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Check for too many arguments to hostname

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Also use the symbolic value for the success exit code.
This commit is contained in:
Norman Rasmussen 2021-12-31 06:58:44 -08:00 committed by Abdelatif Guettouche
parent 41ce7d40f6
commit 6993c66389
1 changed files with 7 additions and 1 deletions
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8
system/hostname/hostname_main.c
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@ -46,6 +46,12 @@ int main(int argc, FAR char *argv[])
if (argc > 1)
{
if (argc > 2)
{
fprintf(stderr, "ERROR: Too many arguments\n");
return EXIT_FAILURE;
}
ret = sethostname(argv[1], strlen(argv[1]));
if (ret != 0)
{
@ -65,5 +71,5 @@ int main(int argc, FAR char *argv[])
printf("%s\n", hostname);
}
return 0;
return EXIT_SUCCESS;
}