mingw: mark t9100's test cases with appropriate prereqs

diff --git a/git-merge-one-file.sh b/git-merge-one-file.sh
index 7e82facf919ad720075690ed51bedf6ccf037774..cdc02af517c9d77a081d7918480f8d0a2c6a29d0 100755 (executable)
--- a/git-merge-one-file.sh
+++ b/git-merge-one-file.sh
@@ -18,7 +18,7 @@
 
 USAGE='<orig blob> <our blob> <their blob> <path>'
 USAGE="$USAGE <orig mode> <our mode> <their mode>"
-LONG_USAGE="Usage: git merge-one-file $USAGE
+LONG_USAGE="usage: git merge-one-file $USAGE
 
 Blob ids and modes should be empty for missing files."
 
@@ -38,6 +38,14 @@ case "${1:-.}${2:-.}${3:-.}" in
 # Deleted in both or deleted in one and unchanged in the other
 #
 "$1.." | "$1.$1" | "$1$1.")
+       if { test -z "$6" && test "$5" != "$7"; } ||
+          { test -z "$7" && test "$5" != "$6"; }
+       then
+               echo "ERROR: File $4 deleted on one branch but had its" >&2
+               echo "ERROR: permissions changed on the other." >&2
+               exit 1
+       fi
+
        if test -n "$2"
        then
                echo "Removing $4"