252 lines
9.1 KiB
Groff
252 lines
9.1 KiB
Groff
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.\" Automatically generated by Pod::Man 2.22 (Pod::Simple 3.13)
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.ds D- D\\k:\h'-\w'D'u'\v'-.11m'\z\(hy\v'.11m'\h'|\\n:u'
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. \" for low resolution devices (crt and lpr)
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\{\
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.\}
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.rm #[ #] #H #V #F C
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.\" ========================================================================
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.\"
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.IX Title "ELFEDIT 1"
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.TH ELFEDIT 1 "2019-12-09" "binutils-2.33.1" "GNU Development Tools"
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.\" For nroff, turn off justification. Always turn off hyphenation; it makes
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.\" way too many mistakes in technical documents.
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.if n .ad l
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.nh
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.SH "NAME"
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elfedit \- update ELF header and program property of ELF files
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.SH "SYNOPSIS"
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.IX Header "SYNOPSIS"
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elfedit [\fB\-\-input\-mach=\fR\fImachine\fR]
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[\fB\-\-input\-type=\fR\fItype\fR]
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[\fB\-\-input\-osabi=\fR\fIosabi\fR]
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\fB\-\-output\-mach=\fR\fImachine\fR
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\fB\-\-output\-type=\fR\fItype\fR
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\fB\-\-output\-osabi=\fR\fIosabi\fR
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\fB\-\-enable\-x86\-feature=\fR\fIfeature\fR
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\fB\-\-disable\-x86\-feature=\fR\fIfeature\fR
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[\fB\-v\fR|\fB\-\-version\fR]
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[\fB\-h\fR|\fB\-\-help\fR]
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\fIelffile\fR...
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.SH "DESCRIPTION"
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.IX Header "DESCRIPTION"
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\&\fBelfedit\fR updates the \s-1ELF\s0 header and program property of \s-1ELF\s0
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files which have the matching \s-1ELF\s0 machine and file types. The options
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control how and which fields in the \s-1ELF\s0 header and program property
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should be updated.
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.PP
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\&\fIelffile\fR... are the \s-1ELF\s0 files to be updated. 32\-bit and
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64\-bit \s-1ELF\s0 files are supported, as are archives containing \s-1ELF\s0 files.
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.SH "OPTIONS"
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.IX Header "OPTIONS"
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The long and short forms of options, shown here as alternatives, are
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equivalent. At least one of the \fB\-\-output\-mach\fR,
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\&\fB\-\-output\-type\fR, \fB\-\-output\-osabi\fR,
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\&\fB\-\-enable\-x86\-feature\fR and \fB\-\-disable\-x86\-feature\fR
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options must be given.
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.IP "\fB\-\-input\-mach=\fR\fImachine\fR" 4
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.IX Item "--input-mach=machine"
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Set the matching input \s-1ELF\s0 machine type to \fImachine\fR. If
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\&\fB\-\-input\-mach\fR isn't specified, it will match any \s-1ELF\s0
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machine types.
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.Sp
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The supported \s-1ELF\s0 machine types are, \fIi386\fR, \fI\s-1IAMCU\s0\fR, \fIL1OM\fR,
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\&\fIK1OM\fR and \fIx86\-64\fR.
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.IP "\fB\-\-output\-mach=\fR\fImachine\fR" 4
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.IX Item "--output-mach=machine"
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Change the \s-1ELF\s0 machine type in the \s-1ELF\s0 header to \fImachine\fR. The
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supported \s-1ELF\s0 machine types are the same as \fB\-\-input\-mach\fR.
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.IP "\fB\-\-input\-type=\fR\fItype\fR" 4
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.IX Item "--input-type=type"
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Set the matching input \s-1ELF\s0 file type to \fItype\fR. If
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\&\fB\-\-input\-type\fR isn't specified, it will match any \s-1ELF\s0 file types.
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.Sp
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The supported \s-1ELF\s0 file types are, \fIrel\fR, \fIexec\fR and \fIdyn\fR.
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.IP "\fB\-\-output\-type=\fR\fItype\fR" 4
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.IX Item "--output-type=type"
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Change the \s-1ELF\s0 file type in the \s-1ELF\s0 header to \fItype\fR. The
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supported \s-1ELF\s0 types are the same as \fB\-\-input\-type\fR.
