3 # Copyright (C) 2000 by Lineo, inc.
4 # Copyright (C) 2000-2002 Erik Andersen <andersen@uclibc.org>
6 # This program is free software; you can redistribute it and/or modify it under
7 # the terms of the GNU Library General Public License as published by the Free
8 # Software Foundation; either version 2 of the License, or (at your option) any
11 # This program is distributed in the hope that it will be useful, but WITHOUT
12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
13 # FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more
16 # You should have received a copy of the GNU Library General Public License
17 # along with this program; if not, write to the Free Software Foundation, Inc.,
18 # 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 # Derived in part from the Linux-8086 C library, the GNU C Library, and several
21 # other sundry sources. Files within this library are copyright by their
22 # respective copyright holders.
26 include $(TOPDIR)Rules.mak
27 LDSO_FULLNAME=ld-uClibc-$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL).so
30 XXFLAGS=$(XWARNINGS) $(OPTIMIZATION) $(XARCH_CFLAGS) $(CPU_CFLAGS) $(PICFLAG) \
31 -DUCLIBC_TARGET_PREFIX=\"$(TARGET_PREFIX)\" \
32 -DUCLIBC_DEVEL_PREFIX=\"$(DEVEL_PREFIX)\" \
33 -DUCLIBC_BUILD_DIR=\"$(shell cd $(TOPDIR) && pwd)\" \
34 -fno-builtin -nostdinc -I$(TOPDIR)ldso/include -I. -I$(TOPDIR)include
37 XXFLAGS=$(XWARNINGS) -O0 -g3 $(XARCH_CFLAGS) $(CPU_CFLAGS) $(PICFLAG) \
38 -DUCLIBC_TARGET_PREFIX=\"$(TARGET_PREFIX)\" \
39 -DUCLIBC_DEVEL_PREFIX=\"$(DEVEL_PREFIX)\" \
40 -DUCLIBC_BUILD_DIR=\"$(shell cd $(TOPDIR) && pwd)\" \
41 -fno-builtin -nostdinc -I$(TOPDIR)ldso/include -I. -I$(TOPDIR)include
44 XXFLAGS+=$(shell $(CC) -print-search-dirs | sed -ne "s/install: *\(.*\)/-I\1include/gp")
45 LDFLAGS=$(CPU_LDFLAGS-y) -shared --warn-common --export-dynamic --sort-common \
46 -z combreloc --discard-locals --discard-all
48 CSRC= ldso.c #hash.c readelflib1.c $(TARGET_ARCH)/elfinterp.c
49 COBJS=$(patsubst %.c,%.o, $(CSRC))
50 ASRC=$(shell ls $(TARGET_ARCH)/*.S)
51 AOBJS=$(patsubst %.S,%.o, $(ASRC))
52 OBJS=$(AOBJS) $(COBJS)
54 ifneq ($(strip $(DODEBUG)),y)
58 ifeq ($(strip $(SUPPORT_LD_DEBUG)),y)
59 XXFLAGS+=-D__SUPPORT_LD_DEBUG__
62 ifeq ($(strip $(SUPPORT_LD_DEBUG_EARLY)),y)
63 XXFLAGS+=-D__SUPPORT_LD_DEBUG_EARLY__
66 ifeq ($(strip $(FORCE_SHAREABLE_TEXT_SEGMENTS)),y)
67 XXFLAGS+=-DFORCE_SHAREABLE_TEXT_SEGMENTS
72 lib:: _dl_progname.h $(OBJS) $(DLINK_OBJS)
73 $(LD) $(LDFLAGS) -e _dl_boot -soname=$(UCLIBC_LDSO) \
74 -o $(LDSO_FULLNAME) $(OBJS) $(LIBGCC);
75 $(INSTALL) -d $(TOPDIR)lib
76 $(INSTALL) -m 755 $(LDSO_FULLNAME) $(TOPDIR)lib
77 (cd $(TOPDIR)lib && ln -sf $(LDSO_FULLNAME) $(UCLIBC_LDSO))
79 _dl_progname.h: Makefile
80 echo "const char *_dl_progname=\""$(UCLIBC_LDSO)"\";" > _dl_progname.h
81 echo "#include \"$(TARGET_ARCH)/elfinterp.c\"" >> _dl_progname.h
85 $(CC) $(XXFLAGS) -I../libdl -c $< -o $@
86 $(STRIPTOOL) -x -R .note -R .comment $*.o
89 $(CC) $(XXFLAGS) -I../libdl -c $< -o $@
90 $(STRIPTOOL) -x -R .note -R .comment $*.o
92 ldso.o: ldso.c hash.c readelflib1.c $(TARGET_ARCH)/elfinterp.c _dl_progname.h
95 $(RM) $(UCLIBC_LDSO)* $(OBJS) $(LDSO_FULLNAME)* core *.o *.a *.s *.i _dl_progname.h ldso.h *~