1 files changed, 64 insertions, 0 deletions
diff --git a/runit/chpst.c b/runit/chpst.c
index dc8a26aeb..63da4797f 100644
--- a/runit/chpst.c
+++ b/runit/chpst.c
@@ -28,6 +28,70 @@ ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 /* Busyboxed by Denys Vlasenko <vda.linux@googlemail.com> */
 /* Dependencies on runit_lib.c removed */
 
+//usage:#define chpst_trivial_usage
+//usage:       "[-vP012] [-u USER[:GRP]] [-U USER[:GRP]] [-e DIR]\n"
+//usage:       "	[-/ DIR] [-n NICE] [-m BYTES] [-d BYTES] [-o N]\n"
+//usage:       "	[-p N] [-f BYTES] [-c BYTES] PROG ARGS"
+//usage:#define chpst_full_usage "\n\n"
+//usage:       "Change the process state, run PROG\n"
+//usage:     "\nOptions:"
+//usage:     "\n	-u USER[:GRP]	Set uid and gid"
+//usage:     "\n	-U USER[:GRP]	Set $UID and $GID in environment"
+//usage:     "\n	-e DIR		Set environment variables as specified by files"
+//usage:     "\n			in DIR: file=1st_line_of_file"
+//usage:     "\n	-/ DIR		Chroot to DIR"
+//usage:     "\n	-n NICE		Add NICE to nice value"
+//usage:     "\n	-m BYTES	Same as -d BYTES -s BYTES -l BYTES"
+//usage:     "\n	-d BYTES	Limit data segment"
+//usage:     "\n	-o N		Limit number of open files per process"
+//usage:     "\n	-p N		Limit number of processes per uid"
+//usage:     "\n	-f BYTES	Limit output file sizes"
+//usage:     "\n	-c BYTES	Limit core file size"
+//usage:     "\n	-v		Verbose"
+//usage:     "\n	-P		Create new process group"
+//usage:     "\n	-0		Close stdin"
+//usage:     "\n	-1		Close stdout"
+//usage:     "\n	-2		Close stderr"
+//usage:
+//usage:#define envdir_trivial_usage
+//usage:       "DIR PROG ARGS"
+//usage:#define envdir_full_usage "\n\n"
+//usage:       "Set various environment variables as specified by files\n"
+//usage:       "in the directory DIR, run PROG"
+//usage:
+//usage:#define envuidgid_trivial_usage
+//usage:       "USER PROG ARGS"
+//usage:#define envuidgid_full_usage "\n\n"
+//usage:       "Set $UID to USER's uid and $GID to USER's gid, run PROG"
+//usage:
+//usage:#define setuidgid_trivial_usage
+//usage:       "USER PROG ARGS"
+//usage:#define setuidgid_full_usage "\n\n"
+//usage:       "Set uid and gid to USER's uid and gid, drop supplementary group ids,\n"
+//usage:       "run PROG"
+//usage:
+//usage:#define softlimit_trivial_usage
+//usage:       "[-a BYTES] [-m BYTES] [-d BYTES] [-s BYTES] [-l BYTES]\n"
+//usage:       "	[-f BYTES] [-c BYTES] [-r BYTES] [-o N] [-p N] [-t N]\n"
+//usage:       "	PROG ARGS"
+//usage:#define softlimit_full_usage "\n\n"
+//usage:       "Set soft resource limits, then run PROG\n"
+//usage:     "\nOptions:"
+//usage:     "\n	-a BYTES	Limit total size of all segments"
+//usage:     "\n	-m BYTES	Same as -d BYTES -s BYTES -l BYTES -a BYTES"
+//usage:     "\n	-d BYTES	Limit data segment"
+//usage:     "\n	-s BYTES	Limit stack segment"
+//usage:     "\n	-l BYTES	Limit locked memory size"
+//usage:     "\n	-o N		Limit number of open files per process"
+//usage:     "\n	-p N		Limit number of processes per uid"
+//usage:     "\nOptions controlling file sizes:"
+//usage:     "\n	-f BYTES	Limit output file sizes"
+//usage:     "\n	-c BYTES	Limit core file size"
+//usage:     "\nEfficiency opts:"
+//usage:     "\n	-r BYTES	Limit resident set size"
+//usage:     "\n	-t N		Limit CPU time, process receives"
+//usage:     "\n			a SIGXCPU after N seconds"
+
 #include "libbb.h"
 
 /*