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* bin/autoreconf.in (help): Document M4 environment variable.

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* bin/autoconf.as (Usage): Likewise.
* bin/autom4te.in (help): Likewise.
* doc/autoconf.texi (autom4te Invocation): Likewise.
This commit is contained in:
Paul Eggert 2006-06-04 19:56:27 +00:00
parent c4652f223e
commit 8eaa3f01d0
5 changed files with 14 additions and 4 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2006-06-04 Eric Blake <ebb9@byu.net>
* bin/autoreconf.in (help): Document M4 environment variable.
* bin/autoconf.as (Usage): Likewise.
* bin/autom4te.in (help): Likewise.
* doc/autoconf.texi (autom4te Invocation): Likewise.
2006-06-04 Paul Eggert <eggert@cs.ucla.edu>
* NEWS: GNU make now recommended for VPATH builds.

2
bin/autoconf.as
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@ -45,7 +45,7 @@ Warning categories include:
\`none' turn off all the warnings
\`error' warnings are error
The environment variable \`WARNINGS' is honored.
The environment variables \`M4' and \`WARNINGS' are honored.
Library directories:
-B, --prepend-include=DIR prepend directory DIR to search path

2
bin/autom4te.in
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@ -191,7 +191,7 @@ Languages include:
" . Autom4te::ChannelDefs::usage . "
The environment variable \`WARNINGS\' is honored.
The environment variables \`M4\' and \`WARNINGS\' are honored.
Library directories:
-B, --prepend-include=DIR prepend directory DIR to search path

2
bin/autoreconf.in
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@ -89,7 +89,7 @@ Library directories:
-I, --include=DIR append directory DIR to search path
The environment variables AUTOCONF, AUTOHEADER, AUTOMAKE, ACLOCAL,
AUTOPOINT, LIBTOOLIZE are honored.
AUTOPOINT, LIBTOOLIZE, M4 are honored.
Report bugs to <bug-autoconf\@gnu.org>.
";

5
doc/autoconf.texi
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@ -9140,7 +9140,10 @@ autom4te @var{options} @var{files}
@end example
@noindent
where the @var{files} are directly passed to @command{m4}. In addition
@evindex M4
where the @var{files} are directly passed to @command{m4}. By default,
@acronym{GNU} m4 is found during configure, but the environment variable
@env{M4} can be set to tell @command{autom4te} where to look. In addition
to the regular expansion, it handles the replacement of the quadrigraphs
(@pxref{Quadrigraphs}), and of @samp{__oline__}, the current line in the
output. It supports an extended syntax for the @var{files}: