diff options
| -rw-r--r-- | console-tools/Config.in | 6 | ||||
| -rw-r--r-- | console-tools/Kbuild | 1 | ||||
| -rw-r--r-- | console-tools/fgconsole.c | 30 | ||||
| -rw-r--r-- | include/applets.h | 1 | ||||
| -rw-r--r-- | include/usage.h | 13 | ||||
| -rw-r--r-- | scripts/defconfig | 1 |
6 files changed, 48 insertions, 4 deletions
diff --git a/console-tools/Config.in b/console-tools/Config.in index 195685b97..a7e995936 100644 --- a/console-tools/Config.in +++ b/console-tools/Config.in @@ -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 diff --git a/console-tools/Kbuild b/console-tools/Kbuild index df5ffdb96..ad8b8ce77 100644 --- a/console-tools/Kbuild +++ b/console-tools/Kbuild @@ -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 diff --git a/console-tools/fgconsole.c b/console-tools/fgconsole.c new file mode 100644 index 000000000..75fd98fd5 --- /dev/null +++ b/console-tools/fgconsole.c @@ -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; +} diff --git a/include/applets.h b/include/applets.h index ff8799c63..33c3c2555 100644 --- a/include/applets.h +++ b/include/applets.h @@ -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)) diff --git a/include/usage.h b/include/usage.h index d53b86731..8b8bd2c78 100644 --- a/include/usage.h +++ b/include/usage.h @@ -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" diff --git a/scripts/defconfig b/scripts/defconfig index 0a748febc..8b88f79b3 100644 --- a/scripts/defconfig +++ b/scripts/defconfig @@ -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 |