66 files changed, 1070 insertions, 0 deletions

diff --git a/coreutils/basename.c b/coreutils/basename.c
index d44124741..177e023cd 100644
--- a/coreutils/basename.c
+++ b/coreutils/basename.c
@@ -28,6 +28,19 @@
 //config:         leaving just the filename itself. Enable this option if you wish
 //config:         to enable the 'basename' utility.
 
+//usage:#define basename_trivial_usage
+//usage:       "FILE [SUFFIX]"
+//usage:#define basename_full_usage "\n\n"
+//usage:       "Strip directory path and .SUFFIX from FILE\n"
+//usage:
+//usage:#define basename_example_usage
+//usage:       "$ basename /usr/local/bin/foo\n"
+//usage:       "foo\n"
+//usage:       "$ basename /usr/local/bin/\n"
+//usage:       "bin\n"
+//usage:       "$ basename /foo/bar.txt .txt\n"
+//usage:       "bar"
+
 #include "libbb.h"
 
 /* This is a NOFORK applet. Be very careful! */
diff --git a/coreutils/cal.c b/coreutils/cal.c
index f18c16120..ef1c29bb9 100644
--- a/coreutils/cal.c
+++ b/coreutils/cal.c
@@ -16,6 +16,15 @@
  *
  * Major size reduction... over 50% (>1.5k) on i386.
  */
+
+//usage:#define cal_trivial_usage
+//usage:       "[-jy] [[MONTH] YEAR]"
+//usage:#define cal_full_usage "\n\n"
+//usage:       "Display a calendar\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -j      Use julian dates"
+//usage:     "\n        -y      Display the entire year"
+
 #include "libbb.h"
 #include "unicode.h"
 
diff --git a/coreutils/cat.c b/coreutils/cat.c
index 922549828..00c38d486 100644
--- a/coreutils/cat.c
+++ b/coreutils/cat.c
@@ -22,6 +22,15 @@
 //config:         cat is used to concatenate files and print them to the standard
 //config:         output. Enable this option if you wish to enable the 'cat' utility.
 
+//usage:#define cat_trivial_usage
+//usage:       "[FILE]..."
+//usage:#define cat_full_usage "\n\n"
+//usage:       "Concatenate FILEs and print them to stdout"
+//usage:
+//usage:#define cat_example_usage
+//usage:       "$ cat /proc/uptime\n"
+//usage:       "110716.72 17.67"
+
 #include "libbb.h"
 
 /* This is a NOFORK applet. Be very careful! */
diff --git a/coreutils/catv.c b/coreutils/catv.c
index f92d93d24..37c7ed2d1 100644
--- a/coreutils/catv.c
+++ b/coreutils/catv.c
@@ -10,6 +10,15 @@
 /* See "Cat -v considered harmful" at
  * http://cm.bell-labs.com/cm/cs/doc/84/kp.ps.gz */
 
+//usage:#define catv_trivial_usage
+//usage:       "[-etv] [FILE]..."
+//usage:#define catv_full_usage "\n\n"
+//usage:       "Display nonprinting characters as ^x or M-x\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -e      End each line with $"
+//usage:     "\n        -t      Show tabs as ^I"
+//usage:     "\n        -v      Don't use ^x or M-x escapes"
+
 #include "libbb.h"
 
 int catv_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
diff --git a/coreutils/chgrp.c b/coreutils/chgrp.c
index 58f78e736..bc9608362 100644
--- a/coreutils/chgrp.c
+++ b/coreutils/chgrp.c
@@ -11,6 +11,29 @@
 /* BB_AUDIT GNU defects - unsupported long options. */
 /* http://www.opengroup.org/onlinepubs/007904975/utilities/chgrp.html */
 
+//usage:#define chgrp_trivial_usage
+//usage:       "[-RhLHP"IF_DESKTOP("cvf")"]... GROUP FILE..."
+//usage:#define chgrp_full_usage "\n\n"
+//usage:       "Change the group membership of each FILE to GROUP\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -R      Recurse"
+//usage:     "\n        -h      Affect symlinks instead of symlink targets"
+//usage:     "\n        -L      Traverse all symlinks to directories"
+//usage:     "\n        -H      Traverse symlinks on command line only"
+//usage:     "\n        -P      Don't traverse symlinks (default)"
+//usage:        IF_DESKTOP(
+//usage:     "\n        -c      List changed files"
+//usage:     "\n        -v      Verbose"
+//usage:     "\n        -f      Hide errors"
+//usage:        )
+//usage:
+//usage:#define chgrp_example_usage
+//usage:       "$ ls -l /tmp/foo\n"
+//usage:       "-r--r--r--    1 andersen andersen        0 Apr 12 18:25 /tmp/foo\n"
+//usage:       "$ chgrp root /tmp/foo\n"
+//usage:       "$ ls -l /tmp/foo\n"
+//usage:       "-r--r--r--    1 andersen root            0 Apr 12 18:25 /tmp/foo\n"
+
 #include "libbb.h"
 
 /* This is a NOEXEC applet. Be very careful! */
diff --git a/coreutils/chmod.c b/coreutils/chmod.c
index f07a49bd3..0bcd6bb66 100644
--- a/coreutils/chmod.c
+++ b/coreutils/chmod.c
@@ -14,6 +14,29 @@
 /* BB_AUDIT GNU defects - unsupported long options. */
 /* http://www.opengroup.org/onlinepubs/007904975/utilities/chmod.html */
 
+//usage:#define chmod_trivial_usage
+//usage:       "[-R"IF_DESKTOP("cvf")"] MODE[,MODE]... FILE..."
+//usage:#define chmod_full_usage "\n\n"
+//usage:       "Each MODE is one or more of the letters ugoa, one of the\n"
+//usage:       "symbols +-= and one or more of the letters rwxst\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -R      Recurse"
+//usage:        IF_DESKTOP(
+//usage:     "\n        -c      List changed files"
+//usage:     "\n        -v      List all files"
+//usage:     "\n        -f      Hide errors"
+//usage:        )
+//usage:
+//usage:#define chmod_example_usage
+//usage:       "$ ls -l /tmp/foo\n"
+//usage:       "-rw-rw-r--    1 root     root            0 Apr 12 18:25 /tmp/foo\n"
+//usage:       "$ chmod u+x /tmp/foo\n"
+//usage:       "$ ls -l /tmp/foo\n"
+//usage:       "-rwxrw-r--    1 root     root            0 Apr 12 18:25 /tmp/foo*\n"
+//usage:       "$ chmod 444 /tmp/foo\n"
+//usage:       "$ ls -l /tmp/foo\n"
+//usage:       "-r--r--r--    1 root     root            0 Apr 12 18:25 /tmp/foo\n"
+
 #include "libbb.h"
 
 /* This is a NOEXEC applet. Be very careful! */
diff --git a/coreutils/chown.c b/coreutils/chown.c
index 282deccfb..c4c182d3c 100644
--- a/coreutils/chown.c
+++ b/coreutils/chown.c
@@ -10,6 +10,32 @@
 /* BB_AUDIT SUSv3 defects - none? */
 /* http://www.opengroup.org/onlinepubs/007904975/utilities/chown.html */
 
+//usage:#define chown_trivial_usage
+//usage:       "[-RhLHP"IF_DESKTOP("cvf")"]... OWNER[<.|:>[GROUP]] FILE..."
+//usage:#define chown_full_usage "\n\n"
+//usage:       "Change the owner and/or group of each FILE to OWNER and/or GROUP\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -R      Recurse"
+//usage:     "\n        -h      Affect symlinks instead of symlink targets"
+//usage:     "\n        -L      Traverse all symlinks to directories"
+//usage:     "\n        -H      Traverse symlinks on command line only"
+//usage:     "\n        -P      Don't traverse symlinks (default)"
+//usage:        IF_DESKTOP(
+//usage:     "\n        -c      List changed files"
+//usage:     "\n        -v      List all files"
+//usage:     "\n        -f      Hide errors"
+//usage:        )
+//usage:
+//usage:#define chown_example_usage
+//usage:       "$ ls -l /tmp/foo\n"
+//usage:       "-r--r--r--    1 andersen andersen        0 Apr 12 18:25 /tmp/foo\n"
+//usage:       "$ chown root /tmp/foo\n"
+//usage:       "$ ls -l /tmp/foo\n"
+//usage:       "-r--r--r--    1 root     andersen        0 Apr 12 18:25 /tmp/foo\n"
+//usage:       "$ chown root.root /tmp/foo\n"
+//usage:       "ls -l /tmp/foo\n"
+//usage:       "-r--r--r--    1 root     root            0 Apr 12 18:25 /tmp/foo\n"
+
 #include "libbb.h"
 
 /* This is a NOEXEC applet. Be very careful! */
diff --git a/coreutils/chroot.c b/coreutils/chroot.c
index 5ac2e890e..ab8beb023 100644
--- a/coreutils/chroot.c
+++ b/coreutils/chroot.c
@@ -9,6 +9,19 @@
 
 /* BB_AUDIT SUSv3 N/A -- Matches GNU behavior. */
 
+//usage:#define chroot_trivial_usage
+//usage:       "NEWROOT [PROG ARGS]"
+//usage:#define chroot_full_usage "\n\n"
+//usage:       "Run PROG with root directory set to NEWROOT"
+//usage:
+//usage:#define chroot_example_usage
+//usage:       "$ ls -l /bin/ls\n"
+//usage:       "lrwxrwxrwx    1 root     root          12 Apr 13 00:46 /bin/ls -> /BusyBox\n"
+//usage:       "# mount /dev/hdc1 /mnt -t minix\n"
+//usage:       "# chroot /mnt\n"
+//usage:       "# ls -l /bin/ls\n"
+//usage:       "-rwxr-xr-x    1 root     root        40816 Feb  5 07:45 /bin/ls*\n"
+
 #include "libbb.h"
 
 int chroot_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
diff --git a/coreutils/cksum.c b/coreutils/cksum.c
index 53fb87a78..ac0b0c319 100644
--- a/coreutils/cksum.c
+++ b/coreutils/cksum.c
@@ -6,6 +6,12 @@
  *
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
+
+//usage:#define cksum_trivial_usage
+//usage:       "FILES..."
+//usage:#define cksum_full_usage "\n\n"
+//usage:       "Calculate the CRC32 checksums of FILES"
+
 #include "libbb.h"
 
