taler-docs

commit cd8a3898fdd4e77b7da69f4563f9f64545505e47
parent c5b67290f387c66738616b4f2b6703f29916b938
Author: Thien-Thi Nguyen <ttn@gnuvola.org>
Date:   Wed,  9 Dec 2020 03:46:13 -0500

document /bin/sh-like variable reference in filenames

Diffstat:
M
manpages/taler.conf.5.rst
 | 
6
++++++

1 file changed, 6 insertions(+), 0 deletions(-)
diff --git a/manpages/taler.conf.5.rst b/manpages/taler.conf.5.rst
@@ -28,6 +28,12 @@ In particular, boolean values are one of ``YES`` or ``NO``.
 Values can include whitespace by surrounding
 the entire value with ``"`` (double quote).
 
+Values that represent filenames can begin with a ``/bin/sh``-like
+variable reference.
+This can be simple, such as ``$TMPDIR/foo``, or complex,
+such as ``${TMPDIR:-${TMP:-/tmp}}/foo``.
+See ``[PATHS]`` (below).
+
 .. The @INLINE@ feature should remain undocumented since in practice, using
    it (even correctly) elicits a warning and does not actually include the
    specified file.  Maybe this will change in the future?  --ttn