CMakeLists.txt: fix macOS build

GTK+ doesn't seem to be working much on macOS/brew/M1, though.

CMakeLists.txt

@@ -68,9 +68,11 @@ endif ()
 # Dependencies
 find_package (PkgConfig REQUIRED)
 pkg_check_modules (GTK3 REQUIRED gtk+-3.0 json-glib-1.0)
+link_directories (${GTK3_LIBRARY_DIRS})
 
 if (NOT WIN32)
 	pkg_search_module (Lua REQUIRED lua>=5.2 lua5.3 lua-5.3 lua5.2 lua-5.2)
+	link_directories (${Lua_LIBRARY_DIRS})
 else ()
 	# For whatever reason this now seems to be required
 	set (LUA_INCLUDE_DIR "${WIN32_DEPENDS_PATH}/include")
@@ -83,9 +85,6 @@ else ()
 	set (Lua_INCLUDE_DIRS ${LUA_INCLUDE_DIR})
 endif ()
 
-# This actually fucks up MinGW cross-compilation if omitted
-link_directories (${GTK3_LIBRARY_DIRS})
-
 # Localization
 find_package (Gettext REQUIRED)
 file (GLOB project_PO_FILES ${PROJECT_SOURCE_DIR}/po/*.po)

liblogdiag/ld-diagram-view.c

@@ -3002,6 +3002,9 @@ ld_diagram_view_get_export_bounds (LdDiagramView *self, LdRectangle *rect)
 {
 	LdRectangle intermediate;
 
+	/* Presumably, cairo_recording_surface_ink_extents() could also be used,
+	 * though DrawData::exposed_rect currently stands in the way.
+	 */
 	get_diagram_bounds (self, &intermediate);
 	ld_diagram_view_diagram_to_widget_coords_rect (self, &intermediate, rect);
 	return ld_diagram_view_get_scale_in_px (self);