diff mbox

[v2] nfsidmap: added the -h option

Message ID 1465392195-11875-1-git-send-email-steved@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Steve Dickson June 8, 2016, 1:23 p.m. UTC
Use the correct exit code when an invalid option
use or the -h option.

Signed-off-by: Steve Dickson <steved@redhat.com>
---
 utils/nfsidmap/nfsidmap.c   | 7 ++++---
 utils/nfsidmap/nfsidmap.man | 5 +++++
 2 files changed, 9 insertions(+), 3 deletions(-)

Comments

Steve Dickson June 8, 2016, 3:20 p.m. UTC | #1
On 06/08/2016 09:23 AM, Steve Dickson wrote:
> Use the correct exit code when an invalid option
> use or the -h option.
> 
> Signed-off-by: Steve Dickson <steved@redhat.com>
Committed.. 

steved.

> ---
>  utils/nfsidmap/nfsidmap.c   | 7 ++++---
>  utils/nfsidmap/nfsidmap.man | 5 +++++
>  2 files changed, 9 insertions(+), 3 deletions(-)
> 
> diff --git a/utils/nfsidmap/nfsidmap.c b/utils/nfsidmap/nfsidmap.c
> index 2abefe9..63545fc 100644
> --- a/utils/nfsidmap/nfsidmap.c
> +++ b/utils/nfsidmap/nfsidmap.c
> @@ -17,7 +17,7 @@
>  #include "conffile.h"
>  
>  int verbose = 0;
> -char *usage = "Usage: %s [-v] [-c || [-u|-g|-r key] || -d || -l || [-t timeout] key desc]";
> +char *usage = "Usage: %s [-vh] [-c || [-u|-g|-r key] || -d || -l || [-t timeout] key desc]";
>  
>  #define MAX_ID_LEN   11
>  #define IDMAP_NAMESZ 128
> @@ -369,7 +369,7 @@ int main(int argc, char **argv)
>  
>  	xlog_open(progname);
>  
> -	while ((opt = getopt(argc, argv, "du:g:r:ct:vl")) != -1) {
> +	while ((opt = getopt(argc, argv, "hdu:g:r:ct:vl")) != -1) {
>  		switch (opt) {
>  		case 'd':
>  			display++;
> @@ -398,9 +398,10 @@ int main(int argc, char **argv)
>  		case 't':
>  			timeout = atoi(optarg);
>  			break;
> +		case 'h':
>  		default:
>  			xlog_warn(usage, progname);
> -			break;
> +			exit(opt == 'h' ? 0 : 1);
>  		}
>  	}
>  
> diff --git a/utils/nfsidmap/nfsidmap.man b/utils/nfsidmap/nfsidmap.man
> index 0275bdf..2f17cf2 100644
> --- a/utils/nfsidmap/nfsidmap.man
> +++ b/utils/nfsidmap/nfsidmap.man
> @@ -15,6 +15,8 @@ nfsidmap \- The NFS idmapper upcall program
>  .B "nfsidmap -d"
>  .br
>  .B "nfsidmap -l"
> +.br
> +.B "nfsidmap -h"
>  .SH DESCRIPTION
>  The NFSv4 protocol represents the local system's UID and GID values
>  on the wire as strings of the form
> @@ -71,6 +73,9 @@ Display the system's effective NFSv4 domain name on
>  .B -g user
>  Revoke the gid key of the given user.
>  .TP
> +.B -h
> +Display usage message.
> +.TP
>  .B -l
>  Display on
>  .I stdout
> 
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diff mbox

Patch

diff --git a/utils/nfsidmap/nfsidmap.c b/utils/nfsidmap/nfsidmap.c
index 2abefe9..63545fc 100644
--- a/utils/nfsidmap/nfsidmap.c
+++ b/utils/nfsidmap/nfsidmap.c
@@ -17,7 +17,7 @@ 
 #include "conffile.h"
 
 int verbose = 0;
-char *usage = "Usage: %s [-v] [-c || [-u|-g|-r key] || -d || -l || [-t timeout] key desc]";
+char *usage = "Usage: %s [-vh] [-c || [-u|-g|-r key] || -d || -l || [-t timeout] key desc]";
 
 #define MAX_ID_LEN   11
 #define IDMAP_NAMESZ 128
@@ -369,7 +369,7 @@  int main(int argc, char **argv)
 
 	xlog_open(progname);
 
-	while ((opt = getopt(argc, argv, "du:g:r:ct:vl")) != -1) {
+	while ((opt = getopt(argc, argv, "hdu:g:r:ct:vl")) != -1) {
 		switch (opt) {
 		case 'd':
 			display++;
@@ -398,9 +398,10 @@  int main(int argc, char **argv)
 		case 't':
 			timeout = atoi(optarg);
 			break;
+		case 'h':
 		default:
 			xlog_warn(usage, progname);
-			break;
+			exit(opt == 'h' ? 0 : 1);
 		}
 	}
 
diff --git a/utils/nfsidmap/nfsidmap.man b/utils/nfsidmap/nfsidmap.man
index 0275bdf..2f17cf2 100644
--- a/utils/nfsidmap/nfsidmap.man
+++ b/utils/nfsidmap/nfsidmap.man
@@ -15,6 +15,8 @@  nfsidmap \- The NFS idmapper upcall program
 .B "nfsidmap -d"
 .br
 .B "nfsidmap -l"
+.br
+.B "nfsidmap -h"
 .SH DESCRIPTION
 The NFSv4 protocol represents the local system's UID and GID values
 on the wire as strings of the form
@@ -71,6 +73,9 @@  Display the system's effective NFSv4 domain name on
 .B -g user
 Revoke the gid key of the given user.
 .TP
+.B -h
+Display usage message.
+.TP
 .B -l
 Display on
 .I stdout