freebsd-dev/cddl/usr.bin/ctfmerge/ctfmerge.1
2012-09-01 06:23:13 +00:00

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.\" Copyright (c) 2010 The FreeBSD Foundation
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.\" This software was developed by Rui Paulo under sponsorship from the
.\" FreeBSD Foundation.
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.\" modification, are permitted provided that the following conditions
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.\" $FreeBSD$
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.Dd July 7, 2010
.Dt CTFMERGE 1
.Os
.Sh NAME
.Nm ctfmerge
.Nd merge several CTF data sections into one
.Sh SYNOPSIS
.Nm
.Op Fl fgstv
.Fl l Ar label
.Fl L Ar labelenv
.Fl o Ar outfile
file ...
.Nm
.Op Fl fgstv
.Fl l Ar label
.Fl L Ar labelenv
.Fl o Ar outfile
.Fl d Ar uniqfile
.Op Fl g
.Op Fl D Ar uniqlabel
file ...
.Nm
.Op Fl fgstv
.Fl l Ar label
.Fl L Ar labelenv
.Fl o Ar outfile
.Fl w Ar withfile
file ...
.Nm
.Op Fl g
.Fl c Ar srcfile
.Ar destfile
.Sh DESCRIPTION
The
.Nm
utility merges several CTF data sections from several files into one
output file, unifying common data.
.Pp
The following options are available:
.Bl -tag -width indent
.It Fl f
Match global symbols to global CTF data.
.It Fl g
Don't delete the original debugging sections.
.It Fl s
Use the .dynsym ELF section instead of the .symtab ELF section.
.It Fl t
Make sure that all object files have a CTF section.
.It Fl v
Enable verbose mode.
.It Fl l Ar label
Sets the label as
.Ar label .
.It Fl L Ar labelenv
Instructs
.Nm
to read the label from the environment variable
.Ar labelenv .
.It Fl o Ar outfile
Use
.Ar outfile
to store the merged CTF data.
.It Fl d Ar uniqfile
Uniquify against
.Ar uniqfile .
.It Fl d Ar uniqlabel
Uniquify against label
.Ar uniqlabel
.It Fl w Ar withfile
Additive merge with
.Ar withfile .
.It Fl c Ar srcfile Ar destfile
Copy CTF data from
.Ar srcfile
into
.Ar destfile .
.El
.Sh EXIT STATUS
.Ex -std
.Sh SEE ALSO
.Xr ctfconvert 1 ,
.Xr ctfdump 1
.Sh HISTORY
The
.Nm
utility first appeared in
.Fx 7.0 .
.Sh AUTHORS
The CTF utilities came from OpenSolaris.