 /* This is a NOEXEC applet. Be very careful! */
diff --git a/coreutils/comm.c b/coreutils/comm.c
index c04da1896..7da6b25f9 100644
--- a/coreutils/comm.c
+++ b/coreutils/comm.c
@@ -7,6 +7,15 @@
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
 
+//usage:#define comm_trivial_usage
+//usage:       "[-123] FILE1 FILE2"
+//usage:#define comm_full_usage "\n\n"
+//usage:       "Compare FILE1 with FILE2\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -1      Suppress lines unique to FILE1"
+//usage:     "\n        -2      Suppress lines unique to FILE2"
+//usage:     "\n        -3      Suppress lines common to both files"
+
 #include "libbb.h"
 
 #define COMM_OPT_1 (1 << 0)
diff --git a/coreutils/cp.c b/coreutils/cp.c
index ab17b39a6..337054d7b 100644
--- a/coreutils/cp.c
+++ b/coreutils/cp.c
@@ -15,6 +15,24 @@
  * Size reduction.
  */
 
+//usage:#define cp_trivial_usage
+//usage:       "[OPTIONS] SOURCE DEST"
+//usage:#define cp_full_usage "\n\n"
+//usage:       "Copy SOURCE to DEST, or multiple SOURCE(s) to DIRECTORY\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -a      Same as -dpR"
+//usage:        IF_SELINUX(
+//usage:     "\n        -c      Preserve security context"
+//usage:        )
+//usage:     "\n        -R,-r   Recurse"
+//usage:     "\n        -d,-P   Preserve symlinks (default if -R)"
+//usage:     "\n        -L      Follow all symlinks"
+//usage:     "\n        -H      Follow symlinks on command line"
+//usage:     "\n        -p      Preserve file attributes if possible"
+//usage:     "\n        -f      Overwrite"
+//usage:     "\n        -i      Prompt before overwrite"
+//usage:     "\n        -l,-s   Create (sym)links"
+
 #include "libbb.h"
 #include "libcoreutils/coreutils.h"
 
diff --git a/coreutils/cut.c b/coreutils/cut.c
index 38cd32c77..dfa1833b4 100644
--- a/coreutils/cut.c
+++ b/coreutils/cut.c
@@ -9,6 +9,24 @@
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
 
+//usage:#define cut_trivial_usage
+//usage:       "[OPTIONS] [FILE]..."
+//usage:#define cut_full_usage "\n\n"
+//usage:       "Print selected fields from each input FILE to stdout\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -b LIST Output only bytes from LIST"
+//usage:     "\n        -c LIST Output only characters from LIST"
+//usage:     "\n        -d CHAR Use CHAR instead of tab as the field delimiter"
+//usage:     "\n        -s      Output only the lines containing delimiter"
+//usage:     "\n        -f N    Print only these fields"
+//usage:     "\n        -n      Ignored"
+//usage:
+//usage:#define cut_example_usage
+//usage:       "$ echo \"Hello world\" | cut -f 1 -d ' '\n"
+//usage:       "Hello\n"
+//usage:       "$ echo \"Hello world\" | cut -f 2 -d ' '\n"
+//usage:       "world\n"
+
 #include "libbb.h"
 
 /* This is a NOEXEC applet. Be very careful! */
diff --git a/coreutils/dd.c b/coreutils/dd.c
index 9973a145b..8a2eaed72 100644
--- a/coreutils/dd.c
+++ b/coreutils/dd.c
@@ -8,6 +8,39 @@
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
 
+//usage:#define dd_trivial_usage
+//usage:       "[if=FILE] [of=FILE] " IF_FEATURE_DD_IBS_OBS("[ibs=N] [obs=N] ") "[bs=N] [count=N] [skip=N]\n"
+//usage:       "        [seek=N]" IF_FEATURE_DD_IBS_OBS(" [conv=notrunc|noerror|sync|fsync]")
+//usage:#define dd_full_usage "\n\n"
+//usage:       "Copy a file with converting and formatting\n"
+//usage:     "\nOptions:"
+//usage:     "\n        if=FILE         Read from FILE instead of stdin"
+//usage:     "\n        of=FILE         Write to FILE instead of stdout"
+//usage:     "\n        bs=N            Read and write N bytes at a time"
+//usage:        IF_FEATURE_DD_IBS_OBS(
+//usage:     "\n        ibs=N           Read N bytes at a time"
+//usage:        )
+//usage:        IF_FEATURE_DD_IBS_OBS(
+//usage:     "\n        obs=N           Write N bytes at a time"
+//usage:        )
+//usage:     "\n        count=N         Copy only N input blocks"
+//usage:     "\n        skip=N          Skip N input blocks"
+//usage:     "\n        seek=N          Skip N output blocks"
+//usage:        IF_FEATURE_DD_IBS_OBS(
+//usage:     "\n        conv=notrunc    Don't truncate output file"
+//usage:     "\n        conv=noerror    Continue after read errors"
+//usage:     "\n        conv=sync       Pad blocks with zeros"
+//usage:     "\n        conv=fsync      Physically write data out before finishing"
+//usage:        )
+//usage:     "\n"
+//usage:     "\nNumbers may be suffixed by c (x1), w (x2), b (x512), kD (x1000), k (x1024),"
+//usage:     "\nMD (x1000000), M (x1048576), GD (x1000000000) or G (x1073741824)"
+//usage:
+//usage:#define dd_example_usage
+//usage:       "$ dd if=/dev/zero of=/dev/ram1 bs=1M count=4\n"
+//usage:       "4+0 records in\n"
+//usage:       "4+0 records out\n"
+
 #include "libbb.h"
 
 /* This is a NOEXEC applet. Be very careful! */
diff --git a/coreutils/df.c b/coreutils/df.c
index 70fd1f4fd..518e856a2 100644
--- a/coreutils/df.c
+++ b/coreutils/df.c
@@ -22,6 +22,41 @@
  * Implement -P and -B; better coreutils compat; cleanup
  */
 
+//usage:#define df_trivial_usage
+//usage:        "[-Pk"
+//usage:        IF_FEATURE_HUMAN_READABLE("mh")
+//usage:        IF_FEATURE_DF_FANCY("ai] [-B SIZE")
+//usage:        "] [FILESYSTEM]..."
+//usage:#define df_full_usage "\n\n"
+//usage:       "Print filesystem usage statistics\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -P      POSIX output format"
+//usage:     "\n        -k      1024-byte blocks (default)"
+//usage:        IF_FEATURE_HUMAN_READABLE(
+//usage:     "\n        -m      1M-byte blocks"
+//usage:     "\n        -h      Human readable (e.g. 1K 243M 2G)"
+//usage:        )
+//usage:        IF_FEATURE_DF_FANCY(
+//usage:     "\n        -a      Show all filesystems"
+//usage:     "\n        -i      Inodes"
+//usage:     "\n        -B SIZE Blocksize"
+//usage:        )
+//usage:
+//usage:#define df_example_usage
+//usage:       "$ df\n"
+//usage:       "Filesystem           1K-blocks      Used Available Use% Mounted on\n"
+//usage:       "/dev/sda3              8690864   8553540    137324  98% /\n"
+//usage:       "/dev/sda1                64216     36364     27852  57% /boot\n"
+//usage:       "$ df /dev/sda3\n"
+//usage:       "Filesystem           1K-blocks      Used Available Use% Mounted on\n"
+//usage:       "/dev/sda3              8690864   8553540    137324  98% /\n"
+//usage:       "$ POSIXLY_CORRECT=sure df /dev/sda3\n"
+//usage:       "Filesystem         512B-blocks      Used Available Use% Mounted on\n"
+//usage:       "/dev/sda3             17381728  17107080    274648  98% /\n"
+//usage:       "$ POSIXLY_CORRECT=yep df -P /dev/sda3\n"
+//usage:       "Filesystem          512-blocks      Used Available Capacity Mounted on\n"
+//usage:       "/dev/sda3             17381728  17107080    274648      98% /\n"
+
 #include <mntent.h>
 #include <sys/vfs.h>
 #include "libbb.h"
diff --git a/coreutils/dirname.c b/coreutils/dirname.c
index 246946ed0..101067c90 100644
--- a/coreutils/dirname.c
+++ b/coreutils/dirname.c
@@ -10,6 +10,17 @@
 /* BB_AUDIT SUSv3 compliant */
 /* http://www.opengroup.org/onlinepubs/007904975/utilities/dirname.html */
 
+//usage:#define dirname_trivial_usage
+//usage:       "FILENAME"
+//usage:#define dirname_full_usage "\n\n"
+//usage:       "Strip non-directory suffix from FILENAME"
+//usage:
+//usage:#define dirname_example_usage
+//usage:       "$ dirname /tmp/foo\n"
+//usage:       "/tmp\n"
+//usage:       "$ dirname /tmp/foo/\n"
+//usage:       "/tmp\n"
+
 #include "libbb.h"
 
 /* This is a NOFORK applet. Be very careful! */
diff --git a/coreutils/dos2unix.c b/coreutils/dos2unix.c
index eab8110dc..df2376bea 100644
--- a/coreutils/dos2unix.c
+++ b/coreutils/dos2unix.c
@@ -12,6 +12,24 @@
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
 */
 
