libdecor: update with upstream source code as of 2023-JUL-15

4 files changed, 38 insertions, 7 deletions

diff --git a/documentation/src/bundled-libs.dox b/documentation/src/bundled-libs.dox
index 3af1dd756..a49fc8697 100644
--- a/documentation/src/bundled-libs.dox
+++ b/documentation/src/bundled-libs.dox
@@ -30,7 +30,7 @@ Current versions of bundled libraries (as of June 13, 2023):
   nanosvg       abcd277ea4 [1]     2022-12-22           1.4.0
   png           libpng-1.6.39      2022-11-20           1.4.0
   zlib          zlib-1.2.13        2022-10-13           1.4.0
-  libdecor      73260393   [2]     2023-06-06           1.4.0
+  libdecor      f43652c7   [2]     2023-07-15           1.4.0
   --------------------------------------------------------------------------
 
 Previous versions of bundled libraries (FLTK 1.3.x):
diff --git a/libdecor/build/fl_libdecor.c b/libdecor/build/fl_libdecor.c
index a4d3e812b..6716bf746 100644
--- a/libdecor/build/fl_libdecor.c
+++ b/libdecor/build/fl_libdecor.c
@@ -16,6 +16,13 @@
 
 /* Improvements to libdecor.c without modifying libdecor.c itself */
 
+// this part to support libdecor commit f43652c7 dated 15-jul-2023
+#include "xdg-shell-client-protocol.h"
+#ifndef XDG_TOPLEVEL_STATE_SUSPENDED_SINCE_VERSION
+#  define XDG_TOPLEVEL_STATE_SUSPENDED (enum xdg_toplevel_state)9
+#endif
+// end of this part
+
 #define libdecor_frame_set_minimized libdecor_frame_set_minimized_orig
 #define libdecor_new libdecor_new_orig
 #include <dlfcn.h>
diff --git a/libdecor/src/libdecor.c b/libdecor/src/libdecor.c
index a9c11062d..b08488939 100644
--- a/libdecor/src/libdecor.c
+++ b/libdecor/src/libdecor.c
@@ -390,6 +390,9 @@ parse_states(struct wl_array *states)
 		case XDG_TOPLEVEL_STATE_TILED_BOTTOM:
 			pending_state |= LIBDECOR_WINDOW_STATE_TILED_BOTTOM;
 			break;
+		case XDG_TOPLEVEL_STATE_SUSPENDED:
+			pending_state |= LIBDECOR_WINDOW_STATE_SUSPENDED;
+			break;
 		default:
 			break;
 		}
@@ -431,9 +434,26 @@ xdg_toplevel_close(void *user_data,
 	frame_priv->iface->close(frame, frame_priv->user_data);
 }
 
+static void
+xdg_toplevel_configure_bounds(void *data,
+			      struct xdg_toplevel *xdg_toplevel,
+			      int32_t width,
+			      int32_t height)
+{
+}
+
+static void
+xdg_toplevel_wm_capabilities(void *data,
+			     struct xdg_toplevel *xdg_toplevel,
+			     struct wl_array *capabilities)
+{
+}
+
 static const struct xdg_toplevel_listener xdg_toplevel_listener = {
 	xdg_toplevel_configure,
 	xdg_toplevel_close,
+	xdg_toplevel_configure_bounds,
+	xdg_toplevel_wm_capabilities,
 };
 
 static void
@@ -1238,7 +1258,7 @@ init_xdg_wm_base(struct libdecor *context,
 	context->xdg_wm_base = wl_registry_bind(context->wl_registry,
 						id,
 						&xdg_wm_base_interface,
-						MIN(version,2));
+						MIN(version,6));
 	xdg_wm_base_add_listener(context->xdg_wm_base,
 				 &xdg_wm_base_listener,
 				 context);
@@ -1389,18 +1409,21 @@ calculate_priority(const struct libdecor_plugin_description *plugin_description)
 }
 
 static bool
-check_symbol_conflicts(const struct libdecor_plugin_description *plugin_description)
+check_symbol_conflicts(const struct libdecor_plugin_description *plugin_description, void *lib)
 {
 	char * const *symbol;
 
 	symbol = plugin_description->conflicting_symbols;
 	while (*symbol) {
 		dlerror();
-		dlsym (RTLD_DEFAULT, *symbol);
+		void *sym = dlsym(RTLD_DEFAULT, *symbol);
 		if (!dlerror()) {
-			fprintf(stderr, "Plugin \"%s\" uses conflicting symbol \"%s\".\n",
+			void *libsym = dlsym(lib, *symbol);
+			if (!dlerror() && libsym != sym) {
+				fprintf(stderr, "Plugin \"%s\" uses conflicting symbol \"%s\".\n",
 					plugin_description->description, *symbol);
-			return false;
+				return false;
+			}
 		}
 
 		symbol++;
@@ -1460,7 +1483,7 @@ load_plugin_loader(struct libdecor *context,
 		return NULL;
 	}
 
-	if (!check_symbol_conflicts(plugin_description)) {
+	if (!check_symbol_conflicts(plugin_description, lib)) {
 		dlclose(lib);
 		return NULL;
 	}
diff --git a/libdecor/src/libdecor.h b/libdecor/src/libdecor.h
index 078169771..af67e2fd5 100644
--- a/libdecor/src/libdecor.h
+++ b/libdecor/src/libdecor.h
@@ -81,6 +81,7 @@ enum libdecor_window_state {
 	LIBDECOR_WINDOW_STATE_TILED_RIGHT = 1 << 4,
 	LIBDECOR_WINDOW_STATE_TILED_TOP = 1 << 5,
 	LIBDECOR_WINDOW_STATE_TILED_BOTTOM = 1 << 6,
+	LIBDECOR_WINDOW_STATE_SUSPENDED = 1 << 7,
 };
 
 enum libdecor_resize_edge {