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.IP "\fB\-\-input\-osabi=\fR\fIosabi\fR" 4
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.IX Item "--input-osabi=osabi"
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Set the matching input \s-1ELF\s0 file \s-1OSABI\s0 to \fIosabi\fR. If
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\&\fB\-\-input\-osabi\fR isn't specified, it will match any \s-1ELF\s0 OSABIs.
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.Sp
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The supported \s-1ELF\s0 OSABIs are, \fInone\fR, \fI\s-1HPUX\s0\fR, \fINetBSD\fR,
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\&\fI\s-1GNU\s0\fR, \fILinux\fR (alias for \fI\s-1GNU\s0\fR),
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\&\fISolaris\fR, \fI\s-1AIX\s0\fR, \fIIrix\fR,
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\&\fIFreeBSD\fR, \fI\s-1TRU64\s0\fR, \fIModesto\fR, \fIOpenBSD\fR, \fIOpenVMS\fR,
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\&\fI\s-1NSK\s0\fR, \fI\s-1AROS\s0\fR and \fIFenixOS\fR.
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.IP "\fB\-\-output\-osabi=\fR\fIosabi\fR" 4
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.IX Item "--output-osabi=osabi"
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Change the \s-1ELF\s0 \s-1OSABI\s0 in the \s-1ELF\s0 header to \fIosabi\fR. The
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supported \s-1ELF\s0 \s-1OSABI\s0 are the same as \fB\-\-input\-osabi\fR.
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.IP "\fB\-\-enable\-x86\-feature=\fR\fIfeature\fR" 4
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.IX Item "--enable-x86-feature=feature"
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Set the \fIfeature\fR bit in program property in \fIexec\fR or \fIdyn\fR
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\&\s-1ELF\s0 files with machine types of \fIi386\fR or \fIx86\-64\fR. The
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supported features are, \fIibt\fR and \fIshstk\fR.
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.IP "\fB\-\-disable\-x86\-feature=\fR\fIfeature\fR" 4
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.IX Item "--disable-x86-feature=feature"
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Clear the \fIfeature\fR bit in program property in \fIexec\fR or
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\&\fIdyn\fR \s-1ELF\s0 files with machine types of \fIi386\fR or \fIx86\-64\fR.
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The supported features are the same as \fB\-\-enable\-x86\-feature\fR.
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.Sp
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Note: \fB\-\-enable\-x86\-feature\fR and \fB\-\-disable\-x86\-feature\fR
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are available only on hosts with \fBmmap\fR support.
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.IP "\fB\-v\fR" 4
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.IX Item "-v"
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.PD 0
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.IP "\fB\-\-version\fR" 4
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.IX Item "--version"
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.PD
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Display the version number of \fBelfedit\fR.
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.IP "\fB\-h\fR" 4
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.IX Item "-h"
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.PD 0
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.IP "\fB\-\-help\fR" 4
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.IX Item "--help"
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.PD
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Display the command-line options understood by \fBelfedit\fR.
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.IP "\fB@\fR\fIfile\fR" 4
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.IX Item "@file"
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Read command-line options from \fIfile\fR. The options read are
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inserted in place of the original @\fIfile\fR option. If \fIfile\fR
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does not exist, or cannot be read, then the option will be treated
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literally, and not removed.
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.Sp
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Options in \fIfile\fR are separated by whitespace. A whitespace
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character may be included in an option by surrounding the entire
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option in either single or double quotes. Any character (including a
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backslash) may be included by prefixing the character to be included
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with a backslash. The \fIfile\fR may itself contain additional
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@\fIfile\fR options; any such options will be processed recursively.
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.SH "SEE ALSO"
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.IX Header "SEE ALSO"
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\&\fIreadelf\fR\|(1), and the Info entries for \fIbinutils\fR.
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.SH "COPYRIGHT"
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.IX Header "COPYRIGHT"
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Copyright (c) 1991\-2019 Free Software Foundation, Inc.
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.PP
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Permission is granted to copy, distribute and/or modify this document
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under the terms of the \s-1GNU\s0 Free Documentation License, Version 1.3
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or any later version published by the Free Software Foundation;
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with no Invariant Sections, with no Front-Cover Texts, and with no
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Back-Cover Texts. A copy of the license is included in the
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section entitled \*(L"\s-1GNU\s0 Free Documentation License\*(R".
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