Update.
* sysdeps/gnu/Makefile (libdl-routines): Add eval.
1999-07-06 Zack Weinberg <zack@rabi.columbia.edu>
* dlfcn: New directory. Move the following files from elf:
dladdr.c, dlclose.c, dlerror.c, dlfcn.h, dlopen.c,
dlopenold.c, dlsym.c, dlvsym.c.
* dlfcn/Makefile: New file.
* dlfcn/Versions: New file.
* dlfcn/dlsym.c: All ELF-specific code split out to new
function _dl_sym.
* dlfcn/dlvsym.c: All ELF-specific code split out to new
function _dl_vsym.
* elf/dl-sym.c: New file. _dl_sym and _dl_vsym are
implemented here.
* dlfcn/dladdr.c: Remove all references to ELF data structures
or headers.
* dlfcn/dlclose.c: Likewise.
* dlfcn/dlerror.c: Likewise.
* dlfcn/dlopen.c: Likewise.
* dlfcn/dlopenold.c: Likewise.
* Makeconfig (dlfcn): New variable - set to `dlfcn' if elf is
yes, empty otherwise.
(libdl): Set to dlfcn/libdl.so or libdl.a if elf is yes,
depending on build-shared.
(subdirs): Add $(dlfcn).
(rpath-dirs): Add dlfcn.
* elf/Makefile: Remove all references to libdl or its
components, except the ones relating to the test cases.
(routines): Add dl-sym.
* elf/Versions (libc): Add _dl_sym and _dl_vsym for GLIBC_2.2.
(libdl): Delete.
* elf/dl-close.c (_dl_close): Change argument to void *.
* elf/dl-open.c (_dl_open): Change return type to void *.
* elf/eval.c: Removed.
* elf/ldsodefs.h: Move prototypes of _dl_catch_error,
_dlerror_run, _dl_open, _dl_close, _dl_addr, and
_dl_mcount_wrapper_check to include/dlfcn.h. Delete
_CALL_DL_FCT macro.
* include/dlfcn.h: Also prototype _dl_sym and _dl_vsym here.
Include real header from dlfcn directory.
* include/ldsodefs.h: Removed.
* grp/initgroups.c: Use DL_CALL_FCT not _CALL_DL_FCT.
* nss/getXXbyYY_r.c: Likewise.
* nss/getXXent_r.c: Likewise.
* iconv/gconv.c: Likewise. Don't include ldsodefs.h.
* iconv/gconv_db.c: Likewise. Don't include ldsodefs.h.
* iconv/skeleton.c: Don't include ldsodefs.h.
* nss/nsswitch.h: Don't include ldsodefs.h. Include dlfcn.h.
1999-07-07 Ulrich Drepper <drepper@cygnus.com>
1999-07-08 02:39:33 +08:00
|
|
|
/* Look up a symbol in a shared object loaded by `dlopen'.
|
2022-01-02 02:54:23 +08:00
|
|
|
Copyright (C) 1995-2022 Free Software Foundation, Inc.
|
update from main archive 961116
Sun Nov 17 03:13:57 1996 Ulrich Drepper <drepper@cygnus.com>
* db/makedb.c: Update and reformat copyright.
* elf/Makefile: Likewise.
* elf/dl-close.c: Likewise.
* elf/dl-debug.c: Likewise.
* elf/dl-deps.c: Likewise.
* elf/dl-error.c: Likewise.
* elf/dl-fini.c: Likewise.
* elf/dl-init.c: Likewise.
* elf/dl-load.c: Likewise.
* elf/dl-lookup.c: Likewise.
* elf/dl-minimal.c: Likewise.
* elf/dl-object.c: Likewise.
* elf/dl-open.c: Likewise.
* elf/dl-reloc.c: Likewise.
* elf/dl-runtime.c: Likewise.
* elf/dl-support.c: Likewise.
* elf/dl-symbol.c: Likewise.
* elf/dladdr.c: Likewise.
* elf/dlclose.c: Likewise.
* elf/dlerror.c: Likewise.
* elf/dlopen.c: Likewise.
* elf/dlsym.c: Likewise.
* elf/do-rel.h: Likewise.
* elf/dynamic-link.h: Likewise.
* elf/eval.c: Likewise.
* elf/rtld.c: Likewise.
* inet/ether_hton.c: Likewise.
* inet/ether_ntoh.c: Likewise.
* inet/ether_line.c: Likewise.
* inet/getnetgrent_r.c: Likewise.
* inet/Makefile (+gccwarn): Remove definition.
Instead set CFLAGS-rcmd.c, CFLAGS-rexec.c, and CFLAGS-ruserpass.c
to `-w'.
* inet/aliases.h: Add C++ protection.
* inet/ether_hton.c: Add prototype for __nss_ethers_lookup.
(ether_hostton): Remove unused variable result.
* inet/ether_ntoh.c: Likewise.
* inet/ether_line.c: Include <ctype.h> and <string.h>.
* inet/getnetgrent_r.c: Include <stdlib.h>.
Use casts to prevent warnings.
(innetgr): Initialize `known' and `needed'.
* inet/inet_net.c: Make local variable `i' of type u_int32_t.
* nss/getXXbyYY_r.c (INTERNAL (REENTRANT_NAME)) [NEED__RES]: Don't
return NULL. Instead set *RESULT to NULL and return -1.
* nss/getXXent_r.c (INTERNAL (REENTRANT_GETNAME)): Likewise.
(SETFUNC_NAME, ENDFUNC_NAME) [NEED__RES]: Don't return anything.
* nss/nss_files/files-alias.c: Debug function. I didn't worked at
all before.
Sat Nov 16 15:25:34 1996 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/posix/readv.c: Don't use PTR anymore.
* sysdeps/posix/writev.c: Likewise.
* version.h (VERSION): Bump to 1.98.
* nss/db-Makefile: Generate lines for getXXXent iteration.
* sysdeps/alpha/Dist: Don't distribute removed files divlu.S,
divqu.S, remlu.S, and remqu.S.
Fri Nov 15 08:55:54 1996 Andreas Jaeger <aj@arthur.pfalz.de>
* posix/unistd.h: Correct typo in documentation.
Thu Nov 14 18:08:14 1996 a sun <asun@zoology.washington.edu>
* inet/netinet/tcp.h: Use __ protected versions instead of
BYTE_ORDER, LITTLE_ENDIAN, and BIG_ENDIAN directly.
Sat Nov 16 13:44:55 1996 Ulrich Drepper <drepper@cygnus.com>
* intl/loadmsgcat.c (_nl_msg_cat_cntr): Initialize so that
references in libc.so are not anymore undefined.
Sat Nov 16 18:17:36 1996 NIIBE Yutaka <gniibe@mri.co.jp>
* io/utime.h: Rename second parameter for utime to prevent warning
for -Wshadow.
* dirent/dirent.h: Same here for scandir prototype.
* math/mathcalls.h: Likewise for frexp and ldexp.
* sysdeps/unix/sysv/linux/netinet/in.h: Likewise for bindresvport.
Sat Nov 16 03:49:27 1996 Ulrich Drepper <drepper@cygnus.com>
* stdlib/tst-strtod.c: Add test for error case below.
Sat Nov 16 03:48:39 1996 Wolfram Gloger <Wolfram.Gloger@dent.med.uni-muenchen.de>
* stdlib/strtod.c: Recognize numbers like 0e-19.
Fri Nov 15 08:38:43 1996 Andreas Jaeger <aj@arthur.pfalz.de>
* time/Makefile ($(installed-localtime-file)): Fix path to
rellns-sh.
* Makefile: Don't generate and install gnu/lib-names.h if
$(build-shared) is not `yes'.
Thu Nov 14 09:23:58 1996 H.J. Lu (hjl@gnu.ai.mit.edu)
* sysdeps/posix/Makefile ($(common-objpfx)mk-stdiolim): Depend
on $(..)posix/posix1_lim.h, not ../posix/posix1_lim.h.
* Makerules (REAL_MAKE_VERSION): New, use it instead of
MAKE_VERSION.
Thu Nov 14 22:10:43 1996 Ulrich Drepper <drepper@cygnus.com>
* nss/nss_files/files-XXX.x (_nss_files_get,ENTNAME_r): Fix typo.
* nss/getXXent_r.c: Fix typo. Set correct return value when
no further service is available.
Thu Nov 14 17:48:13 1996 Ulrich Drepper <drepper@cygnus.com>
* db/recno/rec_put.c: Add cast to avoid warning.
