100-uclibc-conf.patch

用于生成linux操作系统下的交叉编译工具链和嵌入式linux系统的根文件系统,支持x86、arm、powerpc等处理器

+#endif
 #undef LINK_SPEC
 #define LINK_SPEC "\
   %{shared:-shared} \
   %{!shared: \
     %{!static: \
       %{rdynamic:-export-dynamic} \
-      %{!dynamic-linker:-dynamic-linker /lib/ld.so.1}} \
+      %{!dynamic-linker:-dynamic-linker " ELF_DYNAMIC_LINKER "}} \
       %{static:-static}}"
 
 /* glibc's profiling functions don't need gcc to allocate counters.  */
--- gcc-3.4.1-dist/gcc/config/rs6000/linux.h	2004-02-25 09:11:19.000000000 -0600
+++ gcc-3.4.1/gcc/config/rs6000/linux.h	2004-08-12 15:54:43.000000000 -0500
@@ -69,7 +69,11 @@
 #define LINK_START_DEFAULT_SPEC "%(link_start_linux)"
 
 #undef	LINK_OS_DEFAULT_SPEC
+#ifdef USE_UCLIBC
+#define LINK_OS_DEFAULT_SPEC "%(link_os_linux_uclibc)"
+#else
 #define LINK_OS_DEFAULT_SPEC "%(link_os_linux)"
+#endif
 
 #define LINK_GCC_C_SEQUENCE_SPEC \
   "%{static:--start-group} %G %L %{static:--end-group}%{!static:%G}"
--- gcc-3.4.1-dist/gcc/config/rs6000/sysv4.h	2004-06-10 01:39:50.000000000 -0500
+++ gcc-3.4.1/gcc/config/rs6000/sysv4.h	2004-08-12 15:54:43.000000000 -0500
@@ -947,6 +947,7 @@
   mcall-linux  : %(link_os_linux)       ; \
   mcall-gnu    : %(link_os_gnu)         ; \
   mcall-netbsd : %(link_os_netbsd)      ; \
+  mcall-linux-uclibc : %(link_os_linux_uclibc); \
   mcall-openbsd: %(link_os_openbsd)     ; \
                : %(link_os_default)     }"
 
@@ -1125,6 +1126,10 @@
   %{rdynamic:-export-dynamic} \
   %{!dynamic-linker:-dynamic-linker /lib/ld.so.1}}}"
 
+#define LINK_OS_LINUX_UCLIBC_SPEC "-m elf32ppclinux %{!shared: %{!static: \
+  %{rdynamic:-export-dynamic} \
+  %{!dynamic-linker:-dynamic-linker /lib/ld-uClibc.so.0}}}"
+
 #if defined(HAVE_LD_EH_FRAME_HDR)
 # define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
 #endif
@@ -1291,6 +1296,7 @@
   { "link_os_sim",		LINK_OS_SIM_SPEC },			\
   { "link_os_freebsd",		LINK_OS_FREEBSD_SPEC },			\
   { "link_os_linux",		LINK_OS_LINUX_SPEC },			\
+  { "link_os_linux_uclibc",	LINK_OS_LINUX_UCLIBC_SPEC },		\
   { "link_os_gnu",		LINK_OS_GNU_SPEC },			\
   { "link_os_netbsd",		LINK_OS_NETBSD_SPEC },			\
   { "link_os_openbsd",		LINK_OS_OPENBSD_SPEC },			\
--- gcc-3.4.4/gcc/config/s390/linux.h
+++ gcc-3.4.4/gcc/config/s390/linux.h
@@ -77,6 +77,13 @@
 #define MULTILIB_DEFAULTS { "m31" }
 #endif
 
+#ifdef USE_UCLIBC
+#define ELF31_DYNAMIC_LINKER "/lib/ld-uClibc.so.0"
+#define ELF64_DYNAMIC_LINKER "/lib/ld64-uClibc.so.0"
+#else
+#define ELF31_DYNAMIC_LINKER "/lib/ld.so.1"
+#define ELF64_DYNAMIC_LINKER "/lib/ld64.so.1"
+#endif
 #undef  LINK_SPEC
 #define LINK_SPEC \
   "%{m31:-m elf_s390}%{m64:-m elf64_s390} \
@@ -86,8 +93,8 @@
       %{!static: \
 	%{rdynamic:-export-dynamic} \
 	%{!dynamic-linker: \
-          %{m31:-dynamic-linker /lib/ld.so.1} \
-          %{m64:-dynamic-linker /lib/ld64.so.1}}}}"
+          %{m31:-dynamic-linker " ELF31_DYNAMIC_LINKER "} \
+          %{m64:-dynamic-linker " ELF64_DYNAMIC_LINKER "}}}}"
 
