help text: replace [OPTIONS] with actual options (if not too long)

function                                             old     new   delta
packed_usage                                       33620   33665     +45

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

coreutils/cp.c

@@ -38,7 +38,7 @@
 /* http://www.opengroup.org/onlinepubs/007904975/utilities/cp.html */
 
 //usage:#define cp_trivial_usage
-//usage:       "[OPTIONS] SOURCE... DEST"
+//usage:       "[-arPLHpfilsTu] SOURCE... DEST"
 //usage:#define cp_full_usage "\n\n"
 //usage:       "Copy SOURCE(s) to DEST\n"
 //usage:     "\n	-a	Same as -dpR"

coreutils/ln.c

@@ -21,14 +21,14 @@
 /* http://www.opengroup.org/onlinepubs/007904975/utilities/ln.html */
 
 //usage:#define ln_trivial_usage
-//usage:       "[OPTIONS] TARGET... LINK|DIR"
+//usage:       "[-sfnbtv] [-S SUF] 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:     "\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:     "\n	-S SUF	Use suffix instead of ~ when making backup files"
 //usage:     "\n	-T	Treat LINK as a file, not DIR"
 //usage:     "\n	-v	Verbose"
 //usage:

coreutils/nl.c

@@ -19,7 +19,7 @@
 //usage:#define nl_full_usage "\n\n"
 //usage:       "Write FILEs to standard output with line numbers added\n"
 //usage:     "\n	-b STYLE	Which lines to number - a: all, t: nonempty, n: none"
-//^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^TODO: support "pBRE": number only lines thatmatch regexp BRE"
+//^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^TODO: support "pBRE": number only lines that match regexp BRE"
 ////usage:     "\n	-f STYLE	footer lines"
 ////usage:     "\n	-h STYLE	header lines"
 ////usage:     "\n	-d CC		use CC for separating logical pages"

coreutils/paste.c

@@ -18,7 +18,7 @@
 //kbuild:lib-$(CONFIG_PASTE) += paste.o
 
 //usage:#define paste_trivial_usage
-//usage:       "[OPTIONS] [FILE]..."
+//usage:       "[-d LIST] [-s] [FILE]..."
 //usage:#define paste_full_usage "\n\n"
 //usage:       "Paste lines from each input file, separated with tab\n"
 //usage:     "\n	-d LIST	Use delimiters from LIST, not tab"