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Revising SD library API.

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Open now returns a file object (which has a close() method); exists() no longer accepts a parent directory.
This commit is contained in:
David A. Mellis
2010-11-19 22:30:40 -05:00
parent 06d3d85143
commit a5898ae26a
3 changed files with 72 additions and 23 deletions
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40
libraries/SD/SD.cpp
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@ -327,7 +327,7 @@ void SDClass::begin(uint8_t csPin) {
}
boolean SDClass::open(char *filepath,
File SDClass::open(char *filepath,
boolean write, boolean append) {
/*
@ -368,19 +368,19 @@ boolean SDClass::open(char *filepath,
fileOpenMode = oflag;
walkPath(filepath, root, callback_openPath, this);
// TODO: Actually return something useful.
return File();
}
boolean SDClass::close() {
/*
Closes the file opened by the `open` method.
*/
file.close();
}
//boolean SDClass::close() {
// /*
//
// Closes the file opened by the `open` method.
//
// */
// file.close();
//}
boolean SDClass::exists(char *filepath) {
@ -389,19 +389,19 @@ boolean SDClass::exists(char *filepath) {
Returns true if the supplied file path exists.
*/
return exists(filepath, root);
return walkPath(filepath, root, callback_pathExists);
}
boolean SDClass::exists(char *filepath, SdFile& parentDir) {
/*
Returns true if the supplied file path rooted at `parentDir`
exists.
*/
return walkPath(filepath, parentDir, callback_pathExists);
}
//boolean SDClass::exists(char *filepath, SdFile& parentDir) {
// /*
//
// Returns true if the supplied file path rooted at `parentDir`
// exists.
//
// */
// return walkPath(filepath, parentDir, callback_pathExists);
//}
boolean SDClass::makeDir(char *filepath) {