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(OPTION_STRIP_UNNEEDED): Define. (strip_options): Add "strip-unneeded". (copy_options): Likewise. (copy_usage): Mention --strip-unneeded. (strip_usage): Likewise. (is_strip_section): Strip debugging sections if strip_unneeded. (filter_symbols): If strip_unneeded, only keep BSF_KEEP symbols. (copy_object): If strip_all, discard symbols without checking discard_locals. (copy_object): Call filter_symbols if strip_unneeded. (setup_section): Strip debugging sections if strip_unneeded. (copy_section): Likewise. (strip_main): Handle OPTION_STRIP_UNNEEDED. (copy_main): Likewise. * binutils.texi, objcopy.1, strip.1: Document --strip-unneeded. PR 6684.
170 lines
4.2 KiB
Groff
170 lines
4.2 KiB
Groff
.\" Copyright (c) 1991 Free Software Foundation
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.\" See section COPYING for conditions for redistribution
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.TH strip 1 "5 November 1991" "cygnus support" "GNU Development Tools"
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.de BP
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.sp
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.ti \-.2i
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\(**
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..
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.SH NAME
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strip \- Discard symbols from object files.
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.SH SYNOPSIS
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.hy 0
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.na
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.TP
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.B strip
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.RB "[\|" \-F\ \fIbfdname\fR\ |\ \fB\-\-target=\fIbfdname\fP "\|]"
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.RB "[\|" \-I\ \fIbfdname\fR\ |\ \fB\-\-input\-target=\fIbfdname\fP "\|]"
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.RB "[\|" \-O\ \fIbfdname\fR\ |\ \fB\-\-output\-target=\fIbfdname\fP "\|]"
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.RB "[\|" \-R\ \fIsectionname\fR\ |\ \fB\-\-remove\-section=\fIsectionname\fP "\|]"
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.RB "[\|" \-s\fR\ |\ \fB\-\-strip\-all "\|]"
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.RB "[\|" \-S\fR\ |\ \fB\-g\fR\ |\ \fB\-\-strip\-debug "\|]"
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.RB "[\|" \-\-strip\-unneeded\fR "\|]"
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.RB "[\|" \-x\fR\ |\ \fB\-\-discard\-all "\|]"
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.RB "[\|" \-X\fR\ |\ \fB\-\-discard\-locals "\|]"
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.RB "[\|" \-K\ \fIsymbolname\fR\ |\ \fB\-\-keep\-symbol=\fIsymbolname\fR "\|]"
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.RB "[\|" \-N\ \fIsymbolname\fR\ |\ \fB\-\-strip\-symbol=\fIsymbolname\fR "\|]"
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.RB "[\|" \-v\fR\ |\ \fB\-\-verbose "\|]"
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.RB "[\|" \-V\fR\ |\ \fB\-\-version "\|]"
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.RB "[\|" \-V\fR\ |\ \fB\-\-help "\|]"
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.I objfile\c
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\&.\|.\|.
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.SH DESCRIPTION
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GNU
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.B strip
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discards all symbols from the object files
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.IR objfile .
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The list of object files may include archives.
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At least one object file must be given.
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.P
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.B strip
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modifies the files named in its argument,
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rather than writing modified copies under different names.
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.SH OPTIONS
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.TP
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.B "\-F \fIbfdname"
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.TP
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.B "\-\-target=\fIbfdname"
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Treat the original \fIobjfile\fP as a file with the object
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code format \fIbfdname\fP, and rewrite it in the same format.
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.TP
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.B \-\-help
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Show a summary of the options to
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.B strip
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and exit.
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.TP
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.B "\-I \fIbfdname
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.TP
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.B "\-\-input\-target=\fIbfdname"
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Treat the original \fIobjfile\fP as a file with the object
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code format \fIbfdname\fP.
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.TP
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.B "\-O \fIbfdname\fP"
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.TP
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.B "\-\-output\-target=\fIbfdname"
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Replace \fIobjfile\fP with a file in the output format \fIbfdname\fP.
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.TP
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.B "\-R \fIsectionname\fP"
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.TP
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.B "\-\-remove\-section=\fIsectionname"
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Remove the named section from the file. This option may be given more
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than once. Note that using this option inappropriately may make the
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object file unusable.
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.TP
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.B \-s
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.TP
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.B \-\-strip\-all
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Remove all symbols.
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.TP
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.B \-S
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.TP
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.B -g
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.TP
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.B \-\-strip\-debug
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Remove debugging symbols only.
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.TP
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.B \-\-strip\-unneeded
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Strip all symbols that are not needed for relocation processing.
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.TP
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.B \-N \fIsymbolname\fR
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.TP
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.B \-\-strip\-symbol=\fIsymbolname
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Remove symbol \fIsymbolname\fP from the source file. This option
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may be given more than once, and may be combined with other strip
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options.
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.TP
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.B \-x
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.TP
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.B \-\-discard\-all
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Remove non-global symbols.
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.TP
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.B "\-X \-\-discard\-locals"
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Remove compiler-generated local symbols.
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(These usually start with ``L'' or ``.''.)
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.TP
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.B \-K \fIsymbolname\fR, \fB\-\-keep\-symbol=\fIsymbolname
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Copy only symbol \fIsymbolname\fP from the source file. This option
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may be given more than once.
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.TP
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.B \-N \fIsymbolname\fR, \fB\-\-strip\-symbol=\fIsymbolname
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Do not copy symbol \fIsymbolname\fP from the source file. This option
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may be given more than once, and may be combined with strip options
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other than \fB\-K\fR.
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.TP
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.B \-v
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.TP
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.B \-\-verbose
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Verbose output: list all object files modified. In the case of
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archives,
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.B "strip \-V"
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lists all members of the archive.
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.TP
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.B \-V
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.TP
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.B \-\-version
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Show the version number for \fBstrip\fP and exit.
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.SH "SEE ALSO"
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.RB "`\|" binutils "\|'"
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entry in
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.BR info ;
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.IR "The GNU Binary Utilities ,
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Roland H. Pesch (October 1991).
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.SH COPYING
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Copyright (c) 1991 Free Software Foundation, Inc.
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.PP
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Permission is granted to make and distribute verbatim copies of
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this manual provided the copyright notice and this permission notice
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are preserved on all copies.
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.PP
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Permission is granted to copy and distribute modified versions of this
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manual under the conditions for verbatim copying, provided that the
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entire resulting derived work is distributed under the terms of a
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permission notice identical to this one.
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.PP
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Permission is granted to copy and distribute translations of this
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manual into another language, under the above conditions for modified
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versions, except that this permission notice may be included in
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translations approved by the Free Software Foundation instead of in
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the original English.
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