100-uclibc-conf.patch

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 #undef SUBTARGET_LINK_EMUL_SUFFIX
 #define SUBTARGET_LINK_EMUL_SUFFIX "_linux"
 #undef SUBTARGET_LINK_SPEC
+#ifdef USE_UCLIBC
+#define SUBTARGET_LINK_SPEC \
+  "%{shared:-shared} \
+   %{!static: \
+     %{rdynamic:-export-dynamic} \
+     %{!dynamic-linker:-dynamic-linker /lib/ld-uClibc.so.0}} \
+   %{static:-static}"
+#else
 #define SUBTARGET_LINK_SPEC \
   "%{shared:-shared} \
    %{!static: \
      %{rdynamic:-export-dynamic} \
      %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2}} \
    %{static:-static}"
+#endif
 
 #undef LIB_SPEC
 #define LIB_SPEC \
diff -urN gcc-3.4.1-dist/gcc/config/sh/t-linux-uclibc gcc-3.4.1/gcc/config/sh/t-linux-uclibc
--- gcc-3.4.1-dist/gcc/config/sh/t-linux-uclibc	1969-12-31 18:00:00.000000000 -0600
+++ gcc-3.4.1/gcc/config/sh/t-linux-uclibc	2004-08-12 15:54:43.000000000 -0500
@@ -0,0 +1,13 @@
+T_CFLAGS = -DUSE_UCLIBC
+
+TARGET_LIBGCC2_CFLAGS = -fpic -DNO_FPSCR_VALUES
+LIB1ASMFUNCS_CACHE = _ic_invalidate
+
+LIB2FUNCS_EXTRA=
+
+MULTILIB_OPTIONS= $(MULTILIB_ENDIAN) m3e/m4
+MULTILIB_DIRNAMES= 
+MULTILIB_MATCHES = 
+MULTILIB_EXCEPTIONS=
+
+EXTRA_MULTILIB_PARTS= crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o
diff -urN gcc-3.4.1-dist/gcc/config/sh/t-sh64-uclibc gcc-3.4.1/gcc/config/sh/t-sh64-uclibc
--- gcc-3.4.1-dist/gcc/config/sh/t-sh64-uclibc	1969-12-31 18:00:00.000000000 -0600
+++ gcc-3.4.1/gcc/config/sh/t-sh64-uclibc	2004-08-12 15:54:43.000000000 -0500
@@ -0,0 +1,13 @@
+EXTRA_MULTILIB_PARTS= crt1.o crti.o crtn.o crtbegin.o crtend.o
+
+LIB1ASMFUNCS = \
+  _sdivsi3 _sdivsi3_i4 _udivsi3 _udivsi3_i4 _set_fpscr \
+  _shcompact_call_trampoline _shcompact_return_trampoline \
+  _shcompact_incoming_args _ic_invalidate _nested_trampoline \
+  _push_pop_shmedia_regs \
+  _udivdi3 _divdi3 _umoddi3 _moddi3
+
+MULTILIB_OPTIONS = $(MULTILIB_ENDIAN) m5-32media-nofpu/m5-compact/m5-compact-nofpu/m5-64media/m5-64media-nofpu
+MULTILIB_DIRNAMES= $(MULTILIB_ENDIAN) nofpu compact nofpu/compact media64 nofpu/media64
+MULTILIB_MATCHES=
+MULTILIB_EXCEPTIONS=
diff -urN gcc-3.4.1-dist/gcc/config/t-linux-uclibc gcc-3.4.1/gcc/config/t-linux-uclibc
--- gcc-3.4.1-dist/gcc/config/t-linux-uclibc	1969-12-31 18:00:00.000000000 -0600
+++ gcc-3.4.1/gcc/config/t-linux-uclibc	2004-08-12 15:54:43.000000000 -0500
@@ -0,0 +1,15 @@
+T_CFLAGS = -DUSE_UCLIBC
+
+# Compile crtbeginS.o and crtendS.o with pic.
+CRTSTUFF_T_CFLAGS_S = $(CRTSTUFF_T_CFLAGS) -fPIC
+# Compile libgcc2.a with pic.
+TARGET_LIBGCC2_CFLAGS = -fPIC
+
+# Override t-slibgcc-elf-ver to export some libgcc symbols with
+# the symbol versions that glibc used.
+#SHLIB_MAPFILES += $(srcdir)/config/libgcc-glibc.ver
+
+# Use unwind-dw2-fde
+LIB2ADDEH = $(srcdir)/unwind-dw2.c $(srcdir)/unwind-dw2-fde.c \
+  $(srcdir)/unwind-sjlj.c $(srcdir)/gthr-gnat.c $(srcdir)/unwind-c.c
+LIB2ADDEHDEP = unwind.inc unwind-dw2-fde.h
diff -urN gcc-3.4.1-dist/gcc/config.gcc gcc-3.4.1/gcc/config.gcc
--- gcc-3.4.1-dist/gcc/config.gcc	2004-04-21 10:12:35.000000000 -0500
+++ gcc-3.4.1/gcc/config.gcc	2004-08-12 15:59:46.000000000 -0500
@@ -664,6 +664,12 @@
 	extra_parts=""
 	use_collect2=yes
 	;;
+arm*-*-linux-uclibc*)		# ARM GNU/Linux with ELF - uClibc
+	tm_file="dbxelf.h elfos.h linux.h arm/elf.h  arm/linux-gas.h arm/linux-elf.h arm/aout.h arm/arm.h"
+	tmake_file="t-slibgcc-elf-ver t-linux-uclibc arm/t-linux"
+	extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