+//usage:#define dos2unix_trivial_usage
+//usage:       "[-ud] [FILE]"
+//usage:#define dos2unix_full_usage "\n\n"
+//usage:       "Convert FILE in-place from DOS to Unix format.\n"
+//usage:       "When no file is given, use stdin/stdout.\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -u      dos2unix"
+//usage:     "\n        -d      unix2dos"
+//usage:
+//usage:#define unix2dos_trivial_usage
+//usage:       "[-ud] [FILE]"
+//usage:#define unix2dos_full_usage "\n\n"
+//usage:       "Convert FILE in-place from Unix to DOS format.\n"
+//usage:       "When no file is given, use stdin/stdout.\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -u      dos2unix"
+//usage:     "\n        -d      unix2dos"
+
 #include "libbb.h"
 
 /* This is a NOEXEC applet. Be very careful! */
diff --git a/coreutils/du.c b/coreutils/du.c
index cc3c78433..7a6662d1e 100644
--- a/coreutils/du.c
+++ b/coreutils/du.c
@@ -23,6 +23,43 @@
  * 4) Fixed busybox bug #1284 involving long overflow with human_readable.
  */
 
+//usage:#define du_trivial_usage
+//usage:       "[-aHLdclsx" IF_FEATURE_HUMAN_READABLE("hm") "k] [FILE]..."
+//usage:#define du_full_usage "\n\n"
+//usage:       "Summarize disk space used for each FILE and/or directory.\n"
+//usage:       "Disk space is printed in units of "
+//usage:        IF_FEATURE_DU_DEFAULT_BLOCKSIZE_1K("1024")
+//usage:        IF_NOT_FEATURE_DU_DEFAULT_BLOCKSIZE_1K("512")
+//usage:       " bytes.\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -a      Show file sizes too"
+//usage:     "\n        -L      Follow all symlinks"
+//usage:     "\n        -H      Follow symlinks on command line"
+//usage:     "\n        -d N    Limit output to directories (and files with -a) of depth < N"
+//usage:     "\n        -c      Show grand total"
+//usage:     "\n        -l      Count sizes many times if hard linked"
+//usage:     "\n        -s      Display only a total for each argument"
+//usage:     "\n        -x      Skip directories on different filesystems"
+//usage:        IF_FEATURE_HUMAN_READABLE(
+//usage:     "\n        -h      Sizes in human readable format (e.g., 1K 243M 2G )"
+//usage:     "\n        -m      Sizes in megabytes"
+//usage:        )
+//usage:     "\n        -k      Sizes in kilobytes"
+//usage:                        IF_FEATURE_DU_DEFAULT_BLOCKSIZE_1K(" (default)")
+//usage:
+//usage:#define du_example_usage
+//usage:       "$ du\n"
+//usage:       "16      ./CVS\n"
+//usage:       "12      ./kernel-patches/CVS\n"
+//usage:       "80      ./kernel-patches\n"
+//usage:       "12      ./tests/CVS\n"
+//usage:       "36      ./tests\n"
+//usage:       "12      ./scripts/CVS\n"
+//usage:       "16      ./scripts\n"
+//usage:       "12      ./docs/CVS\n"
+//usage:       "104     ./docs\n"
+//usage:       "2417    .\n"
+
 #include "libbb.h"
 
 enum {
diff --git a/coreutils/echo.c b/coreutils/echo.c
index 72e18c161..0895e2940 100644
--- a/coreutils/echo.c
+++ b/coreutils/echo.c
@@ -23,6 +23,27 @@
  *    The previous version did not allow 4-digit octals.
  */
 
+//usage:#define echo_trivial_usage
+//usage:        IF_FEATURE_FANCY_ECHO("[-neE] ") "[ARG]..."
+//usage:#define echo_full_usage "\n\n"
+//usage:       "Print the specified ARGs to stdout"
+//usage:        IF_FEATURE_FANCY_ECHO( "\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -n      Suppress trailing newline"
+//usage:     "\n        -e      Interpret backslash escapes (i.e., \\t=tab)"
+//usage:     "\n        -E      Don't interpret backslash escapes (default)"
+//usage:        )
+//usage:
+//usage:#define echo_example_usage
+//usage:       "$ echo \"Erik is cool\"\n"
+//usage:       "Erik is cool\n"
+//usage:        IF_FEATURE_FANCY_ECHO("$ echo -e \"Erik\\nis\\ncool\"\n"
+//usage:       "Erik\n"
+//usage:       "is\n"
+//usage:       "cool\n"
+//usage:       "$ echo \"Erik\\nis\\ncool\"\n"
+//usage:       "Erik\\nis\\ncool\n")
+
 #include "libbb.h"
 
 /* This is a NOFORK applet. Be very careful! */
diff --git a/coreutils/env.c b/coreutils/env.c
index d64a71439..747c668da 100644
--- a/coreutils/env.c
+++ b/coreutils/env.c
@@ -31,6 +31,15 @@
 
 /* This is a NOEXEC applet. Be very careful! */
 
+//usage:#define env_trivial_usage
+//usage:       "[-iu] [-] [name=value]... [PROG ARGS]"
+//usage:#define env_full_usage "\n\n"
+//usage:       "Print the current environment or run PROG after setting up\n"
+//usage:       "the specified environment\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -, -i   Start with an empty environment"
+//usage:     "\n        -u      Remove variable from the environment"
+
 #include "libbb.h"
 
 #if ENABLE_FEATURE_ENV_LONG_OPTIONS
diff --git a/coreutils/expand.c b/coreutils/expand.c
index 7491b717a..73ab0ece3 100644
--- a/coreutils/expand.c
+++ b/coreutils/expand.c
@@ -20,6 +20,37 @@
  *
  *  Caveat: this versions of expand and unexpand don't accept tab lists.
  */
+
+//usage:#define expand_trivial_usage
+//usage:       "[-i] [-t N] [FILE]..."
+//usage:#define expand_full_usage "\n\n"
+//usage:       "Convert tabs to spaces, writing to stdout\n"
+//usage:     "\nOptions:"
+//usage:        IF_FEATURE_EXPAND_LONG_OPTIONS(
+//usage:     "\n        -i,--initial    Don't convert tabs after non blanks"
+//usage:     "\n        -t,--tabs=N     Tabstops every N chars"
+//usage:        )
+//usage:        IF_NOT_FEATURE_EXPAND_LONG_OPTIONS(
+//usage:     "\n        -i      Don't convert tabs after non blanks"
+//usage:     "\n        -t      Tabstops every N chars"
+//usage:        )
+
+//usage:#define unexpand_trivial_usage
+//usage:       "[-fa][-t N] [FILE]..."
+//usage:#define unexpand_full_usage "\n\n"
+//usage:       "Convert spaces to tabs, writing to stdout\n"
+//usage:     "\nOptions:"
+//usage:        IF_FEATURE_UNEXPAND_LONG_OPTIONS(
+//usage:     "\n        -a,--all        Convert all blanks"
+//usage:     "\n        -f,--first-only Convert only leading blanks"
+//usage:     "\n        -t,--tabs=N     Tabstops every N chars"
+//usage:        )
+//usage:        IF_NOT_FEATURE_UNEXPAND_LONG_OPTIONS(
+//usage:     "\n        -a      Convert all blanks"
+//usage:     "\n        -f      Convert only leading blanks"
+//usage:     "\n        -t N    Tabstops every N chars"
+//usage:        )
+
 #include "libbb.h"
 #include "unicode.h"
 
diff --git a/coreutils/expr.c b/coreutils/expr.c
index 04d783f2b..24e75b556 100644
--- a/coreutils/expr.c
+++ b/coreutils/expr.c
@@ -25,6 +25,41 @@
 
 /* no getopt needed */
 
+//usage:#define expr_trivial_usage
+//usage:       "EXPRESSION"
+//usage:#define expr_full_usage "\n\n"
+//usage:       "Print the value of EXPRESSION to stdout\n"
+//usage:    "\n"
+//usage:       "EXPRESSION may be:\n"
+//usage:       "        ARG1 | ARG2     ARG1 if it is neither null nor 0, otherwise ARG2\n"
+//usage:       "        ARG1 & ARG2     ARG1 if neither argument is null or 0, otherwise 0\n"
+//usage:       "        ARG1 < ARG2     1 if ARG1 is less than ARG2, else 0. Similarly:\n"
+//usage:       "        ARG1 <= ARG2\n"
+//usage:       "        ARG1 = ARG2\n"
+//usage:       "        ARG1 != ARG2\n"
+//usage:       "        ARG1 >= ARG2\n"
+//usage:       "        ARG1 > ARG2\n"
+//usage:       "        ARG1 + ARG2     Sum of ARG1 and ARG2. Similarly:\n"
+//usage:       "        ARG1 - ARG2\n"
+//usage:       "        ARG1 * ARG2\n"
+//usage:       "        ARG1 / ARG2\n"
+//usage:       "        ARG1 % ARG2\n"
+//usage:       "        STRING : REGEXP         Anchored pattern match of REGEXP in STRING\n"
+//usage:       "        match STRING REGEXP     Same as STRING : REGEXP\n"
+//usage:       "        substr STRING POS LENGTH Substring of STRING, POS counted from 1\n"
+//usage:       "        index STRING CHARS      Index in STRING where any CHARS is found, or 0\n"
+//usage:       "        length STRING           Length of STRING\n"
+//usage:       "        quote TOKEN             Interpret TOKEN as a string, even if\n"
+//usage:       "                                it is a keyword like 'match' or an\n"
+//usage:       "                                operator like '/'\n"
+//usage:       "        (EXPRESSION)            Value of EXPRESSION\n"
+//usage:       "\n"
+//usage:       "Beware that many operators need to be escaped or quoted for shells.\n"
+//usage:       "Comparisons are arithmetic if both ARGs are numbers, else\n"
+//usage:       "lexicographical. Pattern matches return the string matched between\n"
+//usage:       "\\( and \\) or null; if \\( and \\) are not used, they return the number\n"
+//usage:       "of characters matched or 0."
+
 #include "libbb.h"
 #include "xregex.h"
 
diff --git a/coreutils/false.c b/coreutils/false.c
index 033d2bff4..59c2f321a 100644
--- a/coreutils/false.c
+++ b/coreutils/false.c
@@ -10,6 +10,16 @@
 /* BB_AUDIT SUSv3 compliant */
 /* http://www.opengroup.org/onlinepubs/000095399/utilities/false.html */
 
