initctl: refactor, split into multiple files

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

src/initctl.h

@@ -0,0 +1,45 @@
+/* New client tool, replaces old /dev/initctl API and telinit tool
+ *
+ * Copyright (c) 2015-2021  Joachim Wiberg <troglobit@gmail.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef FINIT_INITCTL_H_
+#define FINIT_INITCTL_H_
+
+#include "finit.h"
+#include "util.h"
+
+extern int icreate;			/* initctl -c */
+extern int iforce;			/* initctl -f */
+extern int heading;			/* initctl -t */
+extern int verbose;			/* initctl -v */
+extern int plain;			/* initctl -p */
+
+extern void print_header(const char *fmt, ...);
+
+#endif /* FINIT_INITCTL_H_ */
+
+/**
+ * Local Variables:
+ *  indent-tabs-mode: t
+ *  c-file-style: "linux"
+ * End:
+ */