* db/recno/rec_close.c: Likewise.
* db/mpool/mpool.c: Likewise.
* db/hash/hash_bigkey.h: Likewise.
* db/hash/hash.c: Likewise.
* db/btree/bt_split.c: Likewise.
* db/btree/bt_put.c: Likewise.
Thu Nov 14 14:11:44 1996 Ulrich Drepper <drepper@cygnus.com>
* dirent/dirent.h: Update copyright.
* elf/elf.h: Likewise.
* elf/link.h: Likewise.
* gmon/sys/gmon_out.h: Likewise.
* gnu-versions.h: Likewise.
* intl/libintl.h: Likewise.
* io/fcntl.h: Likewise.
* io/ftw.h: Likewise.
* io/sys/statfs.h: Likewise.
* io/utime.h: Likewise.
* locale/langinfo.h: Likewise.
* malloc/malloc.h: Likewise.
* malloc/obstack.h: Likewise.
* misc/ar.h: Likewise.
* misc/error.h: Likewise.
* misc/mntent.h: Likewise.
* misc/sgtty.h: Likewise.
* misc/sys/cdefs.h: Likewise.
* misc/sys/dir.h: Likewise.
* misc/sys/file.h: Likewise.
* misc/sys/ioctl.h: Likewise.
* misc/sys/ustat.h: Likewise.
* posix/fnmatch.h: Likewise.
* posix/getopt.h: Likewise.
* posix/glob.h: Likewise.
* posix/posix2_lim.h: Likewise.
* posix/regex.h: Likewise.
* posix/sys/times.h: Likewise.
* posix/sys/types.h: Likewise.
* posix/sys/utsname.h: Likewise.
* posix/tar.h: Likewise.
* posix/wordexp.h: Likewise.
* resource/sys/resource.h: Likewise.
* resource/sys/vlimit.h: Likewise.
* resource/sys/vtimes.h: Likewise.
* socket/sys/socket.h: Likewise.
* socket/sys/un.h: Likewise.
* stdio-common/printf.h: Likewise.
* stdlib/alloca.h: Likewise.
* string/argz.h: Likewise.
* string/endian.h: Likewise.
* string/envz.h: Likewise.
* string/memory.h: Likewise.
* string/strings.h: Likewise.
* sysdeps/generic/crypt.h: Likewise.
* sysdeps/generic/direntry.h: Likewise.
* sysdeps/generic/gnu/types.h: Likewise.
* sysdeps/generic/ioctl-types.h: Likewise.
* sysdeps/generic/netinet/in.h: Likewise.
* sysdeps/generic/resourcebits.h: Likewise.
* sysdeps/generic/sigset.h: Likewise.
* sysdeps/generic/sockaddrcom.h: Likewise.
* sysdeps/generic/sys/mman.h: Likewise.
* sysdeps/generic/sys/ptrace.h: Likewise.
* sysdeps/generic/termbits.h: Likewise.
* sysdeps/generic/waitstatus.h: Likewise.
* sysdeps/ieee754/huge_val.h: Likewise.
* sysdeps/ieee754/nan.h: Likewise.
* sysdeps/mach/hurd/local_lim.h: Likewise.
* sysdeps/mach/hurd/statbuf.h: Likewise.
* sysdeps/stub/huge_val.h: Likewise.
* sysdeps/stub/libc-lock.h: Likewise.
* sysdeps/stub/signum.h: Likewise.
* sysdeps/stub/statbuf.h: Likewise.
* sysdeps/stub/waitflags.h: Likewise.
* sysdeps/unix/bsd/bsd4.4/sockaddrcom.h: Likewise.
* sysdeps/unix/bsd/osf/alpha/statbuf.h: Likewise.
* sysdeps/unix/bsd/osf/sys/mman.h: Likewise.
* sysdeps/unix/bsd/signum.h: Likewise.
* sysdeps/unix/bsd/statbuf.h: Likewise.
* sysdeps/unix/bsd/sun/signum.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/resourcebits.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/sys/mman.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/termbits.h: Likewise.
* sysdeps/unix/bsd/ultrix4/sys/mman.h: Likewise.
* sysdeps/unix/bsd/waitflags.h: Likewise.
* sysdeps/unix/sysv/irix4/signum.h: Likewise.
* sysdeps/unix/sysv/irix4/statbuf.h: Likewise.
* sysdeps/unix/sysv/irix4/sys/mman.h: Likewise.
* sysdeps/unix/sysv/linux/alpha/statbuf.h: Likewise.
* sysdeps/unix/sysv/linux/alpha/sys/io.h: Likewise.
* sysdeps/unix/sysv/linux/direntry.h: Likewise.
* sysdeps/unix/sysv/linux/gnu/types.h: Likewise.
* sysdeps/unix/sysv/linux/ioctl-types.h: Likewise.
* sysdeps/unix/sysv/linux/local_lim.h: Likewise.
* sysdeps/unix/sysv/linux/netinet/in.h: Likewise.
* sysdeps/unix/sysv/linux/resourcebits.h: Likewise.
* sysdeps/unix/sysv/linux/signum.h: Likewise.
* sysdeps/unix/sysv/linux/statbuf.h: Likewise.
* sysdeps/unix/sysv/linux/sys/io.h: Likewise.
* sysdeps/unix/sysv/linux/sys/klog.h: Likewise.
* sysdeps/unix/sysv/linux/sys/mman.h: Likewise.
* sysdeps/unix/sysv/linux/sys/ptrace.h: Likewise.
* sysdeps/unix/sysv/linux/syscall.h: Likewise.
* sysdeps/unix/sysv/linux/termbits.h: Likewise.
* sysdeps/unix/sysv/local_lim.h: Likewise.
* sysdeps/unix/sysv/sco3.2.4/syscall.h: Likewise.
* sysdeps/unix/sysv/sco3.2/local_lim.h: Likewise.
* sysdeps/unix/sysv/signum.h: Likewise.
* sysdeps/unix/sysv/sysv4/i386/statbuf.h: Likewise.
* sysdeps/unix/sysv/sysv4/signum.h: Likewise.
* sysdeps/unix/sysv/sysv4/sigset.h: Likewise.
* sysdeps/unix/sysv/sysv4/solaris2/signum.h: Likewise.
* sysdeps/unix/sysv/sysv4/solaris2/statbuf.h: Likewise.
* sysdeps/unix/sysv/sysv4/waitflags.h: Likewise.
* sysdeps/vax/huge_val.h: Likewise.
* values.h: Likewise.
Thu Nov 14 04:22:41 1996 Ulrich Drepper <drepper@cygnus.com>
* malloc/obstack.h: Use memcpy instead of bcopy and define a macro
`memcpy' using bcopy if memcpy is not available.
* manual/stdio.texi: Correct description of printf customization.
The argument info function is not optional anymore and the
interface for `printf_function' also changed.
* manual/examples/rprintf.c: Define and use argument info function.
* stdio-common/printf.h (struct printf_info): Change type for field
`pad' to wchar_t.
Correct comment for `register_printf_function'.
* nss/getXXbyYY.c [NEED_H_ERRNO]: Don't pass pointer to h_errno
to reentrant function. Instead use temporary variable and set
h_errno if an error occured.
Reported by NIIBE Yutaka.
are no bits set in the masks. Reported by baldazzi@csr.unibo.it.
1996-11-17 11:15:52 +08:00
|
|
|
This file is part of the GNU C Library.
|
1995-05-02 14:35:55 +08:00
|
|
|
|
update from main archive 961116
Sun Nov 17 03:13:57 1996 Ulrich Drepper <drepper@cygnus.com>
* db/makedb.c: Update and reformat copyright.
* elf/Makefile: Likewise.
* elf/dl-close.c: Likewise.
* elf/dl-debug.c: Likewise.
* elf/dl-deps.c: Likewise.
* elf/dl-error.c: Likewise.
* elf/dl-fini.c: Likewise.
* elf/dl-init.c: Likewise.
* elf/dl-load.c: Likewise.
* elf/dl-lookup.c: Likewise.
* elf/dl-minimal.c: Likewise.
* elf/dl-object.c: Likewise.
* elf/dl-open.c: Likewise.
* elf/dl-reloc.c: Likewise.
* elf/dl-runtime.c: Likewise.
* elf/dl-support.c: Likewise.
* elf/dl-symbol.c: Likewise.
* elf/dladdr.c: Likewise.
* elf/dlclose.c: Likewise.
