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Add braces ({}) to all the places that they're missing.

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This commit is contained in:
Josef Karthauser 1999-12-06 21:18:32 +00:00
parent 46eae78a17
commit 4fb3772628
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=54227
1 changed files with 34 additions and 18 deletions
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52
usr.bin/whois/whois.c
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@ -98,7 +98,7 @@ main(argc, argv)
qnichost = NULL;
flags = 0;
use_qnichost = 0;
while ((ch = getopt(argc, argv, "adgh:impQrR6")) != -1)
while ((ch = getopt(argc, argv, "adgh:impQrR6")) != -1) {
switch((char)ch) {
case 'a':
host = ANICHOST;
@ -137,20 +137,23 @@ main(argc, argv)
default:
usage();
}
}
argc -= optind;
argv += optind;
if (!argc)
if (!argc) {
usage();
}
memset(&sin, 0, sizeof(sin));
sin.sin_len = sizeof(sin);
sin.sin_family = AF_INET;
sp = getservbyname("whois", "tcp");
if (sp == NULL)
if (sp == NULL) {
sin.sin_port = htons(WHOIS_PORT);
else
} else {
sin.sin_port = sp->s_port;
}
/*
* If no nic host is specified, use whois-servers.net
@ -159,8 +162,9 @@ main(argc, argv)
if (host == NULL) {
use_qnichost = 1;
host = NICHOST;
if (!(flags & WHOIS_QUICK))
if (!(flags & WHOIS_QUICK)) {
flags |= WHOIS_INIC_FALLBACK | WHOIS_RECURSE;
}
}
while (argc--) {
if (use_qnichost) {
@ -168,14 +172,17 @@ main(argc, argv)
free(qnichost);
qnichost = NULL;
}
for (i = j = 0; (*argv)[i]; i++)
if ((*argv)[i] == '.')
for (i = j = 0; (*argv)[i]; i++) {
if ((*argv)[i] == '.') {
j = i;
}
}
if (j != 0) {
qnichost = (char *) calloc(i - j + 1 +
strlen(QNICHOST_TAIL), sizeof(char));
if (!qnichost)
if (!qnichost) {
err(1, "calloc");
}
strcpy(qnichost, *argv + j + 1);
strcat(qnichost, QNICHOST_TAIL);
@ -192,9 +199,10 @@ main(argc, argv)
}
if (!qnichost && inet_aton(host, &sin.sin_addr) == 0) {
hp = gethostbyname2(host, AF_INET);
if (hp == NULL)
if (hp == NULL) {
errx(EX_NOHOST, "%s: %s", host,
hstrerror(h_errno));
}
host = hp->h_name;
sin.sin_addr = *(struct in_addr *)hp->h_addr_list[0];
}
@ -216,32 +224,37 @@ whois(name, sinp, flags)
int s, nomatch;
s = socket(PF_INET, SOCK_STREAM, 0);
if (s < 0)
if (s < 0) {
err(EX_OSERR, "socket");
}
if (connect(s, (struct sockaddr *)sinp, sizeof(*sinp)) < 0)
if (connect(s, (struct sockaddr *)sinp, sizeof(*sinp)) < 0) {
err(EX_OSERR, "connect");
}
sfi = fdopen(s, "r");
sfo = fdopen(s, "w");
if (sfi == NULL || sfo == NULL)
if (sfi == NULL || sfo == NULL) {
err(EX_OSERR, "fdopen");
}
(void)fprintf(sfo, "%s\r\n", name);
(void)fflush(sfo);
nhost = NULL;
nomatch = 0;
while ((buf = fgetln(sfi, &len))) {
if (buf[len - 2] == '\r')
if (buf[len - 2] == '\r') {
buf[len - 2] = '\0';
else
} else {
buf[len - 1] = '\0';
}
if ((flags & WHOIS_RECURSE) && !nhost &&
(p = strstr(buf, "Whois Server: "))) {
p += sizeof("Whois Server: ") - 1;
if ((len = strcspn(p, " \t\n\r"))) {
if ((nhost = malloc(len + 1)) == NULL)
if ((nhost = malloc(len + 1)) == NULL) {
err(1, "malloc");
}
memcpy(nhost, p, len);
nhost[len] = '\0';
}
@ -252,8 +265,9 @@ whois(name, sinp, flags)
if ((len = strcspn(p, "\"")) &&
strncasecmp(name, p, len) == 0 &&
name[len] == '\0' &&
strchr(name, '.') == NULL)
strchr(name, '.') == NULL) {
nomatch = 1;
}
}
(void)puts(buf);
}
@ -266,12 +280,14 @@ whois(name, sinp, flags)
if (nhost) {
if (inet_aton(nhost, &sinp->sin_addr) == 0) {
struct hostent *hp = gethostbyname2(nhost, AF_INET);
if (hp == NULL)
if (hp == NULL) {
return;
}
sinp->sin_addr = *(struct in_addr *)hp->h_addr_list[0];
}
if (!nomatch)
if (!nomatch) {
free(nhost);
}
whois(name, sinp, 0);
}
}