From 548f1e20925d7fd318dda846473a0f3fbc03a3a7 Mon Sep 17 00:00:00 2001
From: "Peter S. Mazinger" <ps.m@gmx.net>
Date: Thu, 19 Jan 2006 20:43:50 +0000
Subject: Add multi support to libm, remove lib*-multi-y, unneeded

---
 libm/Makefile.in | 37 ++++++++++++++++++++-----------------
 1 file changed, 20 insertions(+), 17 deletions(-)

(limited to 'libm/Makefile.in')

diff --git a/libm/Makefile.in b/libm/Makefile.in
index fa9429165..a5bd41ebe 100644
--- a/libm/Makefile.in
+++ b/libm/Makefile.in
@@ -1,6 +1,6 @@
 # Makefile for uClibc
 #
-# Copyright (C) 2000-2005 Erik Andersen <andersen@uclibc.org>
+# Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
 #
 # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
 #
@@ -21,11 +21,7 @@
 #
 
 CFLAGS-libm := -DNOT_IN_libc -DIS_IN_libm $(SSP_ALL_CFLAGS)
-CFLAGS-libm += -D_IEEE_LIBM -D_ISOC99_SOURCE -D_SVID_SOURCE
-
-CFLAGS-libm/$(TARGET_ARCH)/ := $(CFLAGS-libm)
-
-CFLAGS-s_lib_version.c := -D_POSIX_MODE
+CFLAGS-libm += -D_IEEE_LIBM -D_ISOC99_SOURCE -D_SVID_SOURCE -D_POSIX_MODE
 
 LDFLAGS-libm.so := $(LDFLAGS)
 
@@ -34,8 +30,10 @@ LIBS-libm.so := $(LIBS)
 libm_FULL_NAME := libm-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so
 
 ifeq ($(UCLIBC_HAS_FPU),y)
+ifeq ($(DO_C99_MATH),y)
 -include $(top_srcdir)libm/$(TARGET_ARCH)/Makefile.arch
 endif
+endif
 
 FL_MSRC := float_wrappers.c
 
@@ -85,7 +83,9 @@ libm_OUT := $(top_builddir)libm
 
 # assume that arch specific versions are provided as single sources/objects
 ifeq ($(UCLIBC_HAS_FPU),y)
+ifeq ($(DO_C99_MATH),y)
 ifneq ($(strip $(libm_ARCH_OBJS)),)
+CFLAGS-libm/$(TARGET_ARCH)/ := $(CFLAGS-libm)
 
 # remove generic sources, if arch specific version is present
 ifneq ($(strip $(libm_ARCH_SRC)),)
@@ -99,12 +99,6 @@ FL_MOBJ := $(filter-out $(notdir $(libm_ARCH_OBJS)),$(FL_MOBJ))
 FL_MOBJ := $(filter-out $(patsubst s_%.o,%.o,$(notdir $(libm_ARCH_OBJS))),$(FL_MOBJ))
 endif
 endif
-
-ifneq ($(DOMULTI),n)
-ifeq ($(DO_C99_MATH),y)
-LIBM_NO_MULTI := s_lib_version.c
-CSRC := $(filter-out $(LIBM_NO_MULTI),$(CSRC))
-endif
 endif
 
 libm_SRC := $(patsubst %.c,$(libm_DIR)/%.c,$(CSRC))
@@ -113,7 +107,10 @@ 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))
 
+ifeq ($(DOMULTI),y)
 libm_DEF := $(patsubst %,-DL_%,$(subst .o,,$(notdir $(libm_MOBJ))))
+CFLAGS-libm += $(libm_DEF)
+endif
 
 libm_OBJS := $(libm_OBJ) $(libm_MOBJ)
 
@@ -124,26 +121,32 @@ libm-a-y += $(libm_OBJS)
 endif
 libm-so-y += $(libm_OBJS:.o=.os)
 
-CFLAGS-multi-y := $(libm_DEF)
-libm-multi-y += $(libm_SRC) $(libm_MSRC)
-libm-nomulti-$(DO_C99_MATH) += $(patsubst %.c,$(libm_OUT)/%.o,$(LIBM_NO_MULTI))
-
 lib-a-$(UCLIBC_HAS_FLOATS) += $(top_builddir)lib/libm.a
 lib-so-$(UCLIBC_HAS_FLOATS) += $(top_builddir)lib/libm.so
 objclean-y += libm_clean
 
+ifeq ($(DOMULTI),n)
 ifeq ($(DOPIC),y)
 $(top_builddir)lib/libm.so: $(top_builddir)lib/libm.a $(libc)
 else
 $(top_builddir)lib/libm.so: $(libm_OUT)/libm_so.a $(libc)
 endif
 	$(call link.so,$(libm_FULL_NAME),$(MAJOR_VERSION))
+else
+$(top_builddir)lib/libm.so: $(libm_OUT)/libm.oS $(libc)
+	$(call linkm.so,$(libm_FULL_NAME),$(MAJOR_VERSION))
+endif
 
 $(libm_OUT)/libm_so.a: $(libm-so-y)
 	$(Q)$(RM) $@
 	$(do_strip)
 	$(do_ar)
 
+$(libm_OUT)/libm.oS: $(libm_SRC) $(libm_MSRC) $(libm_ARCH_SRC)
+	$(Q)$(RM) $@
+	$(compile-m)
+	$(do_t_strip)
+
 $(top_builddir)lib/libm.a: $(libm-a-y)
 	$(Q)$(INSTALL) -d $(dir $@)
 	$(Q)$(RM) $@
@@ -157,4 +160,4 @@ $(libm_MOBJ:.o=.os): $(libm_MSRC)
 	$(compile.m)
 
 libm_clean:
-	$(RM) $(libm_OUT)/*.{o,os,a}
+	$(RM) $(libm_OUT)/*.{o,os,oS,a}
-- 
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