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author | Roland McGrath <roland@gnu.org> | 2003-03-10 09:12:11 +0000 |
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committer | Roland McGrath <roland@gnu.org> | 2003-03-10 09:12:11 +0000 |
commit | 8dd569934c2019dff527f0587f3d809efeec7c03 (patch) | |
tree | 56541d1fa27eed805f18da76464f4b1be727adb5 /dlfcn/dladdr1.c | |
parent | e48f96382f237c0edad5c446eca867092406a51d (diff) | |
download | glibc-8dd569934c2019dff527f0587f3d809efeec7c03.zip glibc-8dd569934c2019dff527f0587f3d809efeec7c03.tar.gz glibc-8dd569934c2019dff527f0587f3d809efeec7c03.tar.bz2 |
2003-03-10 Roland McGrath <roland@redhat.com>
* dlfcn/Makefile (libdl-routines): Add dladdr1.
* dlfcn/dladdr1.c: New file.
* dlfcn/dlfcn.h [__USE_GNU]: Declare dladdr1.
[__USE_GNU] (RTLD_DL_SYMENT, RTLD_DL_LINKMAP): New enum constants.
* elf/dl-addr.c (_dl_addr): Take new args, a struct link_map ** and
a const ElfNN_Sym ** to fill in.
* include/dlfcn.h: Update decl. Include <link.h>.
* dlfcn/dladdr.c (dladdr): Update caller.
* malloc/mtrace.c (tr_where): Likewise.
* sysdeps/generic/elf/backtracesyms.c: Likewise.
* sysdeps/generic/elf/backtracesymsfd.c: Likewise.
* dlfcn/Versions (libdl: GLIBC_2.3.3): New set, add dladdr1.
* Versions.def (libdl): Define GLIBC_2.3.3 set.
Diffstat (limited to 'dlfcn/dladdr1.c')
-rw-r--r-- | dlfcn/dladdr1.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/dlfcn/dladdr1.c b/dlfcn/dladdr1.c new file mode 100644 index 0000000..51b53b5 --- /dev/null +++ b/dlfcn/dladdr1.c @@ -0,0 +1,35 @@ +/* Locate the shared object symbol nearest a given address. + Copyright (C) 2003 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 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. + + 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <dlfcn.h> + +int +dladdr1 (const void *address, Dl_info *info, void **extra, int flags) +{ + switch (flags) + { + default: /* Make this an error? */ + case 0: + return _dl_addr (address, info, NULL, NULL); + case RTLD_DL_SYMENT: + return _dl_addr (address, info, NULL, (const ElfW(Sym) **) extra); + case RTLD_DL_LINKMAP: + return _dl_addr (address, info, (struct link_map **) extra, NULL); + } +} |