+//usage:#define false_trivial_usage
+//usage:       ""
+//usage:#define false_full_usage "\n\n"
+//usage:       "Return an exit code of FALSE (1)"
+//usage:
+//usage:#define false_example_usage
+//usage:       "$ false\n"
+//usage:       "$ echo $?\n"
+//usage:       "1\n"
+
 #include "libbb.h"
 
 /* This is a NOFORK applet. Be very careful! */
diff --git a/coreutils/fold.c b/coreutils/fold.c
index 4a6429ad7..3fe668512 100644
--- a/coreutils/fold.c
+++ b/coreutils/fold.c
@@ -9,6 +9,16 @@
 
    Licensed under GPLv2 or later, see file LICENSE in this source tree.
 */
+
+//usage:#define fold_trivial_usage
+//usage:       "[-bs] [-w WIDTH] [FILE]..."
+//usage:#define fold_full_usage "\n\n"
+//usage:       "Wrap input lines in each FILE (or stdin), writing to stdout\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -b      Count bytes rather than columns"
+//usage:     "\n        -s      Break at spaces"
+//usage:     "\n        -w      Use WIDTH columns instead of 80"
+
 #include "libbb.h"
 #include "unicode.h"
 
diff --git a/coreutils/fsync.c b/coreutils/fsync.c
index b8b463cd1..518c5642b 100644
--- a/coreutils/fsync.c
+++ b/coreutils/fsync.c
@@ -6,6 +6,14 @@
  *
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
+
+//usage:#define fsync_trivial_usage
+//usage:       "[-d] FILE..."
+//usage:#define fsync_full_usage "\n\n"
+//usage:       "Write files' buffered blocks to disk\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -d      Avoid syncing metadata"
+
 #include "libbb.h"
 #ifndef O_NOATIME
 # define O_NOATIME 0
diff --git a/coreutils/head.c b/coreutils/head.c
index 669aae819..f49320ef4 100644
--- a/coreutils/head.c
+++ b/coreutils/head.c
@@ -11,6 +11,26 @@
 /* BB_AUDIT GNU compatible -c, -q, and -v options in 'fancy' configuration. */
 /* http://www.opengroup.org/onlinepubs/007904975/utilities/head.html */
 
+//usage:#define head_trivial_usage
+//usage:       "[OPTIONS] [FILE]..."
+//usage:#define head_full_usage "\n\n"
+//usage:       "Print first 10 lines of each FILE (or stdin) to stdout.\n"
+//usage:       "With more than one FILE, precede each with a filename header.\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -n N[kbm]       Print first N lines"
+//usage:        IF_FEATURE_FANCY_HEAD(
+//usage:     "\n        -c N[kbm]       Print first N bytes"
+//usage:     "\n        -q              Never print headers"
+//usage:     "\n        -v              Always print headers"
+//usage:        )
+//usage:     "\n"
+//usage:     "\nN may be suffixed by k (x1024), b (x512), or m (x1024^2)."
+//usage:
+//usage:#define head_example_usage
+//usage:       "$ head -n 2 /etc/passwd\n"
+//usage:       "root:x:0:0:root:/root:/bin/bash\n"
+//usage:       "daemon:x:1:1:daemon:/usr/sbin:/bin/sh\n"
+
 #include "libbb.h"
 
 /* This is a NOEXEC applet. Be very careful! */
diff --git a/coreutils/hostid.c b/coreutils/hostid.c
index 635e48e12..49409b9de 100644
--- a/coreutils/hostid.c
+++ b/coreutils/hostid.c
@@ -9,6 +9,11 @@
 
 /* BB_AUDIT SUSv3 N/A -- Matches GNU behavior. */
 
+//usage:#define hostid_trivial_usage
+//usage:       ""
+//usage:#define hostid_full_usage "\n\n"
+//usage:       "Print out a unique 32-bit identifier for the machine"
+
 #include "libbb.h"
 
 /* This is a NOFORK applet. Be very careful! */
diff --git a/coreutils/id.c b/coreutils/id.c
index 0639325c3..42ed4c749 100644
--- a/coreutils/id.c
+++ b/coreutils/id.c
@@ -15,6 +15,24 @@
  * Added -G option Tito Ragusa (C) 2008 for SUSv3.
  */
 
+//usage:#define id_trivial_usage
+//usage:       "[OPTIONS] [USER]"
+//usage:#define id_full_usage "\n\n"
+//usage:       "Print information about USER or the current user\n"
+//usage:     "\nOptions:"
+//usage:        IF_SELINUX(
+//usage:     "\n        -Z      Security context"
+//usage:        )
+//usage:     "\n        -u      User ID"
+//usage:     "\n        -g      Group ID"
+//usage:     "\n        -G      Supplementary group IDs"
+//usage:     "\n        -n      Print names instead of numbers"
+//usage:     "\n        -r      Print real ID instead of effective ID"
+//usage:
+//usage:#define id_example_usage
+//usage:       "$ id\n"
+//usage:       "uid=1000(andersen) gid=1000(andersen)\n"
+
 #include "libbb.h"
 
 /* This is a NOEXEC applet. Be very careful! */
diff --git a/coreutils/install.c b/coreutils/install.c
index 9dc90d641..fe5f26e79 100644
--- a/coreutils/install.c
+++ b/coreutils/install.c
@@ -6,6 +6,24 @@
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
 
+/* -v, -b, -c are ignored */
+//usage:#define install_trivial_usage
+//usage:        "[-cdDsp] [-o USER] [-g GRP] [-m MODE] [SOURCE]... DEST"
+//usage:#define install_full_usage "\n\n"
+//usage:       "Copy files and set attributes\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -c      Just copy (default)"
+//usage:     "\n        -d      Create directories"
+//usage:     "\n        -D      Create leading target directories"
+//usage:     "\n        -s      Strip symbol table"
+//usage:     "\n        -p      Preserve date"
+//usage:     "\n        -o USER Set ownership"
+//usage:     "\n        -g GRP  Set group ownership"
+//usage:     "\n        -m MODE Set permissions"
+//usage:        IF_SELINUX(
+//usage:     "\n        -Z      Set security context"
+//usage:        )
+
 #include "libbb.h"
 #include "libcoreutils/coreutils.h"
 
diff --git a/coreutils/ln.c b/coreutils/ln.c
index 6da290c11..2da915a68 100644
--- a/coreutils/ln.c
+++ b/coreutils/ln.c
@@ -11,6 +11,22 @@
 /* BB_AUDIT GNU options missing: -d, -F, -i, and -v. */
 /* http://www.opengroup.org/onlinepubs/007904975/utilities/ln.html */
 
+//usage:#define ln_trivial_usage
+//usage:       "[OPTIONS] TARGET... LINK|DIR"
+//usage:#define ln_full_usage "\n\n"
+//usage:       "Create a link LINK or DIR/TARGET to the specified TARGET(s)\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -s      Make symlinks instead of hardlinks"
+//usage:     "\n        -f      Remove existing destinations"
+//usage:     "\n        -n      Don't dereference symlinks - treat like normal file"
+//usage:     "\n        -b      Make a backup of the target (if exists) before link operation"
+//usage:     "\n        -S suf  Use suffix instead of ~ when making backup files"
+//usage:
+//usage:#define ln_example_usage
+//usage:       "$ ln -s BusyBox /tmp/ls\n"
+//usage:       "$ ls -l /tmp/ls\n"
+//usage:       "lrwxrwxrwx    1 root     root            7 Apr 12 18:39 ls -> BusyBox*\n"
+
 #include "libbb.h"
 
 /* This is a NOEXEC applet. Be very careful! */
diff --git a/coreutils/logname.c b/coreutils/logname.c
index 62f453f2f..10b9615a1 100644
--- a/coreutils/logname.c
+++ b/coreutils/logname.c
@@ -20,6 +20,15 @@
  * a diagnostic message and an error return.
  */
 
+//usage:#define logname_trivial_usage
+//usage:       ""
+//usage:#define logname_full_usage "\n\n"
+//usage:       "Print the name of the current user"
+//usage:
+//usage:#define logname_example_usage
+//usage:       "$ logname\n"
+//usage:       "root\n"
+
 #include "libbb.h"
 
 /* This is a NOFORK applet. Be very careful! */
diff --git a/coreutils/md5_sha1_sum.c b/coreutils/md5_sha1_sum.c
index 3b897c18f..09f3a0080 100644
--- a/coreutils/md5_sha1_sum.c
+++ b/coreutils/md5_sha1_sum.c
@@ -6,6 +6,64 @@
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
 
