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Code Issues Releases Activity

Save argv[0] and use it in usage message.

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This commit is contained in:
Matthew N. Dodd 2005-04-13 01:44:59 +00:00
parent c7ae8b4fa8
commit 478521fa8d
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=144982
1 changed files with 5 additions and 1 deletions
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6
tools/tools/ath/80211stats.c
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@ -56,6 +56,8 @@
#include "../../../sys/net80211/ieee80211_ioctl.h" #include "../../../sys/net80211/ieee80211_ioctl.h"
const char *progname;
static void static void
printstats(FILE *fd, const struct ieee80211_stats *stats) printstats(FILE *fd, const struct ieee80211_stats *stats)
{ {
@ -229,6 +231,8 @@ main(int argc, char *argv[])
struct ieee80211req ireq; struct ieee80211req ireq;
int allnodes = 0; int allnodes = 0;
progname = argv[0];
s = socket(AF_INET, SOCK_DGRAM, 0); s = socket(AF_INET, SOCK_DGRAM, 0);
if (s < 0) if (s < 0)
err(1, "socket"); err(1, "socket");
@ -242,7 +246,7 @@ main(int argc, char *argv[])
strncpy(ifr.ifr_name, optarg, sizeof (ifr.ifr_name)); strncpy(ifr.ifr_name, optarg, sizeof (ifr.ifr_name));
break; break;
default: default:
errx(1, "usage: %s [-a] [-i device] [mac...]\n"); errx(1, "usage: %s [-a] [-i device] [mac...]\n", progname);
/*NOTREACHED*/ /*NOTREACHED*/
} }