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diff -up nfs-utils-1.3.0/utils/nfsidmap/nfsidmap.c.orig nfs-utils-1.3.0/utils/nfsidmap/nfsidmap.c
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--- nfs-utils-1.3.0/utils/nfsidmap/nfsidmap.c.orig 2016-06-08 09:59:09.920690710 -0400
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+++ nfs-utils-1.3.0/utils/nfsidmap/nfsidmap.c 2016-06-08 11:22:01.104971559 -0400
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@@ -16,7 +16,7 @@
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#include "conffile.h"
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int verbose = 0;
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-char *usage = "Usage: %s [-v] [-c || [-u|-g|-r key] || -d || -l || [-t timeout] key desc]";
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+char *usage = "Usage: %s [-vh] [-c || [-u|-g|-r key] || -d || -l || [-t timeout] key desc]";
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#define MAX_ID_LEN 11
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#define IDMAP_NAMESZ 128
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@@ -355,7 +355,7 @@ int main(int argc, char **argv)
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xlog_open(progname);
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- while ((opt = getopt(argc, argv, "du:g:r:ct:vl")) != -1) {
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+ while ((opt = getopt(argc, argv, "hdu:g:r:ct:vl")) != -1) {
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switch (opt) {
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case 'd':
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display++;
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@@ -384,9 +384,10 @@ int main(int argc, char **argv)
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case 't':
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timeout = atoi(optarg);
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break;
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+ case 'h':
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default:
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xlog_warn(usage, progname);
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- break;
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+ exit(opt == 'h' ? 0 : 1);
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}
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}
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diff -up nfs-utils-1.3.0/utils/nfsidmap/nfsidmap.man.orig nfs-utils-1.3.0/utils/nfsidmap/nfsidmap.man
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--- nfs-utils-1.3.0/utils/nfsidmap/nfsidmap.man.orig 2016-06-08 09:59:09.899690366 -0400
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+++ nfs-utils-1.3.0/utils/nfsidmap/nfsidmap.man 2016-06-08 11:22:01.104971559 -0400
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@@ -15,6 +15,8 @@ nfsidmap \- The NFS idmapper upcall prog
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.B "nfsidmap -d"
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.br
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.B "nfsidmap -l"
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+.br
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+.B "nfsidmap -h"
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.SH DESCRIPTION
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The NFSv4 protocol represents the local system's UID and GID values
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on the wire as strings of the form
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@@ -71,6 +73,9 @@ Display the system's effective NFSv4 dom
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.B -g user
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Revoke the gid key of the given user.
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.TP
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+.B -h
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+Display usage message.
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+.TP
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.B -l
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Display on
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.I stdout
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