binutils/

* 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 22:27:23 +00:00
parent ba64818d65
commit 2aea7f3e47
3 changed files with 14 additions and 0 deletions

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@ -1,3 +1,8 @@
2003-05-23 Jakub Jelinek <jakub@redhat.com>
* bfdlink.h (struct bfd_link_info): Add execstack and noexecstack.
* elf/common.h (PT_GNU_STACK): Define.
2003-06-03 H.J. Lu <hongjiu.lu@intel.com>
* bfdlink.h (LD_DEFINITION_IN_DISCARDED_SECTION): New.

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@ -297,6 +297,14 @@ struct bfd_link_info
/* TRUE if generating an executable, position independent or not. */
unsigned int executable : 1;
/* TRUE if PT_GNU_STACK segment should be created with PF_R|PF_W|PF_X
flags. */
unsigned int execstack: 1;
/* TRUE if PT_GNU_STACK segment should be created with PF_R|PF_W
flags. */
unsigned int noexecstack: 1;
/* Which symbols to strip. */
enum bfd_link_strip strip;

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@ -288,6 +288,7 @@
#define PT_HIPROC 0x7FFFFFFF /* Processor-specific */
#define PT_GNU_EH_FRAME (PT_LOOS + 0x474e550)
#define PT_GNU_STACK (PT_LOOS + 0x474e551)
/* Program segment permissions, in program header p_flags field. */