mike-burns · April 5, 2015 16:33 · Apr 5, 2015
diff --git a/main.c b/main.c
@@ -0,0 +1,47 @@
+/*
+ * gcc -g `pkg-config gtk+-3.0 --libs --cflags` main.c -o main
+ */
+
+#include <err.h>
+#include <stddef.h>
+#include <stdlib.h>
+
+#include <gtk/gtk.h>
+
+extern int errno;
+
+__dead static void	usage();
+
+int
+main(int argc, char *argv[])
+{
+	GAppInfo	*app_info;
+	GFile		*file;
+	GError		*error;
+
+	if (argc < 2)
+		usage();
+
+	file = g_file_new_for_uri(argv[1]);
+
+	error = NULL;
+	app_info = g_file_query_default_handler(file, NULL, &error);
+	g_object_unref(file);
+
+	if (app_info == NULL)
+		errx(1, "could not get app info from URI scheme: %s",
+		    error->message);
+
+	printf("exec: '%s'\n", g_app_info_get_commandline(app_info));
+
+	g_object_unref(app_info);
+
+	return 0;
+}
+
+static void
+usage()
+{
+	fprintf(stderr, "usage: ./main file-uri\n");
+	exit(64);
+}