From 445888be74927684421b53d66981309d676bdcda Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Sat, 21 Feb 2004 22:34:38 +0000 Subject: (elf_get_dynamic_info): Recognize DF_1_NOW. In ld.so, neither DT_FLAGS nor DT_FLAGS_1 must be used. --- elf/dynamic-link.h | 28 ++++++++++++++++------------ 1 file changed, 16 insertions(+), 12 deletions(-) (limited to 'elf/dynamic-link.h') diff --git a/elf/dynamic-link.h b/elf/dynamic-link.h index 0179de3273..199e1bac5c 100644 --- a/elf/dynamic-link.h +++ b/elf/dynamic-link.h @@ -1,5 +1,5 @@ /* Inline functions for dynamic linking. - Copyright (C) 1995-2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1995-2002, 2003, 2004 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 @@ -158,31 +158,35 @@ elf_get_dynamic_info (struct link_map *l, ElfW(Dyn) *temp) if (info[DT_REL] != NULL) assert (info[DT_RELENT]->d_un.d_val == sizeof (ElfW(Rel))); #endif +#ifdef RTLD_BOOTSTRAP + /* Flags must not be set for ld.so. */ + assert (info[DT_FLAGS] == NULL); + assert (info[VERSYMIDX (DT_FLAGS_1)] == NULL); + /* The dynamic linker should have none of these set. */ + assert (info[DT_RUNPATH] == NULL); + assert (info[DT_RPATH] == NULL); +#else if (info[DT_FLAGS] != NULL) { /* Flags are used. Translate to the old form where available. Since these l_info entries are only tested for NULL pointers it is ok if they point to the DT_FLAGS entry. */ l->l_flags = info[DT_FLAGS]->d_un.d_val; -#ifdef RTLD_BOOTSTRAP - /* These three flags must not be set for ld.so. */ - assert ((l->l_flags & (DF_SYMBOLIC | DF_TEXTREL | DF_BIND_NOW)) == 0); -#else + if (l->l_flags & DF_SYMBOLIC) info[DT_SYMBOLIC] = info[DT_FLAGS]; if (l->l_flags & DF_TEXTREL) info[DT_TEXTREL] = info[DT_FLAGS]; if (l->l_flags & DF_BIND_NOW) info[DT_BIND_NOW] = info[DT_FLAGS]; -#endif } if (info[VERSYMIDX (DT_FLAGS_1)] != NULL) - l->l_flags_1 = info[VERSYMIDX (DT_FLAGS_1)]->d_un.d_val; -#ifdef RTLD_BOOTSTRAP - /* The dynamic linker should have none of these set. */ - assert (info[DT_RUNPATH] == NULL); - assert (info[DT_RPATH] == NULL); -#else + { + l->l_flags_1 = info[VERSYMIDX (DT_FLAGS_1)]->d_un.d_val; + + if (l->l_flags_1 & DF_1_NOW) + info[DT_BIND_NOW] = info[VERSYMIDX (DT_FLAGS_1)]; + } if (info[DT_RUNPATH] != NULL) /* If both RUNPATH and RPATH are given, the latter is ignored. */ info[DT_RPATH] = NULL; -- cgit 1.4.1