cli: Add a leaks sub-command.

Merely invokes leaks.py

cli/CMakeLists.txt

@@ -19,6 +19,7 @@ add_executable (apitrace
     cli_diff.cpp
     cli_diff_state.cpp
     cli_diff_images.cpp
+    cli_leaks.cpp
     cli_dump.cpp
     cli_dump_images.cpp
     cli_pager.cpp

cli/cli.hpp

@@ -44,6 +44,7 @@ extern const Command diff_state_command;
 extern const Command diff_images_command;
 extern const Command dump_command;
 extern const Command dump_images_command;
+extern const Command leaks_command;
 extern const Command pickle_command;
 extern const Command repack_command;
 extern const Command retrace_command;

cli/cli_leaks.cpp

@@ -0,0 +1,85 @@
+/*********************************************************************
+ *
+ * Copyright 2016 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 <string.h>
+#include <iostream>
+
+#include "cli.hpp"
+#include "os_string.hpp"
+#include "os_process.hpp"
+#include "cli_resources.hpp"
+
+static const char *synopsis = "Check trace for object leaks.";
+
+static os::String
+find_command(void)
+{
+    return findScript("leaks.py");
+}
+
+static void
+usage(void)
+{
+    os::String command = find_command();
+
+    char *args[4];
+    args[0] = (char *) APITRACE_PYTHON_EXECUTABLE;
+    args[1] = (char *) command.str();
+    args[2] = (char *) "--help";
+    args[3] = NULL;
+
+    os::execute(args);
+}
+
+static int
+command(int argc, char *argv[])
+{
+    int i;
+
+    os::String command = find_command();
+
+    os::String apitracePath = os::getProcessName();
+
+    std::vector<const char *> args;
+    args.push_back("python");
+    args.push_back(command.str());
+    args.push_back("--apitrace");
+    args.push_back(apitracePath.str());
+    for (i = 1; i < argc; i++) {
+        args.push_back(argv[i]);
+    }
+    args.push_back(NULL);
+
+    return os::execute((char * const *)&args[0]);
+}
+
+const Command leaks_command = {
+    "leaks",
+    synopsis,
+    usage,
+    command
+};

cli/cli_main.cpp

@@ -71,6 +71,7 @@ static const Command * commands[] = {
     &diff_images_command,
     &dump_command,
     &dump_images_command,
+    &leaks_command,
     &pickle_command,
     &sed_command,
     &repack_command,