+//usage:#define md5sum_trivial_usage
+//usage:       "[FILE]..."
+//usage:        IF_FEATURE_MD5_SHA1_SUM_CHECK("\n   or: md5sum -c [-sw] [FILE]")
+//usage:#define md5sum_full_usage "\n\n"
+//usage:       "Print" IF_FEATURE_MD5_SHA1_SUM_CHECK(" or check") " MD5 checksums"
+//usage:        IF_FEATURE_MD5_SHA1_SUM_CHECK( "\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -c      Check sums against given list"
+//usage:     "\n        -s      Don't output anything, status code shows success"
+//usage:     "\n        -w      Warn about improperly formatted checksum lines"
+//usage:        )
+//usage:
+//usage:#define md5sum_example_usage
+//usage:       "$ md5sum < busybox\n"
+//usage:       "6fd11e98b98a58f64ff3398d7b324003\n"
+//usage:       "$ md5sum busybox\n"
+//usage:       "6fd11e98b98a58f64ff3398d7b324003  busybox\n"
+//usage:       "$ md5sum -c -\n"
+//usage:       "6fd11e98b98a58f64ff3398d7b324003  busybox\n"
+//usage:       "busybox: OK\n"
+//usage:       "^D\n"
+//usage:
+//usage:#define sha1sum_trivial_usage
+//usage:       "[FILE]..."
+//usage:        IF_FEATURE_MD5_SHA1_SUM_CHECK("\n   or: sha1sum -c [-sw] [FILE]")
+//usage:#define sha1sum_full_usage "\n\n"
+//usage:       "Print" IF_FEATURE_MD5_SHA1_SUM_CHECK(" or check") " SHA1 checksums"
+//usage:        IF_FEATURE_MD5_SHA1_SUM_CHECK( "\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -c      Check sums against given list"
+//usage:     "\n        -s      Don't output anything, status code shows success"
+//usage:     "\n        -w      Warn about improperly formatted checksum lines"
+//usage:        )
+//usage:
+//usage:#define sha256sum_trivial_usage
+//usage:       "[FILE]..."
+//usage:        IF_FEATURE_MD5_SHA1_SUM_CHECK("\n   or: sha256sum -c [-sw] [FILE]")
+//usage:#define sha256sum_full_usage "\n\n"
+//usage:       "Print" IF_FEATURE_MD5_SHA1_SUM_CHECK(" or check") " SHA256 checksums"
+//usage:        IF_FEATURE_MD5_SHA1_SUM_CHECK( "\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -c      Check sums against given list"
+//usage:     "\n        -s      Don't output anything, status code shows success"
+//usage:     "\n        -w      Warn about improperly formatted checksum lines"
+//usage:        )
+//usage:
+//usage:#define sha512sum_trivial_usage
+//usage:       "[FILE]..."
+//usage:        IF_FEATURE_MD5_SHA1_SUM_CHECK("\n   or: sha512sum -c [-sw] [FILE]")
+//usage:#define sha512sum_full_usage "\n\n"
+//usage:       "Print" IF_FEATURE_MD5_SHA1_SUM_CHECK(" or check") " SHA512 checksums"
+//usage:        IF_FEATURE_MD5_SHA1_SUM_CHECK( "\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -c      Check sums against given list"
+//usage:     "\n        -s      Don't output anything, status code shows success"
+//usage:     "\n        -w      Warn about improperly formatted checksum lines"
+//usage:        )
+
 #include "libbb.h"
 
 /* This is a NOEXEC applet. Be very careful! */
diff --git a/coreutils/mkdir.c b/coreutils/mkdir.c
index 0de0d5c3b..e425bbe5e 100644
--- a/coreutils/mkdir.c
+++ b/coreutils/mkdir.c
@@ -19,6 +19,25 @@
 /* Nov 28, 2006      Yoshinori Sato <ysato@users.sourceforge.jp>: Add SELinux Support.
  */
 
+//usage:#define mkdir_trivial_usage
+//usage:       "[OPTIONS] DIRECTORY..."
+//usage:#define mkdir_full_usage "\n\n"
+//usage:       "Create DIRECTORY\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -m MODE Mode"
+//usage:     "\n        -p      No error if exists; make parent directories as needed"
+//usage:        IF_SELINUX(
+//usage:     "\n        -Z      Set security context"
+//usage:        )
+//usage:
+//usage:#define mkdir_example_usage
+//usage:       "$ mkdir /tmp/foo\n"
+//usage:       "$ mkdir /tmp/foo\n"
+//usage:       "/tmp/foo: File exists\n"
+//usage:       "$ mkdir /tmp/foo/bar/baz\n"
+//usage:       "/tmp/foo/bar/baz: No such file or directory\n"
+//usage:       "$ mkdir -p /tmp/foo/bar/baz\n"
+
 #include "libbb.h"
 
 /* This is a NOFORK applet. Be very careful! */
diff --git a/coreutils/mkfifo.c b/coreutils/mkfifo.c
index d908ce45e..84d8d99dd 100644
--- a/coreutils/mkfifo.c
+++ b/coreutils/mkfifo.c
@@ -10,6 +10,16 @@
 /* BB_AUDIT SUSv3 compliant */
 /* http://www.opengroup.org/onlinepubs/007904975/utilities/mkfifo.html */
 
+//usage:#define mkfifo_trivial_usage
+//usage:       "[-m MODE] " IF_SELINUX("[-Z] ") "NAME"
+//usage:#define mkfifo_full_usage "\n\n"
+//usage:       "Create named pipe\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -m MODE Mode (default a=rw)"
+//usage:        IF_SELINUX(
+//usage:     "\n        -Z      Set security context"
+//usage:        )
+
 #include "libbb.h"
 #include "libcoreutils/coreutils.h"
 
diff --git a/coreutils/mknod.c b/coreutils/mknod.c
index 14d91b5df..50dbd62e3 100644
--- a/coreutils/mknod.c
+++ b/coreutils/mknod.c
@@ -9,6 +9,24 @@
 
 /* BB_AUDIT SUSv3 N/A -- Matches GNU behavior. */
 
+//usage:#define mknod_trivial_usage
+//usage:       "[-m MODE] " IF_SELINUX("[-Z] ") "NAME TYPE MAJOR MINOR"
+//usage:#define mknod_full_usage "\n\n"
+//usage:       "Create a special file (block, character, or pipe)\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -m MODE Creation mode (default a=rw)"
+//usage:        IF_SELINUX(
+//usage:     "\n        -Z      Set security context"
+//usage:        )
+//usage:     "\nTYPE:"
+//usage:     "\n        b       Block device"
+//usage:     "\n        c or u  Character device"
+//usage:     "\n        p       Named pipe (MAJOR and MINOR are ignored)"
+//usage:
+//usage:#define mknod_example_usage
+//usage:       "$ mknod /dev/fd0 b 2 0\n"
+//usage:       "$ mknod -m 644 /tmp/pipe p\n"
+
 #include <sys/sysmacros.h>  // For makedev
 
 #include "libbb.h"
diff --git a/coreutils/nice.c b/coreutils/nice.c
index 35d6bf3d9..2763986e7 100644
--- a/coreutils/nice.c
+++ b/coreutils/nice.c
@@ -7,6 +7,13 @@
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
 
+//usage:#define nice_trivial_usage
+//usage:       "[-n ADJUST] [PROG ARGS]"
+//usage:#define nice_full_usage "\n\n"
+//usage:       "Change scheduling priority, run PROG\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -n ADJUST       Adjust priority by ADJUST"
+
 #include <sys/resource.h>
 #include "libbb.h"
 
diff --git a/coreutils/nohup.c b/coreutils/nohup.c
index c21aae9f5..63853fd55 100644
--- a/coreutils/nohup.c
+++ b/coreutils/nohup.c
@@ -10,6 +10,14 @@
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
 
+//usage:#define nohup_trivial_usage
+//usage:       "PROG ARGS"
+//usage:#define nohup_full_usage "\n\n"
+//usage:       "Run PROG immune to hangups, with output to a non-tty"
+//usage:
+//usage:#define nohup_example_usage
+//usage:       "$ nohup make &"
+
 #include "libbb.h"
 
 /* Compat info: nohup (GNU coreutils 6.8) does this:
diff --git a/coreutils/od.c b/coreutils/od.c
index e62711671..31ebde210 100644
--- a/coreutils/od.c
+++ b/coreutils/od.c
@@ -11,6 +11,11 @@
  * Original copyright notice is retained at the end of this file.
  */
 
+//usage:#define od_trivial_usage
+//usage:       "[-aBbcDdeFfHhIiLlOovXx] " IF_DESKTOP("[-t TYPE] ") "[FILE]"
+//usage:#define od_full_usage "\n\n"
+//usage:       "Write an unambiguous representation, octal bytes by default, of FILE\n"
+//usage:       "(or stdin) to stdout"
 
 #include "libbb.h"
 #if ENABLE_DESKTOP
diff --git a/coreutils/printenv.c b/coreutils/printenv.c
index d0fb71636..bd5db7073 100644
--- a/coreutils/printenv.c
+++ b/coreutils/printenv.c
@@ -8,6 +8,12 @@
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
 
+//usage:#define printenv_trivial_usage
+//usage:       "[VARIABLE]..."
+//usage:#define printenv_full_usage "\n\n"
+//usage:       "Print environment VARIABLEs.\n"
+//usage:       "If no VARIABLE specified, print all."
+
 #include "libbb.h"
 
 /* This is a NOFORK applet. Be very careful! */
diff --git a/coreutils/printf.c b/coreutils/printf.c
index c8395fa89..f53aa4787 100644
--- a/coreutils/printf.c
+++ b/coreutils/printf.c
@@ -38,6 +38,16 @@
 
 //   19990508 Busy Boxed! Dave Cinege
 
+//usage:#define printf_trivial_usage
+//usage:       "FORMAT [ARGUMENT]..."
+//usage:#define printf_full_usage "\n\n"
+//usage:       "Format and print ARGUMENT(s) according to FORMAT,\n"
+//usage:       "where FORMAT controls the output exactly as in C printf"
+//usage:
+//usage:#define printf_example_usage
+//usage:       "$ printf \"Val=%d\\n\" 5\n"
+//usage:       "Val=5\n"
+
 #include "libbb.h"
 
