cygwin + gpg4win: convert paths to windows paths when calling gpg4win binary instead of cygwin's gpg binary

1 files changed, 25 insertions, 0 deletions

diff --git a/src/platform/cygwin.sh b/src/platform/cygwin.sh
index 05c51e0..e0a90c7 100644
--- a/src/platform/cygwin.sh
+++ b/src/platform/cygwin.sh
@@ -14,3 +14,28 @@ clip() {
 	) 2>/dev/null & disown
 	echo "Copied $2 to clipboard. Will clear in $CLIP_TIME seconds."
 }
+
+# replaces Cygwin-style filenames with their Windows counterparts
+gpg_winpath() {
+	local args=("$@")
+	# as soon as an argument (from back to front) is no file, it can only be a filename argument if it is preceeded by '-o'
+	local could_be_filenames="true"
+	local i
+	for ((i=${#args[@]}-1; i>=0; i--)); do
+		if ( [ $i -gt 0 ] && [ "${args[$i-1]}" = "-o" ] ); then
+			args[$i]=$(cygpath -am ${args[$i]})
+		elif [ $could_be_filenames = "true" ]; then
+			if [ -e  ${args[$i]} ]; then
+				args[$i]=$(cygpath -am ${args[$i]})
+			else
+				could_be_filenames="false"
+			fi
+		fi
+	done
+	$GPG_ORIG "${args[@]}"
+}
+
+if $GPG --help | grep -q Gpg4win; then
+	GPG_ORIG="$GPG"
+	GPG=gpg_winpath
+fi