2 files changed, 33 insertions, 0 deletions
diff --git a/modules/mono/utils/path_utils.cpp b/modules/mono/utils/path_utils.cpp
index a1905dfcfe..19ad59a1bc 100644
--- a/modules/mono/utils/path_utils.cpp
+++ b/modules/mono/utils/path_utils.cpp
@@ -51,6 +51,37 @@
 
 namespace path {
 
+String find_executable(const String &p_name) {
+#ifdef WINDOWS_ENABLED
+	Vector<String> exts = OS::get_singleton()->get_environment("PATHEXT").split(ENV_PATH_SEP, false);
+#endif
+	Vector<String> env_path = OS::get_singleton()->get_environment("PATH").split(ENV_PATH_SEP, false);
+
+	if (env_path.is_empty()) {
+		return String();
+	}
+
+	for (int i = 0; i < env_path.size(); i++) {
+		String p = path::join(env_path[i], p_name);
+
+#ifdef WINDOWS_ENABLED
+		for (int j = 0; j < exts.size(); j++) {
+			String p2 = p + exts[j].to_lower(); // lowercase to reduce risk of case mismatch warning
+
+			if (FileAccess::exists(p2)) {
+				return p2;
+			}
+		}
+#else
+		if (FileAccess::exists(p)) {
+			return p;
+		}
+#endif
+	}
+
+	return String();
+}
+
 String cwd() {
 #ifdef WINDOWS_ENABLED
 	const DWORD expected_size = ::GetCurrentDirectoryW(0, nullptr);
diff --git a/modules/mono/utils/path_utils.h b/modules/mono/utils/path_utils.h
index 9a2c757361..d1c3d3ccfd 100644
--- a/modules/mono/utils/path_utils.h
+++ b/modules/mono/utils/path_utils.h
@@ -36,6 +36,8 @@
 
 namespace path {
 
+String find_executable(const String &p_name);
+
 String join(const String &p_a, const String &p_b);
 String join(const String &p_a, const String &p_b, const String &p_c);
 String join(const String &p_a, const String &p_b, const String &p_c, const String &p_d);