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* readelf.c (get_segment_type): Handle PT_GNU_STACK.
bfd/
	* elf.c (_bfd_elf_print_private_bfd_data): Handle PT_GNU_STACK.
	(bfd_section_from_phdr): Likewise.
	(map_sections_to_segments): Create PT_GNU_STACK segment header.
	(get_program_header_size): Count with PT_GNU_STACK.
	* elf-bfd.h (struct elf_obj_tdata): Add stack_flags.
	* elflink.h (bfd_elfNN_size_dynamic_sections): Set stack_flags.
include/
	* bfdlink.h (struct bfd_link_info): Add execstack and noexecstack.
	* elf/common.h (PT_GNU_STACK): Define.
ld/
	* ldgram.y (phdr_type): Grok PT_GNU_STACK.
	* emultempl/elf32.em (gld${EMULATION_NAME}_handle_option): Add
	-z execstack and -z noexecstack.
	(gld${EMULATION_NAME}_list_options): Likewise.
	* scripttempl/elf.sc: If not -r, discard .note.GNU-stack section.
This commit is contained in:
Jakub Jelinek
2003-06-03 22:27:24 +00:00
parent 65982ba6e7
commit 9ee5e4996f
13 changed files with 118 additions and 0 deletions
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12
ld/emultempl/elf32.em
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@ -1684,6 +1684,16 @@ cat >>e${EMULATION_NAME}.c <<EOF
link_info.combreloc = FALSE;
else if (strcmp (optarg, "nocopyreloc") == 0)
link_info.nocopyreloc = TRUE;
else if (strcmp (optarg, "execstack") == 0)
{
link_info.execstack = TRUE;
link_info.noexecstack = FALSE;
}
else if (strcmp (optarg, "noexecstack") == 0)
{
link_info.noexecstack = TRUE;
link_info.execstack = FALSE;
}
/* What about the other Solaris -z options? FIXME. */
break;
EOF
@ -1722,6 +1732,7 @@ cat >>e${EMULATION_NAME}.c <<EOF
fprintf (file, _(" --eh-frame-hdr\tCreate .eh_frame_hdr section\n"));
fprintf (file, _(" -z combreloc\t\tMerge dynamic relocs into one section and sort\n"));
fprintf (file, _(" -z defs\t\tDisallows undefined symbols\n"));
fprintf (file, _(" -z execstack\t\tMark executable as requiring executable stack\n"));
fprintf (file, _(" -z initfirst\t\tMark DSO to be initialized first at runtime\n"));
fprintf (file, _(" -z interpose\t\tMark object to interpose all DSOs but executable\n"));
fprintf (file, _(" -z loadfltr\t\tMark object requiring immediate process\n"));
@ -1732,6 +1743,7 @@ cat >>e${EMULATION_NAME}.c <<EOF
fprintf (file, _(" -z nodelete\t\tMark DSO non-deletable at runtime\n"));
fprintf (file, _(" -z nodlopen\t\tMark DSO not available to dlopen\n"));
fprintf (file, _(" -z nodump\t\tMark DSO not available to dldump\n"));
fprintf (file, _(" -z noexecstack\t\tMark executable as not requiring executable stack\n"));
fprintf (file, _(" -z now\t\tMark object non-lazy runtime binding\n"));
fprintf (file, _(" -z origin\t\tMark object requiring immediate \$ORIGIN processing\n\t\t\t at runtime\n"));
fprintf (file, _(" -z KEYWORD\t\tIgnored for Solaris compatibility\n"));