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m4: Miscellaneous man page fixes.

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Sponsored by:	Klara, Inc.
Reviewed by:	imp
Differential Revision:	https://reviews.freebsd.org/D40701
This commit is contained in:
Dag-Erling Smørgrav 2023-06-21 20:58:50 +00:00
parent 6c9ed64c94
commit db4c5b8a05
1 changed files with 14 additions and 5 deletions
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19
usr.bin/m4/m4.1
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@ -155,19 +155,28 @@ flags are specified, execution will halt upon issuing the
first warning and
.Nm
will exit with a non-zero exit status.
This behaviour matches GNU-m4 1.4.9 and later.
This behaviour matches GNU m4 1.4.9 and later.
.It Fl G , Fl -traditional
Disable GNU compatibility mode (see
.Fl g
below).
.It Fl g , Fl -gnu
Enable GNU compatibility mode.
In this mode, translit handles simple character
ranges (e.g., a-z), regular expressions mimic emacs behavior,
multiple m4wrap calls are handled as a stack,
In this mode,
.Ic translit
handles simple character ranges (e.g.,
.Sq a-z ) ,
regular expressions mimic Emacs behavior,
multiple
.Ic m4wrap
calls are handled as a stack,
the number of diversions is unlimited,
empty names for macro definitions are allowed,
and eval understands
.Ic undivert
can be used to include files,
and
.Ic eval
understands
.Sq 0rbase:value
numbers.
.It Fl I Ar dirname , Fl -include Ns = Ns Ar dirname