mingw: ensure temporary file handles are not inherited by child processes

diff --git a/Documentation/gitattributes.txt b/Documentation/gitattributes.txt
index 81fe586948582fae4945029a5cd49e61b09fac5b..145dd10967cd3654fb331b8c5d6a1e3e622ef6ef 100644 (file)
--- a/Documentation/gitattributes.txt
+++ b/Documentation/gitattributes.txt
@@ -374,6 +374,11 @@ substitution.  For example:
        smudge = git-p4-filter --smudge %f
 ------------------------
 
+Note that "%f" is the name of the path that is being worked on. Depending
+on the version that is being filtered, the corresponding file on disk may
+not exist, or may have different contents. So, smudge and clean commands
+should not try to access the file on disk, but only act as filters on the
+content provided to them on standard input.
 
 Interaction between checkin/checkout attributes
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -527,6 +532,8 @@ patterns are available:
 
 - `fortran` suitable for source code in the Fortran language.
 
+- `fountain` suitable for Fountain documents.
+
 - `html` suitable for HTML/XHTML documents.
 
 - `java` suitable for source code in the Java language.