m4: Miscellaneous man page fixes.
Sponsored by: Klara, Inc. Reviewed by: imp Differential Revision: https://reviews.freebsd.org/D40701
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@ -155,19 +155,28 @@ flags are specified, execution will halt upon issuing the
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first warning and
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.Nm
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will exit with a non-zero exit status.
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This behaviour matches GNU-m4 1.4.9 and later.
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This behaviour matches GNU m4 1.4.9 and later.
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.It Fl G , Fl -traditional
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Disable GNU compatibility mode (see
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.Fl g
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below).
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.It Fl g , Fl -gnu
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Enable GNU compatibility mode.
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In this mode, translit handles simple character
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ranges (e.g., a-z), regular expressions mimic emacs behavior,
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multiple m4wrap calls are handled as a stack,
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In this mode,
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.Ic translit
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handles simple character ranges (e.g.,
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.Sq a-z ) ,
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regular expressions mimic Emacs behavior,
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multiple
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.Ic m4wrap
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calls are handled as a stack,
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the number of diversions is unlimited,
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empty names for macro definitions are allowed,
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and eval understands
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.Ic undivert
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can be used to include files,
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and
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.Ic eval
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understands
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.Sq 0rbase:value
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numbers.
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.It Fl I Ar dirname , Fl -include Ns = Ns Ar dirname
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