2011-03-30 13:49:47 +00:00
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.TH NM 1
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.SH NAME
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nm \- name list (symbol table)
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.SH SYNOPSIS
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.B nm
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[
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.B -aghnsTu
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]
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.I file ...
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.SH DESCRIPTION
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.I Nm
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prints the name list of each executable or object
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.I file
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in the argument list.
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If the
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.I file
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is an archive
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(see
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.IR ar (1)),
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the name list of each file in the archive is printed.
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If more than one file is given in the argument list,
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the name of each file is printed at the beginning of each line.
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.PP
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Each symbol name is preceded by its hexadecimal
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value (blanks if undefined)
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and one of the letters
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.TP
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2014-03-14 05:51:22 +00:00
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.B U
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undefined symbol
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.PD0
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.TP
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2011-03-30 13:49:47 +00:00
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.B T
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text segment symbol
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.TP
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.B t
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static text segment symbol
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.TP
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.B L
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leaf function text segment symbol
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.TP
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.B l
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static leaf function text segment symbol
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.TP
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.B D
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data segment symbol
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.TP
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.B d
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static data segment symbol
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.TP
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.B B
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bss segment symbol
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.TP
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.B b
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static bss segment symbol
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.TP
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.B a
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automatic (local) variable symbol
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.TP
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.B p
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function parameter symbol
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.TP
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.B z
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source file name
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.TP
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.B Z
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source file line offset
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.TP
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.B f
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source file name components
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.PD
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.PP
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The output is sorted alphabetically.
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.PP
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Options are:
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.TP
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.B -a
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Print all symbols; normally only user-defined text, data,
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and bss segment symbols are printed.
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.TP
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.B -g
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Print only global
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.RB ( T ,
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.BR L ,
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.BR D ,
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.BR B )
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symbols.
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.TP
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.B -h
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Do not print file name headers with output lines.
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.TP
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.B -n
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Sort according to the address of the symbols.
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.TP
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.B -s
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Don't sort; print in symbol-table order.
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.TP
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.B -T
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Prefix each line with the symbol's type signature.
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.TP
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.B -u
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Print only undefined symbols.
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.SH SOURCE
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.B /sys/src/cmd/nm.c
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.SH SEE ALSO
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.IR ar (1),
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.IR 2l (1),
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.IR db (1),
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.IR acid (1),
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.IR a.out (6)
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