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fgconsole: new applet by Grigory Batalov <bga@altlinux.org>

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function                                             old     new   delta
fgconsole_main                                         -      51     +51
applet_names                                        2227    2237     +10
applet_main                                         1304    1308      +4
applet_nameofs                                       652     654      +2
applet_install_loc                                   163     164      +1
packed_usage                                       27079   27073      -6
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 4/1 up/down: 68/-6)              Total: 62 bytes

Signed-off-by: Grigory Batalov <bga@altlinux.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Grigory Batalov 2010-05-23 23:22:10 +02:00 committed by Denys Vlasenko
parent a85b66e0f9
commit ad7a5d436c
6 changed files with 48 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
console-tools/Config.in
View File

@ -12,6 +12,12 @@ config CHVT
This program is used to change to another terminal.
Example: chvt 4 (change to terminal /dev/tty4)
config FGCONSOLE
bool "fgconsole"
default n
help
This program prints active (foreground) console number.
config CLEAR
bool "clear"
default n

1
console-tools/Kbuild
View File

@ -6,6 +6,7 @@
lib-y:=
lib-$(CONFIG_CHVT) += chvt.o
lib-$(CONFIG_FGCONSOLE) += fgconsole.o
lib-$(CONFIG_CLEAR) += clear.o
lib-$(CONFIG_DEALLOCVT) += deallocvt.o
lib-$(CONFIG_DUMPKMAP) += dumpkmap.o

30
console-tools/fgconsole.c Normal file
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@ -0,0 +1,30 @@
/* vi: set sw=4 ts=4: */
/*
* Mini fgconsole implementation for busybox
*
* Copyright (C) 2010 by Grigory Batalov <bga@altlinux.org>
*
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
#include "libbb.h"
/* From <linux/vt.h> */
struct vt_stat {
unsigned short v_active; /* active vt */
unsigned short v_signal; /* signal to send */
unsigned short v_state; /* vt bitmask */
};
enum { VT_GETSTATE = 0x5603 }; /* get global vt state info */
int fgconsole_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int fgconsole_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
{
struct vt_stat vtstat;
vtstat.v_active = 0;
xioctl(get_console_fd_or_die(), VT_GETSTATE, &vtstat);
printf("%d\n", vtstat.v_active);
return EXIT_SUCCESS;
}

1
include/applets.h
View File

@ -157,6 +157,7 @@ IF_FBSPLASH(APPLET(fbsplash, _BB_DIR_SBIN, _BB_SUID_DROP))
IF_FDFLUSH(APPLET_ODDNAME(fdflush, freeramdisk, _BB_DIR_BIN, _BB_SUID_DROP, fdflush))
IF_FDFORMAT(APPLET(fdformat, _BB_DIR_USR_BIN, _BB_SUID_DROP))
IF_FDISK(APPLET(fdisk, _BB_DIR_SBIN, _BB_SUID_DROP))
IF_FGCONSOLE(APPLET(fgconsole, _BB_DIR_USR_BIN, _BB_SUID_DROP))
IF_FEATURE_GREP_FGREP_ALIAS(APPLET_ODDNAME(fgrep, grep, _BB_DIR_BIN, _BB_SUID_DROP, fgrep))
IF_FIND(APPLET_NOEXEC(find, find, _BB_DIR_USR_BIN, _BB_SUID_DROP, find))
IF_FINDFS(APPLET(findfs, _BB_DIR_SBIN, _BB_SUID_MAYBE))

13
include/usage.h
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@ -156,6 +156,11 @@
"\n -r Repetitions" \
"\n -n Start new tone" \
#define blkid_trivial_usage \
""
#define blkid_full_usage "\n\n" \
"Print UUIDs of all filesystems"
#define bootchartd_trivial_usage \
"start [PROG ARGS]|stop|init"
#define bootchartd_full_usage "\n\n" \
@ -1243,10 +1248,10 @@
"\n -H HEADS" \
"\n -S SECTORS" \
#define blkid_trivial_usage \
""
#define blkid_full_usage "\n\n" \
"Print UUIDs of all filesystems"
#define fgconsole_trivial_usage \
""
#define fgconsole_full_usage "\n\n" \
"Get active console"
#define findfs_trivial_usage \
"LABEL=label or UUID=uuid"

1
scripts/defconfig
View File

@ -287,6 +287,7 @@ CONFIG_FEATURE_MD5_SHA1_SUM_CHECK=y
# Console Utilities
#
CONFIG_CHVT=y
CONFIG_FGCONSOLE=n
CONFIG_CLEAR=y
CONFIG_DEALLOCVT=y
CONFIG_DUMPKMAP=y