diff options
Diffstat (limited to 'dlfcn/dlinfo.c')
| -rw-r--r-- | dlfcn/dlinfo.c | 29 |
1 files changed, 25 insertions, 4 deletions
diff --git a/dlfcn/dlinfo.c b/dlfcn/dlinfo.c index 44af55a303..20aa9504fb 100644 --- a/dlfcn/dlinfo.c +++ b/dlfcn/dlinfo.c @@ -1,5 +1,5 @@ /* dlinfo -- Get information from the dynamic linker. - Copyright (C) 2003, 2004 Free Software Foundation, Inc. + Copyright (C) 2003, 2004, 2006, 2007 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 @@ -32,6 +32,10 @@ dlinfo (void *handle, int request, void *arg) #else +# ifdef USE_TLS +# include <dl-tls.h> +# endif + struct dlinfo_args { ElfW(Addr) caller; @@ -54,9 +58,8 @@ dlinfo_doit (void *argsblock) /* Find the highest-addressed object that CALLER is not below. */ for (nsid = 0; nsid < DL_NNS; ++nsid) for (l = GL(dl_ns)[nsid]._ns_loaded; l != NULL; l = l->l_next) - if (caller >= l->l_map_start && caller < l->l_map_end) - /* There must be exactly one DSO for the range of the virtual - memory. Otherwise something is really broken. */ + if (caller >= l->l_map_start && caller < l->l_map_end + && (l->l_contiguous || _dl_addr_inside_object (l, caller))) break; if (l == NULL) @@ -90,6 +93,24 @@ RTLD_SELF used in code not dynamically loaded")); case RTLD_DI_ORIGIN: strcpy (args->arg, l->l_origin); break; + + case RTLD_DI_TLS_MODID: + *(size_t *) args->arg = 0; +#ifdef USE_TLS + *(size_t *) args->arg = l->l_tls_modid; +#endif + break; + + case RTLD_DI_TLS_DATA: + { + void *data = NULL; +#ifdef USE_TLS + if (l->l_tls_modid != 0) + data = _dl_tls_get_addr_soft (l); +#endif + *(void **) args->arg = data; + break; + } } } |