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Add support for renaming files.

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This commit is contained in:
David Given
2024-05-13 21:12:42 +02:00
parent 78d5584e21
commit 7643457374
2 changed files with 70 additions and 2 deletions
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46
lib/vfs/cpmfs.cc
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@@ -193,7 +193,7 @@ public:
uint32_t capabilities() const override
{
return OP_GETFSDATA | OP_LIST | OP_GETFILE | OP_PUTFILE | OP_DELETE |
OP_GETDIRENT | OP_CREATE;
OP_GETDIRENT | OP_CREATE | OP_MOVE;
}
std::map<std::string, std::string> getMetadata() override
@@ -439,6 +439,50 @@ public:
unmount();
}
void moveFile(const Path& oldPath, const Path& newPath) override
{
mount();
if ((oldPath.size() != 1) || (newPath.size() != 1))
throw BadPathException();
/* Check to make sure that the file exists, and that the new filename
* does not. */
bool found = false;
for (int d = 0; d < _config.dir_entries(); d++)
{
auto entry = getEntry(d);
if (entry->deleted)
continue;
auto filename = entry->combinedFilename();
if (filename == oldPath[0])
found = true;
if (filename == newPath[0])
throw CannotWriteException();
}
if (!found)
throw FileNotFoundException();
/* Now do the rename. */
for (int d = 0; d < _config.dir_entries(); d++)
{
auto entry = getEntry(d);
if (entry->deleted)
continue;
auto filename = entry->combinedFilename();
if (filename == oldPath[0])
{
entry->changeFilename(newPath[0]);
putEntry(entry);
}
}
unmount();
}
void deleteFile(const Path& path) override
{
mount();