diff options
Diffstat (limited to 'elf/dl-version.c')
| -rw-r--r-- | elf/dl-version.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/elf/dl-version.c b/elf/dl-version.c index 4ba7f1a..fbc4165 100644 --- a/elf/dl-version.c +++ b/elf/dl-version.c @@ -1,5 +1,5 @@ /* Handle symbol and library versioning. - Copyright (C) 1997, 1998 Free Software Foundation, Inc. + Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. @@ -28,7 +28,9 @@ #include <assert.h> -#define VERSTAG(tag) (DT_NUM + DT_PROCNUM + DT_VERSIONTAGIDX (tag)) +#ifndef VERSYMIDX +# define VERSYMIDX(tag) (DT_NUM + DT_PROCNUM + DT_VERSIONTAGIDX (tag)) +#endif #define make_string(string, rest...) \ @@ -75,8 +77,7 @@ internal_function match_symbol (const char *name, ElfW(Word) hash, const char *string, struct link_map *map, int verbose, int weak) { - const char *strtab = (const char *) (map->l_addr - + map->l_info[DT_STRTAB]->d_un.d_ptr); + const char *strtab = (const void *) map->l_info[DT_STRTAB]->d_un.d_ptr; ElfW(Addr) def_offset; ElfW(Verdef) *def; @@ -86,7 +87,7 @@ match_symbol (const char *name, ElfW(Word) hash, const char *string, map->l_name[0] ? map->l_name : _dl_argv[0], " required by file ", name, "\n", NULL); - if (map->l_info[VERSTAG (DT_VERDEF)] == NULL) + if (map->l_info[VERSYMIDX (DT_VERDEF)] == NULL) { /* The file has no symbol versioning. I.e., the dependent object was linked against another version of this file. We @@ -98,7 +99,7 @@ no version information available (required by ", return 0; } - def_offset = map->l_info[VERSTAG (DT_VERDEF)]->d_un.d_ptr; + def_offset = map->l_info[VERSYMIDX (DT_VERDEF)]->d_un.d_ptr; assert (def_offset != 0); def = (ElfW(Verdef) *) ((char *) map->l_addr + def_offset); @@ -173,10 +174,10 @@ _dl_check_map_versions (struct link_map *map, int verbose) /* If we don't have a string table, we must be ok. */ if (map->l_info[DT_STRTAB] == NULL) return 0; - strtab = (const char *) (map->l_addr + map->l_info[DT_STRTAB]->d_un.d_ptr); + strtab = (const void *) map->l_info[DT_STRTAB]->d_un.d_ptr; - dyn = map->l_info[VERSTAG (DT_VERNEED)]; - def = map->l_info[VERSTAG (DT_VERDEF)]; + dyn = map->l_info[VERSYMIDX (DT_VERNEED)]; + def = map->l_info[VERSYMIDX (DT_VERDEF)]; if (dyn != NULL) { @@ -282,8 +283,8 @@ _dl_check_map_versions (struct link_map *map, int verbose) map->l_nversions = ndx_high + 1; /* Compute the pointer to the version symbols. */ - map->l_versyms = ((void *) map->l_addr - + map->l_info[VERSTAG (DT_VERSYM)]->d_un.d_ptr); + map->l_versyms = + (void *) map->l_info[VERSYMIDX (DT_VERSYM)]->d_un.d_ptr; if (dyn != NULL) { |