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author Vas Crabb <cuavas@users.noreply.github.com>2023-12-11 10:48:02 +1100
committer GitHub <noreply@github.com>2023-12-11 10:48:02 +1100
commit05e69b43e9770e16c4bf1c6ca3e585e64c3f6ff9 (patch)
tree00ff2118ddc01455ee55785283a2fcfb9bfaf77e /3rdparty/zstd/contrib/pzstd/Logging.h
parent1a4287925e3982e2f782dee6f62b198984b839de (diff)
Added Zstandard support for zip archives and CHDs. (#11827)
* 3rdparty/zstd: Added Zstandard compression library version 1.5.5. * util/unzip.cpp: Added support for Zstandard compression (method 93). * util/chdcodec.cpp: Added support for Zstandard compression. * 3rdparty/flac: Always define NDEBUG to avoid log spam.
Diffstat (limited to '3rdparty/zstd/contrib/pzstd/Logging.h')
-rw-r--r--3rdparty/zstd/contrib/pzstd/Logging.h72
1 files changed, 72 insertions, 0 deletions
diff --git a/3rdparty/zstd/contrib/pzstd/Logging.h b/3rdparty/zstd/contrib/pzstd/Logging.h
new file mode 100644
index 00000000000..84a08d20080
--- /dev/null
+++ b/3rdparty/zstd/contrib/pzstd/Logging.h
@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ * All rights reserved.
+ *
+ * This source code is licensed under both the BSD-style license (found in the
+ * LICENSE file in the root directory of this source tree) and the GPLv2 (found
+ * in the COPYING file in the root directory of this source tree).
+ */
+#pragma once
+
+#include <cstdio>
+#include <mutex>
+
+namespace pzstd {
+
+constexpr int kLogError = 1;
+constexpr int kLogInfo = 2;
+constexpr int kLogDebug = 3;
+constexpr int kLogVerbose = 4;
+
+class Logger {
+ std::mutex mutex_;
+ FILE* out_;
+ const int level_;
+
+ using Clock = std::chrono::system_clock;
+ Clock::time_point lastUpdate_;
+ std::chrono::milliseconds refreshRate_;
+
+ public:
+ explicit Logger(int level, FILE* out = stderr)
+ : out_(out), level_(level), lastUpdate_(Clock::now()),
+ refreshRate_(150) {}
+
+
+ bool logsAt(int level) {
+ return level <= level_;
+ }
+
+ template <typename... Args>
+ void operator()(int level, const char *fmt, Args... args) {
+ if (level > level_) {
+ return;
+ }
+ std::lock_guard<std::mutex> lock(mutex_);
+ std::fprintf(out_, fmt, args...);
+ }
+
+ template <typename... Args>
+ void update(int level, const char *fmt, Args... args) {
+ if (level > level_) {
+ return;
+ }
+ std::lock_guard<std::mutex> lock(mutex_);
+ auto now = Clock::now();
+ if (now - lastUpdate_ > refreshRate_) {
+ lastUpdate_ = now;
+ std::fprintf(out_, "\r");
+ std::fprintf(out_, fmt, args...);
+ }
+ }
+
+ void clear(int level) {
+ if (level > level_) {
+ return;
+ }
+ std::lock_guard<std::mutex> lock(mutex_);
+ std::fprintf(out_, "\r%79s\r", "");
+ }
+};
+
+}