* elf/dlerror.c: Likewise.
* elf/dlopen.c: Likewise.
* elf/dlsym.c: Likewise.
* elf/do-rel.h: Likewise.
* elf/dynamic-link.h: Likewise.
* elf/eval.c: Likewise.
* elf/rtld.c: Likewise.
* inet/ether_hton.c: Likewise.
* inet/ether_ntoh.c: Likewise.
* inet/ether_line.c: Likewise.
* inet/getnetgrent_r.c: Likewise.
* inet/Makefile (+gccwarn): Remove definition.
Instead set CFLAGS-rcmd.c, CFLAGS-rexec.c, and CFLAGS-ruserpass.c
to `-w'.
* inet/aliases.h: Add C++ protection.
* inet/ether_hton.c: Add prototype for __nss_ethers_lookup.
(ether_hostton): Remove unused variable result.
* inet/ether_ntoh.c: Likewise.
* inet/ether_line.c: Include <ctype.h> and <string.h>.
* inet/getnetgrent_r.c: Include <stdlib.h>.
Use casts to prevent warnings.
(innetgr): Initialize `known' and `needed'.
* inet/inet_net.c: Make local variable `i' of type u_int32_t.
* nss/getXXbyYY_r.c (INTERNAL (REENTRANT_NAME)) [NEED__RES]: Don't
return NULL. Instead set *RESULT to NULL and return -1.
* nss/getXXent_r.c (INTERNAL (REENTRANT_GETNAME)): Likewise.
(SETFUNC_NAME, ENDFUNC_NAME) [NEED__RES]: Don't return anything.
* nss/nss_files/files-alias.c: Debug function. I didn't worked at
all before.
Sat Nov 16 15:25:34 1996 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/posix/readv.c: Don't use PTR anymore.
* sysdeps/posix/writev.c: Likewise.
* version.h (VERSION): Bump to 1.98.
* nss/db-Makefile: Generate lines for getXXXent iteration.
* sysdeps/alpha/Dist: Don't distribute removed files divlu.S,
divqu.S, remlu.S, and remqu.S.
Fri Nov 15 08:55:54 1996 Andreas Jaeger <aj@arthur.pfalz.de>
* posix/unistd.h: Correct typo in documentation.
Thu Nov 14 18:08:14 1996 a sun <asun@zoology.washington.edu>
* inet/netinet/tcp.h: Use __ protected versions instead of
BYTE_ORDER, LITTLE_ENDIAN, and BIG_ENDIAN directly.
Sat Nov 16 13:44:55 1996 Ulrich Drepper <drepper@cygnus.com>
* intl/loadmsgcat.c (_nl_msg_cat_cntr): Initialize so that
references in libc.so are not anymore undefined.
Sat Nov 16 18:17:36 1996 NIIBE Yutaka <gniibe@mri.co.jp>
* io/utime.h: Rename second parameter for utime to prevent warning
for -Wshadow.
* dirent/dirent.h: Same here for scandir prototype.
* math/mathcalls.h: Likewise for frexp and ldexp.
* sysdeps/unix/sysv/linux/netinet/in.h: Likewise for bindresvport.
Sat Nov 16 03:49:27 1996 Ulrich Drepper <drepper@cygnus.com>
* stdlib/tst-strtod.c: Add test for error case below.
Sat Nov 16 03:48:39 1996 Wolfram Gloger <Wolfram.Gloger@dent.med.uni-muenchen.de>
* stdlib/strtod.c: Recognize numbers like 0e-19.
Fri Nov 15 08:38:43 1996 Andreas Jaeger <aj@arthur.pfalz.de>
* time/Makefile ($(installed-localtime-file)): Fix path to
rellns-sh.
* Makefile: Don't generate and install gnu/lib-names.h if
$(build-shared) is not `yes'.
Thu Nov 14 09:23:58 1996 H.J. Lu (hjl@gnu.ai.mit.edu)
* sysdeps/posix/Makefile ($(common-objpfx)mk-stdiolim): Depend
on $(..)posix/posix1_lim.h, not ../posix/posix1_lim.h.
* Makerules (REAL_MAKE_VERSION): New, use it instead of
MAKE_VERSION.
Thu Nov 14 22:10:43 1996 Ulrich Drepper <drepper@cygnus.com>
* nss/nss_files/files-XXX.x (_nss_files_get,ENTNAME_r): Fix typo.
* nss/getXXent_r.c: Fix typo. Set correct return value when
no further service is available.
Thu Nov 14 17:48:13 1996 Ulrich Drepper <drepper@cygnus.com>
* db/recno/rec_put.c: Add cast to avoid warning.
* db/recno/rec_close.c: Likewise.
* db/mpool/mpool.c: Likewise.
* db/hash/hash_bigkey.h: Likewise.
* db/hash/hash.c: Likewise.
* db/btree/bt_split.c: Likewise.
* db/btree/bt_put.c: Likewise.
Thu Nov 14 14:11:44 1996 Ulrich Drepper <drepper@cygnus.com>
* dirent/dirent.h: Update copyright.
* elf/elf.h: Likewise.
* elf/link.h: Likewise.
* gmon/sys/gmon_out.h: Likewise.
* gnu-versions.h: Likewise.
* intl/libintl.h: Likewise.
* io/fcntl.h: Likewise.
* io/ftw.h: Likewise.
* io/sys/statfs.h: Likewise.
* io/utime.h: Likewise.
* locale/langinfo.h: Likewise.
* malloc/malloc.h: Likewise.
* malloc/obstack.h: Likewise.
* misc/ar.h: Likewise.
* misc/error.h: Likewise.
* misc/mntent.h: Likewise.
* misc/sgtty.h: Likewise.
* misc/sys/cdefs.h: Likewise.
* misc/sys/dir.h: Likewise.
* misc/sys/file.h: Likewise.
* misc/sys/ioctl.h: Likewise.
* misc/sys/ustat.h: Likewise.
* posix/fnmatch.h: Likewise.
* posix/getopt.h: Likewise.
* posix/glob.h: Likewise.
* posix/posix2_lim.h: Likewise.
* posix/regex.h: Likewise.
* posix/sys/times.h: Likewise.
* posix/sys/types.h: Likewise.
* posix/sys/utsname.h: Likewise.
* posix/tar.h: Likewise.
* posix/wordexp.h: Likewise.
* resource/sys/resource.h: Likewise.
* resource/sys/vlimit.h: Likewise.
* resource/sys/vtimes.h: Likewise.
* socket/sys/socket.h: Likewise.
* socket/sys/un.h: Likewise.
* stdio-common/printf.h: Likewise.
* stdlib/alloca.h: Likewise.
* string/argz.h: Likewise.
* string/endian.h: Likewise.
* string/envz.h: Likewise.
* string/memory.h: Likewise.
* string/strings.h: Likewise.
* sysdeps/generic/crypt.h: Likewise.
* sysdeps/generic/direntry.h: Likewise.
* sysdeps/generic/gnu/types.h: Likewise.
* sysdeps/generic/ioctl-types.h: Likewise.
* sysdeps/generic/netinet/in.h: Likewise.
* sysdeps/generic/resourcebits.h: Likewise.
* sysdeps/generic/sigset.h: Likewise.
* sysdeps/generic/sockaddrcom.h: Likewise.
* sysdeps/generic/sys/mman.h: Likewise.
* sysdeps/generic/sys/ptrace.h: Likewise.
* sysdeps/generic/termbits.h: Likewise.
* sysdeps/generic/waitstatus.h: Likewise.
* sysdeps/ieee754/huge_val.h: Likewise.
* sysdeps/ieee754/nan.h: Likewise.
* sysdeps/mach/hurd/local_lim.h: Likewise.
* sysdeps/mach/hurd/statbuf.h: Likewise.
* sysdeps/stub/huge_val.h: Likewise.
* sysdeps/stub/libc-lock.h: Likewise.
* sysdeps/stub/signum.h: Likewise.
* sysdeps/stub/statbuf.h: Likewise.
* sysdeps/stub/waitflags.h: Likewise.
* sysdeps/unix/bsd/bsd4.4/sockaddrcom.h: Likewise.
* sysdeps/unix/bsd/osf/alpha/statbuf.h: Likewise.
* sysdeps/unix/bsd/osf/sys/mman.h: Likewise.
* sysdeps/unix/bsd/signum.h: Likewise.
* sysdeps/unix/bsd/statbuf.h: Likewise.
