svn commit: r321283 - head/usr.bin/procstat

[Ngie Cooper]

Author: ngie
Date: Thu Jul 20 05:43:48 2017
New Revision: 321283
URL: https://svnweb.freebsd.org/changeset/base/321283

Log:
  procstat(8): clarify program usage
  
  - Visualize mutually exclusive options and their corresponding
    arguments.
  - Try to make the subtleties that are expressed in the code, and
    potentially in the manpages, more apparent.

Modified:
  head/usr.bin/procstat/procstat.c

Modified: head/usr.bin/procstat/procstat.c
==============================================================================
--- head/usr.bin/procstat/procstat.c	Thu Jul 20 04:32:06 2017	(r321282)
+++ head/usr.bin/procstat/procstat.c	Thu Jul 20 05:43:48 2017	(r321283)
@@ -50,12 +50,23 @@ static void
 usage(void)
 {
 
-	xo_error("usage: procstat [--libxo] [-CHhn] [-M core] "
+	xo_error(
+	    "usage: procstat [--libxo] [-Hhn] [-M core] "
 	    "[-N system] [-w interval]\n"
-	    "                [-b | -c | -e | -f | -i | -j | -k | "
-	    "-l | -L | -r | -s | \n"
-	    "                 -S | -t | -v | -x]\n"
-	    "                [-a | pid | core ...]\n");
+	    "                [-S | -b | -c | -e | -i | -j | -k | -kk | "
+	    "-l | -r | -s | \n"
+	    "                 -t | -v | -x]\n"
+	    "                [-a | pid ... | core ...]\n"
+	    "       procstat [--libxo] -Cf [-hn] [-M core] "
+	    "[-N system] [-a | pid ... | core ...]\n"
+	    "                [-S | -b | -c | -e | -i | -j | -k | -kk | "
+	    "-l | -r | -s | \n"
+	    "       procstat [--libxo] -L [-hn] [-M core] "
+	    "[-N system] [-w interval]\n"
+	    "                [-S | -b | -c | -e | -i | -j | -k | -kk | "
+	    "-l | -r | -s | \n"
+	    "                 -t | -v | -x]\n"
+	    "                [core ...]\n");
 	xo_finish();
 	exit(EX_USAGE);
 }