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authorUlrich Drepper <drepper@redhat.com>1997-05-24 02:30:09 +0000
committerUlrich Drepper <drepper@redhat.com>1997-05-24 02:30:09 +0000
commit0501d6036744d44cad6d5a6eda8090ddfbe604c4 (patch)
treeac5de4474ab5209dd348b7442dac99d4547851af /elf
parentbfbc57545a197afff72572c3a6f0563023d553a5 (diff)
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Update.
1997-05-24 03:51 Ulrich Drepper <drepper@cygnus.com> * stdlib/Makefile (routines): Add strtol_l, strtoul_l, strtoll_l, strtoull_l, strtof_l, strtod_l, and strtold_l. * stdlib/stdlib.h: Add prototypes for new functions. * stdlib/strtod.c: Change for compiling as strtoX_l. * stdlib/strtol.c: Likewise. * stdlib/strtof.c: Likewise. * stdlib/strtold.c: Likewise. * stdlib/strtod_l.c: New file. * stdlib/strtof_l.c: New file. * stdlib/strtold_l.c: New file. * stdlib/strtol_l.c: New file. * stdlib/strtoul_l.c: New file. * stdlib/strtoll_l.c: New file. * stdlib/strtoull_l.c: New file. * string/Makefile (routines): Add strcasecmp_l and strncase_l. * string/string.h: Add prototypes for new functions. * sysdeps/generic/strcasecmp.c: Change for compiling as strcasecmp_l. * sysdeps/generic/strncase.c: Change for compiling as strncasecmp_l. * sysdeps/generic/strcasecmp_l.c: New file. * sysdeps/generic/strncase_l.c: New file. * wcsmbs/Makefile (routines): Add wcstol_l, wcstoul_l, wcstoll_l, wcstoull_l, wcstod_l, wcstold_l, wcstof_l, wcscasecmp_l, and wcsncase_l. * wcsmbs/wchar.h: Add prototypes for new functions. * wcsmbs/wcscasecmp.c: Change for compiling as wcscasecmp_l. * wcsmbs/wcsncase.c: Change for compiling as wcsncasecmp_l. * wcsmbs/wcscasecmp_l.c: New file. * wcsmbs/wcsncase_l.c: New file. * wcsmbs/wcstof.c: Change for compiling as wcstof_l.c * wcsmbs/wcstold.c: Change for compiling as wcstold_l.c * wcsmcs/wcstod_l.c: New file. * wcsmcs/wcstof_l.c: New file. * wcsmcs/wcstold_l.c: New file. * wcsmcs/wcstol_l.c: New file. * wcsmcs/wcstoul_l.c: New file. * wcsmcs/wcstoll_l.c: New file. * wcsmcs/wcstoull_l.c: New file. * Makeconfig (binfmt-subdir): New variable. Set to `elf' if $(elf) is defined. More to come later when other binary formats are supported. * Makefile (subdirs): Remove elf. Add $(binfmt-subdir). Suggested by Philip Blundell. * stdlib/Makefile (headers): Add fmtmsg.h. (routines): Add fmtmsg. * stdlib/fmtmsg.c: New file. * stdlib/fmtmsg.h: New file. * manual/stdio.texi: Add description of fmtmsg and addseverity. * manual/examples/fmtmsgexpl.c: Example program for fmtmsg documentation. 1997-05-23 15:26 Philip Blundell <pjb27@cam.ac.uk> * resolv/res_query.c (res_querydomain): Avoid potential buffer overrun. Reported by Dan A. Dickey <ddickey@transition.com>. 1997-05-22 18:36 Thomas Bushnell, n/BSG <thomas@gnu.ai.mit.edu> * elf/dl-support.c (_dl_sysdep_open_zero_fill, _dl_sysdep_read_whole_file): Moved functions to ... * elf/dl-misc.c: This new file. * sysdeps/generic/dl-sysdepio.c: Delete file and move functions... * elf/dl-misc.c: ... here. * sysdeps/generic/dl-sysdep.c (_dl_sysdep_open_zero_fill, _dl_sysdep_read_whole_file): Delete functions; they now come from elf/dl-misc.c (dl-support.c had contained identical versions). * sysdeps/mach/hurd/dl-sysdepio.c: Delete file; move functions... * sysdeps/mach/hurd/dl-sysdep.c: ... here, but mark them weak so that the regular ones in dl-misc work once we've initialized. * elf/Makefile (dl-routines): Remove dl-sysdepio.c. Add dl-misc.c. 1997-05-22 21:55 Philip Blundell <pjb27@cam.ac.uk> * inet/Makefile (headers): Add netinet/inbits.h. * inet/netinet/in.h: New file. * sysdeps/generic/netinet/inbits.h: Likewise. * sysdeps/unix/sysv/linux/netinet/inbits.h: Likewise. * sysdeps/generic/netinet/ip6.h: Move to... * inet/netinet/ip6.h: ... here. * sysdeps/generic/netinet/icmp6.h: Move to... * inet/netinet/icmp6.h: ... here. * sysdeps/unix/sysv/linux/netinet/in.h: Remove. * sysdeps/generic/netinet/in.h: Remove. 