 /* A note on bad input: neither bash 3.2 nor coreutils 6.10 stop on it.
diff --git a/coreutils/pwd.c b/coreutils/pwd.c
index 2949c55c2..739b835b5 100644
--- a/coreutils/pwd.c
+++ b/coreutils/pwd.c
@@ -7,6 +7,15 @@
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
 
+//usage:#define pwd_trivial_usage
+//usage:       ""
+//usage:#define pwd_full_usage "\n\n"
+//usage:       "Print the full filename of the current working directory"
+//usage:
+//usage:#define pwd_example_usage
+//usage:       "$ pwd\n"
+//usage:       "/root\n"
+
 #include "libbb.h"
 
 /* This is a NOFORK applet. Be very careful! */
diff --git a/coreutils/readlink.c b/coreutils/readlink.c
index 87602fbc6..1a0eca646 100644
--- a/coreutils/readlink.c
+++ b/coreutils/readlink.c
@@ -6,6 +6,18 @@
  *
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
+
+//usage:#define readlink_trivial_usage
+//usage:        IF_FEATURE_READLINK_FOLLOW("[-fnv] ") "FILE"
+//usage:#define readlink_full_usage "\n\n"
+//usage:       "Display the value of a symlink"
+//usage:        IF_FEATURE_READLINK_FOLLOW( "\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -f      Canonicalize by following all symlinks"
+//usage:     "\n        -n      Don't add newline"
+//usage:     "\n        -v      Verbose"
+//usage:        )
+
 #include "libbb.h"
 
 /*
diff --git a/coreutils/realpath.c b/coreutils/realpath.c
index 5933062b8..c513b5549 100644
--- a/coreutils/realpath.c
+++ b/coreutils/realpath.c
@@ -10,6 +10,11 @@
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
 
+//usage:#define realpath_trivial_usage
+//usage:       "FILE..."
+//usage:#define realpath_full_usage "\n\n"
+//usage:       "Return the absolute pathnames of given FILE"
+
 #include "libbb.h"
 
 int realpath_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
diff --git a/coreutils/rm.c b/coreutils/rm.c
index 69c473ddb..8efd895cc 100644
--- a/coreutils/rm.c
+++ b/coreutils/rm.c
@@ -15,6 +15,18 @@
  * Size reduction.
  */
 
+//usage:#define rm_trivial_usage
+//usage:       "[-irf] FILE..."
+//usage:#define rm_full_usage "\n\n"
+//usage:       "Remove (unlink) FILEs\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -i      Always prompt before removing"
+//usage:     "\n        -f      Never prompt"
+//usage:     "\n        -R,-r   Recurse"
+//usage:
+//usage:#define rm_example_usage
+//usage:       "$ rm -rf /tmp/foo\n"
+
 #include "libbb.h"
 
 /* This is a NOFORK applet. Be very careful! */
diff --git a/coreutils/rmdir.c b/coreutils/rmdir.c
index 231793ce0..0dbd940a1 100644
--- a/coreutils/rmdir.c
+++ b/coreutils/rmdir.c
@@ -10,6 +10,22 @@
 /* BB_AUDIT SUSv3 compliant */
 /* http://www.opengroup.org/onlinepubs/007904975/utilities/rmdir.html */
 
+//usage:#define rmdir_trivial_usage
+//usage:       "[OPTIONS] DIRECTORY..."
+//usage:#define rmdir_full_usage "\n\n"
+//usage:       "Remove DIRECTORY if it is empty\n"
+//usage:     "\nOptions:"
+//usage:        IF_FEATURE_RMDIR_LONG_OPTIONS(
+//usage:     "\n        -p|--parents    Include parents"
+//usage:     "\n        --ignore-fail-on-non-empty"
+//usage:        )
+//usage:        IF_NOT_FEATURE_RMDIR_LONG_OPTIONS(
+//usage:     "\n        -p      Include parents"
+//usage:        )
+//usage:
+//usage:#define rmdir_example_usage
+//usage:       "# rmdir /tmp/foo\n"
+
 #include "libbb.h"
 
 /* This is a NOFORK applet. Be very careful! */
diff --git a/coreutils/seq.c b/coreutils/seq.c
index 22bf3ec9d..b600266fd 100644
--- a/coreutils/seq.c
+++ b/coreutils/seq.c
@@ -6,6 +6,16 @@
  *
  * Licensed under GPLv2, see file LICENSE in this source tree.
  */
+
+//usage:#define seq_trivial_usage
+//usage:       "[-w] [-s SEP] [FIRST [INC]] LAST"
+//usage:#define seq_full_usage "\n\n"
+//usage:       "Print numbers from FIRST to LAST, in steps of INC.\n"
+//usage:       "FIRST, INC default to 1.\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -w      Pad to last with leading zeros"
+//usage:     "\n        -s SEP  String separator"
+
 #include "libbb.h"
 
 /* This is a NOFORK applet. Be very careful! */
diff --git a/coreutils/sleep.c b/coreutils/sleep.c
index 433f9d6ee..0ffbd16eb 100644
--- a/coreutils/sleep.c
+++ b/coreutils/sleep.c
@@ -18,6 +18,21 @@
  * time suffixes for seconds, minutes, hours, and days.
  */
 
+//usage:#define sleep_trivial_usage
+//usage:        IF_FEATURE_FANCY_SLEEP("[") "N" IF_FEATURE_FANCY_SLEEP("]...")
+//usage:#define sleep_full_usage "\n\n"
+//usage:        IF_NOT_FEATURE_FANCY_SLEEP("Pause for N seconds")
+//usage:        IF_FEATURE_FANCY_SLEEP(
+//usage:       "Pause for a time equal to the total of the args given, where each arg can\n"
+//usage:       "have an optional suffix of (s)econds, (m)inutes, (h)ours, or (d)ays")
+//usage:
+//usage:#define sleep_example_usage
+//usage:       "$ sleep 2\n"
+//usage:       "[2 second delay results]\n"
+//usage:        IF_FEATURE_FANCY_SLEEP(
+//usage:       "$ sleep 1d 3h 22m 8s\n"
+//usage:       "[98528 second delay results]\n")
+
 #include "libbb.h"
 
 /* Do not make this applet NOFORK. It breaks ^C-ing of pauses in shells */
diff --git a/coreutils/sort.c b/coreutils/sort.c
index 3562464d1..f709ea1b3 100644
--- a/coreutils/sort.c
+++ b/coreutils/sort.c
@@ -12,6 +12,54 @@
  * http://www.opengroup.org/onlinepubs/007904975/utilities/sort.html
  */
 
+//usage:#define sort_trivial_usage
+//usage:       "[-nru"
+//usage:        IF_FEATURE_SORT_BIG("gMcszbdfimSTokt] [-o FILE] [-k start[.offset][opts][,end[.offset][opts]] [-t CHAR")
+//usage:       "] [FILE]..."
+//usage:#define sort_full_usage "\n\n"
+//usage:       "Sort lines of text\n"
+//usage:     "\nOptions:"
+//usage:        IF_FEATURE_SORT_BIG(
+//usage:     "\n        -b      Ignore leading blanks"
+//usage:     "\n        -c      Check whether input is sorted"
+//usage:     "\n        -d      Dictionary order (blank or alphanumeric only)"
+//usage:     "\n        -f      Ignore case"
+//usage:     "\n        -g      General numerical sort"
+//usage:     "\n        -i      Ignore unprintable characters"
+//usage:     "\n        -k      Sort key"
+//usage:     "\n        -M      Sort month"
+//usage:        )
+//usage:     "\n        -n      Sort numbers"
+//usage:        IF_FEATURE_SORT_BIG(
+//usage:     "\n        -o      Output to file"
+//usage:     "\n        -k      Sort by key"
+//usage:     "\n        -t CHAR Key separator"
+//usage:        )
+//usage:     "\n        -r      Reverse sort order"
+//usage:        IF_FEATURE_SORT_BIG(
+//usage:     "\n        -s      Stable (don't sort ties alphabetically)"
+//usage:        )
+//usage:     "\n        -u      Suppress duplicate lines"
+//usage:        IF_FEATURE_SORT_BIG(
+//usage:     "\n        -z      Lines are terminated by NUL, not newline"
+//usage:     "\n        -mST    Ignored for GNU compatibility")
+//usage:
+//usage:#define sort_example_usage
+//usage:       "$ echo -e \"e\\nf\\nb\\nd\\nc\\na\" | sort\n"
+//usage:       "a\n"
+//usage:       "b\n"
+//usage:       "c\n"
+//usage:       "d\n"
+//usage:       "e\n"
+//usage:       "f\n"
+//usage:        IF_FEATURE_SORT_BIG(
+//usage:                "$ echo -e \"c 3\\nb 2\\nd 2\" | $SORT -k 2,2n -k 1,1r\n"
+//usage:                "d 2\n"
+//usage:                "b 2\n"
+//usage:                "c 3\n"
+//usage:        )
+//usage:       ""
+
 #include "libbb.h"
 
