From 468946739b3f7e6031d4843fc9a9d5a6e8a16114 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 4 Apr 2001 01:54:59 +0000 Subject: Update. 2001-03-29 Michael Keezer * posix/tst-gnuglob.c: Added ifdef _DIRENT_HAVE_D_TYPE. * login/tst-utmp.c: Handle case where ut_tv is not available but ut_time is. * sysdeps/unix/sysv/aix/utmpx.h: New file. * sysdeps/unix/sysv/aix/bits/utmpx.h: Added _HAVE_UT_TYPE/PID/ID/TV/HOST defines. * sysdeps/unix/sysv/aix/libc-start.c: Removed temp code and made stub. * sysdeps/unix/sysv/aix/gettimeofday.c: New file added routines to access RTCU timer reg. * sysdeps/unix/sysv/aix/Makefile: Remove /usr/lib/crt0.o added dl-libc, dl-open,dl-sym, dl-close to misc. * sysdeps/unix/sysv/aix/start.c: New file. Start code. * sysdeps/unix/sysv/aix/dlldr.h: New file. AIX __loadx defines. * sysdeps/unix/sysv/aix/dl-close.c: New file. AIX dl-close. * sysdeps/unix/sysv/aix/dl-open.c: New file. AIX dl-open. * sysdeps/unix/sysv/aix/dl-sym.c: New file. AIX dl-sym. * sysdeps/unix/sysv/aix/dl-libc.c: New file. libc_dl-xxx support. * sysdeps/generic/strtoll.c: Added SHLIB_COMPAT(libc,GLIBC_2_0, GLIBC_2_2). * sysdeps/generic/strtoull.c: Likewise. * sysdeps/powerpc/ppc-mcount.S: Added nop after bl instruction. * sysdeps/unix/sysv/aix/powerpc/memset.c: New file to include sysdeps/generic/memset.c. * sysdeps/unix/sysv/aix/getpeername.c: Define __getpeername. --- sysdeps/unix/sysv/aix/dl-sym.c | 57 +++++++++++++++++++++++++++++++++++++++--- 1 file changed, 53 insertions(+), 4 deletions(-) (limited to 'sysdeps/unix/sysv/aix/dl-sym.c') diff --git a/sysdeps/unix/sysv/aix/dl-sym.c b/sysdeps/unix/sysv/aix/dl-sym.c index 7e10ba10b0..642c2e2ad4 100644 --- a/sysdeps/unix/sysv/aix/dl-sym.c +++ b/sysdeps/unix/sysv/aix/dl-sym.c @@ -1,9 +1,58 @@ -/* XXX The implementation of dlopen should somehow use the __loadx system - call but how? */ +/* Copyright (C) 2001 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 +#include +#include +#include #include +#include + +extern int _dl_numso; +extern DL_SODATA *_dl_sotable; void * -__libc_dlsym (void *handle, const char *name) +_dl_sym (void *handle, const char *symbol, void *who) { - return (void *) 0; + void *rt_function; + + if ((int) handle < 0 || (int) handle >= _dl_numso || _dl_sotable == NULL) + { + errno = EINVAL; + return NULL; + } + + switch (_dl_sotable[(int) handle].type) + { + case DL_UNIX_SYSCALL: + rt_function = (void *) __loadx (DL_UNIX_SYSCALL, (void *) symbol); + break; + + case DL_GETSYM: + rt_function = (void *) __loadx (DL_GETSYM, (void *) symbol, + _dl_sotable[(int) handle].index, + _dl_sotable[(int) handle].dataorg); + break; + + default: + errno = EINVAL; + return NULL; + } + + return rt_function; } -- cgit v1.2.3