/*
- * hostname This file contains an implementation of the command
- * that maintains the hostname and the domainname. It
- * is also used to show the FQDN and the IP-Addresses.
+ * hostname This file contains an implementation of the command
+ * that maintains the hostname and the domainname. It
+ * is also used to show the FQDN and the IP-Addresses.
*
- * Usage: hostname [-d|-f|-s|-a|-i|-y]
- * hostname [-h|-V]
- * hostname {name|-F file}
- * dnsdmoainname
- * nisdomainname {name|-F file}
+ * Usage: hostname [-d|-f|-s|-a|-i|-y|-n]
+ * hostname [-h|-V]
+ * hostname {name|-F file}
+ * dnsdmoainname
+ * nisdomainname {name|-F file}
*
- * Version: hostname 1.96 (1996-02-18)
+ * Version: hostname 1.96 (1996-02-18)
*
- * Author: Peter Tobias <tobias@et-inf.fho-emden.de>
+ * Author: Peter Tobias <tobias@et-inf.fho-emden.de>
*
* Changes:
- * {1.90} Peter Tobias : Added -a and -i options.
- * {1.91} Bernd Eckenfels : -v,-V rewritten, long_opts
- * (major rewrite), usage.
- *960120 {1.95} Bernd Eckenfels : -y/nisdomainname - support for get/
- * setdomainname added
- *960218 {1.96} Bernd Eckenfels : netinet/in.h added
+ * {1.90} Peter Tobias : Added -a and -i options.
+ * {1.91} Bernd Eckenfels : -v,-V rewritten, long_opts
+ * (major rewrite), usage.
+ *960120 {1.95} Bernd Eckenfels : -y/nisdomainname - support for get/
+ * setdomainname added
+ *960218 {1.96} Bernd Eckenfels : netinet/in.h added
*980629 {1.97} Arnaldo Carvalho de Melo : gettext instead of catgets for i18n
+ *20000213 {1.99} Arnaldo Carvalho de Melo : fixed some i18n strings
+ *20010404 {1.100} Arnaldo Carvalho de Melo: use setlocale
*
- * This program is free software; you can redistribute it
- * and/or modify it under the terms of the GNU General
- * Public License as published by the Free Software
- * Foundation; either version 2 of the License, or (at
- * your option) any later version.
+ * This program is free software; you can redistribute it
+ * and/or modify it under the terms of the GNU General
+ * Public License as published by the Free Software
+ * Foundation; either version 2 of the License, or (at
+ * your option) any later version.
*/
#include <stdio.h>
#include <unistd.h>
#include "version.h"
#include "../intl.h"
-char *Release = RELEASE,
- *Version = "hostname 1.97 (1998-06-29)";
-
+#if HAVE_AFDECnet
+#include <netdnet/dn.h>
+#endif
+
+char *Release = RELEASE, *Version = "hostname 1.100 (2001-04-14)";
+
static char *program_name;
-static int opt_v;
+static int opt_v;
static void sethname(char *);
static void setdname(char *);
static void showhname(char *, int);
static void usage(void);
static void version(void);
-static void setfilename(char *,int);
+static void setfilename(char *, int);
#define SETHOST 1
#define SETDOMAIN 2
+#define SETNODE 3
+
+#if HAVE_AFDECnet
+static void setnname(char *nname)
+{
+ if (opt_v)
+ fprintf(stderr, _("Setting nodename to `%s'\n"),
+ nname);
+ if (setnodename(nname, strlen(nname))) {
+ switch(errno) {
+ case EPERM:
+ fprintf(stderr, _("%s: you must be root to change the node name\n"), program_name);
+ break;
+ case EINVAL:
+ fprintf(stderr, _("%s: name too long\n"), program_name);
+ break;