* sysdeps/unix/bsd/sun/signum.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/resourcebits.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/sys/mman.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/termbits.h: Likewise.
* sysdeps/unix/bsd/ultrix4/sys/mman.h: Likewise.
* sysdeps/unix/bsd/waitflags.h: Likewise.
* sysdeps/unix/sysv/irix4/signum.h: Likewise.
* sysdeps/unix/sysv/irix4/statbuf.h: Likewise.
* sysdeps/unix/sysv/irix4/sys/mman.h: Likewise.
* sysdeps/unix/sysv/linux/alpha/statbuf.h: Likewise.
* sysdeps/unix/sysv/linux/alpha/sys/io.h: Likewise.
* sysdeps/unix/sysv/linux/direntry.h: Likewise.
* sysdeps/unix/sysv/linux/gnu/types.h: Likewise.
* sysdeps/unix/sysv/linux/ioctl-types.h: Likewise.
* sysdeps/unix/sysv/linux/local_lim.h: Likewise.
* sysdeps/unix/sysv/linux/netinet/in.h: Likewise.
* sysdeps/unix/sysv/linux/resourcebits.h: Likewise.
* sysdeps/unix/sysv/linux/signum.h: Likewise.
* sysdeps/unix/sysv/linux/statbuf.h: Likewise.
* sysdeps/unix/sysv/linux/sys/io.h: Likewise.
* sysdeps/unix/sysv/linux/sys/klog.h: Likewise.
* sysdeps/unix/sysv/linux/sys/mman.h: Likewise.
* sysdeps/unix/sysv/linux/sys/ptrace.h: Likewise.
* sysdeps/unix/sysv/linux/syscall.h: Likewise.
* sysdeps/unix/sysv/linux/termbits.h: Likewise.
* sysdeps/unix/sysv/local_lim.h: Likewise.
* sysdeps/unix/sysv/sco3.2.4/syscall.h: Likewise.
* sysdeps/unix/sysv/sco3.2/local_lim.h: Likewise.
* sysdeps/unix/sysv/signum.h: Likewise.
* sysdeps/unix/sysv/sysv4/i386/statbuf.h: Likewise.
* sysdeps/unix/sysv/sysv4/signum.h: Likewise.
* sysdeps/unix/sysv/sysv4/sigset.h: Likewise.
* sysdeps/unix/sysv/sysv4/solaris2/signum.h: Likewise.
* sysdeps/unix/sysv/sysv4/solaris2/statbuf.h: Likewise.
* sysdeps/unix/sysv/sysv4/waitflags.h: Likewise.
* sysdeps/vax/huge_val.h: Likewise.
* values.h: Likewise.
Thu Nov 14 04:22:41 1996 Ulrich Drepper <drepper@cygnus.com>
* malloc/obstack.h: Use memcpy instead of bcopy and define a macro
`memcpy' using bcopy if memcpy is not available.
* manual/stdio.texi: Correct description of printf customization.
The argument info function is not optional anymore and the
interface for `printf_function' also changed.
* manual/examples/rprintf.c: Define and use argument info function.
* stdio-common/printf.h (struct printf_info): Change type for field
`pad' to wchar_t.
Correct comment for `register_printf_function'.
* nss/getXXbyYY.c [NEED_H_ERRNO]: Don't pass pointer to h_errno
to reentrant function. Instead use temporary variable and set
h_errno if an error occured.
Reported by NIIBE Yutaka.
are no bits set in the masks. Reported by baldazzi@csr.unibo.it.
1996-11-17 11:15:52 +08:00
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
2001-07-06 12:58:11 +08:00
|
|
|
modify it under the terms of the GNU Lesser General Public
|
|
|
|
License as published by the Free Software Foundation; either
|
|
|
|
version 2.1 of the License, or (at your option) any later version.
|
1995-05-02 14:35:55 +08:00
|
|
|
|
update from main archive 961116
Sun Nov 17 03:13:57 1996 Ulrich Drepper <drepper@cygnus.com>
* db/makedb.c: Update and reformat copyright.
* elf/Makefile: Likewise.
* elf/dl-close.c: Likewise.
* elf/dl-debug.c: Likewise.
* elf/dl-deps.c: Likewise.
* elf/dl-error.c: Likewise.
* elf/dl-fini.c: Likewise.
* elf/dl-init.c: Likewise.
* elf/dl-load.c: Likewise.
* elf/dl-lookup.c: Likewise.
* elf/dl-minimal.c: Likewise.
* elf/dl-object.c: Likewise.
* elf/dl-open.c: Likewise.
* elf/dl-reloc.c: Likewise.
* elf/dl-runtime.c: Likewise.
* elf/dl-support.c: Likewise.
* elf/dl-symbol.c: Likewise.
* elf/dladdr.c: Likewise.
* elf/dlclose.c: Likewise.
* elf/dlerror.c: Likewise.
* elf/dlopen.c: Likewise.
* elf/dlsym.c: Likewise.
* elf/do-rel.h: Likewise.
* elf/dynamic-link.h: Likewise.
* elf/eval.c: Likewise.
* elf/rtld.c: Likewise.
* inet/ether_hton.c: Likewise.
* inet/ether_ntoh.c: Likewise.
* inet/ether_line.c: Likewise.
* inet/getnetgrent_r.c: Likewise.
* inet/Makefile (+gccwarn): Remove definition.
Instead set CFLAGS-rcmd.c, CFLAGS-rexec.c, and CFLAGS-ruserpass.c
to `-w'.
* inet/aliases.h: Add C++ protection.
* inet/ether_hton.c: Add prototype for __nss_ethers_lookup.
(ether_hostton): Remove unused variable result.
* inet/ether_ntoh.c: Likewise.
* inet/ether_line.c: Include <ctype.h> and <string.h>.
* inet/getnetgrent_r.c: Include <stdlib.h>.
Use casts to prevent warnings.
(innetgr): Initialize `known' and `needed'.
* inet/inet_net.c: Make local variable `i' of type u_int32_t.
* nss/getXXbyYY_r.c (INTERNAL (REENTRANT_NAME)) [NEED__RES]: Don't
return NULL. Instead set *RESULT to NULL and return -1.
* nss/getXXent_r.c (INTERNAL (REENTRANT_GETNAME)): Likewise.
(SETFUNC_NAME, ENDFUNC_NAME) [NEED__RES]: Don't return anything.
* nss/nss_files/files-alias.c: Debug function. I didn't worked at
all before.
Sat Nov 16 15:25:34 1996 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/posix/readv.c: Don't use PTR anymore.
* sysdeps/posix/writev.c: Likewise.
* version.h (VERSION): Bump to 1.98.
* nss/db-Makefile: Generate lines for getXXXent iteration.
* sysdeps/alpha/Dist: Don't distribute removed files divlu.S,
divqu.S, remlu.S, and remqu.S.
Fri Nov 15 08:55:54 1996 Andreas Jaeger <aj@arthur.pfalz.de>
* posix/unistd.h: Correct typo in documentation.
Thu Nov 14 18:08:14 1996 a sun <asun@zoology.washington.edu>
* inet/netinet/tcp.h: Use __ protected versions instead of
BYTE_ORDER, LITTLE_ENDIAN, and BIG_ENDIAN directly.
Sat Nov 16 13:44:55 1996 Ulrich Drepper <drepper@cygnus.com>
* intl/loadmsgcat.c (_nl_msg_cat_cntr): Initialize so that
references in libc.so are not anymore undefined.
Sat Nov 16 18:17:36 1996 NIIBE Yutaka <gniibe@mri.co.jp>
* io/utime.h: Rename second parameter for utime to prevent warning
for -Wshadow.
* dirent/dirent.h: Same here for scandir prototype.
* math/mathcalls.h: Likewise for frexp and ldexp.
* sysdeps/unix/sysv/linux/netinet/in.h: Likewise for bindresvport.
Sat Nov 16 03:49:27 1996 Ulrich Drepper <drepper@cygnus.com>
* stdlib/tst-strtod.c: Add test for error case below.
Sat Nov 16 03:48:39 1996 Wolfram Gloger <Wolfram.Gloger@dent.med.uni-muenchen.de>
* stdlib/strtod.c: Recognize numbers like 0e-19.
Fri Nov 15 08:38:43 1996 Andreas Jaeger <aj@arthur.pfalz.de>
* time/Makefile ($(installed-localtime-file)): Fix path to
rellns-sh.
* Makefile: Don't generate and install gnu/lib-names.h if
$(build-shared) is not `yes'.
