From: Jeffrey Osier Date: Tue, 6 Oct 1992 23:36:54 +0000 (+0000) Subject: added copy documentation per Roland X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e31e9a8d00269c83d42bd1fa1d243ac5aabf6ae3;p=binutils-gdb.git added copy documentation per Roland --- diff --git a/binutils/ChangeLog b/binutils/ChangeLog index f4a0c609ac7..5e730b9d022 100644 --- a/binutils/ChangeLog +++ b/binutils/ChangeLog @@ -1,3 +1,8 @@ + +Tue Oct 6 16:33:56 1992 Jeffrey Osier (jeffrey@cygnus.com) + + * binutils.texi: added documentation for "copy" + Tue Oct 6 14:22:56 1992 Per Bothner (bothner at PersSony) * Makefile.in (*clean rules): Some cleaning up. diff --git a/binutils/binutils.texi b/binutils/binutils.texi index 226e58646ea..37c730d9791 100644 --- a/binutils/binutils.texi +++ b/binutils/binutils.texi @@ -4,8 +4,8 @@ @ifinfo @format START-INFO-DIR-ENTRY -* Binutils: (binutils). The GNU binary utilities "ar", "ld", "objdump", - "nm", "size", "strip", and "ranlib". +* Binutils: (binutils). The GNU binary utilities "ar", "ld", "copy", + "objdump", "nm", "size", "strip", and "ranlib". END-INFO-DIR-ENTRY @end format @end ifinfo @@ -36,8 +36,8 @@ into another language, under the above conditions for modified versions. @synindex ky cp @c -@c This file documents the GNU binary utilities "ar", "ld", "objdump", "nm", -@c "size", "strip", and "ranlib". +@c This file documents the GNU binary utilities "ar", "ld", "copy", "objdump", +@c "nm", "size", "strip", and "ranlib". @c @c Copyright (C) 1991 Free Software Foundation, Inc. @c @@ -94,6 +94,9 @@ utilities (collectively version 1.97): @item ar Create, modify, and extract from archives +@item copy +Copy and translate object files + @item nm List symbols from object files @@ -113,6 +116,7 @@ Discard symbols @menu * ar:: Create, modify, and extract from archives +* copy:: Copy and translate object files * ld:(ld)Overview. Combine object and archive files * nm:: List symbols from object files * objdump:: Display information from object files @@ -122,7 +126,7 @@ Discard symbols * Index:: @end menu -@node ar, nm, Top, Top +@node ar, copy, Top, Top @chapter ar @kindex ar @@ -156,7 +160,7 @@ are most often used as @dfn{libraries} holding commonly needed subroutines. @cindex symbol index -@code{ar} will create an index to the symbols defined in relocatable +@code{ar} creates an index to the symbols defined in relocatable object modules in the archive when you specify the modifier @samp{s}. Once created, this index is updated in the archive whenever @code{ar} makes a change to its contents (save for the @samp{q} update operation). @@ -216,7 +220,7 @@ any of the following, but you must specify only one of them: be deleted as @var{files}; the archive is untouched if you specify no files to delete. -If you specify the @samp{v} modifier, @code{ar} will list each module +If you specify the @samp{v} modifier, @code{ar} lists each module as it is deleted. @item m @@ -287,7 +291,7 @@ are listed. @cindex repeated names in archive @cindex name duplication in archive If there is more than one file with the same name (say, @samp{fie}) in -an archive (say @samp{b.a}), @samp{ar t b.a fie} will list only the +an archive (say @samp{b.a}), @samp{ar t b.a fie} lists only the first instance; to see them all, you must ask for a complete listing---in our example, @samp{ar t b.a}. @c WRS only; per Gumby, this is implementation-dependent, and in a more @@ -343,7 +347,7 @@ This modifier is accepted but not used. @cindex dates in archive Preserve the @emph{original} dates of members when extracting them. If you do not specify this modifier, files extracted from the archive -will be stamped with the time of extraction. +are stamped with the time of extraction. @item s @cindex writing archive index @@ -379,11 +383,11 @@ ar -M [ <@var{script} ] @cindex scripts, @code{ar} If you use the single command-line option @samp{-M} with @code{ar}, you can control its operation with a rudimentary command language. This -form of @code{ar} will operate interactively if standard input is coming +form of @code{ar} operates interactively if standard input is coming directly from a terminal. During interactive use, @code{ar} prompts for input (the prompt is @samp{AR >}), and continues executing even after errors. If you redirect standard input to a script file, no prompts are -issued, and @code{ar} will abandon execution (with a nonzero exit code) +issued, and @code{ar} abandons execution (with a nonzero exit code) on any error. The @code{ar} command language is @emph{not} designed to be equivalent @@ -531,6 +535,53 @@ Requires prior use of @code{OPEN} or @code{CREATE}. @end table +@node copy, nm, ar, Top + +@chapter copy + +@smallexample +copy [-S] [-s srcfmt] [-d dtfmt] [-b bothfmts] infile [outfile] [-vV] +@end smallexample + +The Gnu @code{copy} utility copies the contents of object files. @code{copy} +uses the Gnu BFD Library to read and write the object files. It +can write the destination object file in a format different from that +of the source object file. The exact behavior of @code{copy} is controlled +by command-line options. + +@code{copy} creates temporary files to do its translations and +deletes them afterward. If no destination file is specified, a +temporary file is created and the result is destructively renamed with +the name of the input file. @code{copy} uses BFD to do all its +translation work; it knows about all the formats BFD knows about, and +thus is able to recognize most formats without being told explicitly. +@xref{BFD,,BFD,ld.info,Using LD, the GNU linker}. + +@table @code +@item -S +@cindex calls @samp{strip} +Causes @code{copy} to strip relocation and symbol information from the +source file as the file is copied. + +@item -s @var{format} +Explicitly specifies the object format of the source file. + +@item -d @var{format} +Explicitly specifies the object format of the desired output file. + +@item -b @var{format} +Explicitly specifies that the object format of the output should be the +same as the input, i.e. a simple data transfer from source to +destination with no translation involved. + +@item -v +Show version number. + +@item -V +Requests verbose output. + +@end table + @iftex @node ld @chapter ld @@ -540,7 +591,7 @@ The GNU linker @code{ld} is now described in a separate manual. @xref{Top,, Overview,, Using LD: the GNU linker}. @end iftex -@node nm, objdump, ar, Top +@node nm, objdump, copy, Top @chapter nm @cindex symbols @kindex nm @@ -554,7 +605,7 @@ The GNU linker @code{ld} is now described in a separate manual. [ @var{objfiles}@dots{} ] @end smallexample -GNU @code{nm} will list the symbols from object files @var{objfiles}. +GNU @code{nm} lists the symbols from object files @var{objfiles}. The long and short forms of options, shown here as alternatives, are equivalent. @@ -885,7 +936,7 @@ Display version number information on @code{size} itself. strip [ -v ] @var{objfiles}@dots{} @end smallexample -GNU @code{strip} will discard all symbols from object files +GNU @code{strip} discards all symbols from object files @var{objfiles}. The list of object files may include archives. @code{strip} will not execute unless at least one object file is listed. @@ -898,7 +949,7 @@ rather than writing modified copies under different names. @table @code @item -v Verbose operation: list all object files modified. In the case of -archives, @samp{strip -v} will list all members of the archive. +archives, @samp{strip -v} lists all members of the archive. @end table @node Index, , strip, Top