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From 23c387cd9d1c833679bee898ef49738be8c64727 Mon Sep 17 00:00:00 2001
From: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
Date: Tue, 18 Aug 2009 22:28:09 +0200
Subject: [PATCH] add simple beep applet
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
---
include/applets.h | 1 +
include/usage.h | 9 ++++++
miscutils/Config.in | 6 ++++
miscutils/Kbuild | 1 +
miscutils/beep.c | 70 +++++++++++++++++++++++++++++++++++++++++++++++++++
5 files changed, 87 insertions(+), 0 deletions(-)
create mode 100644 miscutils/beep.c
diff --git a/include/applets.h b/include/applets.h
index 32c596d..5ddbfe4 100644
--- a/include/applets.h
+++ b/include/applets.h
@@ -80,6 +80,7 @@ USE_ASH(APPLET(ash, _BB_DIR_BIN, _BB_SUID_NEVER))
USE_AWK(APPLET_NOEXEC(awk, awk, _BB_DIR_USR_BIN, _BB_SUID_NEVER, awk))
USE_BASENAME(APPLET_NOFORK(basename, basename, _BB_DIR_USR_BIN, _BB_SUID_NEVER, basename))
USE_BBCONFIG(APPLET(bbconfig, _BB_DIR_BIN, _BB_SUID_NEVER))
+USE_BEEP(APPLET(beep, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
//USE_BBSH(APPLET(bbsh, _BB_DIR_BIN, _BB_SUID_NEVER))
USE_BLKID(APPLET(blkid, _BB_DIR_SBIN, _BB_SUID_NEVER))
USE_BRCTL(APPLET(brctl, _BB_DIR_USR_SBIN, _BB_SUID_NEVER))
diff --git a/include/usage.h b/include/usage.h
index bfacc56..ac8669c 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -142,6 +142,15 @@
"$ basename /foo/bar.txt .txt\n" \
"bar"
+#define beep_trivial_usage \
+ "-f freq -l length -d delay -r repetitions"
+#define beep_full_usage "\n\n" \
+ "Options:\n" \
+ "\n -f Frequency in Hz" \
+ "\n -l Length in ms" \
+ "\n -d Delay in ms" \
+ "\n -r Repetitions" \
+
#define fbsplash_trivial_usage \
"-s IMGFILE [-c] [-d DEV] [-i INIFILE] [-f CMD]"
#define fbsplash_full_usage "\n\n" \
diff --git a/miscutils/Config.in b/miscutils/Config.in
index 7feaf4a..e56a3fc 100644
--- a/miscutils/Config.in
+++ b/miscutils/Config.in
@@ -19,6 +19,12 @@ config BBCONFIG
The bbconfig applet will print the config file with which
busybox was built.
+config BEEP
+ bool "beep"
+ default n
+ help
+ The beep applets beeps in a given freq/Hz.
+
config CHAT
bool "chat"
default n
diff --git a/miscutils/Kbuild b/miscutils/Kbuild
index 23d7d8d..8cf3406 100644
--- a/miscutils/Kbuild
+++ b/miscutils/Kbuild
@@ -7,6 +7,7 @@
lib-y:=
lib-$(CONFIG_ADJTIMEX) += adjtimex.o
lib-$(CONFIG_BBCONFIG) += bbconfig.o
+lib-$(CONFIG_BEEP) += beep.o
lib-$(CONFIG_CHAT) += chat.o
lib-$(CONFIG_CHRT) += chrt.o
lib-$(CONFIG_CROND) += crond.o
diff --git a/miscutils/beep.c b/miscutils/beep.c
new file mode 100644
index 0000000..4c25454
--- /dev/null
+++ b/miscutils/beep.c
@@ -0,0 +1,70 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * beep implementation for busybox
+ *
+ * Copyright (C) 2009 Bernhard Reutner-Fischer
+ *
+ * Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
+ *
+ */
+
+#include "libbb.h"
+
+#include <linux/kd.h>
+#ifndef CLOCK_TICK_RATE
+#define CLOCK_TICK_RATE 1193180
+#endif
+
+#define OPT_f (1<<0)
+#define OPT_l (1<<1)
+#define OPT_d (1<<2)
+#define OPT_r (1<<3)
+/* defaults */
+#define FREQ (4440)
+#define LENGTH (50)
+#define DELAY (0)
+#define REPETITIONS (1)
+int beep_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int beep_main(int argc UNUSED_PARAM, char **argv)
+{
+ int speaker = get_console_fd_or_die();
+ llist_t *_freq = NULL, *_length = NULL, *_delay = NULL, *_rep = NULL;
+ unsigned freq, length, delay, rep;
+ unsigned long ioctl_arg;
+ unsigned opt;
+
+ opt_complementary = "f::l::d::r::";
+ opt = getopt32(argv, "f:l:d:r:n", &_freq, &_length, &_delay, &_rep);
+
+ do {
+ if (opt & OPT_f && _freq)
+ freq = xatoul((char*)(llist_pop(&_freq)));
+ else
+ freq = FREQ;
+ if (opt & OPT_l && _length)
+ length = xatoul((char*)(llist_pop(&_length)));
+ else
+ length = LENGTH;
+ if (opt & OPT_d && _delay)
+ delay = xatoul((char*)(llist_pop(&_delay)));
+ else
+ delay = DELAY;
+ if (opt & OPT_r && _rep)
+ rep = xatoul((char*)(llist_pop(&_rep)));
+ else
+ rep = REPETITIONS;
+
+ while (rep) {
+//bb_info_msg("rep[%d] freq=%d, length=%d, delay=%d\n", rep, freq, length, delay);
+ ioctl_arg = (int)(CLOCK_TICK_RATE/freq);
+ xioctl(speaker, KIOCSOUND, (void*)ioctl_arg);
+ usleep(1000 * length);
+ ioctl(speaker, KIOCSOUND, 0);
+ if (rep--)
+ usleep(delay);
+ }
+ } while (_freq || _length || _delay || _rep);
+ if (ENABLE_FEATURE_CLEAN_UP)
+ close(speaker);
+ return EXIT_SUCCESS;
+}
--
1.6.4
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