Thu Nov 14 09:23:58 1996 H.J. Lu (hjl@gnu.ai.mit.edu)
* sysdeps/posix/Makefile ($(common-objpfx)mk-stdiolim): Depend
on $(..)posix/posix1_lim.h, not ../posix/posix1_lim.h.
* Makerules (REAL_MAKE_VERSION): New, use it instead of
MAKE_VERSION.
Thu Nov 14 22:10:43 1996 Ulrich Drepper <drepper@cygnus.com>
* nss/nss_files/files-XXX.x (_nss_files_get,ENTNAME_r): Fix typo.
* nss/getXXent_r.c: Fix typo. Set correct return value when
no further service is available.
Thu Nov 14 17:48:13 1996 Ulrich Drepper <drepper@cygnus.com>
* db/recno/rec_put.c: Add cast to avoid warning.
* db/recno/rec_close.c: Likewise.
* db/mpool/mpool.c: Likewise.
* db/hash/hash_bigkey.h: Likewise.
* db/hash/hash.c: Likewise.
* db/btree/bt_split.c: Likewise.
* db/btree/bt_put.c: Likewise.
Thu Nov 14 14:11:44 1996 Ulrich Drepper <drepper@cygnus.com>
* dirent/dirent.h: Update copyright.
* elf/elf.h: Likewise.
* elf/link.h: Likewise.
* gmon/sys/gmon_out.h: Likewise.
* gnu-versions.h: Likewise.
* intl/libintl.h: Likewise.
* io/fcntl.h: Likewise.
* io/ftw.h: Likewise.
* io/sys/statfs.h: Likewise.
* io/utime.h: Likewise.
* locale/langinfo.h: Likewise.
* malloc/malloc.h: Likewise.
* malloc/obstack.h: Likewise.
* misc/ar.h: Likewise.
* misc/error.h: Likewise.
* misc/mntent.h: Likewise.
* misc/sgtty.h: Likewise.
* misc/sys/cdefs.h: Likewise.
* misc/sys/dir.h: Likewise.
* misc/sys/file.h: Likewise.
* misc/sys/ioctl.h: Likewise.
* misc/sys/ustat.h: Likewise.
* posix/fnmatch.h: Likewise.
* posix/getopt.h: Likewise.
* posix/glob.h: Likewise.
* posix/posix2_lim.h: Likewise.
* posix/regex.h: Likewise.
* posix/sys/times.h: Likewise.
* posix/sys/types.h: Likewise.
* posix/sys/utsname.h: Likewise.
* posix/tar.h: Likewise.
* posix/wordexp.h: Likewise.
* resource/sys/resource.h: Likewise.
* resource/sys/vlimit.h: Likewise.
* resource/sys/vtimes.h: Likewise.
* socket/sys/socket.h: Likewise.
* socket/sys/un.h: Likewise.
* stdio-common/printf.h: Likewise.
* stdlib/alloca.h: Likewise.
* string/argz.h: Likewise.
* string/endian.h: Likewise.
* string/envz.h: Likewise.
* string/memory.h: Likewise.
* string/strings.h: Likewise.
* sysdeps/generic/crypt.h: Likewise.
* sysdeps/generic/direntry.h: Likewise.
* sysdeps/generic/gnu/types.h: Likewise.
* sysdeps/generic/ioctl-types.h: Likewise.
* sysdeps/generic/netinet/in.h: Likewise.
* sysdeps/generic/resourcebits.h: Likewise.
* sysdeps/generic/sigset.h: Likewise.
* sysdeps/generic/sockaddrcom.h: Likewise.
* sysdeps/generic/sys/mman.h: Likewise.
* sysdeps/generic/sys/ptrace.h: Likewise.
* sysdeps/generic/termbits.h: Likewise.
* sysdeps/generic/waitstatus.h: Likewise.
* sysdeps/ieee754/huge_val.h: Likewise.
* sysdeps/ieee754/nan.h: Likewise.
* sysdeps/mach/hurd/local_lim.h: Likewise.
* sysdeps/mach/hurd/statbuf.h: Likewise.
* sysdeps/stub/huge_val.h: Likewise.
* sysdeps/stub/libc-lock.h: Likewise.
* sysdeps/stub/signum.h: Likewise.
* sysdeps/stub/statbuf.h: Likewise.
* sysdeps/stub/waitflags.h: Likewise.
* sysdeps/unix/bsd/bsd4.4/sockaddrcom.h: Likewise.
* sysdeps/unix/bsd/osf/alpha/statbuf.h: Likewise.
* sysdeps/unix/bsd/osf/sys/mman.h: Likewise.
* sysdeps/unix/bsd/signum.h: Likewise.
* sysdeps/unix/bsd/statbuf.h: Likewise.
* sysdeps/unix/bsd/sun/signum.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/resourcebits.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/sys/mman.h: Likewise.
* sysdeps/unix/bsd/sun/sunos4/termbits.h: Likewise.
* sysdeps/unix/bsd/ultrix4/sys/mman.h: Likewise.
* sysdeps/unix/bsd/waitflags.h: Likewise.
* sysdeps/unix/sysv/irix4/signum.h: Likewise.
* sysdeps/unix/sysv/irix4/statbuf.h: Likewise.
* sysdeps/unix/sysv/irix4/sys/mman.h: Likewise.
* sysdeps/unix/sysv/linux/alpha/statbuf.h: Likewise.
* sysdeps/unix/sysv/linux/alpha/sys/io.h: Likewise.
* sysdeps/unix/sysv/linux/direntry.h: Likewise.
* sysdeps/unix/sysv/linux/gnu/types.h: Likewise.
* sysdeps/unix/sysv/linux/ioctl-types.h: Likewise.
* sysdeps/unix/sysv/linux/local_lim.h: Likewise.
* sysdeps/unix/sysv/linux/netinet/in.h: Likewise.
* sysdeps/unix/sysv/linux/resourcebits.h: Likewise.
* sysdeps/unix/sysv/linux/signum.h: Likewise.
* sysdeps/unix/sysv/linux/statbuf.h: Likewise.
* sysdeps/unix/sysv/linux/sys/io.h: Likewise.
* sysdeps/unix/sysv/linux/sys/klog.h: Likewise.
* sysdeps/unix/sysv/linux/sys/mman.h: Likewise.
* sysdeps/unix/sysv/linux/sys/ptrace.h: Likewise.
* sysdeps/unix/sysv/linux/syscall.h: Likewise.
* sysdeps/unix/sysv/linux/termbits.h: Likewise.
* sysdeps/unix/sysv/local_lim.h: Likewise.
* sysdeps/unix/sysv/sco3.2.4/syscall.h: Likewise.
* sysdeps/unix/sysv/sco3.2/local_lim.h: Likewise.
* sysdeps/unix/sysv/signum.h: Likewise.
* sysdeps/unix/sysv/sysv4/i386/statbuf.h: Likewise.
* sysdeps/unix/sysv/sysv4/signum.h: Likewise.
* sysdeps/unix/sysv/sysv4/sigset.h: Likewise.
* sysdeps/unix/sysv/sysv4/solaris2/signum.h: Likewise.
* sysdeps/unix/sysv/sysv4/solaris2/statbuf.h: Likewise.
* sysdeps/unix/sysv/sysv4/waitflags.h: Likewise.
* sysdeps/vax/huge_val.h: Likewise.
* values.h: Likewise.
Thu Nov 14 04:22:41 1996 Ulrich Drepper <drepper@cygnus.com>
* malloc/obstack.h: Use memcpy instead of bcopy and define a macro
`memcpy' using bcopy if memcpy is not available.
* manual/stdio.texi: Correct description of printf customization.
The argument info function is not optional anymore and the
interface for `printf_function' also changed.
* manual/examples/rprintf.c: Define and use argument info function.
* stdio-common/printf.h (struct printf_info): Change type for field
`pad' to wchar_t.
Correct comment for `register_printf_function'.
* nss/getXXbyYY.c [NEED_H_ERRNO]: Don't pass pointer to h_errno
to reentrant function. Instead use temporary variable and set
h_errno if an error occured.
Reported by NIIBE Yutaka.
are no bits set in the masks. Reported by baldazzi@csr.unibo.it.
