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Diffstat (limited to 'doc/pies.texi')
| -rw-r--r-- | doc/pies.texi | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/doc/pies.texi b/doc/pies.texi index d5b39ca..747c7ea 100644 --- a/doc/pies.texi +++ b/doc/pies.texi @@ -3357,13 +3357,21 @@ for a description of allowed URL forms. Enable verbose diagnostics. @end table -Before parsing, configuration file is preprocessed using -@command{m4}. The following options control this feature: +Before parsing, configuration file is preprocessed using external +command defined at buid time (normally @command{m4}). The following +options control this feature: @table @option @item -E Show preprocessed configuration on stdout and exit. +@item --no-preprocessor +Disable the use of the external preprocessor. + +@item --preprocessor=@var{cmd} +Use the command @var{cmd} as the external preprocessor, instead of the +default @command{m4}. + @item --define=@var{sym}[=@var{value}] @itemx -D @var{symbol}[=@var{value}] Define symbol @var{sym} as having @var{value}, or empty, if |