diff options
| -rw-r--r-- | libfusepp/fuseapp.h | 89 |
1 files changed, 48 insertions, 41 deletions
diff --git a/libfusepp/fuseapp.h b/libfusepp/fuseapp.h index bb18c02..d372655 100644 --- a/libfusepp/fuseapp.h +++ b/libfusepp/fuseapp.h @@ -56,51 +56,51 @@ class FuseAppBase { virtual int fallocate(const char *, int, off_t, off_t, struct fuse_file_info *); virtual int onError(const std::exception & err) throw(); -#define IFIMPL(func) typeid(&FuseAppBase::func) == typeid(&FuseApp::func) ? NULL : +#define GetHelper(func) getHelper<&FuseAppBase::func>(typeid(&FuseAppBase::func) != typeid(&FuseApp::func)) template <typename FuseApp> static int run(int & argc, char** & argv, FuseApp * fa) { auto args = runint(argc, argv, fa); struct fuse_operations operations = { - IFIMPL(getattr) fuseCall<const char *, struct stat *>::helper<&FuseAppBase::getattr>, - IFIMPL(readlink) fuseCall<const char *, char *, size_t>::helper<&FuseAppBase::readlink>, + fuseCall<const char *, struct stat *>::GetHelper(getattr), + fuseCall<const char *, char *, size_t>::GetHelper(readlink), NULL, // getdir deprecated - IFIMPL(mknod) fuseCall<const char *, mode_t, dev_t>::helper<&FuseAppBase::mknod>, - IFIMPL(mkdir) fuseCall<const char *, mode_t>::helper<&FuseAppBase::mkdir>, - IFIMPL(unlink) fuseCall<const char *>::helper<&FuseAppBase::unlink>, - IFIMPL(rmdir) fuseCall<const char *>::helper<&FuseAppBase::rmdir>, - IFIMPL(symlink) fuseCall<const char *, const char *>::helper<&FuseAppBase::symlink>, - IFIMPL(rename) fuseCall<const char *, const char *>::helper<&FuseAppBase::rename>, - IFIMPL(link) fuseCall<const char *, const char *>::helper<&FuseAppBase::link>, - IFIMPL(chmod) fuseCall<const char *, mode_t>::helper<&FuseAppBase::chmod>, - IFIMPL(chown) fuseCall<const char *, uid_t, gid_t>::helper<&FuseAppBase::chown>, - IFIMPL(truncate) fuseCall<const char *, off_t>::helper<&FuseAppBase::truncate>, + NULL, //fuseCall<const char *, mode_t, dev_t>::GetHelper(mknod), + fuseCall<const char *, mode_t>::GetHelper(mkdir), + fuseCall<const char *>::GetHelper(unlink), + fuseCall<const char *>::GetHelper(rmdir), + fuseCall<const char *, const char *>::GetHelper(symlink), + fuseCall<const char *, const char *>::GetHelper(rename), + fuseCall<const char *, const char *>::GetHelper(link), + fuseCall<const char *, mode_t>::GetHelper(chmod), + fuseCall<const char *, uid_t, gid_t>::GetHelper(chown), + fuseCall<const char *, off_t>::GetHelper(truncate), NULL, // utime deprecated - IFIMPL(open) fuseCall<const char *, struct fuse_file_info *>::helper<&FuseAppBase::open>, - IFIMPL(read) fuseCall<const char *, char *, size_t, off_t, struct fuse_file_info *>::helper<&FuseAppBase::read>, - IFIMPL(write) fuseCall<const char *, const char *, size_t, off_t, struct fuse_file_info *>::helper<&FuseAppBase::write>, - IFIMPL(statfs) fuseCall<const char *, struct statvfs *>::helper<&FuseAppBase::statfs>, - IFIMPL(flush) fuseCall<const char *, struct fuse_file_info *>::helper<&FuseAppBase::flush>, - IFIMPL(release) fuseCall<const char *, struct fuse_file_info *>::helper<&FuseAppBase::release>, - IFIMPL(fsync) fuseCall<const char *, int, struct fuse_file_info *>::helper<&FuseAppBase::fsync>, - IFIMPL(setxattr) fuseCall<const char *, const char *, const char *, size_t, int>::helper<&FuseAppBase::setxattr>, - IFIMPL(getxattr) fuseCall<const char *, const char *, char *, size_t>::helper<&FuseAppBase::getxattr>, - IFIMPL(listxattr) fuseCall<const char *, char *, size_t>::helper<&FuseAppBase::listxattr>, - IFIMPL(removexattr) fuseCall<const char *, const char *>::helper<&FuseAppBase::removexattr>, - IFIMPL(opendir) fuseCall<const char *, struct fuse_file_info *>::helper<&FuseAppBase::opendir>, - IFIMPL(readdir) fuseCall<const char *, void *, fuse_fill_dir_t, off_t, struct fuse_file_info *>::helper<&FuseAppBase::readdir>, - IFIMPL(releasedir) fuseCall<const char *, struct fuse_file_info *>::helper<&FuseAppBase::releasedir>, - IFIMPL(fsyncdir) fuseCall<const char *, int, struct fuse_file_info *>::helper<&FuseAppBase::fsyncdir>, + fuseCall<const char *, struct fuse_file_info *>::GetHelper(open), + fuseCall<const char *, char *, size_t, off_t, struct fuse_file_info *>::GetHelper(read), + fuseCall<const