# Makefile for uClibc
#
# Copyright (C) 2000 by Lineo, inc.
+# Copyright (C) 2000-2002 Erik Andersen <andersen@uclibc.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
TOPDIR=../../
include $(TOPDIR)Rules.mak
+LDSO_FULLNAME=ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so
-TARGET_CFLAGS += #-DDL_DEBUG #-funroll-loops
+XXFLAGS=$(XWARNINGS) $(OPTIMIZATION) $(XARCH_CFLAGS) $(CPU_CFLAGS) $(PICFLAG) \
+ -DUCLIBC_TARGET_PREFIX=\"$(TARGET_PREFIX)\" \
+ -DUCLIBC_DEVEL_PREFIX=\"$(DEVEL_PREFIX)\" \
+ -DUCLIBC_BUILD_DIR=\"$(shell cd $(TOPDIR) && pwd)\" \
+ -fno-builtin -nostdinc -I$(TOPDIR)ldso/include -I. -I$(TOPDIR)include
+ifeq ($(DODEBUG),y)
+XXFLAGS=$(XWARNINGS) -O0 -g3 $(XARCH_CFLAGS) $(CPU_CFLAGS) $(PICFLAG) \
+ -DUCLIBC_TARGET_PREFIX=\"$(TARGET_PREFIX)\" \
+ -DUCLIBC_DEVEL_PREFIX=\"$(DEVEL_PREFIX)\" \
+ -DUCLIBC_BUILD_DIR=\"$(shell cd $(TOPDIR) && pwd)\" \
+ -fno-builtin -nostdinc -I$(TOPDIR)ldso/include -I. -I$(TOPDIR)include
+endif
-LDSO_FULLNAME=ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).so
-TARGET_CFLAGS+=-fPIC -D__PIC__ -DUCLIBC_ROOT_DIR=\"$(DEVEL_PREFIX)\" -DUCLIBC_BUILD_DIR=\"$(shell cd $(TOPDIR); pwd)\"
-CSRC= boot1.c hash.c readelflib1.c vsprintf.c $(TARGET_ARCH)/elfinterp.c
+XXFLAGS+=$(shell $(CC) -print-search-dirs | sed -ne "s/install: *\(.*\)/-I\1include/gp")
+LDFLAGS=$(CPU_LDFLAGS-y) -shared --warn-common --export-dynamic --sort-common \
+ -z combreloc --discard-locals --discard-all
+CSRC= ldso.c #hash.c readelflib1.c $(TARGET_ARCH)/elfinterp.c
COBJS=$(patsubst %.c,%.o, $(CSRC))
ASRC=$(shell ls $(TARGET_ARCH)/*.S)
AOBJS=$(patsubst %.S,%.o, $(ASRC))
OBJS=$(AOBJS) $(COBJS)
+ifneq ($(strip $(DODEBUG)),y)
+LDFLAGS+=-s
+endif
+
+ifeq ($(strip $(SUPPORT_LD_DEBUG)),y)
+XXFLAGS+=-D__SUPPORT_LD_DEBUG__
+endif
+
+ifeq ($(strip $(SUPPORT_LD_DEBUG_EARLY)),y)
+XXFLAGS+=-D__SUPPORT_LD_DEBUG_EARLY__
+endif
+
+ifeq ($(strip $(FORCE_SHAREABLE_TEXT_SEGMENTS)),y)
+XXFLAGS+=-DFORCE_SHAREABLE_TEXT_SEGMENTS
+endif
all: lib
-lib:: ld.so.h $(OBJS) $(DLINK_OBJS)
- $(TARGET_CC) -e _dl_boot $(TARGET_LDFLAGS) -nostdlib -shared -o $(LDSO_FULLNAME) \
- -Wl,-soname,$(UCLIBC_LDSO) $(OBJS)
- install -d $(TOPDIR)lib
- install -m 755 $(LDSO_FULLNAME) $(TOPDIR)lib
- (cd $(TOPDIR)lib;ln -sf $(LDSO_FULLNAME) $(UCLIBC_LDSO))
+lib:: _dl_progname.h $(OBJS) $(DLINK_OBJS)
+ $(LD) $(LDFLAGS) -e _dl_boot -soname=$(UCLIBC_LDSO) \
+ -o $(LDSO_FULLNAME) $(OBJS) $(LIBGCC);
+ $(INSTALL) -d $(TOPDIR)lib
+ $(INSTALL) -m 755 $(LDSO_FULLNAME) $(TOPDIR)lib
+ (cd $(TOPDIR)lib && ln -sf $(LDSO_FULLNAME) $(UCLIBC_LDSO))
+
+_dl_progname.h: Makefile
+ echo "const char *_dl_progname=\""$(UCLIBC_LDSO)"\";" > _dl_progname.h
+ echo "#include \"$(TARGET_ARCH)/elfinterp.c\"" >> _dl_progname.h
-ld.so.h: Makefile
- echo "#define _dl_static_progname \""$(UCLIBC_LDSO)"\"" > ld.so.h
$(COBJS): %.o : %.c
- $(TARGET_CC) $(TARGET_CFLAGS) -I. -I./$(TARGET_ARCH) -I../libdl -c $< -o $@
+ $(CC) $(XXFLAGS) -I../libdl -c $< -o $@
$(STRIPTOOL) -x -R .note -R .comment $*.o
+$(AOBJS): %.o : %.S
+ $(CC) $(XXFLAGS) -I../libdl -c $< -o $@
+ $(STRIPTOOL) -x -R .note -R .comment $*.o
+
+ldso.o: ldso.c hash.c readelflib1.c $(TARGET_ARCH)/elfinterp.c _dl_progname.h
+
clean::
- $(RM) -f $(UCLIBC_LDSO)* $(OBJS) $(LDSO_FULLNAME)* core *.o *.a *.s *.i tmp_make foo *~
+ $(RM) -f $(UCLIBC_LDSO)* $(OBJS) $(LDSO_FULLNAME)* core *.o *.a *.s *.i _dl_progname.h ldso.h *~