add a note on cowprotect func

2 files changed, 6 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index 791b3d3..a2c5947 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2005-10-04  Junichi Uekawa  <dancer@debian.org>
+
+	* pbuilder-buildpackage-funcs: Add comment on what cowprotect is there for.
+
 2005-09-30  Junichi Uekawa  <dancer@debian.org>
 
 	* Documentation/pbuilder-doc.xml: #325318, from Osamu Aoki;
diff --git a/pbuilder-buildpackage-funcs b/pbuilder-buildpackage-funcs
index fb888e8..c6cbc59 100644
--- a/pbuilder-buildpackage-funcs
+++ b/pbuilder-buildpackage-funcs
@@ -67,7 +67,8 @@ function showbuildbanner () {
 }
 
 function cowprotect () {
-    # a hack for cowdancer
+    # a hack for cowdancer, used when a file is edited in-place;
+    # Copy the file to create a new i-node so that hardlinked original is intact
     for A in "$@"; do
 	if readlink -f "$A"; then
 	    A=$(readlink -f "$A")