Improve help consistency.

More consistent tense, capitalization, and punctuation. A few commands were
missing an introductory line, so I copied those from the first comment
line.

14 files changed, 22 insertions, 16 deletions

diff --git a/toys/lsb/passwd.c b/toys/lsb/passwd.c
index 73024832..8ff010e2 100644
--- a/toys/lsb/passwd.c
+++ b/toys/lsb/passwd.c
@@ -12,9 +12,9 @@ config PASSWD
   default y
   depends on TOYBOX_SHADOW
   help
-    usage: passwd [-a ALGO] [-dlu] <account name>
+    usage: passwd [-a ALGO] [-dlu] [USER]
 
-    update user's authentication tokens. Default : current user
+    Update user's authentication tokens. Defaults to current user.
 
     -a ALGO	Encryption method (des, md5, sha256, sha512) default: des
     -d		Set password to ''
diff --git a/toys/net/netcat.c b/toys/net/netcat.c
index 673d5d19..833d32ae 100644
--- a/toys/net/netcat.c
+++ b/toys/net/netcat.c
@@ -15,6 +15,8 @@ config NETCAT
   help
     usage: netcat [-46] [-u] [-wpq #] [-s addr] {IPADDR PORTNUM|-f FILENAME}
 
+    Forward stdin/stdout to a file or network connection.
+
     -4	Force IPv4
     -6	Force IPv6
     -f	Use FILENAME (ala /dev/ttyS0) instead of network
diff --git a/toys/other/blkid.c b/toys/other/blkid.c
index 98055b41..b791fa62 100644
--- a/toys/other/blkid.c
+++ b/toys/other/blkid.c
@@ -13,7 +13,7 @@ config BLKID
   help
     usage: blkid [-UL] DEV...
 
-    Prints type, label and UUID of filesystem on a block device or image.
+    Print type, label and UUID of filesystem on a block device or image.
 
     -U	Show UUID only (or device with that UUID)
     -L	Show LABEL only (or device with that LABEL)
@@ -24,7 +24,7 @@ config FSTYPE
   help
     usage: fstype DEV...
 
-    Prints type of filesystem on a block device or image.
+    Print type of filesystem on a block device or image.
 */
 
 #define FOR_blkid
diff --git a/toys/other/hwclock.c b/toys/other/hwclock.c
index 94877f9e..52e71604 100644
--- a/toys/other/hwclock.c
+++ b/toys/other/hwclock.c
@@ -12,6 +12,8 @@ config HWCLOCK
   help
     usage: hwclock [-rswtluf]
 
+    Get/set the hardware clock.
+
     -f FILE	Use specified device file instead of /dev/rtc (--rtc)
     -l	Hardware clock uses localtime (--localtime)
     -r	Show hardware clock time (--show)
diff --git a/toys/other/i2ctools.c b/toys/other/i2ctools.c
index 15578665..c9a11466 100644
--- a/toys/other/i2ctools.c
+++ b/toys/other/i2ctools.c
@@ -24,7 +24,7 @@ config I2CDETECT
     usage: i2cdetect -F BUS
     usage: i2cdetect -l
 
-    Detects i2c devices.
+    Detect i2c devices.
 
     -a	All addresses (0x00-0x7f rather than 0x03-0x77)
     -F	Show functionality
@@ -38,7 +38,7 @@ config I2CDUMP
   help
     usage: i2cdump [-fy] BUS CHIP
 
-    Dumps i2c registers.
+    Dump i2c registers.
 
     -f	Force access to busy devices
     -y	Answer "yes" to confirmation prompts (for script use)
@@ -49,7 +49,7 @@ config I2CGET
   help
     usage: i2cget [-fy] BUS CHIP ADDR
 
-    Reads an i2c register.
+    Read an i2c register.
 
     -f	Force access to busy devices
     -y	Answer "yes" to confirmation prompts (for script use)
@@ -60,7 +60,7 @@ config I2CSET
   help
     usage: i2cset [-fy] BUS CHIP ADDR VALUE... MODE
 
-    Writes an i2c register. MODE is b for byte, w for 16-bit word, i for I2C block.
+    Write an i2c register. MODE is b for byte, w for 16-bit word, i for I2C block.
 
