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Process subdirectories after completing the current folder. Otherwise we might exceed the OS limit of 256 open files when nesting.

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This commit is contained in:
Ali 2023-01-10 13:26:26 +04:00
parent 3b31d6bbcd
commit 1361467ffe
1 changed files with 11 additions and 3 deletions
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14
submodules/Postbox/Sources/TimeBasedCleanup.swift
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@ -132,6 +132,8 @@ private final class TempScanDatabase {
private func scanFiles(at path: String, olderThan minTimestamp: Int32, includeSubdirectories: Bool, performSizeMapping: Bool, tempDatabase: TempScanDatabase) -> ScanFilesResult {
var result = ScanFilesResult()
var subdirectories: [String] = []
if let dp = opendir(path) {
let pathBuffer = malloc(2048).assumingMemoryBound(to: Int8.self)
defer {
@ -158,9 +160,7 @@ private func scanFiles(at path: String, olderThan minTimestamp: Int32, includeSu
if (((value.st_mode) & S_IFMT) == S_IFDIR) {
if includeSubdirectories {
if let subPath = String(data: Data(bytes: pathBuffer, count: strnlen(pathBuffer, 1024)), encoding: .utf8) {
let subResult = scanFiles(at: subPath, olderThan: minTimestamp, includeSubdirectories: true, performSizeMapping: performSizeMapping, tempDatabase: tempDatabase)
result.totalSize += subResult.totalSize
result.unlinkedCount += subResult.unlinkedCount
subdirectories.append(subPath)
}
}
} else {
@ -179,6 +179,14 @@ private func scanFiles(at path: String, olderThan minTimestamp: Int32, includeSu
closedir(dp)
}
if includeSubdirectories {
for subPath in subdirectories {
let subResult = scanFiles(at: subPath, olderThan: minTimestamp, includeSubdirectories: true, performSizeMapping: performSizeMapping, tempDatabase: tempDatabase)
result.totalSize += subResult.totalSize
result.unlinkedCount += subResult.unlinkedCount
}
}
return result
}