1 files changed, 53 insertions, 0 deletions
diff --git a/midipix.sh b/midipix.sh
new file mode 100755
index 00000000..b6b84097
--- /dev/null
+++ b/midipix.sh
@@ -0,0 +1,53 @@
+#!/bin/sh
+#
+MIDIPIX_PATH_DEFAULTS="/c/Midipix /z";
+
+if [ "${1}" = -h ]; then
+        echo "usage: $0 [drive_letter [dirname]]";
+        exit 1;
+elif [ ${#} -eq 0 ]; then
+for MIDIPIX_PATH in ${MIDIPIX_PATH_DEFAULTS}; do
+	[ -d /cygdrive${MIDIPIX_PATH} ] || continue;
+	MIDIPIX_DRIVE=${MIDIPIX_PATH#/};
+	MIDIPIX_DRIVE=${MIDIPIX_DRIVE%%/*};
+	MIDIPIX_PNAME=${MIDIPIX_PATH#/${MIDIPIX_DRIVE}};
+	MIDIPIX_PNAME=${MIDIPIX_PNAME#/};
+	break;
+done;
+else
+	MIDIPIX_DRIVE="${1}"; MIDIPIX_PNAME="${2}";
+	if [ "${MIDIPIX_DRIVE#*[ 	]*}" != "${MIDIPIX_DRIVE}" ]\
+	|| [ "${MIDIPIX_PNAME#*[ 	]*}" != "${MIDIPIX_PNAME}" ]; then
+		echo "Error: drive_letter/dirname must not contain SP (\` ') or VT (\`\\\t') characters.";
+		exit 1;
+	fi;
+fi;
+MIDIPIX_PATH=/${MIDIPIX_DRIVE}${MIDIPIX_PNAME:+/${MIDIPIX_PNAME}};
+if [ ! -d /cygdrive${MIDIPIX_PATH} ]; then
+	echo "Error: Midipix path non-existent or invalid (\`${MIDIPIX_PATH}'.)";
+	exit 1;
+else
+	if [ -f /cygdrive${MIDIPIX_PATH}/bin/libpsxscl.log ]; then
+		echo Found libpsxscl.log, copying to /cygdrive${MIDIPIX_PATH}/bin/libpsxscl.last.
+		cp /cygdrive${MIDIPIX_PATH}/bin/libpsxscl.log	\
+			/cygdrive${MIDIPIX_PATH}/bin/libpsxscl.last;
+	fi;
+	echo "Midipix drive letter.....: ${MIDIPIX_DRIVE}";
+	echo "Midipix pathname.........: ${MIDIPIX_PNAME}";
+	echo "Absolute Midipix pathname: ${MIDIPIX_PATH}";
+	echo --------------------------------------------------------
+	echo WARNING: The cygdrive path prefix will be changed to /
+	echo whilst the Midipix shell window is running. It will be
+	echo reset to its original value of /cygdrive after it exits.
+	echo --------------------------------------------------------
+	mintty -h always -e /bin/sh -c "
+		set -o errexit; stty raw -echo;
+		mount --change-cygdrive-prefix /;
+		cd ${MIDIPIX_PATH}/native/bin;
+		export PATH=${MIDIPIX_PATH}/native/bin:${MIDIPIX_PATH}/native/lib;
+		./ntctty.exe -e chroot //${MIDIPIX_PATH#/}/native /bin/bash";
+	echo --------------------------------------------------------
+	echo Resetting cygdrive path prefix to /.
+	echo --------------------------------------------------------
+	mount --change-cygdrive-prefix /cygdrive;
+fi;