[RFC PATCH v1 06/12] apps: lc-compliance: Use `std::vector` for argument array

[Barnabás Pőcze]

Just use an `std::vector` to store the arguments passed to
`InitGoogleTest()`. This removes the need for the map and
the separate `argc` variable used for size-keeping.

Signed-off-by: Barnabás Pőcze <pobrn at protonmail.com>
---
 src/apps/lc-compliance/main.cpp | 36 +++++++++------------------------
 1 file changed, 9 insertions(+), 27 deletions(-)

diff --git a/src/apps/lc-compliance/main.cpp b/src/apps/lc-compliance/main.cpp
index cdd0bd515..3d9c51fc3 100644
--- a/src/apps/lc-compliance/main.cpp
+++ b/src/apps/lc-compliance/main.cpp
@@ -80,45 +80,27 @@ static int initCamera(CameraManager *cm, OptionsParser::Options options)
 
 static int initGtestParameters(char *arg0, OptionsParser::Options options)
 {
-	const std::map<std::string, std::string> gtestFlags = { { "list", "--gtest_list_tests" },
-								{ "filter", "--gtest_filter" } };
-
-	int argc = 0;
+	std::vector<char *> argv;
 	std::string filterParam;
 
-	/*
-	 * +2 to have space for both the 0th argument that is needed but not
-	 * used and the null at the end.
-	 */
-	char **argv = new char *[(gtestFlags.size() + 2)];
-	if (!argv)
-		return -ENOMEM;
-
-	argv[0] = arg0;
-	argc++;
+	argv.push_back(arg0);
 
-	if (options.isSet(OptList)) {
-		argv[argc] = const_cast<char *>(gtestFlags.at("list").c_str());
-		argc++;
-	}
+	if (options.isSet(OptList))
+		argv.push_back(const_cast<char *>("--gtest_list_tests"));
 
 	if (options.isSet(OptFilter)) {
 		/*
 		 * The filter flag needs to be passed as a single parameter, in
 		 * the format --gtest_filter=filterStr
 		 */
-		filterParam = gtestFlags.at("filter") + "=" +
-			      static_cast<const std::string &>(options[OptFilter]);
-
-		argv[argc] = const_cast<char *>(filterParam.c_str());
-		argc++;
+		filterParam = "--gtest_filter=" + options[OptFilter].toString();
+		argv.push_back(const_cast<char *>(filterParam.c_str()));
 	}
 
-	argv[argc] = nullptr;
-
-	::testing::InitGoogleTest(&argc, argv);
+	argv.push_back(nullptr);
 
-	delete[] argv;
+	int argc = argv.size();
+	::testing::InitGoogleTest(&argc, argv.data());
 
 	return 0;
 }
-- 
2.47.1