1997-05-22 05:40 Richard Henderson <rth@tamu.edu> * sysdeps/alpha/dl-machine.h (elf_machine_runtime_setup): If we are not looking at the new thread-safe .plt, don't be lazy about relocs. (_dl_runtime_resolve): Fix up arithmetic for new .plt layout. (elf_alpha_fix_plt): Insert wmb as appropriate to ensure safety. * elf/dynamic-link.h (ELF_DYNAMIC_RELOCATE): Let elf_machine_runtime_setup() decide if we can actually be lazy. * elf/rtld.c (_dl_start): So don't call it. * elf/dl-reloc.c (_dl_relocate_object): Likewise. * sysdeps/i386/dl-machine.h (elf_machine_runtime_setup): Return lazy. * sysdeps/m68k/dl-machine.h (elf_machine_runtime_setup): Likewise. * sysdeps/mips/dl-machine.h (elf_machine_runtime_setup): Likewise. * sysdeps/powerpc/dl-machine.h (elf_machine_runtime_setup): Likewise. * sysdeps/sparc/dl-machine.h (elf_machine_runtime_setup): Likewise. * sysdeps/stub/dl-machine.h (elf_machine_runtime_setup): Update skeleton definition. 1997-05-22 18:45 Ulrich Drepper <drepper@cygnus.com> * sysdeps/i386/fpu/__math.h (logb): Remove second value placed on stack by fxtract. 1997-05-22 13:07 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sunrpc/rpcsvc/rusers.x: Provide and correct prototypes, add cast to (xdrproc_t) where necessary to prevent warnings. 1997-05-22 12:18 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/powerpc/dl-sysdep.c: Remove I/O functions. * sunrpc/rpcinfo.c (get_inet_address): Use INADDR_NONE and INADDR_ANY * sysdeps/libm-ieee754/s_cexp.c: Fix typo: string_alias -> * nss/XXX-lookup.c: Add missing explanation.
Diffstat (limited to 'elf')
-rw-r--r--elf/Makefile2
-rw-r--r--elf/dl-misc.c122
-rw-r--r--elf/dl-reloc.c4
-rw-r--r--elf/dl-support.c52
-rw-r--r--elf/dynamic-link.h9
-rw-r--r--elf/rtld.c2
6 files changed, 129 insertions, 62 deletions
diff --git a/elf/Makefile b/elf/Makefile
index 8d644aa..ae7dda9 100644
--- a/elf/Makefile
+++ b/elf/Makefile
@@ -27,7 +27,7 @@ routines = $(dl-routines) dl-open dl-close dl-symbol dl-support \
# The core dynamic linking functions are in libc for the static and
# profiled libraries.
dl-routines = $(addprefix dl-,load cache lookup object reloc deps \
- runtime error init fini debug sysdepio)
+ runtime error init fini debug misc)
# But they are absent from the shared libc, because that code is in ld.so.
elide-routines.so = $(dl-routines) dl-support enbl-secure
diff --git a/elf/dl-misc.c b/elf/dl-misc.c
new file mode 100644
index 0000000..d5b1464
--- /dev/null
+++ b/elf/dl-misc.c
@@ -0,0 +1,122 @@
+/* Miscellaneous support functions for dynamic linker
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library 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 Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <assert.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdarg.h>
+#include <string.h>
+#include <sys/mman.h>
+#include <sys/stat.h>
+
+#ifndef MAP_ANON
+/* This is the only dl-sysdep.c function that is actually needed at run-time
+ by _dl_map_object. */
+
+int
+_dl_sysdep_open_zero_fill (void)
+{
+ return __open ("/dev/zero", O_RDONLY);
+}
+#endif
+
+/* Read the whole contents of FILE into new mmap'd space with given
+ protections. *SIZEP gets the size of the file. */
+
+void *
+_dl_sysdep_read_whole_file (const char *file, size_t *sizep, int prot)
+{
+ void *result;
+ struct stat st;
+ int fd = __open (file, O_RDONLY);
+ if (fd < 0)
+ return NULL;
+ if (__fxstat (_STAT_VER, fd, &st) < 0)
+ result = NULL;
+ else
+ {
+ /* Map a copy of the file contents. */
+ result = __mmap (0, st.st_size, prot,
+#ifdef MAP_COPY
+ MAP_COPY
+#else
+ MAP_PRIVATE
+#endif
+#ifdef MAP_FILE
+ | MAP_FILE
+#endif
+ , fd, 0);
+ if (result == (void *) -1)
+ result = NULL;
+ else
+ *sizep = st.st_size;
+ }
+ __close (fd);
+ return result;
+}
+
+
+void
+_dl_sysdep_fatal (const char *msg, ...)