+	gnu_ld=yes
+	;;
 arm*-*-linux*)			# ARM GNU/Linux with ELF
 	tm_file="dbxelf.h elfos.h linux.h arm/elf.h  arm/linux-gas.h arm/linux-elf.h arm/aout.h arm/arm.h"
 	tmake_file="t-slibgcc-elf-ver t-linux arm/t-linux"
@@ -725,6 +731,10 @@
 	tmake_file="cris/t-cris cris/t-elfmulti"
 	gas=yes
 	;;
+cris-*-linux-uclibc*)
+	tm_file="dbxelf.h elfos.h svr4.h ${tm_file} linux.h cris/linux.h"
+	tmake_file="cris/t-cris t-slibgcc-elf-ver cris/t-linux-uclibc"
+	;;
 cris-*-linux*)
 	tm_file="dbxelf.h elfos.h svr4.h ${tm_file} linux.h cris/linux.h"
 	tmake_file="cris/t-cris t-slibgcc-elf-ver cris/t-linux"
@@ -988,6 +998,11 @@
 		thread_file='single'
 	fi
 	;;
+i[34567]86-*-linux*uclibc*)	# Intel 80386's running GNU/Linux
+				# with ELF format using uClibc
+	tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h svr4.h linux.h i386/linux.h"
+	tmake_file="t-slibgcc-elf-ver t-linux-uclibc i386/t-crtstuff"
+	;;
 i[34567]86-*-linux*)	# Intel 80386's running GNU/Linux
 			# with ELF format using glibc 2
 			# aka GNU/Linux C library 6
@@ -1547,6 +1562,16 @@
 	gnu_ld=yes
 	gas=yes
 	;;
+mips*-*-linux-uclibc*)			# Linux MIPS, either endian. uClibc
+        tm_file="dbxelf.h elfos.h svr4.h linux.h ${tm_file} mips/linux.h"
+	case ${target} in
+        mipsisa32*-*)
+                target_cpu_default="MASK_SOFT_FLOAT"
+		tm_defines="MIPS_ISA_DEFAULT=32"
+                ;;
+        esac
+	tmake_file="t-slibgcc-elf-ver t-linux-uclibc"
+	;;
 mips*-*-linux*)				# Linux MIPS, either endian.
         tm_file="dbxelf.h elfos.h svr4.h linux.h ${tm_file} mips/linux.h"
 	case ${target} in
@@ -1764,6 +1789,10 @@
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/linux.h rs6000/linuxspe.h"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcos t-slibgcc-elf-ver t-linux rs6000/t-ppccomm"
 	;;
+powerpc-*-linux-uclibc*)
+	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/linux.h"
+	tmake_file="rs6000/t-fprules rs6000/t-ppcos t-slibgcc-elf-ver t-linux-uclibc rs6000/t-ppccomm"
+	;;
 powerpc-*-linux*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/linux.h"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcos t-slibgcc-elf-ver t-linux rs6000/t-ppccomm"
@@ -1916,7 +1945,7 @@
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h sh/elf.h sh/embed-elf.h sh/rtemself.h rtems.h"
 	;;
 sh-*-linux* | sh[2346lbe]*-*-linux*)
-	tmake_file="sh/t-sh sh/t-elf t-slibgcc-elf-ver t-linux"
+	tmake_file="sh/t-sh sh/t-elf t-slibgcc-elf-ver"
 	case ${target} in
 	sh*be-*-* | sh*eb-*-*) ;;
 	*)
@@ -1924,9 +1953,17 @@
 		tmake_file="${tmake_file} sh/t-le"
 		;;
 	esac
-	tmake_file="${tmake_file} sh/t-linux"
+	case ${target} in
+	*-*-linux-uclibc*) tmake_file="${tmake_file} t-linux-uclibc sh/t-linux-uclibc" ;;
+	*) tmake_file="${tmake_file} t-linux sh/t-linux" ;;
+	esac
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h sh/elf.h sh/linux.h"
 	case ${target} in
+	sh64*-*-linux-uclibc*)
+		tmake_file="${tmake_file} sh/t-sh64-uclibc"
+		tm_file="${tm_file} sh/sh64.h"
+		extra_headers="shmedia.h ushmedia.h sshmedia.h"
+		;;
 	sh64*)
 		tmake_file="${tmake_file} sh/t-sh64"
 		tm_file="${tm_file} sh/sh64.h"
diff -urN gcc-3.4.1-dist/libtool.m4 gcc-3.4.1/libtool.m4
--- gcc-3.4.1-dist/libtool.m4	2004-05-18 04:08:37.000000000 -0500
+++ gcc-3.4.1/libtool.m4	2004-08-12 15:54:43.000000000 -0500
@@ -689,6 +689,11 @@
   lt_cv_file_magic_test_file=`echo /lib/libc.so* /lib/libc-*.so`
   ;;
 
