mbed library sources. Supersedes mbed-src.
Dependents: Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more
Diff: platform/FileBase.cpp
- Revision:
- 188:bcfe06ba3d64
- Parent:
- 187:0387e8f68319
- Child:
- 189:f392fc9709a3
--- a/platform/FileBase.cpp Thu Sep 06 13:40:20 2018 +0100 +++ b/platform/FileBase.cpp Thu Nov 08 11:46:34 2018 +0000 @@ -13,6 +13,8 @@ * See the License for the specific language governing permissions and * limitations under the License. */ +#include <cstring> + #include "platform/FileBase.h" #include "platform/FileLike.h" #include "platform/FileHandle.h" @@ -21,6 +23,7 @@ FileBase *FileBase::_head = NULL; SingletonPtr<PlatformMutex> FileBase::_mutex; +FileBase *FileBase::_default = NULL; FileBase::FileBase(const char *name, PathType t) : _next(NULL), _name(name), @@ -52,26 +55,42 @@ p->_next = _next; } } + + if (_default == this) { + _default = NULL; + } + _mutex->unlock(); if (getPathType() == FilePathType) { - extern void remove_filehandle(FileHandle * file); - remove_filehandle(static_cast<FileHandle *>(static_cast<FileLike *>(this))); + extern void remove_filehandle(FileHandle *file); + remove_filehandle(static_cast<FileLike *>(this)); } } +void FileBase::set_as_default() +{ + _mutex->lock(); + _default = this; + _mutex->unlock(); +} + FileBase *FileBase::lookup(const char *name, unsigned int len) { _mutex->lock(); FileBase *p = _head; while (p != NULL) { /* Check that p->_name matches name and is the correct length */ - if (p->_name != NULL && std::strncmp(p->_name, name, len) == 0 && std::strlen(p->_name) == len) { + if (p->_name != NULL && len == std::strlen(p->_name) && std::memcmp(p->_name, name, len) == 0) { _mutex->unlock(); return p; } p = p->_next; } + if (len == (sizeof "default") - 1 && std::memcmp("default", name, len) == 0) { + _mutex->unlock(); + return _default; + } _mutex->unlock(); return NULL; }