diff options
Diffstat (limited to 'dlfcn/dlmopen.c')
-rw-r--r-- | dlfcn/dlmopen.c | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/dlfcn/dlmopen.c b/dlfcn/dlmopen.c deleted file mode 100644 index 07d59ade30..0000000000 --- a/dlfcn/dlmopen.c +++ /dev/null @@ -1,107 +0,0 @@ -/* Load a shared object at run time. - Copyright (C) 1995-2017 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, see - <http://www.gnu.org/licenses/>. */ - -#include <dlfcn.h> -#include <errno.h> -#include <libintl.h> -#include <stddef.h> -#include <unistd.h> -#include <ldsodefs.h> - -#if !defined SHARED && IS_IN (libdl) - -void * -dlmopen (Lmid_t nsid, const char *file, int mode) -{ - return __dlmopen (nsid, file, mode, RETURN_ADDRESS (0)); -} -static_link_warning (dlmopen) - -#else - -struct dlmopen_args -{ - /* Namespace ID. */ - Lmid_t nsid; - /* The arguments for dlopen_doit. */ - const char *file; - int mode; - /* The return value of dlopen_doit. */ - void *new; - /* Address of the caller. */ - const void *caller; -}; - -static void -dlmopen_doit (void *a) -{ - struct dlmopen_args *args = (struct dlmopen_args *) a; - - /* Non-shared code has no support for multiple namespaces. */ - if (args->nsid != LM_ID_BASE) - { -# ifdef SHARED - /* If trying to open the link map for the main executable the namespace - must be the main one. */ - if (args->file == NULL) -# endif - _dl_signal_error (EINVAL, NULL, NULL, N_("invalid namespace")); - - /* It makes no sense to use RTLD_GLOBAL when loading a DSO into - a namespace other than the base namespace. */ - if (__glibc_unlikely (args->mode & RTLD_GLOBAL)) - _dl_signal_error (EINVAL, NULL, NULL, N_("invalid mode")); - } - - args->new = GLRO(dl_open) (args->file ?: "", args->mode | __RTLD_DLOPEN, - args->caller, - args->nsid, __dlfcn_argc, __dlfcn_argv, - __environ); -} - - -void * -__dlmopen (Lmid_t nsid, const char *file, int mode DL_CALLER_DECL) -{ -# ifdef SHARED - if (__glibc_unlikely (_dlfcn_hook != NULL)) - return _dlfcn_hook->dlmopen (nsid, file, mode, RETURN_ADDRESS (0)); -# endif - - struct dlmopen_args args; - args.nsid = nsid; - args.file = file; - args.mode = mode; - args.caller = DL_CALLER; - -# ifdef SHARED - return _dlerror_run (dlmopen_doit, &args) ? NULL : args.new; -# else - if (_dlerror_run (dlmopen_doit, &args)) - return NULL; - - __libc_register_dl_open_hook ((struct link_map *) args.new); - __libc_register_dlfcn_hook ((struct link_map *) args.new); - - return args.new; -# endif -} -# ifdef SHARED -strong_alias (__dlmopen, dlmopen) -# endif -#endif |