     -f	Force access to busy devices
     -y	Answer "yes" to confirmation prompts (for script use)
diff --git a/toys/other/mkswap.c b/toys/other/mkswap.c
index 49e0b942..3106ea8e 100644
--- a/toys/other/mkswap.c
+++ b/toys/other/mkswap.c
@@ -10,7 +10,7 @@ config MKSWAP
   help
     usage: mkswap [-L LABEL] DEVICE
 
-    Sets up a Linux swap area on a device or file.
+    Set up a Linux swap area on a device or file.
 */
 
 #define FOR_mkswap
diff --git a/toys/other/pmap.c b/toys/other/pmap.c
index 1641c95c..02260dbd 100644
--- a/toys/other/pmap.c
+++ b/toys/other/pmap.c
@@ -13,7 +13,7 @@ config PMAP
   help
     usage: pmap [-xq] [pids...]
 
-    Reports the memory map of a process or processes.
+    Report the memory map of a process or processes.
 
     -x	Show the extended format
     -q	Do not display some header/footer lines
diff --git a/toys/other/reset.c b/toys/other/reset.c
index 5fc59706..4d16a4a3 100644
--- a/toys/other/reset.c
+++ b/toys/other/reset.c
@@ -12,7 +12,7 @@ config RESET
   help
     usage: reset
 
-    reset the terminal
+    Reset the terminal.
 */
 #include "toys.h"
 
diff --git a/toys/posix/comm.c b/toys/posix/comm.c
index 33c056d3..c5c8f851 100644
--- a/toys/posix/comm.c
+++ b/toys/posix/comm.c
@@ -13,7 +13,7 @@ config COMM
   help
     usage: comm [-123] FILE1 FILE2
 
-    Reads FILE1 and FILE2, which should be ordered, and produces three text
+    Read FILE1 and FILE2, which should be ordered, and produce three text
     columns as output: lines only in FILE1; lines only in FILE2; and lines
     in both files. Filename "-" is a synonym for stdin.
 
diff --git a/toys/posix/cp.c b/toys/posix/cp.c
index 5e1a0163..ddbfe125 100644
--- a/toys/posix/cp.c
+++ b/toys/posix/cp.c
@@ -66,7 +66,7 @@ config MV
   bool "mv"
   default y
   help
-    usage: mv [-fivn] SOURCE... DEST"
+    usage: mv [-fivn] SOURCE... DEST
 
     -f	Force copy by deleting destination file
     -i	Interactive, prompt before overwriting existing DEST
diff --git a/toys/posix/cpio.c b/toys/posix/cpio.c
index 80567fd6..97b4035f 100644
--- a/toys/posix/cpio.c
+++ b/toys/posix/cpio.c
@@ -25,7 +25,7 @@ config CPIO
     usage: cpio -{o|t|i|p DEST} [-v] [--verbose] [-F FILE] [--no-preserve-owner]
            [ignored: -mdu -H newc]
 
-    copy files into and out of a "newc" format cpio archive
+    Copy files into and out of a "newc" format cpio archive.
 
     -F FILE	Use archive FILE instead of stdin/stdout
     -p DEST	Copy-pass mode, copy stdin file list to directory DEST
diff --git a/toys/posix/ls.c b/toys/posix/ls.c
index d24168d6..287c3da6 100644
--- a/toys/posix/ls.c
+++ b/toys/posix/ls.c
@@ -20,7 +20,7 @@ config LS
   help
     usage: ls [-ACFHLRSZacdfhiklmnpqrstux1] [--color[=auto]] [directory...]
 
-    list files
+    List files.
 
     what to show:
     -a  all files including .hidden    -b  escape nongraphic chars
diff --git a/toys/posix/od.c b/toys/posix/od.c
index f45c8654..f0edcd76 100644
--- a/toys/posix/od.c
+++ b/toys/posix/od.c
@@ -13,6 +13,8 @@ config OD
   help
     usage: od [-bcdosxv] [-j #] [-N #] [-w #] [-A doxn] [-t acdfoux[#]]
 
+    Dump data in octal/hex.
+
     -A	Address base (decimal, octal, hexadecimal, none)
     -j	Skip this many bytes of input
     -N	Stop dumping after this many bytes
diff --git a/toys/posix/unlink.c b/toys/posix/unlink.c
index 4faef9dc..f5faab06 100644
--- a/toys/posix/unlink.c
+++ b/toys/posix/unlink.c
@@ -12,7 +12,7 @@ config UNLINK
   help
     usage: unlink FILE
 
-    Deletes one file.
+    Delete one file.
 */
 
 #include "toys.h"