master b5dd337ada: Fix initialization of Haiku font driver

[Po Lu]

branch: master
commit b5dd337ada80ec89651677cfd8630380afca6f91
Author: Po Lu <luangruo@yahoo.com>
Commit: Po Lu <luangruo@yahoo.com>

    Fix initialization of Haiku font driver
    
    * src/font.c (register_font_driver): Fix comment.
    
    * src/haikufont.c (haikufont_booleans): New list.
    (haikufont_filter_properties): New function.
    (haikufont_driver): Register new hook.
    (syms_of_haikufont_for_pdumper): Register font driver globally.
    (syms_of_haikufont): Call it in a pdumper hook.
---
 src/font.c      |  4 ++--
 src/haikufont.c | 28 +++++++++++++++++++++++++++-
 2 files changed, 29 insertions(+), 3 deletions(-)

diff --git a/src/font.c b/src/font.c
index 702536c1ca..3846cfc107 100644
--- a/src/font.c
+++ b/src/font.c
@@ -3589,8 +3589,8 @@ font_open_by_name (struct frame *f, Lisp_Object name)
 
    The second is with frame F NULL.  In this case, DRIVER is globally
    registered in the variable `font_driver_list'.  All font-driver
-   implementations must call this function in its syms_of_XXXX
-   (e.g. syms_of_xfont).  */
+   implementations must call this function in its
+   syms_of_XXXX_for_pdumper (e.g. syms_of_xfont_for_pdumper).  */
 
 void
 register_font_driver (struct font_driver const *driver, struct frame *f)
diff --git a/src/haikufont.c b/src/haikufont.c
index 77aa400631..e9a25c0d58 100644
--- a/src/haikufont.c
+++ b/src/haikufont.c
@@ -1173,6 +1173,24 @@ haikufont_list_family (struct frame *f)
   return list;
 }
 
+/* List of boolean properties in font names accepted by this font
+   driver.  */
+static const char *const haikufont_booleans[] =
+  {
+    ":antialias",
+    NULL,
+  };
+
+/* List of non-boolean properties.  Currently empty.  */
+static const char *const haikufont_non_booleans[1];
+
+static void
+haikufont_filter_properties (Lisp_Object font, Lisp_Object alist)
+{
+  font_filter_properties (font, alist, haikufont_booleans,
+                         haikufont_non_booleans);
+}
+
 struct font_driver const haikufont_driver =
   {
     .type = LISPSYM_INITIALLY (Qhaiku),
@@ -1187,7 +1205,8 @@ struct font_driver const haikufont_driver =
     .encode_char = haikufont_encode_char,
     .text_extents = haikufont_text_extents,
     .shape = haikufont_shape,
-    .list_family = haikufont_list_family
+    .list_family = haikufont_list_family,
+    .filter_properties = haikufont_filter_properties,
   };
 
 static bool
@@ -1270,6 +1289,12 @@ in the font selection dialog.  */)
                QCsize, lsize);
 }
 
+static void
+syms_of_haikufont_for_pdumper (void)
+{
+  register_font_driver (&haikufont_driver, NULL);
+}
+
 void
 syms_of_haikufont (void)
 {
@@ -1299,6 +1324,7 @@ syms_of_haikufont (void)
 #ifdef USE_BE_CAIRO
   Fput (Qhaiku, Qfont_driver_superseded_by, Qftcr);
 #endif
+  pdumper_do_now_and_after_load (syms_of_haikufont_for_pdumper);
 
   font_cache = list (Qnil);
   staticpro (&font_cache);