Convert all procps/* applets to "new style" applet definitions

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

include/applets.src.h

@@ -124,7 +124,6 @@ IF_FGCONSOLE(APPLET(fgconsole, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_FINDFS(APPLET(findfs, BB_DIR_SBIN, BB_SUID_MAYBE))
 IF_FLOCK(APPLET(flock, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_FOLD(APPLET_NOEXEC(fold, fold, BB_DIR_USR_BIN, BB_SUID_DROP, fold))
-IF_FREE(APPLET(free, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_FREERAMDISK(APPLET(freeramdisk, BB_DIR_SBIN, BB_SUID_DROP))
 //IF_E2FSCK(APPLET_ODDNAME(fsck.ext2, e2fsck, BB_DIR_SBIN, BB_SUID_DROP, fsck_ext2))
 //IF_E2FSCK(APPLET_ODDNAME(fsck.ext3, e2fsck, BB_DIR_SBIN, BB_SUID_DROP, fsck_ext3))
@@ -133,7 +132,6 @@ IF_FSYNC(APPLET_NOFORK(fsync, fsync, BB_DIR_BIN, BB_SUID_DROP, fsync))
 IF_FTPD(APPLET(ftpd, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_FTPGET(APPLET_ODDNAME(ftpget, ftpgetput, BB_DIR_USR_BIN, BB_SUID_DROP, ftpget))
 IF_FTPPUT(APPLET_ODDNAME(ftpput, ftpgetput, BB_DIR_USR_BIN, BB_SUID_DROP, ftpput))
-IF_FUSER(APPLET(fuser, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_GETENFORCE(APPLET(getenforce, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_GETOPT(APPLET(getopt, BB_DIR_BIN, BB_SUID_DROP))
 IF_GETSEBOOL(APPLET(getsebool, BB_DIR_USR_SBIN, BB_SUID_DROP))
@@ -163,9 +161,6 @@ IF_IPROUTE(APPLET(iproute, BB_DIR_SBIN, BB_SUID_DROP))
 IF_IPRULE(APPLET(iprule, BB_DIR_SBIN, BB_SUID_DROP))
 IF_IPTUNNEL(APPLET(iptunnel, BB_DIR_SBIN, BB_SUID_DROP))
 IF_KBD_MODE(APPLET(kbd_mode, BB_DIR_BIN, BB_SUID_DROP))
-IF_KILL(APPLET(kill, BB_DIR_BIN, BB_SUID_DROP))
-IF_KILLALL(APPLET_ODDNAME(killall, kill, BB_DIR_USR_BIN, BB_SUID_DROP, killall))
-IF_KILLALL5(APPLET_ODDNAME(killall5, kill, BB_DIR_USR_SBIN, BB_SUID_DROP, killall5))
 //IF_LENGTH(APPLET_NOFORK(length, length, BB_DIR_USR_BIN, BB_SUID_DROP, length))
 IF_LN(APPLET_NOEXEC(ln, ln, BB_DIR_BIN, BB_SUID_DROP, ln))
 IF_LOAD_POLICY(APPLET(load_policy, BB_DIR_USR_SBIN, BB_SUID_DROP))
@@ -201,14 +196,10 @@ IF_NTPD(APPLET(ntpd, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_OD(APPLET(od, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_OPENVT(APPLET(openvt, BB_DIR_USR_BIN, BB_SUID_DROP))
 //IF_PARSE(APPLET(parse, BB_DIR_USR_BIN, BB_SUID_DROP))
-IF_PGREP(APPLET(pgrep, BB_DIR_USR_BIN, BB_SUID_DROP))
-IF_PIDOF(APPLET(pidof, BB_DIR_BIN, BB_SUID_DROP))
 IF_PIVOT_ROOT(APPLET(pivot_root, BB_DIR_SBIN, BB_SUID_DROP))
-IF_PKILL(APPLET_ODDNAME(pkill, pgrep, BB_DIR_USR_BIN, BB_SUID_DROP, pkill))
 IF_POPMAILDIR(APPLET(popmaildir, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_PRINTENV(APPLET_NOFORK(printenv, printenv, BB_DIR_BIN, BB_SUID_DROP, printenv))
 IF_PRINTF(APPLET_NOFORK(printf, printf, BB_DIR_USR_BIN, BB_SUID_DROP, printf))
