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.

include/ChangeLog

@@ -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.

include/bfdlink.h

@@ -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;
 

include/elf/common.h

@@ -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.  */