char *, const char *, size_t, off_t, struct fuse_file_info *>::GetHelper(write), + fuseCall<const char *, struct statvfs *>::GetHelper(statfs), + fuseCall<const char *, struct fuse_file_info *>::GetHelper(flush), + fuseCall<const char *, struct fuse_file_info *>::GetHelper(release), + fuseCall<const char *, int, struct fuse_file_info *>::GetHelper(fsync), + fuseCall<const char *, const char *, const char *, size_t, int>::GetHelper(setxattr), + fuseCall<const char *, const char *, char *, size_t>::GetHelper(getxattr), + fuseCall<const char *, char *, size_t>::GetHelper(listxattr), + fuseCall<const char *, const char *>::GetHelper(removexattr), + fuseCall<const char *, struct fuse_file_info *>::GetHelper(opendir), + fuseCall<const char *, void *, fuse_fill_dir_t, off_t, struct fuse_file_info *>::GetHelper(readdir), + fuseCall<const char *, struct fuse_file_info *>::GetHelper(releasedir), + fuseCall<const char *, int, struct fuse_file_info *>::GetHelper(fsyncdir), fuseInit, fuseDestroy, - IFIMPL(access) fuseCall<const char *, int>::helper<&FuseAppBase::access>, - IFIMPL(create) fuseCall<const char *, mode_t, struct fuse_file_info *>::helper<&FuseAppBase::create>, - IFIMPL(fgetattr) fuseCall<const char *, off_t, struct fuse_file_info *>::helper<&FuseAppBase::ftruncate>, - IFIMPL(fgetattr) fuseCall<const char *, struct stat *, struct fuse_file_info *>::helper<&FuseAppBase::fgetattr>, + fuseCall<const char *, int>::GetHelper(access), + fuseCall<const char *, mode_t, struct fuse_file_info *>::GetHelper(create), + fuseCall<const char *, off_t, struct fuse_file_info *>::GetHelper(ftruncate), + fuseCall<const char *, struct stat *, struct fuse_file_info *>::GetHelper(fgetattr), #if (FUSE_MINOR_VERSION >= 6) - IFIMPL(lock) fuseCall<const char *, struct fuse_file_info *, int, struct flock *>::helper<&FuseAppBase::lock>, - IFIMPL(utimens) fuseCall<const char *, const struct timespec [2]>::helper<&FuseAppBase::utimens>, - IFIMPL(bmap) fuseCall<const char *, size_t, uint64_t *>::helper<&FuseAppBase::bmap>, + fuseCall<const char *, struct fuse_file_info *, int, struct flock *>::GetHelper(lock), + fuseCall<const char *, const struct timespec [2]>::GetHelper(utimens), + fuseCall<const char *, size_t, uint64_t *>::GetHelper(bmap), #if (FUSE_MINOR_VERSION >= 8) 0, // flag_nullpath_ok #if (FUSE_MINOR_VERSION >= 9) @@ -108,13 +108,13 @@ class FuseAppBase { 0, // flag_utime_omit_ok #endif 0, // flag_reserved - IFIMPL(ioctl) fuseCall<const char *, int, void *, struct fuse_file_info *, unsigned int, void *>::helper<&FuseAppBase::ioctl>, - IFIMPL(poll) fuseCall<const char *, struct fuse_file_info *, struct fuse_pollhandle *, unsigned *>::helper<&FuseAppBase::poll>, + fuseCall<const char *, int, void *, struct fuse_file_info *, unsigned int, void *>::GetHelper(ioctl), + fuseCall<const char *, struct fuse_file_info *, struct fuse_pollhandle *, unsigned *>::GetHelper(poll), #if (FUSE_MINOR_VERSION >= 9) - IFIMPL(write_buf) fuseCall<const char *, struct fuse_bufvec *, off_t, struct fuse_file_info *>::helper<&FuseAppBase::write_buf>, - IFIMPL(read_buf) fuseCall<const char *, struct fuse_bufvec **, size_t, off_t, struct fuse_file_info *>::helper<&FuseAppBase::read_buf>, - IFIMPL(flock) fuseCall<const char *, struct fuse_file_info *, int>::helper<&FuseAppBase::flock>, - IFIMPL(fallocate) fuseCall<const char *, int, off_t, off_t, struct fuse_file_info *>::helper<&FuseAppBase::fallocate>, + fuseCall<const char *, struct fuse_bufvec *, off_t, struct fuse_file_info *>::GetHelper(write_buf), + fuseCall<const char *, struct fuse_bufvec **, size_t, off_t, struct fuse_file_info *>::GetHelper(read_buf), + fuseCall<const char *, struct fuse_file_info *, int>::GetHelper(flock), + fuseCall<const char *, int, off_t, off_t, struct fuse_file_info *>::GetHelper(fallocate), #endif #endif #endif @@ -129,6 +129,13 @@ class FuseAppBase { template <typename... Args> class fuseCall { public: + typedef int (*WrapperFunc)(Args...); + template <int (FuseAppBase::*b)(Args...)> + static WrapperFunc getHelper(bool implemented) + { + auto func = &helper<b>; + return implemented ? func : NULL; + } template <int (FuseAppBase::*f)(Args...)> static int helper(Args ... a) { |