-IF_PS(APPLET(ps, BB_DIR_BIN, BB_SUID_DROP))
 IF_PSCAN(APPLET(pscan, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_PWD(APPLET_NOFORK(pwd, pwd, BB_DIR_BIN, BB_SUID_DROP, pwd))
 IF_RDATE(APPLET(rdate, BB_DIR_USR_SBIN, BB_SUID_DROP))
@@ -217,7 +208,6 @@ IF_READLINK(APPLET(readlink, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_READPROFILE(APPLET(readprofile, BB_DIR_USR_SBIN, BB_SUID_DROP))
 IF_REALPATH(APPLET(realpath, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_REFORMIME(APPLET(reformime, BB_DIR_BIN, BB_SUID_DROP))
-IF_RENICE(APPLET(renice, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_RESET(APPLET(reset, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_RESIZE(APPLET(resize, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_RESTORECON(APPLET_ODDNAME(restorecon, setfiles, BB_DIR_SBIN, BB_SUID_DROP, restorecon))
@@ -249,7 +239,6 @@ IF_STAT(APPLET(stat, BB_DIR_BIN, BB_SUID_DROP))
 IF_STTY(APPLET(stty, BB_DIR_BIN, BB_SUID_DROP))
 IF_SUM(APPLET(sum, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_SWITCH_ROOT(APPLET(switch_root, BB_DIR_SBIN, BB_SUID_DROP))
-IF_BB_SYSCTL(APPLET(sysctl, BB_DIR_SBIN, BB_SUID_DROP))
 IF_TAC(APPLET_NOEXEC(tac, tac, BB_DIR_USR_BIN, BB_SUID_DROP, tac))
 IF_TAIL(APPLET(tail, BB_DIR_USR_BIN, BB_SUID_DROP))
 /* IF_TC(APPLET(tc, BB_DIR_SBIN, BB_SUID_DROP)) */
@@ -262,7 +251,6 @@ IF_TEST(APPLET_NOFORK(test, test, BB_DIR_USR_BIN, BB_SUID_DROP, test))
 IF_TFTP(APPLET(tftp, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_TFTPD(APPLET(tftpd, BB_DIR_USR_SBIN, BB_SUID_DROP))
 #endif
-IF_TOP(APPLET(top, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_TR(APPLET(tr, BB_DIR_USR_BIN, BB_SUID_DROP))
 /* Needs socket(AF_INET, SOCK_RAW, IPPROTO_ICMP), therefore BB_SUID_MAYBE: */
 IF_TRACEROUTE(APPLET(traceroute, BB_DIR_USR_BIN, BB_SUID_MAYBE))
@@ -278,12 +266,10 @@ IF_UNAME(APPLET(uname, BB_DIR_BIN, BB_SUID_DROP))
 IF_UNEXPAND(APPLET_ODDNAME(unexpand, expand, BB_DIR_USR_BIN, BB_SUID_DROP, unexpand))
 IF_UNIQ(APPLET(uniq, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_UNIX2DOS(APPLET_NOEXEC(unix2dos, dos2unix, BB_DIR_USR_BIN, BB_SUID_DROP, unix2dos))
-IF_UPTIME(APPLET(uptime, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_USLEEP(APPLET_NOFORK(usleep, usleep, BB_DIR_BIN, BB_SUID_DROP, usleep))
 IF_UUDECODE(APPLET(uudecode, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_UUENCODE(APPLET(uuencode, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_VCONFIG(APPLET(vconfig, BB_DIR_SBIN, BB_SUID_DROP))
-IF_WATCH(APPLET(watch, BB_DIR_BIN, BB_SUID_DROP))
 IF_WC(APPLET(wc, BB_DIR_USR_BIN, BB_SUID_DROP))
 IF_WHOAMI(APPLET_NOFORK(whoami, whoami, BB_DIR_USR_BIN, BB_SUID_DROP, whoami))
 IF_YES(APPLET_NOFORK(yes, yes, BB_DIR_USR_BIN, BB_SUID_DROP, yes))

procps/Config.src

@@ -7,139 +7,6 @@ menu "Process Utilities"
 