+{
+ va_list ap;
+
+ va_start (ap, msg);
+ do
+ {
+ size_t len = strlen (msg);
+ __write (STDERR_FILENO, msg, len);
+ msg = va_arg (ap, const char *);
+ } while (msg);
+ va_end (ap);
+
+ _exit (127);
+}
+
+
+void
+_dl_sysdep_error (const char *msg, ...)
+{
+ va_list ap;
+
+ va_start (ap, msg);
+ do
+ {
+ size_t len = strlen (msg);
+ __write (STDERR_FILENO, msg, len);
+ msg = va_arg (ap, const char *);
+ } while (msg);
+ va_end (ap);
+}
+
+
+void
+_dl_sysdep_message (const char *msg, ...)
+{
+ va_list ap;
+
+ va_start (ap, msg);
+ do
+ {
+ size_t len = strlen (msg);
+ __write (STDOUT_FILENO, msg, len);
+ msg = va_arg (ap, const char *);
+ } while (msg);
+ va_end (ap);
+}
diff --git a/elf/dl-reloc.c b/elf/dl-reloc.c
index f1c43ea..bec5881 100644
--- a/elf/dl-reloc.c
+++ b/elf/dl-reloc.c
@@ -68,10 +68,6 @@ _dl_relocate_object (struct link_map *l, struct link_map *scope[], int lazy)
ELF_DYNAMIC_RELOCATE (l, lazy);
}
- /* Set up the PLT so its unrelocated entries will jump to
- _dl_runtime_resolve (dl-runtime.c), which will relocate them. */
- elf_machine_runtime_setup (l, lazy);
-
/* Mark the object so we know ths work has been done. */
l->l_relocated = 1;
diff --git a/elf/dl-support.c b/elf/dl-support.c
index 8a52fc7..e59b847 100644
--- a/elf/dl-support.c
+++ b/elf/dl-support.c
@@ -17,12 +17,6 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
-#include <assert.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <sys/mman.h>
-#include <sys/stat.h>
-
/* This file defines some things that for the dynamic linker are defined in
rtld.c and dl-sysdep.c in ways appropriate to bootstrap dynamic linking. */
@@ -32,49 +26,3 @@ char **_dl_argv = &__progname; /* This is checked for some error messages. */
/* This defines the default search path for libraries.
For the dynamic linker it is set by -rpath when linking. */
const char *_dl_rpath = DEFAULT_RPATH;
-
-#ifndef MAP_ANON
-/* This is the only dl-sysdep.c function that is actually needed at run-time
- by _dl_map_object. */
-
-int
-_dl_sysdep_open_zero_fill (void)
-{
- return __open ("/dev/zero", O_RDONLY);
-}
-#endif
-
-/* Read the whole contents of FILE into new mmap'd space with given
- protections. *SIZEP gets the size of the file. */
-
-void *
-_dl_sysdep_read_whole_file (const char *file, size_t *sizep, int prot)
-{
- void *result;
- struct stat st;
- int fd = __open (file, O_RDONLY);
- if (fd < 0)
- return NULL;
- if (__fxstat (_STAT_VER, fd, &st) < 0)
- result = NULL;
- else
- {
- /* Map a copy of the file contents. */
- result = __mmap (0, st.st_size, prot,
-#ifdef MAP_COPY
- MAP_COPY
-#else
- MAP_PRIVATE
-#endif
-#ifdef MAP_FILE
- | MAP_FILE
-#endif
- , fd, 0);
- if (result == (void *) -1)
- result = NULL;
- else
- *sizep = st.st_size;
- }
- __close (fd);
- return result;
-}
diff --git a/elf/dynamic-link.h b/elf/dynamic-link.h
index 1d134dd..da63633 100644
--- a/elf/dynamic-link.h
+++ b/elf/dynamic-link.h
@@ -97,8 +97,11 @@ elf_get_dynamic_info (ElfW(Dyn) *dyn,
/* This can't just be an inline function because GCC is too dumb
to inline functions containing inlines themselves. */
-#define ELF_DYNAMIC_RELOCATE(map, lazy) \
- do { ELF_DYNAMIC_DO_REL ((map), (lazy)); \
- ELF_DYNAMIC_DO_RELA ((map), (lazy)); } while (0)
+#define ELF_DYNAMIC_RELOCATE(map, lazy) \
+ do { \
+ int edr_lazy = elf_machine_runtime_setup((map), (lazy)); \
+ ELF_DYNAMIC_DO_REL ((map), edr_lazy); \
+ ELF_DYNAMIC_DO_RELA ((map), edr_lazy); \
+ } while (0)
#endif
diff --git a/elf/rtld.c b/elf/rtld.c
index 6f9737e..bad01a8 100644
--- a/elf/rtld.c
+++ b/elf/rtld.c
@@ -106,8 +106,6 @@ _dl_start (void *arg)
ELF_DYNAMIC_RELOCATE (&bootstrap_map, 0);
- elf_machine_runtime_setup (&bootstrap_map, 0);
-
/* Now life is sane; we can call functions and access global data.
Set up to use the operating system facilities, and find out from
the operating system's program loader where to find the program