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IFNAMES(1)                                      User Commands                                     IFNAMES(1)



NAME
       ifnames - Extract CPP conditionals from a set of files

SYNOPSIS
       ifnames [OPTION] ...  [FILE] ...

DESCRIPTION
       Scan  all  of the C source FILES (or the standard input, if none are given) and write to the standard
       output a sorted list of all the identifiers that appear in those files in `#if',  `#elif',  `#ifdef',
       or  `#ifndef' directives.  Print each identifier on a line, followed by a space-separated list of the
       files in which that identifier occurs.

       -h, --help
              print this help, then exit

       -V, --version
              print version number, then exit

AUTHOR
       Written by David J. MacKenzie and Paul Eggert.

REPORTING BUGS
       Report bugs to <bug-autoconf@gnu.org>.

COPYRIGHT
       Copyright (C) 2006 Free Software Foundation, Inc.
       This is free software.  You may redistribute copies of it under the terms of the GNU  General  Public
       License  <http://www.gnu.org/licenses/gpl.html>.   There  is  NO WARRANTY, to the extent permitted by
       law.

SEE ALSO
       autoconf(1), automake(1), autoreconf(1), autoupdate(1), autoheader(1), autoscan(1),  config.guess(1),
       config.sub(1), ifnames(1), glibtool(1).

       The  full  documentation for ifnames is maintained as a Texinfo manual.  If the info and ifnames pro-grams programs
       grams are properly installed at your site, the command

              info ifnames

       should give you access to the complete manual.



ifnames 2.61                                    November 2006                                     IFNAMES(1)

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