 INSERT
 
-config FREE
-	bool "free"
-	default y
-	select PLATFORM_LINUX #sysinfo()
-	help
-	  free displays the total amount of free and used physical and swap
-	  memory in the system, as well as the buffers used by the kernel.
-	  The shared memory column should be ignored; it is obsolete.
-
-config FUSER
-	bool "fuser"
-	default y
-	help
-	  fuser lists all PIDs (Process IDs) that currently have a given
-	  file open. fuser can also list all PIDs that have a given network
-	  (TCP or UDP) port open.
-
-config KILL
-	bool "kill"
-	default y
-	help
-	  The command kill sends the specified signal to the specified
-	  process or process group. If no signal is specified, the TERM
-	  signal is sent.
-
-config KILLALL
-	bool "killall"
-	default y
-	depends on KILL
-	help
-	  killall sends a signal to all processes running any of the
-	  specified commands. If no signal name is specified, SIGTERM is
-	  sent.
-
-config KILLALL5
-	bool "killall5"
-	default y
-	depends on KILL
-
-config PGREP
-	bool "pgrep"
-	default y
-	help
-	  Look for processes by name.
-
-config PIDOF
-	bool "pidof"
-	default y
-	help
-	  Pidof finds the process id's (pids) of the named programs. It prints
-	  those id's on the standard output.
-
-config FEATURE_PIDOF_SINGLE
-	bool "Enable argument for single shot (-s)"
-	default y
-	depends on PIDOF
-	help
-	  Support argument '-s' for returning only the first pid found.
-
-config FEATURE_PIDOF_OMIT
-	bool "Enable argument for omitting pids (-o)"
-	default y
-	depends on PIDOF
-	help
-	  Support argument '-o' for omitting the given pids in output.
-	  The special pid %PPID can be used to name the parent process
-	  of the pidof, in other words the calling shell or shell script.
-
-config PKILL
-	bool "pkill"
-	default y
-	help
-	  Send signals to processes by name.
-
-config PS
-	bool "ps"
-	default y
-	help
-	  ps gives a snapshot of the current processes.
-
-config FEATURE_PS_WIDE
-	bool "Enable wide output option (-w)"
-	default y
-	depends on PS && !DESKTOP
-	help
-	  Support argument 'w' for wide output.
-	  If given once, 132 chars are printed, and if given more
-	  than once, the length is unlimited.
-
-config FEATURE_PS_LONG
-	bool "Enable long output option (-l)"
-	default y
-	depends on PS && !DESKTOP
-	help
-	  Support argument 'l' for long output.
-	  Adds fields PPID, RSS, START, TIME & TTY
-
-config FEATURE_PS_TIME
-	bool "Enable time and elapsed time output"
-	default y
-	depends on PS && DESKTOP
-	select PLATFORM_LINUX
-	help
-	  Support -o time and -o etime output specifiers.
-
-config FEATURE_PS_ADDITIONAL_COLUMNS
-	bool "Enable additional ps columns"
-	default y
-	depends on PS && DESKTOP
-	help
-	  Support -o rgroup, -o ruser, -o nice output specifiers.
-
-config FEATURE_PS_UNUSUAL_SYSTEMS
-	bool "Support Linux prior to 2.4.0 and non-ELF systems"
-	default n
-	depends on FEATURE_PS_TIME
-	help
-	  Include support for measuring HZ on old kernels and non-ELF systems
-	  (if you are on Linux 2.4.0+ and use ELF, you don't need this)
-
-config RENICE
-	bool "renice"
-	default y
-	help
-	  Renice alters the scheduling priority of one or more running
-	  processes.
-
-config BB_SYSCTL
-	bool "sysctl"
-	default y
-	help
-	  Configure kernel parameters at runtime.
-
 config FEATURE_SHOW_THREADS
 	bool "Support for showing threads in ps/pstree/top"
 	default y
@@ -148,11 +15,4 @@ config FEATURE_SHOW_THREADS
 	  Enables the ps -T option, showing of threads in pstree,
 	  and 'h' command in top.
 
