- Rename getpty() to xgetpty() and adjust callers.

- Rewrite kbd_mode and setconsole
- Introduce and use console_make_active() and xopen_xwrite_close()
- honour buffer-reservation method as set by the user (dumpkmap, loadkmap)
- shrink rtcwake and some console-tools

  Saves about 270 Bytes

1 files changed, 29 insertions, 44 deletions

diff --git a/console-tools/kbd_mode.c b/console-tools/kbd_mode.c
index 46ec3fd..1614957 100644
--- a/console-tools/kbd_mode.c
+++ b/console-tools/kbd_mode.c
@@ -1,6 +1,6 @@
 /* vi: set sw=4 ts=4: */
 /*
- * Mini loadkmap implementation for busybox
+ * Mini kbd_mode implementation for busybox
  *
  * Copyright (C) 2007 Loïc Grenié <loic.grenie@gmail.com>
  *   written using Andries Brouwer <aeb@cwi.nl>'s kbd_mode from
@@ -14,54 +14,39 @@
 #include <linux/kd.h>
 
 int kbd_mode_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int kbd_mode_main(int argc, char **argv)
+int kbd_mode_main(int ATTRIBUTE_UNUSED argc, char **argv)
 {
-	static const char opts[] = "saku";
-
-	const char *opt = argv[1];
-	const char *p;
 	int fd;
-
+	unsigned opt;
+	enum {
+		SCANCODE = (1<<0),
+		ASCII	 = (1<<1),
+		MEDIUMRAW= (1<<2),
+		UNICODE	 = (1<<3)
+	};
+	static const char KD_xxx[] ALIGN1 = "saku";
+	opt = getopt32(argv, KD_xxx);
 	fd = get_console_fd();
-	if (fd < 0) /* get_console_fd() already complained */
+/*	if (fd < 0)
 		return EXIT_FAILURE;
+*/
+	if (!opt) { /* print current setting */
+		const char *mode = "unknown";
+		int m;
 
-	if (opt == NULL) {
-		/* No arg */
-		const char *msg = "unknown";
-		int mode;
-
-		ioctl(fd, KDGKBMODE, &mode);
-		switch(mode) {
-		case K_RAW:
-			msg = "raw (scancode)";
-			break;
-		case K_XLATE:
-			msg = "default (ASCII)";
-			break;
-		case K_MEDIUMRAW:
-			msg = "mediumraw (keycode)";
-			break;
-		case K_UNICODE:
-			msg = "Unicode (UTF-8)";
-			break;
-		}
-		printf("The keyboard is in %s mode\n", msg);
-	}
-	else if (argc > 2 /* more than 1 arg */
-	 || *opt != '-' /* not an option */
-	 || (p = strchr(opts, opt[1])) == NULL /* not an option we expect */
-	 || opt[2] != '\0' /* more than one option char */
-	) {
-		bb_show_usage();
-		/* return EXIT_FAILURE; - not reached */
-	}
-	else {
-#if K_RAW != 0 || K_XLATE != 1 || K_MEDIUMRAW != 2 || K_UNICODE != 3
-#error kbd_mode must be changed
-#endif
-		/* The options are in the order of the various K_xxx */
-		ioctl(fd, KDSKBMODE, p - opts);
+		ioctl(fd, KDGKBMODE, &m);
+		if (m == K_RAW)
+			mode = "raw (scancode)";
+		else if (m == K_XLATE)
+			mode = "default (ASCII)";
+		else if (m == K_MEDIUMRAW)
+			mode = "mediumraw (keycode)";
+		else if (m == K_UNICODE)
+			mode = "Unicode (UTF-8)";
+		printf("The keyboard is in %s mode\n", mode);
+	} else {
+		opt = opt & UNICODE ? 3 : opt >> 1;
+		xioctl(fd, KDSKBMODE, &opt);
 	}
 
 	if (ENABLE_FEATURE_CLEAN_UP)