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authorRich Felker <dalias@libc.org>2015-09-20 12:20:19 +0930
committerAlan Modra <amodra@gmail.com>2015-09-20 15:52:27 +0930
commit9b8b325a1f4cdaf235e7d803849dde6ededec865 (patch)
treef9705d4b1b4e10dbb5a5453e944a31f798457088 /include
parent25f004c8dd2d96f92ea8f18217a04212f907eb94 (diff)
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Add --no-dynamic-linker option to ld, for static PIE use
Inhibits output of .interp section in ELF executables. include/ * bfdlink.h (struct bfd_link_info): Add "nointerp" field. bfd/ * elflink.c (_bfd_elf_link_create_dynamic_sections): Don't create .interp when info->nointerp. (bfd_elf_size_dynamic_sections): Adjust assert. * elf32-arm.c (elf32_arm_size_dynamic_sections): Don't size .interp when info->nointerp. * elf32-bfin.c (elf32_bfinfdpic_size_dynamic_sections): Likewise. * elf32-cr16.c (_bfd_cr16_elf_size_dynamic_sections): Likewise. * elf32-cris.c (elf_cris_size_dynamic_sections): Likewise. * elf32-frv.c (elf32_frvfdpic_size_dynamic_sections): Likewise. * elf32-hppa.c (elf32_hppa_size_dynamic_sections): Likewise. * elf32-i370.c (i370_elf_size_dynamic_sections): Likewise. * elf32-i386.c (elf_i386_size_dynamic_sections): Likewise. * elf32-lm32.c (lm32_elf_size_dynamic_sections): Likewise. * elf32-m32r.c (m32r_elf_size_dynamic_sections): Likewise. * elf32-m68k.c (elf_m68k_size_dynamic_sections): Likewise. * elf32-metag.c (elf_metag_size_dynamic_sections): Likewise. * elf32-nds32.c (nds32_elf_size_dynamic_sections): Likewise. * elf32-nios2.c (nios2_elf32_size_dynamic_sections): Likewise. * elf32-or1k.c (or1k_elf_size_dynamic_sections): Likewise. * elf32-ppc.c (ppc_elf_size_dynamic_sections): Likewise. * elf32-s390.c (elf_s390_size_dynamic_sections): Likewise. * elf32-score.c (s3_bfd_score_elf_size_dynamic_sections): Likewise. * elf32-score7.c (s7_bfd_score_elf_size_dynamic_sections): Likewise. * elf32-sh.c (sh_elf_size_dynamic_sections): Likewise. * elf32-tic6x.c (elf32_tic6x_size_dynamic_sections): Likewise. * elf32-tilepro.c (tilepro_elf_size_dynamic_sections): Likewise. * elf32-vax.c (elf_vax_size_dynamic_sections): Likewise. * elf32-xtensa.c (elf_xtensa_size_dynamic_sections): Likewise. * elf64-alpha.c (elf64_alpha_size_dynamic_sections): Likewise. * elf64-hppa.c (elf64_hppa_size_dynamic_sections): Likewise. * elf64-ppc.c (ppc64_elf_size_dynamic_sections): Likewise. * elf64-s390.c (elf_s390_size_dynamic_sections): Likewise. * elf64-sh64.c (sh64_elf64_size_dynamic_sections): Likewise. * elf64-x86-64.c (elf_x86_64_size_dynamic_sections): Likewise. * elfnn-aarch64.c (elfNN_aarch64_size_dynamic_sections): Likewise. * elfnn-ia64.c (elfNN_ia64_size_dynamic_sections): Likewise. * elfxx-mips.c (_bfd_mips_elf_size_dynamic_sections): Likewise. * elfxx-sparc.c (_bfd_sparc_elf_size_dynamic_sections): Likewise. * elfxx-tilegx.c (tilegx_elf_size_dynamic_sections): Likewise. ld/ * ld.texinfo (--no-dynamic-linker): Document. * ldlex.h (enum option_values): Add OPTION_NO_DYNAMIC_LINKER. * lexsup.c (ld_options, parse_args): Handle --no-dynamic-linker.
Diffstat (limited to 'include')
-rw-r--r--include/ChangeLog4
-rw-r--r--include/bfdlink.h3
2 files changed, 7 insertions, 0 deletions
diff --git a/include/ChangeLog b/include/ChangeLog
index 4fedda7..8b9f921 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,7 @@
+2015-09-20 Rich Felker <dalias@libc.org>
+
+ * bfdlink.h (struct bfd_link_info): Add "nointerp" field.
+
2015-08-23 Alan Modra <amodra@gmail.com>
* bfdlink.h (enum output_type): Reorder enum.
diff --git a/include/bfdlink.h b/include/bfdlink.h
index 43bcc6a..2ffb3d1 100644
--- a/include/bfdlink.h
+++ b/include/bfdlink.h
@@ -431,6 +431,9 @@ struct bfd_link_info
/* TRUE if BND prefix in PLT entries is always generated. */
unsigned int bndplt: 1;
+ /* TRUE if generation of .interp/PT_INTERP should be suppressed. */
+ unsigned int nointerp: 1;
+
/* Char that may appear as the first char of a symbol, but should be
skipped (like symbol_leading_char) when looking up symbols in
wrap_hash. Used by PowerPC Linux for 'dot' symbols. */