 /* This is a NOEXEC applet. Be very careful! */
diff --git a/coreutils/split.c b/coreutils/split.c
index 79316ed74..f0077077e 100644
--- a/coreutils/split.c
+++ b/coreutils/split.c
@@ -9,6 +9,19 @@
  * SUSv3 requirements:
  * http://www.opengroup.org/onlinepubs/009695399/utilities/split.html
  */
+
+//usage:#define split_trivial_usage
+//usage:       "[OPTIONS] [INPUT [PREFIX]]"
+//usage:#define split_full_usage "\n\n"
+//usage:       "Options:"
+//usage:     "\n        -b N[k|m]       Split by N (kilo|mega)bytes"
+//usage:     "\n        -l N            Split by N lines"
+//usage:     "\n        -a N            Use N letters as suffix"
+//usage:
+//usage:#define split_example_usage
+//usage:       "$ split TODO foo\n"
+//usage:       "$ cat TODO | split -a 2 -l 2 TODO_\n"
+
 #include "libbb.h"
 
 static const struct suffix_mult split_suffices[] = {
diff --git a/coreutils/stat.c b/coreutils/stat.c
index 7351f5956..e85e51033 100644
--- a/coreutils/stat.c
+++ b/coreutils/stat.c
@@ -12,6 +12,67 @@
  *
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
+
+//usage:#define stat_trivial_usage
+//usage:       "[OPTIONS] FILE..."
+//usage:#define stat_full_usage "\n\n"
+//usage:       "Display file (default) or filesystem status\n"
+//usage:     "\nOptions:"
+//usage:        IF_FEATURE_STAT_FORMAT(
+//usage:     "\n        -c fmt  Use the specified format"
+//usage:        )
+//usage:     "\n        -f      Display filesystem status"
+//usage:     "\n        -L      Follow links"
+//usage:     "\n        -t      Display info in terse form"
+//usage:        IF_SELINUX(
+//usage:     "\n        -Z      Print security context"
+//usage:        )
+//usage:        IF_FEATURE_STAT_FORMAT(
+//usage:       "\n\nValid format sequences for files:\n"
+//usage:       " %a     Access rights in octal\n"
+//usage:       " %A     Access rights in human readable form\n"
+//usage:       " %b     Number of blocks allocated (see %B)\n"
+//usage:       " %B     The size in bytes of each block reported by %b\n"
+//usage:       " %d     Device number in decimal\n"
+//usage:       " %D     Device number in hex\n"
+//usage:       " %f     Raw mode in hex\n"
+//usage:       " %F     File type\n"
+//usage:       " %g     Group ID of owner\n"
+//usage:       " %G     Group name of owner\n"
+//usage:       " %h     Number of hard links\n"
+//usage:       " %i     Inode number\n"
+//usage:       " %n     File name\n"
+//usage:       " %N     File name, with -> TARGET if symlink\n"
+//usage:       " %o     I/O block size\n"
+//usage:       " %s     Total size, in bytes\n"
+//usage:       " %t     Major device type in hex\n"
+//usage:       " %T     Minor device type in hex\n"
+//usage:       " %u     User ID of owner\n"
+//usage:       " %U     User name of owner\n"
+//usage:       " %x     Time of last access\n"
+//usage:       " %X     Time of last access as seconds since Epoch\n"
+//usage:       " %y     Time of last modification\n"
+//usage:       " %Y     Time of last modification as seconds since Epoch\n"
+//usage:       " %z     Time of last change\n"
+//usage:       " %Z     Time of last change as seconds since Epoch\n"
+//usage:       "\nValid format sequences for file systems:\n"
+//usage:       " %a     Free blocks available to non-superuser\n"
+//usage:       " %b     Total data blocks in file system\n"
+//usage:       " %c     Total file nodes in file system\n"
+//usage:       " %d     Free file nodes in file system\n"
+//usage:       " %f     Free blocks in file system\n"
+//usage:        IF_SELINUX(
+//usage:       " %C     Security context in selinux\n"
+//usage:        )
+//usage:       " %i     File System ID in hex\n"
+//usage:       " %l     Maximum length of filenames\n"
+//usage:       " %n     File name\n"
+//usage:       " %s     Block size (for faster transfer)\n"
+//usage:       " %S     Fundamental block size (for block counts)\n"
+//usage:       " %t     Type in hex\n"
+//usage:       " %T     Type in human readable form"
+//usage:        )
+
 #include "libbb.h"
 
 #define OPT_FILESYS     (1 << 0)
diff --git a/coreutils/stty.c b/coreutils/stty.c
index d8184a34f..af2347161 100644
--- a/coreutils/stty.c
+++ b/coreutils/stty.c
@@ -21,6 +21,17 @@
 
    */
 
+//usage:#define stty_trivial_usage
+//usage:       "[-a|g] [-F DEVICE] [SETTING]..."
+//usage:#define stty_full_usage "\n\n"
+//usage:       "Without arguments, prints baud rate, line discipline,\n"
+//usage:       "and deviations from stty sane\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -F DEVICE       Open device instead of stdin"
+//usage:     "\n        -a              Print all current settings in human-readable form"
+//usage:     "\n        -g              Print in stty-readable form"
+//usage:     "\n        [SETTING]       See manpage"
+
 #include "libbb.h"
 
 #ifndef _POSIX_VDISABLE
diff --git a/coreutils/sum.c b/coreutils/sum.c
index e087fb85b..9e6b0c5b1 100644
--- a/coreutils/sum.c
+++ b/coreutils/sum.c
@@ -13,6 +13,14 @@
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
 
+//usage:#define sum_trivial_usage
+//usage:       "[-rs] [FILE]..."
+//usage:#define sum_full_usage "\n\n"
+//usage:       "Checksum and count the blocks in a file\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -r      Use BSD sum algorithm (1K blocks)"
+//usage:     "\n        -s      Use System V sum algorithm (512byte blocks)"
+
 #include "libbb.h"
 
 enum { SUM_BSD, PRINT_NAME, SUM_SYSV };
diff --git a/coreutils/sync.c b/coreutils/sync.c
index bb112ea38..7d98a1e30 100644
--- a/coreutils/sync.c
+++ b/coreutils/sync.c
@@ -9,6 +9,11 @@
 
 /* BB_AUDIT SUSv3 N/A -- Matches GNU behavior. */
 
+//usage:#define sync_trivial_usage
+//usage:       ""
+//usage:#define sync_full_usage "\n\n"
+//usage:       "Write all buffered blocks to disk"
+
 #include "libbb.h"
 
 /* This is a NOFORK applet. Be very careful! */
diff --git a/coreutils/tac.c b/coreutils/tac.c
index ab3e66ac2..94d669de1 100644
--- a/coreutils/tac.c
+++ b/coreutils/tac.c
@@ -16,6 +16,11 @@
  * http://www.uclibc.org/lists/busybox/2003-July/008813.html
  */
 
+//usage:#define tac_trivial_usage
+//usage:        "[FILE]..."
+//usage:#define tac_full_usage "\n\n"
+//usage:        "Concatenate FILEs and print them in reverse"
+
 #include "libbb.h"
 
 /* This is a NOEXEC applet. Be very careful! */
diff --git a/coreutils/tail.c b/coreutils/tail.c
index df881a37a..eac982735 100644
--- a/coreutils/tail.c
+++ b/coreutils/tail.c
@@ -24,6 +24,31 @@
  * 7) lseek attempted when count==0 even if arg was +0 (from top)
  */
 
+//usage:#define tail_trivial_usage
+//usage:       "[OPTIONS] [FILE]..."
+//usage:#define tail_full_usage "\n\n"
+//usage:       "Print last 10 lines of each FILE (or stdin) to stdout.\n"
+//usage:       "With more than one FILE, precede each with a filename header.\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -f              Print data as file grows"
+//usage:        IF_FEATURE_FANCY_TAIL(
+//usage:     "\n        -s SECONDS      Wait SECONDS between reads with -f"
+//usage:        )
+//usage:     "\n        -n N[kbm]       Print last N lines"
+//usage:        IF_FEATURE_FANCY_TAIL(
+//usage:     "\n        -c N[kbm]       Print last N bytes"
+//usage:     "\n        -q              Never print headers"
+//usage:     "\n        -v              Always print headers"
+//usage:     "\n"
+//usage:     "\nN may be suffixed by k (x1024), b (x512), or m (x1024^2)."
+//usage:     "\nIf N starts with a '+', output begins with the Nth item from the start"
+//usage:     "\nof each file, not from the end."
+//usage:        )
+//usage:
+//usage:#define tail_example_usage
+//usage:       "$ tail -n 1 /etc/resolv.conf\n"
+//usage:       "nameserver 10.0.0.1\n"
+
 #include "libbb.h"
 
 static const struct suffix_mult tail_suffixes[] = {
diff --git a/coreutils/tee.c b/coreutils/tee.c
index e66e885ec..3e3164e70 100644
--- a/coreutils/tee.c
+++ b/coreutils/tee.c
@@ -10,6 +10,19 @@
 /* BB_AUDIT SUSv3 compliant */
 /* http://www.opengroup.org/onlinepubs/007904975/utilities/tee.html */
 
+//usage:#define tee_trivial_usage
+//usage:       "[-ai] [FILE]..."
+//usage:#define tee_full_usage "\n\n"
+//usage:       "Copy stdin to each FILE, and also to stdout\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -a      Append to the given FILEs, don't overwrite"
+//usage:     "\n        -i      Ignore interrupt signals (SIGINT)"
+//usage:
+//usage:#define tee_example_usage
+//usage:       "$ echo \"Hello\" | tee /tmp/foo\n"
+//usage:       "$ cat /tmp/foo\n"
+//usage:       "Hello\n"
+
 #include "libbb.h"
 
 int tee_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
diff --git a/coreutils/test.c b/coreutils/test.c
index 2d245be6c..1f5398ad8 100644
--- a/coreutils/test.c
+++ b/coreutils/test.c
@@ -39,6 +39,29 @@
 //config:       help
 //config:         Enable 64-bit support in test.
 
