diff options
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/generic/dl-tls.c | 2 | ||||
| -rw-r--r-- | sysdeps/generic/ldsodefs.h | 40 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/i386/dl-librecon.h | 6 |
3 files changed, 29 insertions, 19 deletions
diff --git a/sysdeps/generic/dl-tls.c b/sysdeps/generic/dl-tls.c index 4fe67da4e1..bf3592e292 100644 --- a/sysdeps/generic/dl-tls.c +++ b/sysdeps/generic/dl-tls.c @@ -33,7 +33,7 @@ /* Amount of excess space to allocate in the static TLS area to allow dynamic loading of modules defining IE-model TLS data. */ -# define TLS_STATIC_SURPLUS 64 +# define TLS_STATIC_SURPLUS 64 + DL_NNS * 100 /* Value used for dtv entries for which the allocation is delayed. */ # define TLS_DTV_UNALLOCATED ((void *) -1l) diff --git a/sysdeps/generic/ldsodefs.h b/sysdeps/generic/ldsodefs.h index 2b526867ad..f1062e7fa6 100644 --- a/sysdeps/generic/ldsodefs.h +++ b/sysdeps/generic/ldsodefs.h @@ -216,18 +216,27 @@ struct rtld_global /* Don't change the order of the following elements. 'dl_loaded' must remain the first element. Forever. */ - /* And a pointer to the map for the main map. */ - EXTERN struct link_map *_dl_loaded; - /* Number of object in the _dl_loaded list. */ - EXTERN unsigned int _dl_nloaded; - /* Array representing global scope. */ - EXTERN struct r_scope_elem *_dl_global_scope[2]; - /* Direct pointer to the searchlist of the main object. */ - EXTERN struct r_scope_elem *_dl_main_searchlist; - /* This is zero at program start to signal that the global scope map is - allocated by rtld. Later it keeps the size of the map. It might be - reset if in _dl_close if the last global object is removed. */ - EXTERN size_t _dl_global_scope_alloc; +/* Non-shared code has no support for multiple namespaces. */ +#ifdef SHARED +# define DL_NNS 16 +#else +# define DL_NNS 1 +#endif + EXTERN struct link_namespaces + { + /* And a pointer to the map for the main map. */ + struct link_map *_ns_loaded; + /* Number of object in the _dl_loaded list. */ + unsigned int _ns_nloaded; + /* Array representing global scope. */ + struct r_scope_elem *_ns_global_scope[2]; + /* Direct pointer to the searchlist of the main object. */ + struct r_scope_elem *_ns_main_searchlist; + /* This is zero at program start to signal that the global scope map is + allocated by rtld. Later it keeps the size of the map. It might be + reset if in _dl_close if the last global object is removed. */ + size_t _ns_global_scope_alloc; + } _dl_ns[DL_NNS]; /* During the program run we must not modify the global data of loaded shared object simultanously in two threads. Therefore we @@ -477,7 +486,7 @@ struct rtld_global_ro char *(*_dl_dst_substitute) (struct link_map *, const char *, char *, int); struct link_map *(internal_function *_dl_map_object) (struct link_map *, const char *, int, - int, int, int); + int, int, int, Lmid_t); void (internal_function *_dl_map_object_deps) (struct link_map *, struct link_map **, unsigned int, int, int); @@ -658,7 +667,8 @@ extern void _dl_receive_error (receiver_fct fct, void (*operate) (void *), value to allow additional security checks. */ extern struct link_map *_dl_map_object (struct link_map *loader, const char *name, int preloaded, - int type, int trace_mode, int mode) + int type, int trace_mode, int mode, + Lmid_t nsid) internal_function attribute_hidden; /* Call _dl_map_object on the dependencies of MAP, and set up @@ -723,7 +733,7 @@ extern ElfW(Addr) _dl_symbol_value (struct link_map *map, const char *name) and enter it into the _dl_main_map list. */ extern struct link_map *_dl_new_object (char *realname, const char *libname, int type, struct link_map *loader, - int mode) + int mode, Lmid_t nsid) internal_function attribute_hidden; /* Relocate the given object (if it hasn't already been). diff --git a/sysdeps/unix/sysv/linux/i386/dl-librecon.h b/sysdeps/unix/sysv/linux/i386/dl-librecon.h index 5e41977dde..9f52031518 100644 --- a/sysdeps/unix/sysv/linux/i386/dl-librecon.h +++ b/sysdeps/unix/sysv/linux/i386/dl-librecon.h @@ -28,15 +28,15 @@ /* We have to find out whether the binary is linked against \ libc 5 or glibc. We do this by looking at all the DT_NEEDED \ entries. If one is libc.so.5 this is a libc 5 linked binary. */ \ - if (GL(dl_loaded)->l_info[DT_NEEDED]) \ + if (main_map->l_info[DT_NEEDED]) \ { \ /* We have dependencies. */ \ const ElfW(Dyn) *d; \ const char *strtab; \ \ - strtab = (const char *) D_PTR (GL(dl_loaded), l_info[DT_STRTAB]); \ + strtab = (const char *) D_PTR (main_map, l_info[DT_STRTAB]); \ \ - for (d = GL(dl_loaded)->l_ld; d->d_tag != DT_NULL; ++d) \ + for (d = main_map->l_ld; d->d_tag != DT_NULL; ++d) \ if (d->d_tag == DT_NEEDED \ && strcmp (strtab + d->d_un.d_val, "libc.so.5") == 0) \ break; \ |