Move from unique_lock to lock_guard everywhere we can. Perhaps ever so slightly clear...

[nageru] / nageru / image_input.cpp

diff --git a/nageru/image_input.cpp b/nageru/image_input.cpp
index 5f695702e7ffcbc3adb63127298afffec7b93f92..4b6840b1327508a2027364fcd196a6924a1a8252 100644 (file)
--- a/nageru/image_input.cpp
+++ b/nageru/image_input.cpp
@@ -63,7 +63,7 @@ void ImageInput::set_gl_state(GLuint glsl_program_num, const string& prefix, uns
        // so there's a fair amount of OpenGL memory waste anyway (the cache
        // is mostly there to save startup time, not RAM).
        {
-               unique_lock<mutex> lock(all_images_lock);
+               lock_guard<mutex> lock(all_images_lock);
                if (all_images[pathname] != current_image) {
                        current_image = all_images[pathname];
                        set_pixel_data(current_image->pixels.get());
@@ -74,7 +74,7 @@ void ImageInput::set_gl_state(GLuint glsl_program_num, const string& prefix, uns
 
 shared_ptr<const ImageInput::Image> ImageInput::load_image(const string &filename, const string &pathname)
 {
-       unique_lock<mutex> lock(all_images_lock);  // Held also during loading.
+       lock_guard<mutex> lock(all_images_lock);  // Held also during loading.
        if (all_images.count(pathname)) {
                return all_images[pathname];
        }
@@ -234,7 +234,7 @@ void ImageInput::update_thread_func(const std::string &filename, const std::stri
                        continue;
                }
                fprintf(stderr, "Loaded new version of %s from disk.\n", pathname.c_str());
-               unique_lock<mutex> lock(all_images_lock);
+               lock_guard<mutex> lock(all_images_lock);
                all_images[pathname] = image;
                last_modified = image->last_modified;
        }
@@ -243,7 +243,7 @@ void ImageInput::update_thread_func(const std::string &filename, const std::stri
 void ImageInput::shutdown_updaters()
 {
        {
-               unique_lock<mutex> lock(threads_should_quit_mu);
+               lock_guard<mutex> lock(threads_should_quit_mu);
                threads_should_quit = true;
                threads_should_quit_modified.notify_all();
        }