1996-11-17 11:15:52 +08:00
|
|
|
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
|
2001-07-06 12:58:11 +08:00
|
|
|
Lesser General Public License for more details.
|
1995-05-02 14:35:55 +08:00
|
|
|
|
2001-07-06 12:58:11 +08:00
|
|
|
You should have received a copy of the GNU Lesser General Public
|
2012-02-10 07:18:22 +08:00
|
|
|
License along with the GNU C Library; if not, see
|
Prefer https to http for gnu.org and fsf.org URLs
Also, change sources.redhat.com to sourceware.org.
This patch was automatically generated by running the following shell
script, which uses GNU sed, and which avoids modifying files imported
from upstream:
sed -ri '
s,(http|ftp)(://(.*\.)?(gnu|fsf|sourceware)\.org($|[^.]|\.[^a-z])),https\2,g
s,(http|ftp)(://(.*\.)?)sources\.redhat\.com($|[^.]|\.[^a-z]),https\2sourceware.org\4,g
' \
$(find $(git ls-files) -prune -type f \
! -name '*.po' \
! -name 'ChangeLog*' \
! -path COPYING ! -path COPYING.LIB \
! -path manual/fdl-1.3.texi ! -path manual/lgpl-2.1.texi \
! -path manual/texinfo.tex ! -path scripts/config.guess \
! -path scripts/config.sub ! -path scripts/install-sh \
! -path scripts/mkinstalldirs ! -path scripts/move-if-change \
! -path INSTALL ! -path locale/programs/charmap-kw.h \
! -path po/libc.pot ! -path sysdeps/gnu/errlist.c \
! '(' -name configure \
-execdir test -f configure.ac -o -f configure.in ';' ')' \
! '(' -name preconfigure \
-execdir test -f preconfigure.ac ';' ')' \
-print)
and then by running 'make dist-prepare' to regenerate files built
from the altered files, and then executing the following to cleanup:
chmod a+x sysdeps/unix/sysv/linux/riscv/configure
# Omit irrelevant whitespace and comment-only changes,
# perhaps from a slightly-different Autoconf version.
git checkout -f \
sysdeps/csky/configure \
sysdeps/hppa/configure \
sysdeps/riscv/configure \
sysdeps/unix/sysv/linux/csky/configure
# Omit changes that caused a pre-commit check to fail like this:
# remote: *** error: sysdeps/powerpc/powerpc64/ppc-mcount.S: trailing lines
git checkout -f \
sysdeps/powerpc/powerpc64/ppc-mcount.S \
sysdeps/unix/sysv/linux/s390/s390-64/syscall.S
# Omit change that caused a pre-commit check to fail like this:
# remote: *** error: sysdeps/sparc/sparc64/multiarch/memcpy-ultra3.S: last line does not end in newline
git checkout -f sysdeps/sparc/sparc64/multiarch/memcpy-ultra3.S
2019-09-07 13:40:42 +08:00
|
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|
<https://www.gnu.org/licenses/>. */
|
1995-05-02 14:35:55 +08:00
|
|
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|
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|
|
#include <dlfcn.h>
|
2004-02-21 09:06:02 +08:00
|
|
|
#include <ldsodefs.h>
|
2021-06-03 14:26:04 +08:00
|
|
|
#include <shlib-compat.h>
|
|
|
|
#include <stddef.h>
|
Update.
2004-10-18 Jakub Jelinek <jakub@redhat.com>
* elf/dl-libc.c (__libc_dlsym_private, __libc_register_dl_open_hook):
New functions.
(__libc_dlopen_mode): Call __libc_register_dl_open_hook and
__libc_register_dlfcn_hook.
* dlfcn/Makefile (routines, elide-routines.os): Set.
Add rules to build and test tststatic2.
* dlfcn/tststatic2.c: New test.
* dlfcn/modstatic2.c: New test module.
* dlfcn/dladdr.c: Call _dlfcn_hook from libdl.so if not NULL.
Define __ prefixed routine in libc.a and in libdl.a just call it.
* dlfcn/dladdr1.c: Likewise.
* dlfcn/dlclose.c: Likewise.
* dlfcn/dlerror.c: Likewise.
* dlfcn/dlinfo.c: Likewise.
* dlfcn/dlmopen.c: Likewise.
* dlfcn/dlopen.c: Likewise.
* dlfcn/dlopenold.c: Likewise.
* dlfcn/dlsym.c: Likewise.
* dlfcn/dlvsym.c: Likewise.
* dlfcn/sdladdr.c: New file.
* dlfcn/sdladdr1.c: New file.
* dlfcn/sdlclose.c: New file.
* dlfcn/sdlerror.c: New file.
* dlfcn/sdlinfo.c: New file.
* dlfcn/sdlopen.c: New file.
* dlfcn/sdlsym.c: New file.
* dlfcn/sdlvsym.c: New file.
* dlfcn/Versions (libdl): Export _dlfcn_hook@GLIBC_PRIVATE.
* include/dlfcn.h (DL_CALLER_DECL, DL_CALLER RETURN_ADDRESS): Define.
(struct dlfcn_hook): New type.
(_dlfcn_hook): New extern decl.
(__dlopen, __dlclose, __dlsym, __dlerror, __dladdr, __dladdr1,
__dlinfo, __dlmopen, __libc_dlsym_private,
__libc_register_dl_open_hook, __libc_register_dlfcn_hook): New
prototypes.
(__dlvsym): Use DL_CALLER_DECL.
* include/libc-symbols.h: Define libdl_hidden_proto and friends.
* malloc/arena.c (_dl_open_hook): Extern decl.
(ptmalloc_init): Don't call _dl_addr when dlopened from statically
linked programs but don't use brk for them either.
2004-10-19 07:17:46 +08:00
|
|
|
|
Update.
* sysdeps/gnu/Makefile (libdl-routines): Add eval.
1999-07-06 Zack Weinberg <zack@rabi.columbia.edu>
* dlfcn: New directory. Move the following files from elf:
dladdr.c, dlclose.c, dlerror.c, dlfcn.h, dlopen.c,
dlopenold.c, dlsym.c, dlvsym.c.
* dlfcn/Makefile: New file.
* dlfcn/Versions: New file.
* dlfcn/dlsym.c: All ELF-specific code split out to new
function _dl_sym.
* dlfcn/dlvsym.c: All ELF-specific code split out to new
function _dl_vsym.
* elf/dl-sym.c: New file. _dl_sym and _dl_vsym are
implemented here.
* dlfcn/dladdr.c: Remove all references to ELF data structures
or headers.
* dlfcn/dlclose.c: Likewise.
* dlfcn/dlerror.c: Likewise.
* dlfcn/dlopen.c: Likewise.
* dlfcn/dlopenold.c: Likewise.
* Makeconfig (dlfcn): New variable - set to `dlfcn' if elf is
yes, empty otherwise.
(libdl): Set to dlfcn/libdl.so or libdl.a if elf is yes,
depending on build-shared.
(subdirs): Add $(dlfcn).
(rpath-dirs): Add dlfcn.
* elf/Makefile: Remove all references to libdl or its
components, except the ones relating to the test cases.
(routines): Add dl-sym.
* elf/Versions (libc): Add _dl_sym and _dl_vsym for GLIBC_2.2.
(libdl): Delete.
* elf/dl-close.c (_dl_close): Change argument to void *.
* elf/dl-open.c (_dl_open): Change return type to void *.
* elf/eval.c: Removed.
* elf/ldsodefs.h: Move prototypes of _dl_catch_error,
_dlerror_run, _dl_open, _dl_close, _dl_addr, and
_dl_mcount_wrapper_check to include/dlfcn.h. Delete
_CALL_DL_FCT macro.
* include/dlfcn.h: Also prototype _dl_sym and _dl_vsym here.
Include real header from dlfcn directory.
* include/ldsodefs.h: Removed.
* grp/initgroups.c: Use DL_CALL_FCT not _CALL_DL_FCT.
* nss/getXXbyYY_r.c: Likewise.
* nss/getXXent_r.c: Likewise.
* iconv/gconv.c: Likewise. Don't include ldsodefs.h.
* iconv/gconv_db.c: Likewise. Don't include ldsodefs.h.
* iconv/skeleton.c: Don't include ldsodefs.h.
* nss/nsswitch.h: Don't include ldsodefs.h. Include dlfcn.h.
1999-07-07 Ulrich Drepper <drepper@cygnus.com>
1999-07-08 02:39:33 +08:00
|
|
|
struct dlsym_args
|
|
|
|
{
|
|
|
|
/* The arguments to dlsym_doit. */
|
|
|
|
void *handle;
|
|
|
|
const char *name;
|
|
|
|
void *who;
|
|
|
|
|
|
|
|
/* The return value of dlsym_doit. */
|
|
|
|
void *sym;
|
|
|
|
};
|
1995-05-02 14:35:55 +08:00
|
|
|
|
1997-03-30 01:32:35 +08:00
|
|
|
static void
|
Update.
