRC)) +ifneq ($(strip $(libm_ARCH_OBJS)),) # remove generic sources, if arch specific version is present -$(LIB_NAME)_NO_SRC:=$(patsubst $(srcdir)/$(TARGET_ARCH)/%.c,$(srcdir)/%.c,$($(LIB_NAME)_ARCH_SRC)) -$(LIB_NAME)_SRC:=$(filter-out $($(LIB_NAME)_NO_SRC),$($(LIB_NAME)_SRC)) -# add arch specific sources (assumed that these are not multi-sources) -$(LIB_NAME)_SRC+=$($(LIB_NAME)_ARCH_SRC) - -# remove generic objects produced from multi-sources, if arch specific version is present -$(LIB_NAME)_NO_MOBJ:=$(patsubst $($(LIB_NAME)_DIR)/$(TARGET_ARCH)/%.o,$($(LIB_NAME)_DIR)/%.o,$($(LIB_NAME)_ARCH_OBJ)) -$(LIB_NAME)_MOBJ:=$(filter-out $($(LIB_NAME)_NO_MOBJ),$($(LIB_NAME)_MOBJ)) +ifneq ($(strip $(libm_ARCH_SRC)),) +CSRC:=$(filter-out $(notdir $(libm_ARCH_SRC)),$(CSRC)) +endif + +# remove generic objects built from multi-sources, if arch specific version is present +FL_MOBJ:=$(filter-out $(notdir $(libm_ARCH_OBJS)),$(FL_MOBJ)) + +# we also try to remove % if s_% is in arch specific subdir +FL_MOBJ:=$(filter-out $(patsubst s_%.o,%.o,$(notdir $(libm_ARCH_OBJS))),$(FL_MOBJ)) endif endif -$(LIB_NAME)_arch_clean: - $(RM) $($(LIB_NAME)_DIR)/$(TARGET_ARCH)/*.{o,os} +libm_SRC:=$(patsubst %.c,$(libm_DIR)/%.c,$(CSRC)) +libm_OBJ:=$(patsubst $(libm_DIR)/%.c,$(libm_OUT)/%.o,$(libm_SRC)) + +libm_MSRC:=$(libm_DIR)/$(FL_MSRC) +libm_MOBJ:=$(patsubst %.o,$(libm_OUT)/%.o,$(FL_MOBJ)) + +libm_DEF:=$(patsubst %,-DL_%,$(subst .o,,$(notdir $(libm_MOBJ)))) + +libm_OBJS:=$(libm_OBJ) $(libm_MOBJ) + +$(libm_MOBJ) $(libm_MOBJ:.o=.os): $(libm_MSRC) + $(compile.m) + +libm-a-$(UCLIBC_HAS_FLOATS)+=$(libm_OBJS) +libm-a-pic-$(UCLIBC_HAS_FLOATS)+=$(libm_OBJS:.o=.os) +libm-so-$(UCLIBC_HAS_FLOATS)+=$(libm_OBJS:.o=.os) + +CFLAGS-multi-$(UCLIBC_HAS_FLOATS)+=$(libm_DEF) +libm-multi-$(UCLIBC_HAS_FLOATS)+=$(libm_MSRC) +libm-nomulti-$(UCLIBC_HAS_FLOATS)+=$(libm_OBJ) -libso-$(UCLIBC_HAS_FLOATS)+=$(top_builddir)lib/$(LIB_NAME).so -liba-$(UCLIBC_HAS_FLOATS)+=$(top_builddir)lib/$(LIB_NAME).a -libclean-y+=$(LIB_NAME)_clean $(LIB_NAME)_arch_clean +objclean-y+=libm_clean -include $(top_srcdir)Makefile.libs +lib-a-$(UCLIBC_HAS_FLOATS)+=$(top_builddir)lib/libm.a +lib-a-pic-$(UCLIBC_HAS_FLOATS)+=$(top_builddir)lib/libm.a +lib-so-$(UCLIBC_HAS_FLOATS)+=$(top_builddir)lib/libm.so |