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[PATCH] Document a few ld options in ld.texinfo
- From: Jakub Jelinek <jakub at redhat dot com>
- To: binutils at sources dot redhat dot com
- Date: Wed, 7 Sep 2005 17:36:06 +0200
- Subject: [PATCH] Document a few ld options in ld.texinfo
- Reply-to: Jakub Jelinek <jakub at redhat dot com>
Hi!
These are documented so far just in ld --help, but not in ld.1
nor ld.info. Ok to commit?
2005-09-07 Jakub Jelinek <jakub@redhat.com>
* ld.texinfo: Document -z {no,}execstack, -z {no,}relro
and --eh-frame-hdr options.
--- ld/ld.texinfo.jj 2005-09-07 17:09:43.000000000 +0200
+++ ld/ld.texinfo 2005-09-07 17:29:29.000000000 +0200
@@ -929,6 +929,9 @@ lookup caching possible.
Disallows undefined symbols in object files. Undefined symbols in
shared libraries are still allowed.
+@item execstack
+Marks the object as requiring executable stack.
+
@item initfirst
This option is only meaningful when building a shared object.
It marks the object so that its runtime initialization will occur
@@ -967,6 +970,12 @@ Marks the object not available to @code{
@item nodump
Marks the object can not be dumped by @code{dldump}.
+@item noexecstack
+Marks the object as not requiring executable stack.
+
+@item norelro
+Don't create an ELF @code{PT_GNU_RELRO} segment header in the object.
+
@item now
When generating an executable or shared library, mark it to tell the
dynamic linker to resolve all symbols when the program is started, or
@@ -977,6 +986,9 @@ first called.
@item origin
Marks the object may contain $ORIGIN.
+@item relro
+Create an ELF @code{PT_GNU_RELRO} segment header in the object.
+
@end table
Other keywords are ignored for Solaris compatibility.
@@ -1814,6 +1826,11 @@ you should not put the definition of @co
file as @code{__wrap_malloc}; if you do, the assembler may resolve the
call before the linker has a chance to wrap it to @code{malloc}.
+@kindex --eh-frame-hdr
+@item --eh-frame-hdr
+Request creation of @code{.eh_frame_hdr} section and ELF
+@code{PT_GNU_EH_FRAME} segment header.
+
@kindex --enable-new-dtags
@kindex --disable-new-dtags
@item --enable-new-dtags
Jakub