Initial source release: v2.0.8-0-679

Change-Id: Idf6316a8faf4b4fdc54265aad12084e5aa60707a

linux/src/log.cpp

@@ -0,0 +1,43 @@
+// Copyright 2013 Google Inc. All Rights Reserved.
+//
+// Log - implemented using stdout.
+//
+#define LOG_BUF_SIZE 4096
+
+#include <stdarg.h>
+#include <stdio.h>
+#include <string.h>
+#include "log.h"
+
+namespace wvcdm {
+
+static LogPriority g_cutoff = LOG_WARN;
+
+void InitLogging(int argc, const char* const* argv) {
+  for (int i = 1; i < argc; i++) {
+    if (strncmp(argv[i], "-v", 2) == 0) {
+      g_cutoff = LOG_VERBOSE;
+    }
+  }
+}
+
+void Log(const char* file, int line, LogPriority level, const char* fmt, ...) {
+  const char* severities[] = { "ERROR", "WARN", "INFO", "DEBUG", "VERBOSE" };
+  if (level >= sizeof(severities) / sizeof(*severities)) {
+    printf("[FATAL:%s(%d)] Invalid log priority level: %d\n", file, line,
+           level);
+    return;
+  }
+  if (level > g_cutoff) return;
+
+  va_list ap;
+  char buf[LOG_BUF_SIZE];
+  va_start(ap, fmt);
+  vsnprintf(buf, LOG_BUF_SIZE, fmt, ap);
+  va_end(ap);
+  printf("[%s:%s(%d)] ", severities[level], file, line);
+  fputs(buf, stdout);
+  putc('\n', stdout);
+}
+
+};  // namespace wvcdm