 
 #define TARGET_ASM_FILE_END file_end_indicate_exec_stack
--- gcc-3.4.1-dist/gcc/config/sh/linux.h	2004-01-11 20:29:13.000000000 -0600
+++ gcc-3.4.1/gcc/config/sh/linux.h	2004-08-12 15:54:43.000000000 -0500
@@ -73,11 +73,16 @@
 #undef SUBTARGET_LINK_EMUL_SUFFIX
 #define SUBTARGET_LINK_EMUL_SUFFIX "_linux"
 #undef SUBTARGET_LINK_SPEC
+#ifdef USE_UCLIBC
+#define ELF_DYNAMIC_LINKER "/lib/ld-uClibc.so.0"
+#else
+#define ELF_DYNAMIC_LINKER "/lib/ld-linux.so.2"
+#endif
 #define SUBTARGET_LINK_SPEC \
   "%{shared:-shared} \
    %{!static: \
      %{rdynamic:-export-dynamic} \
-     %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2}} \
+     %{!dynamic-linker:-dynamic-linker " ELF_DYNAMIC_LINKER "}} \
    %{static:-static}"
 
 #undef LIB_SPEC
--- gcc-3.4.4/gcc/config/sparc/linux.h
+++ gcc-3.4.4/gcc/config/sparc/linux.h
@@ -162,13 +162,18 @@
         %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.1}} \
         %{static:-static}}}"
 #else
+#ifdef USE_UCLIBC
+#define ELF_DYNAMIC_LINKER "/lib/ld-uClibc.so.0"
+#else
+#define ELF_DYNAMIC_LINKER "/lib/ld-linux.so.2"
+#endif
 #define LINK_SPEC "-m elf32_sparc -Y P,/usr/lib %{shared:-shared} \
   %{!mno-relax:%{!r:-relax}} \
   %{!shared: \
     %{!ibcs: \
       %{!static: \
         %{rdynamic:-export-dynamic} \
-        %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2}} \
+        %{!dynamic-linker:-dynamic-linker " ELF_DYNAMIC_LINKER "}} \
         %{static:-static}}}"
 #endif
 
--- gcc-3.4.4/gcc/config/sparc/linux64.h
+++ gcc-3.4.4/gcc/config/sparc/linux64.h
@@ -167,12 +166,17 @@
   { "link_arch_default", LINK_ARCH_DEFAULT_SPEC },	  \
   { "link_arch",	 LINK_ARCH_SPEC },
     
+#ifdef USE_UCLIBC
+#define ELF_DYNAMIC_LINKER	"/lib/ld-uClibc.so.0"
+#else
+#define ELF_DYNAMIC_LINKER  "/lib/ld-linux.so.2"
+#endif
 #define LINK_ARCH32_SPEC "-m elf32_sparc -Y P,/usr/lib %{shared:-shared} \
   %{!shared: \
     %{!ibcs: \
       %{!static: \
         %{rdynamic:-export-dynamic} \
-        %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2}} \
+        %{!dynamic-linker:-dynamic-linker " ELF_DYNAMIC_LINKER "}} \
         %{static:-static}}} \
 "
 
--- 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__ | $CC -E - | grep __ELF__ > /dev/null; then
     [lt_cv_deplibs_check_method='match_pattern /lib[^/\.]+\.so\.[0-9]+\.[0-9]+$']
--- 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
--- gcc-3.4.1-dist/boehm-gc/configure	2004-07-01 14:14:03.000000000 -0500
+++ gcc-3.4.1/boehm-gc/configure	2004-08-12 16:22:57.000000000 -0500
@@ -1947,6 +1947,11 @@
   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__ | $CC -E - | grep __ELF__ > /dev/null; then
     lt_cv_deplibs_check_method='match_pattern /lib[^/\.]+\.so\.[0-9]+\.[0-9]+$'
--- gcc-3.4.1-dist/boehm-gc/ltconfig	2002-11-20 09:59:06.000000000 -0600
+++ gcc-3.4.1/boehm-gc/ltconfig	2004-08-12 15:54:42.000000000 -0500
@@ -1981,6 +1981,23 @@
   fi
   ;;
 
+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
+  deplibs_check_method='file_magic ELF [0-9][0-9]*-bit [LM]SB (shared object|dynamic lib )'
+  file_magic_cmd=/usr/bin/file
+  file_magic_test_file=`echo /lib/libuClibc-*.so`
+
+  # Assume using the uClibc dynamic linker.
+  dynamic_linker="uClibc ld.so"
+  ;;
+
 netbsd*)
   version_type=sunos
   if echo __ELF__ | $CC -E - | grep __ELF__ >/dev/null; then