From 9a442fe8a57cea65858b1613b21a2f516a04217d Mon Sep 17 00:00:00 2001
From: Ian Lance Taylor <ian@airs.com>
Date: Thu, 19 Dec 1996 18:16:45 +0000
Subject: Based on patch from Andrew J Klossner
<andrew@pogo.wv.tek.com>: * objcopy.c (OPTION_WEAKEN): Define.
(copy_options): Add "weaken". (copy_usage): Mention --weaken.
(weaken): New static variable. (filter_symbols): Handle weaken.
(copy_object): Call filter_symbols if weaken. (copy_main): Handle
OPTION_WEAKEN. * binutils.texi, objcopy.1: Document --weaken. PR
11272.
---
binutils/ChangeLog | 17 +++++++++++++++++
binutils/NEWS | 2 ++
binutils/binutils.texi | 7 +++++++
binutils/objcopy.1 | 4 ++++
4 files changed, 30 insertions(+)
diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index 024ada5..9a64749 100644
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,3 +1,20 @@
+Thu Dec 19 13:11:20 1996 Ian Lance Taylor <ian@cygnus.com>
+
+ Based on patch from Andrew J Klossner <andrew@pogo.wv.tek.com>:
+ * objcopy.c (OPTION_WEAKEN): Define.
+ (copy_options): Add "weaken".
+ (copy_usage): Mention --weaken.
+ (weaken): New static variable.
+ (filter_symbols): Handle weaken.
+ (copy_object): Call filter_symbols if weaken.
+ (copy_main): Handle OPTION_WEAKEN.
+ * binutils.texi, objcopy.1: Document --weaken.
+
+Sat Dec 7 10:17:25 1996 Jeffrey A Law (law@cygnus.com)
+
+ * Makefile.in (install): Add "else true" clause to cater to
+ broken "make" on some systems.
+
Fri Dec 6 17:21:41 1996 Ian Lance Taylor <ian@cygnus.com>
* ieee.c (parse_ieee_bb): Always initialize namcopy to avoid gcc
diff --git a/binutils/NEWS b/binutils/NEWS
index 454ee0f..d441ceb 100644
--- a/binutils/NEWS
+++ b/binutils/NEWS
@@ -11,6 +11,8 @@ Changes since binutils 2.7
* Added --change-leading-char argument to objcopy.
+* Added --weaken argument to objcopy.
+
* objdump --dynamic-reloc now works on ELF executables and shared libraries.
Changes since binutils 2.6
diff --git a/binutils/binutils.texi b/binutils/binutils.texi
index d59f545..08666cc 100644
--- a/binutils/binutils.texi
+++ b/binutils/binutils.texi
@@ -818,6 +818,7 @@ objcopy [ -F @var{bfdname} | --target=@var{bfdname} ]
[ --set-section-flags=@var{section}=@var{flags} ]
[ --add-section=@var{sectionname}=@var{filename} ]
[ --change-leading-char ] [ --remove-leading-char ]
+ [ --weaken ]
[ -v | --verbose ] [ -V | --version ] [ --help ]
@var{infile} [@var{outfile}]
@end smallexample
@@ -1008,6 +1009,12 @@ different conventions for symbol names. This is different from
when appropriate, regardless of the object file format of the output
file.
+@item --weaken
+Change all global symbols in the file to be weak. This can be useful
+when building an object which will be linked against other objects using
+the @code{-R} option to the linker. This option is only effective when
+using an object file format which supports weak symbols.
+
@item -V
@itemx --version
Show the version number of @code{objcopy}.
diff --git a/binutils/objcopy.1 b/binutils/objcopy.1
index e83aa74..ad087e8 100644
--- a/binutils/objcopy.1
+++ b/binutils/objcopy.1
@@ -41,6 +41,7 @@ objcopy \- copy and translate object files
.RB "[\|" \-\-add\-section=\fIsectionname=filename\fR "\|]"
.RB "[\|" \-\-change\-leading\-char\fR "\|]"
.RB "[\|" \-\-remove\-leading\-char\fR "\|]"
+.RB "[\|" \-\-weaken\fR "\|]"
.RB "[\|" \-v\ |\ \-\-verbose\fR "\|]"
.RB "[\|" \-V\ |\ \-\-version\fR "\|]"
.RB "[\|" \-\-help\fR "\|]"
@@ -241,6 +242,9 @@ with different conventions for symbol names. This is different from
@code{--change-leading-char} because it always changes the symbol name
when appropriate, regardless of the object file format of the output
.TP
+.B\-\-weaken
+Change all global symbols in the file to be weak.
+.TP
.B \-v\fR, \fB\-\-verbose
Verbose output: list all object files modified. In the case of
archives, "\fBobjcopy \-V\fR" lists all members of the archive.
--
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