* sysdeps/gnu/Makefile (libdl-routines): Add eval.
1999-07-06 Zack Weinberg <zack@rabi.columbia.edu>
* dlfcn: New directory. Move the following files from elf:
dladdr.c, dlclose.c, dlerror.c, dlfcn.h, dlopen.c,
dlopenold.c, dlsym.c, dlvsym.c.
* dlfcn/Makefile: New file.
* dlfcn/Versions: New file.
* dlfcn/dlsym.c: All ELF-specific code split out to new
function _dl_sym.
* dlfcn/dlvsym.c: All ELF-specific code split out to new
function _dl_vsym.
* elf/dl-sym.c: New file. _dl_sym and _dl_vsym are
implemented here.
* dlfcn/dladdr.c: Remove all references to ELF data structures
or headers.
* dlfcn/dlclose.c: Likewise.
* dlfcn/dlerror.c: Likewise.
* dlfcn/dlopen.c: Likewise.
* dlfcn/dlopenold.c: Likewise.
* Makeconfig (dlfcn): New variable - set to `dlfcn' if elf is
yes, empty otherwise.
(libdl): Set to dlfcn/libdl.so or libdl.a if elf is yes,
depending on build-shared.
(subdirs): Add $(dlfcn).
(rpath-dirs): Add dlfcn.
* elf/Makefile: Remove all references to libdl or its
components, except the ones relating to the test cases.
(routines): Add dl-sym.
* elf/Versions (libc): Add _dl_sym and _dl_vsym for GLIBC_2.2.
(libdl): Delete.
* elf/dl-close.c (_dl_close): Change argument to void *.
* elf/dl-open.c (_dl_open): Change return type to void *.
* elf/eval.c: Removed.
* elf/ldsodefs.h: Move prototypes of _dl_catch_error,
_dlerror_run, _dl_open, _dl_close, _dl_addr, and
_dl_mcount_wrapper_check to include/dlfcn.h. Delete
_CALL_DL_FCT macro.
* include/dlfcn.h: Also prototype _dl_sym and _dl_vsym here.
Include real header from dlfcn directory.
* include/ldsodefs.h: Removed.
* grp/initgroups.c: Use DL_CALL_FCT not _CALL_DL_FCT.
* nss/getXXbyYY_r.c: Likewise.
* nss/getXXent_r.c: Likewise.
* iconv/gconv.c: Likewise. Don't include ldsodefs.h.
* iconv/gconv_db.c: Likewise. Don't include ldsodefs.h.
* iconv/skeleton.c: Don't include ldsodefs.h.
* nss/nsswitch.h: Don't include ldsodefs.h. Include dlfcn.h.
1999-07-07 Ulrich Drepper <drepper@cygnus.com>
1999-07-08 02:39:33 +08:00
|
|
|
dlsym_doit (void *a)
|
1997-03-30 01:32:35 +08:00
|
|
|
{
|
Update.
* sysdeps/gnu/Makefile (libdl-routines): Add eval.
1999-07-06 Zack Weinberg <zack@rabi.columbia.edu>
* dlfcn: New directory. Move the following files from elf:
dladdr.c, dlclose.c, dlerror.c, dlfcn.h, dlopen.c,
dlopenold.c, dlsym.c, dlvsym.c.
* dlfcn/Makefile: New file.
* dlfcn/Versions: New file.
* dlfcn/dlsym.c: All ELF-specific code split out to new
function _dl_sym.
* dlfcn/dlvsym.c: All ELF-specific code split out to new
function _dl_vsym.
* elf/dl-sym.c: New file. _dl_sym and _dl_vsym are
implemented here.
* dlfcn/dladdr.c: Remove all references to ELF data structures
or headers.
* dlfcn/dlclose.c: Likewise.
* dlfcn/dlerror.c: Likewise.
* dlfcn/dlopen.c: Likewise.
* dlfcn/dlopenold.c: Likewise.
* Makeconfig (dlfcn): New variable - set to `dlfcn' if elf is
yes, empty otherwise.
(libdl): Set to dlfcn/libdl.so or libdl.a if elf is yes,
depending on build-shared.
(subdirs): Add $(dlfcn).
(rpath-dirs): Add dlfcn.
* elf/Makefile: Remove all references to libdl or its
components, except the ones relating to the test cases.
(routines): Add dl-sym.
* elf/Versions (libc): Add _dl_sym and _dl_vsym for GLIBC_2.2.
(libdl): Delete.
* elf/dl-close.c (_dl_close): Change argument to void *.
* elf/dl-open.c (_dl_open): Change return type to void *.
* elf/eval.c: Removed.
* elf/ldsodefs.h: Move prototypes of _dl_catch_error,
_dlerror_run, _dl_open, _dl_close, _dl_addr, and
_dl_mcount_wrapper_check to include/dlfcn.h. Delete
_CALL_DL_FCT macro.
* include/dlfcn.h: Also prototype _dl_sym and _dl_vsym here.
Include real header from dlfcn directory.
* include/ldsodefs.h: Removed.
* grp/initgroups.c: Use DL_CALL_FCT not _CALL_DL_FCT.
* nss/getXXbyYY_r.c: Likewise.
* nss/getXXent_r.c: Likewise.
* iconv/gconv.c: Likewise. Don't include ldsodefs.h.
* iconv/gconv_db.c: Likewise. Don't include ldsodefs.h.
* iconv/skeleton.c: Don't include ldsodefs.h.
* nss/nsswitch.h: Don't include ldsodefs.h. Include dlfcn.h.
1999-07-07 Ulrich Drepper <drepper@cygnus.com>
1999-07-08 02:39:33 +08:00
|
|
|
struct dlsym_args *args = (struct dlsym_args *) a;
|
|
|
|
|
|
|
|
args->sym = _dl_sym (args->handle, args->name, args->who);
|
1997-03-30 01:32:35 +08:00
|
|
|
}
|
|
|
|
|
2021-06-03 14:26:04 +08:00
|
|
|
static void *
|
|
|
|
dlsym_implementation (void *handle, const char *name, void *dl_caller)
|
1995-05-02 14:35:55 +08:00
|
|
|
{
|
Update.
* sysdeps/gnu/Makefile (libdl-routines): Add eval.
1999-07-06 Zack Weinberg <zack@rabi.columbia.edu>
* dlfcn: New directory. Move the following files from elf:
dladdr.c, dlclose.c, dlerror.c, dlfcn.h, dlopen.c,
dlopenold.c, dlsym.c, dlvsym.c.
* dlfcn/Makefile: New file.
* dlfcn/Versions: New file.
* dlfcn/dlsym.c: All ELF-specific code split out to new
function _dl_sym.
* dlfcn/dlvsym.c: All ELF-specific code split out to new
function _dl_vsym.
* elf/dl-sym.c: New file. _dl_sym and _dl_vsym are
implemented here.
* dlfcn/dladdr.c: Remove all references to ELF data structures
or headers.
* dlfcn/dlclose.c: Likewise.
* dlfcn/dlerror.c: Likewise.
* dlfcn/dlopen.c: Likewise.
* dlfcn/dlopenold.c: Likewise.
* Makeconfig (dlfcn): New variable - set to `dlfcn' if elf is
yes, empty otherwise.
(libdl): Set to dlfcn/libdl.so or libdl.a if elf is yes,
depending on build-shared.
(subdirs): Add $(dlfcn).
(rpath-dirs): Add dlfcn.
* elf/Makefile: Remove all references to libdl or its
components, except the ones relating to the test cases.
(routines): Add dl-sym.
* elf/Versions (libc): Add _dl_sym and _dl_vsym for GLIBC_2.2.
(libdl): Delete.
* elf/dl-close.c (_dl_close): Change argument to void *.
* elf/dl-open.c (_dl_open): Change return type to void *.
* elf/eval.c: Removed.
* elf/ldsodefs.h: Move prototypes of _dl_catch_error,
_dlerror_run, _dl_open, _dl_close, _dl_addr, and
_dl_mcount_wrapper_check to include/dlfcn.h. Delete
_CALL_DL_FCT macro.
* include/dlfcn.h: Also prototype _dl_sym and _dl_vsym here.
