stub out demon/fontprovider so we can build debugger

src/font_provider/font_provider_inc.c

@@ -5,6 +5,8 @@
 
 #if FP_BACKEND == FP_BACKEND_DWRITE
 # include "dwrite/font_provider_dwrite.c"
+#elif FP_BACKEND == FP_BACKEND_FREETYPE
+# include "freetype/font_provider_freetype.c"
 #else
 # error Font provider backend not specified.
 #endif

src/font_provider/freetype/font_provider_freetype.c

@@ -1,2 +1,44 @@
 // Copyright (c) 2024 Epic Games Tools
 // Licensed under the MIT license (https://opensource.org/license/mit/)
+
+////////////////////////////////
+//~ rjf: Backend Implementations
+
+fp_hook void
+fp_init(void)
+{
+  
+}
+
+fp_hook FP_Handle
+fp_font_open(String8 path)
+{
+  FP_Handle f = {0};
+  return f;
+}
+
+fp_hook FP_Handle
+fp_font_open_from_static_data_string(String8 *data_ptr)
+{
+  FP_Handle f = {0};
+  return f;
+}
+
+fp_hook void
+fp_font_close(FP_Handle handle)
+{
+}
+
+fp_hook FP_Metrics
+fp_metrics_from_font(FP_Handle font)
+{
+  FP_Metrics m = {0};
+  return m;
+}
+
+fp_hook NO_ASAN FP_RasterResult
+fp_raster(Arena *arena, FP_Handle font, F32 size, FP_RasterFlags flags, String8 string)
+{
+  FP_RasterResult r = {0};
+  return r;
+}