Create and install the mount helper when building the project, so that we can mount verifs2 using the mount command

Author: excelle08

src/CMakeLists.txt

@@ -24,4 +24,13 @@ endif()
 target_link_libraries(fuse-cpp-ramfs pthread)
 target_link_libraries(ckpt pthread)
 target_link_libraries(restore pthread)
+add_custom_command(
+    OUTPUT ${CMAKE_BINARY_DIR}/mount.fuse.fuse-cpp-ramfs
+    COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/create-mount-helper.sh
+    WORKING_DIRECTORY ${CMAKE_BINARY_DIR})
+add_custom_target(
+    mount-helper ALL
+    DEPENDS fuse-cpp-ramfs ${CMAKE_BINARY_DIR}/mount.fuse.fuse-cpp-ramfs)
 install(TARGETS fuse-cpp-ramfs DESTINATION bin)
+install(PROGRAMS ${CMAKE_BINARY_DIR}/mount.fuse.fuse-cpp-ramfs DESTINATION /sbin)
+

src/create-mount-helper.sh

@@ -0,0 +1,43 @@
+#!/bin/bash
+
+DEST_DIR=$(pwd)
+DEST_NAME=mount.fuse.fuse-cpp-ramfs
+DEST=$DEST_DIR/$DEST_NAME
+FUSE_RAMFS_BINDIR=$(pwd)
+
+echo '#!/bin/bash' > $DEST
+echo '' >> $DEST
+echo 'if [ "$#" -lt 2 ]; then' >> $DEST
+echo '    echo "Usage: $0 <mount-name> <mount-dir> [-o options]";' >> $DEST
+echo '    exit 1;' >> $DEST
+echo 'fi' >> $DEST
+echo '' >> $DEST
+echo "FUSE_RAMFS_BINDIR=$FUSE_RAMFS_BINDIR" >> $DEST
+echo 'MNT_NAME=$1' >> $DEST
+echo 'MNT_DIR=$2' >> $DEST
+echo 'OPTS=' >> $DEST
+echo 'FUSE_CPP_RAMFS_PROG=$FUSE_RAMFS_BINDIR/src/fuse-cpp-ramfs' >> $DEST
+echo 'FUSE_CPP_RAMFS_MOUNT=$FUSE_RAMFS_BINDIR/mnts' >> $DEST
+echo '' >> $DEST
+echo '# If there is options string?' >> $DEST
+echo 'if [ "$#" -gt 2 ] && [ "$3" == "-o" ]; then' >> $DEST
+echo '    OPTS=$4;' >> $DEST
+echo 'fi' >> $DEST
+echo '' >> $DEST
+echo 'mkdir -p $FUSE_CPP_RAMFS_MOUNT' >> $DEST
+echo 'ln -fs $FUSE_CPP_RAMFS_PROG $FUSE_CPP_RAMFS_MOUNT/$MNT_NAME' >> $DEST
+echo '' >> $DEST
+echo 'if [ -n "$OPTS" ]; then' >> $DEST
+echo '    nohup $FUSE_CPP_RAMFS_MOUNT/$MNT_NAME -o $OPTS $MNT_DIR 2>&1 > $FUSE_CPP_RAMFS_MOUNT/$MNT_NAME.out &' >> $DEST
+echo 'else' >> $DEST
+echo '    nohup $FUSE_CPP_RAMFS_MOUNT/$MNT_NAME $MNT_DIR 2>&1 > $FUSE_CPP_RAMFS_MOUNT/$MNT_NAME.out &' >> $DEST
+echo 'fi' >> $DEST
+echo '' >> $DEST
+echo 'if [ -z "$(pgrep $MNT_NAME)" ]; then' >> $DEST
+echo '    echo "Mount failed.";' >> $DEST
+echo '    exit 1;' >> $DEST
+echo 'fi' >> $DEST
+echo '' >> $DEST
+echo 'exit 0;' >> $DEST
+
+chmod +x $DEST