glibc-2.3.2-mips.patch

linux下编译交叉工具链的工具源码

From Bill Gatliff, who said:
"Attached is a glibc-2.3.2 patchfile I use for MIPS.  Versions prior to and including glibc-2.3.2 won't build without it."

diff -bBurN glibc-2.3.2.orig/elf/dl-conflict.c glibc-2.3.2/elf/dl-conflict.c
--- glibc-2.3.2.orig/elf/dl-conflict.c	2003-06-12 21:07:54.000000000 -0500
+++ glibc-2.3.2/elf/dl-conflict.c	2003-06-12 21:09:12.000000000 -0500
@@ -33,6 +33,7 @@
 _dl_resolve_conflicts (struct link_map *l, ElfW(Rela) *conflict,
 		       ElfW(Rela) *conflictend)
 {
+#ifndef _DL_HAVE_NO_ELF_MACHINE_RELA
   if (__builtin_expect (GL(dl_debug_mask) & DL_DEBUG_RELOC, 0))
     _dl_printf ("\nconflict processing: %s\n",
 		l->l_name[0] ? l->l_name : rtld_progname);
@@ -64,4 +65,5 @@
     for (; conflict < conflictend; ++conflict)
       elf_machine_rela (l, conflict, NULL, NULL, (void *) conflict->r_offset);
   }
+#endif
 }
diff -bBurN glibc-2.3.2.orig/sysdeps/mips/dl-machine.h glibc-2.3.2/sysdeps/mips/dl-machine.h
--- glibc-2.3.2.orig/sysdeps/mips/dl-machine.h	2003-06-12 21:07:49.000000000 -0500
+++ glibc-2.3.2/sysdeps/mips/dl-machine.h	2003-06-12 21:11:10.000000000 -0500
@@ -56,6 +56,10 @@
 #define ELF_MACHINE_JMP_SLOT			R_MIPS_REL32
 #define elf_machine_type_class(type)		ELF_RTYPE_CLASS_PLT
 
+/* MIPS doesn't support RELA; see:
+   http://lists.debian.org/debian-mips/2002/debian-mips-200209/msg00020.html */
+#define _DL_HAVE_NO_ELF_MACHINE_RELA
+
 /* Translate a processor specific dynamic tag to the index
    in l_info array.  */
 #define DT_MIPS(x) (DT_MIPS_##x - DT_LOPROC + DT_NUM)
diff -bBurN glibc-2.3.2.orig/sysdeps/mips/Makefile glibc-2.3.2/sysdeps/mips/Makefile
--- glibc-2.3.2.orig/sysdeps/mips/Makefile	2003-06-12 21:07:48.000000000 -0500
+++ glibc-2.3.2/sysdeps/mips/Makefile	2003-06-12 21:10:14.000000000 -0500
@@ -6,3 +6,11 @@
 ifeq ($(subdir),setjmp)
 sysdep_routines += setjmp_aux
 endif
+
+ifeq ($(subdir),csu)
+ifeq (yes,$(build-shared))
+# Compatibility
+sysdep_routines += divdi3
+shared-only-routines += divdi3
+endif
+endif
diff -bBurN glibc-2.3.2.orig/sysdeps/unix/sysv/linux/mips/syscalls.list glibc-2.3.2/sysdeps/unix/sysv/linux/mips/syscalls.list
--- glibc-2.3.2.orig/sysdeps/unix/sysv/linux/mips/syscalls.list	2003-06-12 21:07:53.000000000 -0500
+++ glibc-2.3.2/sysdeps/unix/sysv/linux/mips/syscalls.list	2003-06-12 21:12:30.000000000 -0500
@@ -41,6 +41,7 @@
 sys_mknod	xmknod	mknod		i:sii	__syscall_mknod
 
 # System calls with wrappers.
+s_readahead     EXTRA   readahead       i:iipi  __syscall_readahead
 rt_sigaction	-	rt_sigaction	i:ippi	__syscall_rt_sigaction
 rt_sigpending	-	rt_sigpending	i:pi	__syscall_rt_sigpending
 rt_sigprocmask	-	rt_sigprocmask	i:ippi	__syscall_rt_sigprocmask