Build with X11

Makefile

@@ -1,7 +1,4 @@
 current_dir := $(shell pwd)
-LD=gcc
-LDFLAGS=-lX11
-OBJS=src/main.o
 .PHONY: all
 
 all: xkremap
@@ -13,5 +10,5 @@ mruby:
 	curl -L --fail --retry 3 --retry-delay 1 https://github.com/mruby/mruby/archive/1.2.0.tar.gz -s -o - | tar zxf -
 	mv mruby-1.2.0 $@
 
-mruby/build/host/bin/xkremap: mruby build_config.rb tools/xkremap/xkremap.c
+mruby/build/host/bin/xkremap: mruby build_config.rb tools/xkremap/main.c
 	cd mruby && MRUBY_CONFIG="$(current_dir)/build_config.rb" make

build_config.rb

@@ -2,8 +2,13 @@ MRuby::Build.new do |conf|
   toolchain :gcc
 
   conf.gem File.expand_path(File.dirname(__FILE__))
+
   conf.instance_eval do
     # Allow showing backtrace.
     @mrbc.compile_options += ' -g'
   end
+
+  conf.linker do |linker|
+    linker.libraries += %w(X11)
+  end
 end

tools/xkremap/main.c

@@ -132,7 +132,6 @@ void
 event_loop(Display *display)
 {
   XEvent event;
-  XWindowAttributes attrs;
   while (1) {
     XNextEvent(display, &event);
     switch (event.type) {

tools/xkremap/xkremap.c

@@ -1,8 +0,0 @@
-#include <stdio.h>
-
-int
-main(void)
-{
-  printf("Hello xkremap!\n");
-  return 0;
-}