Lancaster University / mbed-src

Lancaster University's (short term!) clone of mbed-src for micro:bit. This is a copy of the github branch https://github.com/lancaster-university/mbed-classic

Fork of mbed-src by mbed official

cpp/FilePath.cpp@2:143cac498751, 2013-02-18 (annotated)

Committer:
emilmont
Date:
Mon Feb 18 11:44:18 2013 +0000
Revision:
2:143cac498751
Update mbed sources to Rev 59

Who changed what in which revision?

UserRevisionLine numberNew contents of line
emilmont 2:143cac498751 1 /* mbed Microcontroller Library
emilmont 2:143cac498751 2 * Copyright (c) 2006-2013 ARM Limited
emilmont 2:143cac498751 3 *
emilmont 2:143cac498751 4 * Licensed under the Apache License, Version 2.0 (the "License");
emilmont 2:143cac498751 5 * you may not use this file except in compliance with the License.
emilmont 2:143cac498751 6 * You may obtain a copy of the License at
emilmont 2:143cac498751 7 *
emilmont 2:143cac498751 8 * http://www.apache.org/licenses/LICENSE-2.0
emilmont 2:143cac498751 9 *
emilmont 2:143cac498751 10 * Unless required by applicable law or agreed to in writing, software
emilmont 2:143cac498751 11 * distributed under the License is distributed on an "AS IS" BASIS,
emilmont 2:143cac498751 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
emilmont 2:143cac498751 13 * See the License for the specific language governing permissions and
emilmont 2:143cac498751 14 * limitations under the License.
emilmont 2:143cac498751 15 */
emilmont 2:143cac498751 16 #include "FilePath.h"
emilmont 2:143cac498751 17
emilmont 2:143cac498751 18 namespace mbed {
emilmont 2:143cac498751 19
emilmont 2:143cac498751 20 FilePath::FilePath(const char* file_path) : file_name(NULL), fb(NULL) {
emilmont 2:143cac498751 21 if ((file_path[0] != '/') || (file_path[1] == 0)) return;
emilmont 2:143cac498751 22
emilmont 2:143cac498751 23 const char* file_system = &file_path[1];
emilmont 2:143cac498751 24 file_name = file_system;
emilmont 2:143cac498751 25 int len = 0;
emilmont 2:143cac498751 26 while (true) {
emilmont 2:143cac498751 27 char c = *file_name;
emilmont 2:143cac498751 28 if (c == '/') { // end of object name
emilmont 2:143cac498751 29 file_name++; // point to one char after the '/'
emilmont 2:143cac498751 30 break;
emilmont 2:143cac498751 31 }
emilmont 2:143cac498751 32 if (c == 0) { // end of object name, with no filename
emilmont 2:143cac498751 33 break;
emilmont 2:143cac498751 34 }
emilmont 2:143cac498751 35 len++;
emilmont 2:143cac498751 36 file_name++;
emilmont 2:143cac498751 37 }
emilmont 2:143cac498751 38
emilmont 2:143cac498751 39 FileBase::lookup(file_system, len);
emilmont 2:143cac498751 40
emilmont 2:143cac498751 41
emilmont 2:143cac498751 42 fb = FileBase::lookup(file_system, len);
emilmont 2:143cac498751 43 }
emilmont 2:143cac498751 44
emilmont 2:143cac498751 45 const char* FilePath::fileName(void) {
emilmont 2:143cac498751 46 return file_name;
emilmont 2:143cac498751 47 }
emilmont 2:143cac498751 48
emilmont 2:143cac498751 49 bool FilePath::isFileSystem(void) {
emilmont 2:143cac498751 50 return (fb->getPathType() == FileSystemPathType);
emilmont 2:143cac498751 51 }
emilmont 2:143cac498751 52
emilmont 2:143cac498751 53 FileSystemLike* FilePath::fileSystem(void) {
emilmont 2:143cac498751 54 if (isFileSystem()) {
emilmont 2:143cac498751 55 return (FileSystemLike*)fb;
emilmont 2:143cac498751 56 }
emilmont 2:143cac498751 57 return NULL;
emilmont 2:143cac498751 58 }
emilmont 2:143cac498751 59
emilmont 2:143cac498751 60 bool FilePath::isFile(void) {
emilmont 2:143cac498751 61 return (fb->getPathType() == FilePathType);
emilmont 2:143cac498751 62 }
emilmont 2:143cac498751 63
emilmont 2:143cac498751 64 FileLike* FilePath::file(void) {
emilmont 2:143cac498751 65 if (isFile()) {
emilmont 2:143cac498751 66 return (FileLike*)fb;
emilmont 2:143cac498751 67 }
emilmont 2:143cac498751 68 return NULL;
emilmont 2:143cac498751 69 }
emilmont 2:143cac498751 70
emilmont 2:143cac498751 71 } // namespace mbed