+/* "test --help" does not print help (POSIX compat), only "[ --help" does.
+ * We display "<applet> EXPRESSION ]" here (not "<applet> EXPRESSION")
+ * Unfortunately, it screws up generated BusyBox.html. TODO. */
+//usage:#define test_trivial_usage
+//usage:       "EXPRESSION ]"
+//usage:#define test_full_usage "\n\n"
+//usage:       "Check file types, compare values etc. Return a 0/1 exit code\n"
+//usage:       "depending on logical value of EXPRESSION"
+//usage:
+//usage:#define test_example_usage
+//usage:       "$ test 1 -eq 2\n"
+//usage:       "$ echo $?\n"
+//usage:       "1\n"
+//usage:       "$ test 1 -eq 1\n"
+//usage:       "$ echo $?\n"
+//usage:       "0\n"
+//usage:       "$ [ -d /etc ]\n"
+//usage:       "$ echo $?\n"
+//usage:       "0\n"
+//usage:       "$ [ -d /junk ]\n"
+//usage:       "$ echo $?\n"
+//usage:       "1\n"
+
 #include "libbb.h"
 #include <setjmp.h>
 
diff --git a/coreutils/tr.c b/coreutils/tr.c
index 5b2b9a9a4..2f14a414f 100644
--- a/coreutils/tr.c
+++ b/coreutils/tr.c
@@ -47,6 +47,19 @@
 //config:         useful for cases when no other way of expressing a character
 //config:         is possible.
 
+//usage:#define tr_trivial_usage
+//usage:       "[-cds] STRING1 [STRING2]"
+//usage:#define tr_full_usage "\n\n"
+//usage:       "Translate, squeeze, or delete characters from stdin, writing to stdout\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -c      Take complement of STRING1"
+//usage:     "\n        -d      Delete input characters coded STRING1"
+//usage:     "\n        -s      Squeeze multiple output characters of STRING2 into one character"
+//usage:
+//usage:#define tr_example_usage
+//usage:       "$ echo \"gdkkn vnqkc\" | tr [a-y] [b-z]\n"
+//usage:       "hello world\n"
+
 #include "libbb.h"
 
 enum {
diff --git a/coreutils/true.c b/coreutils/true.c
index 0a862ef18..382e476a8 100644
--- a/coreutils/true.c
+++ b/coreutils/true.c
@@ -10,6 +10,16 @@
 /* BB_AUDIT SUSv3 compliant */
 /* http://www.opengroup.org/onlinepubs/007904975/utilities/true.html */
 
+//usage:#define true_trivial_usage
+//usage:       ""
+//usage:#define true_full_usage "\n\n"
+//usage:       "Return an exit code of TRUE (0)"
+//usage:
+//usage:#define true_example_usage
+//usage:       "$ true\n"
+//usage:       "$ echo $?\n"
+//usage:       "0\n"
+
 #include "libbb.h"
 
 /* This is a NOFORK applet. Be very careful! */
diff --git a/coreutils/tty.c b/coreutils/tty.c
index 282d9680f..67399cbf3 100644
--- a/coreutils/tty.c
+++ b/coreutils/tty.c
@@ -10,6 +10,19 @@
 /* BB_AUDIT SUSv4 compliant */
 /* http://www.opengroup.org/onlinepubs/9699919799/utilities/tty.html */
 
+//usage:#define tty_trivial_usage
+//usage:       ""
+//usage:#define tty_full_usage "\n\n"
+//usage:       "Print file name of stdin's terminal"
+//usage:        IF_INCLUDE_SUSv2( "\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -s      Print nothing, only return exit status"
+//usage:        )
+//usage:
+//usage:#define tty_example_usage
+//usage:       "$ tty\n"
+//usage:       "/dev/tty2\n"
+
 #include "libbb.h"
 
 int tty_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
diff --git a/coreutils/uname.c b/coreutils/uname.c
index d1c50e222..7a86b32a6 100644
--- a/coreutils/uname.c
+++ b/coreutils/uname.c
@@ -48,6 +48,23 @@
  *  Fix handling of -a to not print "unknown", add -o and -i support.
  */
 
+//usage:#define uname_trivial_usage
+//usage:       "[-amnrspv]"
+//usage:#define uname_full_usage "\n\n"
+//usage:       "Print system information\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -a      Print all"
+//usage:     "\n        -m      The machine (hardware) type"
+//usage:     "\n        -n      Hostname"
+//usage:     "\n        -r      OS release"
+//usage:     "\n        -s      OS name (default)"
+//usage:     "\n        -p      Processor type"
+//usage:     "\n        -v      OS version"
+//usage:
+//usage:#define uname_example_usage
+//usage:       "$ uname -a\n"
+//usage:       "Linux debian 2.4.23 #2 Tue Dec 23 17:09:10 MST 2003 i686 GNU/Linux\n"
+
 #include "libbb.h"
 /* After libbb.h, since it needs sys/types.h on some systems */
 #include <sys/utsname.h>
diff --git a/coreutils/uniq.c b/coreutils/uniq.c
index decf7e4f8..6e764d8a4 100644
--- a/coreutils/uniq.c
+++ b/coreutils/uniq.c
@@ -10,6 +10,24 @@
 /* BB_AUDIT SUSv3 compliant */
 /* http://www.opengroup.org/onlinepubs/007904975/utilities/uniq.html */
 
+//usage:#define uniq_trivial_usage
+//usage:       "[-cdu][-f,s,w N] [INPUT [OUTPUT]]"
+//usage:#define uniq_full_usage "\n\n"
+//usage:       "Discard duplicate lines\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -c      Prefix lines by the number of occurrences"
+//usage:     "\n        -d      Only print duplicate lines"
+//usage:     "\n        -u      Only print unique lines"
+//usage:     "\n        -f N    Skip first N fields"
+//usage:     "\n        -s N    Skip first N chars (after any skipped fields)"
+//usage:     "\n        -w N    Compare N characters in line"
+//usage:
+//usage:#define uniq_example_usage
+//usage:       "$ echo -e \"a\\na\\nb\\nc\\nc\\na\" | sort | uniq\n"
+//usage:       "a\n"
+//usage:       "b\n"
+//usage:       "c\n"
+
 #include "libbb.h"
 
 int uniq_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
diff --git a/coreutils/usleep.c b/coreutils/usleep.c
index cb4ec5898..67f94f798 100644
--- a/coreutils/usleep.c
+++ b/coreutils/usleep.c
@@ -9,6 +9,15 @@
 
 /* BB_AUDIT SUSv3 N/A -- Apparently a busybox extension. */
 
+//usage:#define usleep_trivial_usage
+//usage:       "N"
+//usage:#define usleep_full_usage "\n\n"
+//usage:       "Pause for N microseconds"
+//usage:
+//usage:#define usleep_example_usage
+//usage:       "$ usleep 1000000\n"
+//usage:       "[pauses for 1 second]\n"
+
 #include "libbb.h"
 
 /* This is a NOFORK applet. Be very careful! */
diff --git a/coreutils/uudecode.c b/coreutils/uudecode.c
index 56ed254e5..47a155ecb 100644
--- a/coreutils/uudecode.c
+++ b/coreutils/uudecode.c
@@ -10,6 +10,18 @@
  * Bugs: the spec doesn't mention anything about "`\n`\n" prior to the
  * "end" line
  */
+
+//usage:#define uudecode_trivial_usage
+//usage:       "[-o OUTFILE] [INFILE]"
+//usage:#define uudecode_full_usage "\n\n"
+//usage:       "Uudecode a file\n"
+//usage:       "Finds outfile name in uuencoded source unless -o is given"
+//usage:
+//usage:#define uudecode_example_usage
+//usage:       "$ uudecode -o busybox busybox.uu\n"
+//usage:       "$ ls -l busybox\n"
+//usage:       "-rwxr-xr-x   1 ams      ams        245264 Jun  7 21:35 busybox\n"
+
 #include "libbb.h"
 
 #if ENABLE_UUDECODE
diff --git a/coreutils/uuencode.c b/coreutils/uuencode.c
index fe9e8c664..b4cd0a9e6 100644
--- a/coreutils/uuencode.c
+++ b/coreutils/uuencode.c
@@ -8,6 +8,20 @@
  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
  */
 
+//usage:#define uuencode_trivial_usage
+//usage:       "[-m] [INFILE] STORED_FILENAME"
+//usage:#define uuencode_full_usage "\n\n"
+//usage:       "Uuencode a file to stdout\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -m      Use base64 encoding per RFC1521"
+//usage:
+//usage:#define uuencode_example_usage
+//usage:       "$ uuencode busybox busybox\n"
+//usage:       "begin 755 busybox\n"
+//usage:       "<encoded file snipped>\n"
+//usage:       "$ uudecode busybox busybox > busybox.uu\n"
+//usage:       "$\n"
+
 #include "libbb.h"
 
 enum {
diff --git a/coreutils/who.c b/coreutils/who.c
index ab1e30fc8..ec385bf95 100644
--- a/coreutils/who.c
+++ b/coreutils/who.c
@@ -18,6 +18,13 @@
  */
 /* BB_AUDIT SUSv3 _NOT_ compliant -- missing options -b, -d, -l, -m, -p, -q, -r, -s, -t, -T, -u; Missing argument 'file'.  */
 
+//usage:#define who_trivial_usage
+//usage:       "[-a]"
+//usage:#define who_full_usage "\n\n"
+//usage:       "Show who is logged on\n"
+//usage:     "\nOptions:"
+//usage:     "\n        -a      Show all"
+
 #include "libbb.h"
 
 static void idle_string(char *str6, time_t t)
diff --git a/coreutils/whoami.c b/coreutils/whoami.c
index 78d20db14..30b17cab3 100644
--- a/coreutils/whoami.c
+++ b/coreutils/whoami.c
@@ -9,6 +9,11 @@
 
 /* BB_AUDIT SUSv3 N/A -- Matches GNU behavior. */
 
+//usage:#define whoami_trivial_usage
+//usage:       ""
+//usage:#define whoami_full_usage "\n\n"
+//usage:       "Print the user name associated with the current effective user id"
+
 #include "libbb.h"
 
 /* This is a NOFORK applet. Be very careful! */