chore: import upstream snapshot with attribution

2026-07-13 12:47:05 +08:00
commit 4f3b7da785
7394 changed files with 2005594 additions and 0 deletions
@@ -0,0 +1,87 @@
+/* ******************************************************************************
+ *
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Apache License, Version 2.0 which is available at
+ * https://www.apache.org/licenses/LICENSE-2.0.
+ *
+ *  See the NOTICE file distributed with this work for additional
+ *  information regarding copyright ownership.
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ ******************************************************************************/
+
+//
+// Created by raver119 on 11.10.2017.
+//
+#include "memory/MemoryUtils.h"
+
+#include <helpers/logger.h>
+
+#if defined(__APPLE__)
+#include <mach/mach.h>
+#include <sys/resource.h>
+#elif defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
+
+#else
+// linux
+#include <fcntl.h>
+#include <sys/resource.h>
+#include <unistd.h>
+
+#include <cstring>
+#endif
+
+bool sd::memory::MemoryUtils::retrieveMemoryStatistics(MemoryReport &report) {
+#if defined(__APPLE__)
+  sd_debug("APPLE route\n", "");
+  /*
+      struct task_basic_info t_info;
+      mach_msg_type_number_t t_info_count = TASK_BASIC_INFO_COUNT;
+
+      if (KERN_SUCCESS != task_info(mach_task_self(), TASK_BASIC_INFO, (task_info_t)&t_info, &t_info_count))
+          return false;
+
+      report.setVM(t_info.resident_size);
+      report.setRSS(t_info.resident_size);
+
+
+      sd_debug("RSS: %lld; VM: %lld;\n", report.getRSS(), report.getVM());
+  */
+  struct rusage _usage;
+
+  auto res = getrusage(RUSAGE_SELF, &_usage);
+
+  report.setRSS(_usage.ru_maxrss);
+
+  sd_debug("Usage: %lld; %lld; %lld; %lld;\n", _usage.ru_ixrss, _usage.ru_idrss, _usage.ru_isrss, _usage.ru_maxrss);
+
+  return true;
+#elif defined(_WIN32) || defined(__WIN32__) || defined(WIN32)
+  sd_debug("WIN32 route\n", "");
+
+#else
+  sd_debug("LINUX route\n", "");
+  int fd = open("/proc/self/statm", O_RDONLY, 0);
+  if (fd >= 0) {
+    char line[256];
+    char* s;
+    int n;
+    lseek(fd, 0, SEEK_SET);
+    if ((n = read(fd, line, sizeof(line))) > 0 && (s = (char*)memchr(line, ' ', n)) != NULL) {
+      report.setRSS((LongType)(atoll(s + 1) * getpagesize()));
+    }
+    close(fd);
+  }
+
+
+  return true;
+#endif
+
+  return false;
+}