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-rw-r--r--cgitrc.5.txt8
1 files changed, 5 insertions, 3 deletions
diff --git a/cgitrc.5.txt b/cgitrc.5.txt
index 8a0a9c9..ea0bbe7 100644
--- a/cgitrc.5.txt
+++ b/cgitrc.5.txt
@@ -542,9 +542,11 @@ config files, e.g. "repo.desc" becomes "desc".
FILTER API
----------
about filter::
- This filter is given no arguments. The about text that is to be
- filtered is available on standard input and the filtered text is
- expected on standard output.
+ This filter is given a single parameter: the filename of the source
+ file to filter. The filter can use the filename to determine (for
+ example) the type of syntax to follow when formatting the readme file.
+ The about text that is to be filtered is available on standard input
+ and the filtered text is expected on standard output.
commit filter::
This filter is given no arguments. The commit message text that is to