+linux-uclibc*)
+  lt_cv_deplibs_check_method=pass_all
+  lt_cv_file_magic_test_file=`echo /lib/libuClibc-*.so`
+  ;;
+
 netbsd*)
   if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
     [lt_cv_deplibs_check_method='match_pattern /lib[^/\.]+\.so\.[0-9]+\.[0-9]+$']
diff -urN gcc-3.4.1-dist/ltconfig gcc-3.4.1/ltconfig
--- gcc-3.4.1-dist/ltconfig	2004-03-05 15:05:41.000000000 -0600
+++ gcc-3.4.1/ltconfig	2004-08-12 15:55:48.000000000 -0500
@@ -602,6 +602,7 @@
 
 # Transform linux* to *-*-linux-gnu*, to support old configure scripts.
 case $host_os in
+linux-uclibc*) ;;
 linux-gnu*) ;;
 linux*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'`
 esac
@@ -1262,6 +1263,24 @@
   dynamic_linker='GNU/Linux ld.so'
   ;;
 
+linux-uclibc*)
+  version_type=linux
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
+  soname_spec='${libname}${release}.so$major'
+  finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+  # This implies no fast_install, which is unacceptable.
+  # Some rework will be needed to allow for fast_install
+  # before this can be enabled.
+  # Note: copied from linux-gnu, and may not be appropriate.
+  hardcode_into_libs=yes
+  # Assume using the uClibc dynamic linker.
+  dynamic_linker="uClibc ld.so"
+  ;;
+
 netbsd*)
   need_lib_prefix=no
   need_version=no