Include real header from dlfcn directory.
* include/ldsodefs.h: Removed.
* grp/initgroups.c: Use DL_CALL_FCT not _CALL_DL_FCT.
* nss/getXXbyYY_r.c: Likewise.
* nss/getXXent_r.c: Likewise.
* iconv/gconv.c: Likewise. Don't include ldsodefs.h.
* iconv/gconv_db.c: Likewise. Don't include ldsodefs.h.
* iconv/skeleton.c: Don't include ldsodefs.h.
* nss/nsswitch.h: Don't include ldsodefs.h. Include dlfcn.h.
1999-07-07 Ulrich Drepper <drepper@cygnus.com>
1999-07-08 02:39:33 +08:00
|
|
|
struct dlsym_args args;
|
2021-06-03 14:26:04 +08:00
|
|
|
args.who = dl_caller;
|
Update.
* sysdeps/gnu/Makefile (libdl-routines): Add eval.
1999-07-06 Zack Weinberg <zack@rabi.columbia.edu>
* dlfcn: New directory. Move the following files from elf:
dladdr.c, dlclose.c, dlerror.c, dlfcn.h, dlopen.c,
dlopenold.c, dlsym.c, dlvsym.c.
* dlfcn/Makefile: New file.
* dlfcn/Versions: New file.
* dlfcn/dlsym.c: All ELF-specific code split out to new
function _dl_sym.
* dlfcn/dlvsym.c: All ELF-specific code split out to new
function _dl_vsym.
* elf/dl-sym.c: New file. _dl_sym and _dl_vsym are
implemented here.
* dlfcn/dladdr.c: Remove all references to ELF data structures
or headers.
* dlfcn/dlclose.c: Likewise.
* dlfcn/dlerror.c: Likewise.
* dlfcn/dlopen.c: Likewise.
* dlfcn/dlopenold.c: Likewise.
* Makeconfig (dlfcn): New variable - set to `dlfcn' if elf is
yes, empty otherwise.
(libdl): Set to dlfcn/libdl.so or libdl.a if elf is yes,
depending on build-shared.
(subdirs): Add $(dlfcn).
(rpath-dirs): Add dlfcn.
* elf/Makefile: Remove all references to libdl or its
components, except the ones relating to the test cases.
(routines): Add dl-sym.
* elf/Versions (libc): Add _dl_sym and _dl_vsym for GLIBC_2.2.
(libdl): Delete.
* elf/dl-close.c (_dl_close): Change argument to void *.
* elf/dl-open.c (_dl_open): Change return type to void *.
* elf/eval.c: Removed.
* elf/ldsodefs.h: Move prototypes of _dl_catch_error,
_dlerror_run, _dl_open, _dl_close, _dl_addr, and
_dl_mcount_wrapper_check to include/dlfcn.h. Delete
_CALL_DL_FCT macro.
* include/dlfcn.h: Also prototype _dl_sym and _dl_vsym here.
Include real header from dlfcn directory.
* include/ldsodefs.h: Removed.
* grp/initgroups.c: Use DL_CALL_FCT not _CALL_DL_FCT.
* nss/getXXbyYY_r.c: Likewise.
* nss/getXXent_r.c: Likewise.
* iconv/gconv.c: Likewise. Don't include ldsodefs.h.
* iconv/gconv_db.c: Likewise. Don't include ldsodefs.h.
* iconv/skeleton.c: Don't include ldsodefs.h.
* nss/nsswitch.h: Don't include ldsodefs.h. Include dlfcn.h.
1999-07-07 Ulrich Drepper <drepper@cygnus.com>
1999-07-08 02:39:33 +08:00
|
|
|
args.handle = handle;
|
|
|
|
args.name = name;
|
|
|
|
|
2004-02-21 09:06:02 +08:00
|
|
|
/* Protect against concurrent loads and unloads. */
|
|
|
|
__rtld_lock_lock_recursive (GL(dl_load_lock));
|
|
|
|
|
|
|
|
void *result = (_dlerror_run (dlsym_doit, &args) ? NULL : args.sym);
|
|
|
|
|
|
|
|
__rtld_lock_unlock_recursive (GL(dl_load_lock));
|
|
|
|
|
|
|
|
return result;
|
1995-05-02 14:35:55 +08:00
|
|
|
}
|
2021-06-03 14:26:04 +08:00
|
|
|
|
|
|
|
#ifdef SHARED
|
|
|
|
void *
|
|
|
|
___dlsym (void *handle, const char *name)
|
|
|
|
{
|
|
|
|
if (!rtld_active ())
|
2021-06-03 14:26:04 +08:00
|
|
|
return GLRO (dl_dlfcn_hook)->dlsym (handle, name, RETURN_ADDRESS (0));
|
2021-06-03 14:26:04 +08:00
|
|
|
else
|
|
|
|
return dlsym_implementation (handle, name, RETURN_ADDRESS (0));
|
|
|
|
}
|
|
|
|
versioned_symbol (libc, ___dlsym, dlsym, GLIBC_2_34);
|
|
|
|
|
|
|
|
# if OTHER_SHLIB_COMPAT (libdl, GLIBC_2_0, GLIBC_2_34)
|
|
|
|
compat_symbol (libdl, ___dlsym, dlsym, GLIBC_2_0);
|
Update.
2004-10-18 Jakub Jelinek <jakub@redhat.com>
* elf/dl-libc.c (__libc_dlsym_private, __libc_register_dl_open_hook):
New functions.
(__libc_dlopen_mode): Call __libc_register_dl_open_hook and
__libc_register_dlfcn_hook.
* dlfcn/Makefile (routines, elide-routines.os): Set.
Add rules to build and test tststatic2.
* dlfcn/tststatic2.c: New test.
* dlfcn/modstatic2.c: New test module.
* dlfcn/dladdr.c: Call _dlfcn_hook from libdl.so if not NULL.
Define __ prefixed routine in libc.a and in libdl.a just call it.
* dlfcn/dladdr1.c: Likewise.
* dlfcn/dlclose.c: Likewise.
* dlfcn/dlerror.c: Likewise.
* dlfcn/dlinfo.c: Likewise.
* dlfcn/dlmopen.c: Likewise.
* dlfcn/dlopen.c: Likewise.
* dlfcn/dlopenold.c: Likewise.
* dlfcn/dlsym.c: Likewise.
* dlfcn/dlvsym.c: Likewise.
* dlfcn/sdladdr.c: New file.
* dlfcn/sdladdr1.c: New file.
* dlfcn/sdlclose.c: New file.
* dlfcn/sdlerror.c: New file.
* dlfcn/sdlinfo.c: New file.
* dlfcn/sdlopen.c: New file.
* dlfcn/sdlsym.c: New file.
* dlfcn/sdlvsym.c: New file.
* dlfcn/Versions (libdl): Export _dlfcn_hook@GLIBC_PRIVATE.
* include/dlfcn.h (DL_CALLER_DECL, DL_CALLER RETURN_ADDRESS): Define.
(struct dlfcn_hook): New type.
(_dlfcn_hook): New extern decl.
(__dlopen, __dlclose, __dlsym, __dlerror, __dladdr, __dladdr1,
__dlinfo, __dlmopen, __libc_dlsym_private,
__libc_register_dl_open_hook, __libc_register_dlfcn_hook): New
prototypes.
(__dlvsym): Use DL_CALLER_DECL.
* include/libc-symbols.h: Define libdl_hidden_proto and friends.
* malloc/arena.c (_dl_open_hook): Extern decl.
(ptmalloc_init): Don't call _dl_addr when dlopened from statically
linked programs but don't use brk for them either.
2004-10-19 07:17:46 +08:00
|
|
|
# endif
|
2021-06-03 14:26:04 +08:00
|
|
|
|
|
|
|
#else /* !SHARED */
|
|
|
|
/* Also used with _dlfcn_hook. */
|
|
|
|
void *
|
|
|
|
__dlsym (void *handle, const char *name, void *dl_caller)
|
|
|
|
{
|
|
|
|
return dlsym_implementation (handle, name, dl_caller);
|
|
|
|
}
|
|
|
|
|
|
|
|
void *
|
|
|
|
___dlsym (void *handle, const char *name)
|
|
|
|
{
|
|
|
|
return __dlsym (handle, name, RETURN_ADDRESS (0));
|
|
|
|
}
|
|
|
|
weak_alias (___dlsym, dlsym)
|
|
|
|
#endif /* !SHARED */
|