-config WATCH
-	bool "watch"
-	default y
-	help
-	  watch is used to execute a program periodically, showing
-	  output to the screen.
-
 endmenu

procps/Kbuild.src

@@ -7,16 +7,5 @@
 lib-y:=
 
 INSERT
-lib-$(CONFIG_FREE)	+= free.o
+
-lib-$(CONFIG_FUSER)	+= fuser.o
-lib-$(CONFIG_KILL)	+= kill.o
 lib-$(CONFIG_ASH) += kill.o  # used for built-in kill by ash
-lib-$(CONFIG_PGREP)	+= pgrep.o
-lib-$(CONFIG_PKILL)	+= pgrep.o
-lib-$(CONFIG_PIDOF)	+= pidof.o
-lib-$(CONFIG_PS)	+= ps.o
-lib-$(CONFIG_RENICE)	+= renice.o
-lib-$(CONFIG_BB_SYSCTL)	+= sysctl.o
-lib-$(CONFIG_TOP)	+= top.o
-lib-$(CONFIG_UPTIME)	+= uptime.o
-lib-$(CONFIG_WATCH)     += watch.o

procps/free.c

@@ -6,8 +6,18 @@
  *
  * Licensed under GPLv2, see file LICENSE in this source tree.
  */
+//config:config FREE
+//config:	bool "free"
+//config:	default y
+//config:	select PLATFORM_LINUX #sysinfo()
+//config:	help
+//config:	  free displays the total amount of free and used physical and swap
+//config:	  memory in the system, as well as the buffers used by the kernel.
+//config:	  The shared memory column should be ignored; it is obsolete.
 
-/* getopt not needed */
+//applet:IF_FREE(APPLET(free, BB_DIR_USR_BIN, BB_SUID_DROP))
+
+//kbuild:lib-$(CONFIG_FREE) += free.o
 
 //usage:#define free_trivial_usage
 //usage:       "" IF_DESKTOP("[-b/k/m/g]")

procps/fuser.c

@@ -6,6 +6,17 @@
  *
  * Licensed under GPLv2, see file LICENSE in this source tree.
  */
+//config:config FUSER
+//config:	bool "fuser"
+//config:	default y
+//config:	help
+//config:	  fuser lists all PIDs (Process IDs) that currently have a given
+//config:	  file open. fuser can also list all PIDs that have a given network
+//config:	  (TCP or UDP) port open.
+
+//applet:IF_FUSER(APPLET(fuser, BB_DIR_USR_BIN, BB_SUID_DROP))
+
+//kbuild:lib-$(CONFIG_FUSER) += fuser.o
 
 //usage:#define fuser_trivial_usage
 //usage:       "[OPTIONS] FILE or PORT/PROTO"

procps/kill.c

@@ -7,6 +7,36 @@
  *
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
+//config:config KILL
+//config:	bool "kill"
+//config:	default y
+//config:	help
+//config:	  The command kill sends the specified signal to the specified
+//config:	  process or process group. If no signal is specified, the TERM
+//config:	  signal is sent.
+//config:
+//config:config KILLALL
+//config:	bool "killall"
+//config:	default y
+//config:	depends on KILL
+//config:	help
+//config:	  killall sends a signal to all processes running any of the
+//config:	  specified commands. If no signal name is specified, SIGTERM is
+//config:	  sent.
+//config:
+//config:config KILLALL5
+//config:	bool "killall5"
+//config:	default y
+//config:	depends on KILL
+//config:
+
+//applet:IF_KILL(APPLET(kill, BB_DIR_BIN, BB_SUID_DROP))
+//applet:IF_KILLALL(APPLET_ODDNAME(killall, kill, BB_DIR_USR_BIN, BB_SUID_DROP, killall))
+//applet:IF_KILLALL5(APPLET_ODDNAME(killall5, kill, BB_DIR_USR_SBIN, BB_SUID_DROP, killall5))
+
+//kbuild:lib-$(CONFIG_KILL) += kill.o
+//kbuild:lib-$(CONFIG_KILLALL) += kill.o
+//kbuild:lib-$(CONFIG_KILLALL5) += kill.o
 
