From 50ff98df78be56eb7b89ab5f89570ad3e862bf87 Mon Sep 17 00:00:00 2001
From: Vivien Nicolas <vnicolas@apple.com>
Date: Thu, 15 Dec 2022 15:31:23 +0100
Subject: [PATCH] [darwin] Add back the colored output with additional
 informations for chip-tool

---
 src/platform/logging/BUILD.gn                 |  6 +-
 .../logging/impl/stdio/darwin/Logging.cpp     | 72 +++++++++++++++++++
 2 files changed, 77 insertions(+), 1 deletion(-)
 create mode 100644 src/platform/logging/impl/stdio/darwin/Logging.cpp

diff --git a/src/platform/logging/BUILD.gn b/src/platform/logging/BUILD.gn
index 402528315d5b81..505068535c748b 100644
--- a/src/platform/logging/BUILD.gn
+++ b/src/platform/logging/BUILD.gn
@@ -31,7 +31,11 @@ if (current_os == "android") {
 stdio_archive = "$root_out_dir/liblogging-stdio.a"
 
 static_library("stdio") {
-  sources = [ "impl/stdio/Logging.cpp" ]
+  if (chip_device_platform == "darwin") {
+    sources = [ "impl/stdio/darwin/Logging.cpp" ]
+  } else {
+    sources = [ "impl/stdio/Logging.cpp" ]
+  }
 
   deps = [
     ":headers",
diff --git a/src/platform/logging/impl/stdio/darwin/Logging.cpp b/src/platform/logging/impl/stdio/darwin/Logging.cpp
new file mode 100644
index 00000000000000..bdb2fc56cce5eb
--- /dev/null
+++ b/src/platform/logging/impl/stdio/darwin/Logging.cpp
@@ -0,0 +1,72 @@
+/*
+ *
+ *    Copyright (c) 2022 Project CHIP Authors
+ *
+ *    Licensed under the Apache License, Version 2.0 (the "License");
+ *    you may not use this file except in compliance with the License.
+ *    You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing, software
+ *    distributed under the License is distributed on an "AS IS" BASIS,
+ *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *    See the License for the specific language governing permissions and
+ *    limitations under the License.
+ */
+
+#include <lib/core/CHIPConfig.h>
+#include <lib/support/EnforceFormat.h>
+#include <lib/support/logging/Constants.h>
+#include <platform/logging/LogV.h>
+#include <pthread.h>
+#include <stdio.h>
+#include <sys/time.h>
+#include <unistd.h>
+
+namespace chip {
+namespace Logging {
+namespace Platform {
+
+void ENFORCE_FORMAT(3, 0) LogV(const char * module, uint8_t category, const char * msg, va_list v)
+{
+    timeval time;
+    gettimeofday(&time, nullptr);
+    long ms = (time.tv_sec * 1000) + (time.tv_usec / 1000);
+
+    uint64_t ktid;
+    pthread_threadid_np(nullptr, &ktid);
+
+    char formattedMsg[CHIP_CONFIG_LOG_MESSAGE_MAX_SIZE];
+    int32_t prefixLen = snprintf(formattedMsg, sizeof(formattedMsg), "[%ld] [%lld:%lld] CHIP: [%s] ", ms, (long long) getpid(),
+                                 (long long) ktid, module);
+    if (prefixLen < 0)
+    {
+        // This should not happen
+        return;
+    }
+
+    if (static_cast<size_t>(prefixLen) >= sizeof(formattedMsg))
+    {
+        prefixLen = sizeof(formattedMsg) - 1;
+    }
+
+    vsnprintf(formattedMsg + prefixLen, sizeof(formattedMsg) - static_cast<size_t>(prefixLen), msg, v);
+
+    switch (category)
+    {
+    case kLogCategory_Error:
+        printf("\033[1;31m%s\033[0m\n", formattedMsg);
+        break;
+    case kLogCategory_Progress:
+        printf("\033[1;32m%s\033[0m\n", formattedMsg);
+        break;
+    case kLogCategory_Detail:
+        printf("\033[1;34m%s\033[0m\n", formattedMsg);
+        break;
+    }
+}
+
+} // namespace Platform
+} // namespace Logging
+} // namespace chip