feat: add support for Emscripten builds by conditionally including icons; update Makefile.am to handle missing icons for Emscripten

Author: devMinseok

configure.ac

@@ -289,6 +289,8 @@ AC_DEFUN([AC_DATAROOTDIR_CHECKED])
 AS_IF([test "x$enable_emscripten" = "xyes"],
   EXEEXT=".html"
 )
+AC_SUBST([enable_emscripten])
+AM_CONDITIONAL([ENABLE_EMSCRIPTEN], [test "x$enable_emscripten" = "xyes"])
 
 AC_CONFIG_FILES([
 Makefile

data/Makefile.am

@@ -15,25 +15,30 @@ EXTRA_DIST=              \
         convert-icon
 
 iconsdir = $(prefix)/share/icons/hicolor/128x128/apps
-icons_DATA = @[email protected]    \
-             @[email protected] \
-             @[email protected]   \
-             @[email protected]   \
-             @[email protected]
+
+# For Emscripten builds, skip hexen.png and strife.png if they don't exist
+@ENABLE_EMSCRIPTEN_TRUE@icons_DATA = @[email protected]    \
+@ENABLE_EMSCRIPTEN_TRUE@             @[email protected] \
+@ENABLE_EMSCRIPTEN_TRUE@             @[email protected]
+@ENABLE_EMSCRIPTEN_FALSE@icons_DATA = @[email protected]    \
+@ENABLE_EMSCRIPTEN_FALSE@             @[email protected] \
+@ENABLE_EMSCRIPTEN_FALSE@             @[email protected]   \
+@ENABLE_EMSCRIPTEN_FALSE@             @[email protected]   \
+@ENABLE_EMSCRIPTEN_FALSE@             @[email protected]
 
 @[email protected] : doom.png
 	cp $(top_srcdir)/data/doom.png $@
 
 @[email protected] : heretic.png
 	cp $(top_srcdir)/data/heretic.png $@
 
-@[email protected] : hexen.png
-	cp $(top_srcdir)/data/hexen.png $@
+@ENABLE_EMSCRIPTEN_FALSE@@[email protected] : hexen.png
+@ENABLE_EMSCRIPTEN_FALSE@	cp $(top_srcdir)/data/hexen.png $@
 
 @[email protected] : setup.png
 	cp $(top_srcdir)/data/setup.png $@
 
-@[email protected] : strife.png
-	cp $(top_srcdir)/data/strife.png $@
+@ENABLE_EMSCRIPTEN_FALSE@@[email protected] : strife.png
+@ENABLE_EMSCRIPTEN_FALSE@	cp $(top_srcdir)/data/strife.png $@
 
 CLEANFILES = $(icons_DATA)