 //usage:#define kill_trivial_usage
 //usage:       "[-l] [-SIG] PID..."

procps/pgrep.c

@@ -6,6 +6,23 @@
  *
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
+//config:config PGREP
+//config:	bool "pgrep"
+//config:	default y
+//config:	help
+//config:	  Look for processes by name.
+//config:
+//config:config PKILL
+//config:	bool "pkill"
+//config:	default y
+//config:	help
+//config:	  Send signals to processes by name.
+
+//applet:IF_PGREP(APPLET(pgrep, BB_DIR_USR_BIN, BB_SUID_DROP))
+//applet:IF_PKILL(APPLET_ODDNAME(pkill, pgrep, BB_DIR_USR_BIN, BB_SUID_DROP, pkill))
+
+//kbuild:lib-$(CONFIG_PGREP) += pgrep.o
+//kbuild:lib-$(CONFIG_PKILL) += pgrep.o
 
 //usage:#define pgrep_trivial_usage
 //usage:       "[-flnovx] [-s SID|-P PPID|PATTERN]"

procps/pidof.c

@@ -6,6 +6,32 @@
  *
  * Licensed under GPLv2, see file LICENSE in this source tree.
  */
+//config:config PIDOF
+//config:	bool "pidof"
+//config:	default y
+//config:	help
+//config:	  Pidof finds the process id's (pids) of the named programs. It prints
+//config:	  those id's on the standard output.
+//config:
+//config:config FEATURE_PIDOF_SINGLE
+//config:	bool "Enable argument for single shot (-s)"
+//config:	default y
+//config:	depends on PIDOF
+//config:	help
+//config:	  Support argument '-s' for returning only the first pid found.
+//config:
+//config:config FEATURE_PIDOF_OMIT
+//config:	bool "Enable argument for omitting pids (-o)"
+//config:	default y
+//config:	depends on PIDOF
+//config:	help
+//config:	  Support argument '-o' for omitting the given pids in output.
+//config:	  The special pid %PPID can be used to name the parent process
+//config:	  of the pidof, in other words the calling shell or shell script.
+
+//applet:IF_PIDOF(APPLET(pidof, BB_DIR_BIN, BB_SUID_DROP))
+
+//kbuild:lib-$(CONFIG_PIDOF) += pidof.o
 
 //usage:#if (ENABLE_FEATURE_PIDOF_SINGLE || ENABLE_FEATURE_PIDOF_OMIT)
 //usage:#define pidof_trivial_usage

procps/ps.c

@@ -8,6 +8,55 @@
  *
  * Licensed under GPLv2, see file LICENSE in this source tree.
  */
+//config:config PS
+//config:	bool "ps"
+//config:	default y
+//config:	help
+//config:	  ps gives a snapshot of the current processes.
+//config:
+//config:config FEATURE_PS_WIDE
+//config:	bool "Enable wide output option (-w)"
+//config:	default y
+//config:	depends on PS && !DESKTOP
+//config:	help
+//config:	  Support argument 'w' for wide output.
+//config:	  If given once, 132 chars are printed, and if given more
+//config:	  than once, the length is unlimited.
+//config:
+//config:config FEATURE_PS_LONG
+//config:	bool "Enable long output option (-l)"
+//config:	default y
+//config:	depends on PS && !DESKTOP
+//config:	help
+//config:	  Support argument 'l' for long output.
+//config:	  Adds fields PPID, RSS, START, TIME & TTY
+//config:
+//config:config FEATURE_PS_TIME
+//config:	bool "Enable time and elapsed time output"
+//config:	default y
+//config:	depends on PS && DESKTOP
+//config:	select PLATFORM_LINUX
+//config:	help
+//config:	  Support -o time and -o etime output specifiers.
+//config:
+//config:config FEATURE_PS_ADDITIONAL_COLUMNS
+//config:	bool "Enable additional ps columns"
+//config:	default y
+//config:	depends on PS && DESKTOP
+//config:	help
+//config:	  Support -o rgroup, -o ruser, -o nice output specifiers.
+//config:
+//config:config FEATURE_PS_UNUSUAL_SYSTEMS
+//config:	bool "Support Linux prior to 2.4.0 and non-ELF systems"
+//config:	default n
+//config:	depends on FEATURE_PS_TIME
+//config:	help
+//config:	  Include support for measuring HZ on old kernels and non-ELF systems
+//config:	  (if you are on Linux 2.4.0+ and use ELF, you don't need this)
+
+//applet:IF_PS(APPLET(ps, BB_DIR_BIN, BB_SUID_DROP))
+
+//kbuild:lib-$(CONFIG_PS) += ps.o
 
