trace: Move the rest of common to lib/trace.

Renaming the library to something else is left to another change, as
there's already a trace lib in the wrappers dir.

1 files changed, 62 insertions, 0 deletions

diff --git a/lib/trace/trace_option.cpp b/lib/trace/trace_option.cpp
new file mode 100644
index 00000000..feae1496
--- /dev/null
+++ b/lib/trace/trace_option.cpp
@@ -0,0 +1,62 @@
+/**************************************************************************
+ *
+ * Copyright 2011 Jose Fonseca
+ * Copyright 2010 VMware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "trace_option.hpp"
+
+#include <string.h>
+#include <iostream>
+#include <stdlib.h>
+
+namespace trace {
+
+bool
+boolOption(const char *option, bool default_) {
+    if (!option) {
+        return default_;
+    }
+    if (strcmp(option, "0") == 0 ||
+        strcmp(option, "no") == 0 ||
+        strcmp(option, "false") == 0) {
+        return false;
+    }
+    if (strcmp(option, "0") == 0 ||
+        strcmp(option, "yes") == 0 ||
+        strcmp(option, "true") == 0) {
+        return true;
+    }
+    std::cerr << "error: unexpected bool " << option << "\n";
+    return default_;
+}
+
+int
+intOption(const char *option, int default_) {
+    if (!option) {
+        return default_;
+    }
+    return atoi(option);
+}
+
+} /* namespace trace */