* Add a detection for platform/arch.

* Add a new condtitional BUILD_DARWIN for fontconfig/freetype font listing
  support.

Originally committed to SVN as r2150.

aegisub/Makefile.am

@@ -103,11 +103,18 @@ else
 UNIVCHARSET = charset_detect.cpp text_file_reader.cpp
 endif
 
+if BUILD_DARWIN
+  font_lister = font_file_lister_freetype.cpp
+else
+  font_lister = font_file_lister_fontconfig.cpp
+endif
 
 
 ## These aren't built, but are listed here so 'make dist' can always find all the sources
 ## This should also list all Win32 specific files
 EXTRA_aegisub_SOURCES = \
+	font_file_lister.cpp \
+	$(font_lister) \
 	audio_player_dsound.cpp \
 	audio_player_portaudio.cpp \
 	audio_player_pulse.cpp \
@@ -205,8 +212,6 @@ aegisub_SOURCES = \
 	export_framerate.cpp \
 	export_visible_lines.cpp \
 	fft.cpp \
-	font_file_lister.cpp \
-	font_file_lister_fontconfig.cpp \
 	frame_main.cpp \
 	frame_main_events.cpp \
 	gl_text.cpp \

configure.in

@@ -34,6 +34,30 @@ AC_CONFIG_HEADER([aegisub/posix/acconf.h])
 AC_GNU_SOURCE
 AC_CANONICAL_HOST
 
+###########################
+# Check target architecture
+###########################
+
+AC_MSG_CHECKING([for target architecture])
+case x"$target" in
+  xNONE | x)
+    target_or_host="$host" ;;
+  *)
+    target_or_host="$target" ;;
+esac
+AC_MSG_RESULT([$target_or_host])
+
+case "$target_or_host" in
+  *-*-darwin*)
+    build_darwin="yes"
+  ;;
+
+  *)
+    ;;
+esac
+
+AM_CONDITIONAL([BUILD_DARWIN], [test "$build_darwin" = "yes"])
+
 
 ########################
 # Configurable variables