 //usage:#if ENABLE_DESKTOP
 //usage:

procps/renice.c

@@ -18,6 +18,16 @@
  *   options -p, -g, and -u are treated as mode switches for the
  *   following IDs (if any).  Multiple switches are allowed.
  */
+//config:config RENICE
+//config:	bool "renice"
+//config:	default y
+//config:	help
+//config:	  Renice alters the scheduling priority of one or more running
+//config:	  processes.
+
+//applet:IF_RENICE(APPLET(renice, BB_DIR_USR_BIN, BB_SUID_DROP))
+
+//kbuild:lib-$(CONFIG_RENICE) += renice.o
 
 //usage:#define renice_trivial_usage
 //usage:       "[-n] PRIORITY [[-p | -g | -u] ID...]..."

procps/sysctl.c

@@ -10,6 +10,15 @@
  * v1.01   - added -p <preload> to preload values from a file
  * v1.01.1 - busybox applet aware by <solar@gentoo.org>
  */
+//config:config BB_SYSCTL
+//config:	bool "sysctl"
+//config:	default y
+//config:	help
+//config:	  Configure kernel parameters at runtime.
+
+//applet:IF_BB_SYSCTL(APPLET(sysctl, BB_DIR_SBIN, BB_SUID_DROP))
+
+//kbuild:lib-$(CONFIG_BB_SYSCTL) += sysctl.o
 
 //usage:#define sysctl_trivial_usage
 //usage:       "[OPTIONS] [KEY[=VALUE]]..."

procps/top.c

@@ -49,7 +49,6 @@
  * cp stat meminfo loadavg proc
  * chroot . ./top -bn1 >top1.out
  */
-
 //config:config TOP
 //config:	bool "top"
 //config:	default y
@@ -104,6 +103,10 @@
 //config:	help
 //config:	  Enable 's' in top (gives lots of memory info).
 
+//applet:IF_TOP(APPLET(top, BB_DIR_USR_BIN, BB_SUID_DROP))
+
+//kbuild:lib-$(CONFIG_TOP) += top.o
+
 #include "libbb.h"
 #include "common_bufsiz.h"
 

procps/uptime.c

@@ -11,9 +11,6 @@
  *
  * Added FEATURE_UPTIME_UTMP_SUPPORT flag.
  */
-
-/* getopt not needed */
-
 //config:config UPTIME
 //config:	bool "uptime"
 //config:	default y
@@ -30,6 +27,10 @@
 //config:	help
 //config:	  Makes uptime display the number of users currently logged on.
 
+//applet:IF_UPTIME(APPLET(uptime, BB_DIR_USR_BIN, BB_SUID_DROP))
+
+//kbuild:lib-$(CONFIG_UPTIME) += uptime.o
+
 //usage:#define uptime_trivial_usage
 //usage:       ""
 //usage:#define uptime_full_usage "\n\n"

procps/watch.c

@@ -11,6 +11,17 @@
 /* BB_AUDIT SUSv3 N/A */
 /* BB_AUDIT GNU defects -- only option -n is supported. */
 
+//config:config WATCH
+//config:	bool "watch"
+//config:	default y
+//config:	help
+//config:	  watch is used to execute a program periodically, showing
+//config:	  output to the screen.
+
+//applet:IF_WATCH(APPLET(watch, BB_DIR_BIN, BB_SUID_DROP))
+
+//kbuild:lib-$(CONFIG_WATCH) += watch.o
+
 //usage:#define watch_trivial_usage
 //usage:       "[-n SEC] [-t] PROG ARGS"
 //usage:#define watch_full_usage "\n\n"