add io::Device::mkdir

src/io/devices/Device.hpp

@@ -20,7 +20,8 @@ namespace io {
         virtual bool exists(std::string_view path) = 0;
         virtual bool isdir(std::string_view path) = 0;
         virtual bool isfile(std::string_view path) = 0;
-        virtual void mkdirs(std::string_view path) = 0;
+        virtual bool mkdir(std::string_view path) = 0;
+        virtual bool mkdirs(std::string_view path) = 0;
         virtual bool remove(std::string_view path) = 0;
         virtual uint64_t removeAll(std::string_view path) = 0;
         virtual std::unique_ptr<PathsGenerator> list(std::string_view path) = 0;
@@ -62,8 +63,12 @@ namespace io {
             return parent->isfile((root / path).pathPart());
         }
 
-        void mkdirs(std::string_view path) override {
-            parent->mkdirs((root / path).pathPart());
+        bool mkdir(std::string_view path) override {
+            return parent->mkdir((root / path).pathPart());
+        }
+
+        bool mkdirs(std::string_view path) override {
+            return parent->mkdirs((root / path).pathPart());
         }
 
         bool remove(std::string_view path) override {

src/io/devices/StdfsDevice.cpp

@@ -64,15 +64,28 @@ bool StdfsDevice::isfile(std::string_view path) {
     return fs::is_regular_file(resolved);
 }
 
-void StdfsDevice::mkdirs(std::string_view path) {
+bool StdfsDevice::mkdir(std::string_view path) {
     auto resolved = resolve(path);
 
     std::error_code ec;
-    fs::create_directories(resolved, ec);
+    bool created = fs::create_directory(resolved, ec);
     if (ec) {
         logger.error() << "error creating directory " << resolved << ": "
                        << ec.message();
     }
+    return created;
+}
+
+bool StdfsDevice::mkdirs(std::string_view path) {
+    auto resolved = resolve(path);
+
+    std::error_code ec;
+    bool created = fs::create_directories(resolved, ec);
+    if (ec) {
+        logger.error() << "error creating directories " << resolved << ": "
+                       << ec.message();
+    }
+    return created;
 }
 
 bool StdfsDevice::remove(std::string_view path) {

src/io/devices/StdfsDevice.hpp

@@ -12,7 +12,8 @@ namespace io {
         bool exists(std::string_view path) override;
         bool isdir(std::string_view path) override;
         bool isfile(std::string_view path) override;
-        void mkdirs(std::string_view path) override;
+        bool mkdir(std::string_view path) override;
+        bool mkdirs(std::string_view path) override;
         bool remove(std::string_view path) override;
         uint64_t removeAll(std::string_view path) override;
         std::unique_ptr<PathsGenerator> list(std::string_view path) override;

src/io/io.cpp

@@ -213,13 +213,21 @@ bool io::exists(const io::path& file) {
     return device->exists(file.pathPart());
 }
 
+bool io::create_directory(const io::path& file) {
+    auto& device = io::require_device(file.entryPoint());
+    if (device.isdir(file.pathPart())) {
+        return false;
+    }
+    return device.mkdirs(file.pathPart());
+}
+
+
 bool io::create_directories(const io::path& file) {
     auto& device = io::require_device(file.entryPoint());
     if (device.isdir(file.pathPart())) {
         return false;
     }
-    device.mkdirs(file.pathPart());
-    return true;
+    return device.mkdirs(file.pathPart());
 }
 
 bool io::remove(const io::path& file) {

src/io/io.hpp

@@ -151,6 +151,7 @@ namespace io {
     bool is_regular_file(const io::path& file);
     bool is_directory(const io::path& file);
     bool exists(const io::path& file);
+    bool create_directory(const io::path& file);
     bool create_directories(const io::path& file);
     bool remove(const io::path& file);
     uint64_t remove_all(const io::path& file);

src/logic/scripting/lua/libs/libfile.cpp

@@ -98,7 +98,7 @@ static int l_length(lua::State* L) {
 
 static int l_mkdir(lua::State* L) {
     io::path path = lua::require_string(L, 1);
-    return lua::pushboolean(L, io::create_directories(path)); // FIXME
+    return lua::pushboolean(L, io::create_directory(path));
 }
 
 static int l_mkdirs(lua::State* L) {