+ default:
+ }
+ exit(1);
+ }
+}
+#endif /* HAVE_AFDECnet */
static void sethname(char *hname)
{
- if (opt_v)
- fprintf(stderr,_("Setting hostname to `%s'\n"),
- hname);
- if(sethostname(hname, strlen(hname))) {
- switch(errno) {
- case EPERM:
- fprintf(stderr,_("%s: you must be root to change the host name\n"), program_name);
- break;
- case EINVAL:
- fprintf(stderr,_("%s: name too long\n"), program_name);
- break;
- default:
- }
- exit(1);
- };
+ if (opt_v)
+ fprintf(stderr, _("Setting hostname to `%s'\n"),
+ hname);
+ if (sethostname(hname, strlen(hname))) {
+ switch (errno) {
+ case EPERM:
+ fprintf(stderr, _("%s: you must be root to change the host name\n"), program_name);
+ break;
+ case EINVAL:
+ fprintf(stderr, _("%s: name too long\n"), program_name);
+ break;
+ default:
+ }
+ exit(1);
+ };
}
static void setdname(char *dname)
{
- if (opt_v)
- fprintf(stderr,_("Setting domainname to `%s'\n"),
- dname);
- if(setdomainname(dname, strlen(dname))) {
- switch(errno) {
- case EPERM:
- fprintf(stderr,_("%s: you must be root to change the domain name\n"), program_name);
- break;
- case EINVAL:
- fprintf(stderr,_("%s: name too long\n"), program_name);
- break;
- default:
- }
- exit(1);
- };
+ if (opt_v)
+ fprintf(stderr, _("Setting domainname to `%s'\n"),
+ dname);
+ if (setdomainname(dname, strlen(dname))) {
+ switch (errno) {
+ case EPERM:
+ fprintf(stderr, _("%s: you must be root to change the domain name\n"), program_name);
+ break;
+ case EINVAL:
+ fprintf(stderr, _("%s: name too long\n"), program_name);
+ break;
+ default:
+ }
+ exit(1);
+ };
}
static void showhname(char *hname, int c)
{
- struct hostent *hp;
- register char *p,**alias;
- struct in_addr **ip;
-
- if (opt_v)
- fprintf(stderr,_("Resolving `%s' ...\n"),hname);
- if (!(hp = gethostbyname(hname))) {
- herror(program_name);
- exit(1);
- }
+ struct hostent *hp;
+ register char *p, **alias;
+ struct in_addr **ip;
- if (opt_v) {
- fprintf(stderr,_("Result: h_name=`%s'\n"),
- hp->h_name);
-
- alias=hp->h_aliases;
- while(alias[0])
- fprintf(stderr,_("Result: h_aliases=`%s'\n"),
- *alias++);
-
- ip=(struct in_addr **)hp->h_addr_list;
- while(ip[0])
- fprintf(stderr,_("Result: h_addr_list=`%s'\n"),
- inet_ntoa(**ip++));
- }
+ if (opt_v)
+ fprintf(stderr, _("Resolving `%s' ...\n"), hname);
+ if (!(hp = gethostbyname(hname))) {
+ herror(program_name);
+ exit(1);
+ }
+ if (opt_v) {
+ fprintf(stderr, _("Result: h_name=`%s'\n"),
+ hp->h_name);
- if (!(p = strchr(hp->h_name, '.')) && (c == 'd')) return;
+ alias = hp->h_aliases;
+ while (alias[0])
+ fprintf(stderr, _("Result: h_aliases=`%s'\n"),
+ *alias++);
- switch(c) {
- case 'a':
- while (hp->h_aliases[0])
- printf("%s ", *hp->h_aliases++);
- printf("\n");
- break;
- case 'i':
- while (hp->h_addr_list[0])
- printf("%s ", inet_ntoa(*(struct in_addr *) * hp->h_addr_list++));
- printf("\n");
- break;
- case 'd':
- printf("%s\n", ++p);
- break;
- case 'f':
- printf("%s\n", hp->h_name);
- break;
- case 's':
- if (p != NULL) *p = '\0';
- printf("%s\n", hp->h_name);
- break;
- default:
- }
+ ip = (struct in_addr **) hp->h_addr_list;
+ while (ip[0])
+ fprintf(stderr, _("Result: h_addr_list=`%s'\n"),
+ inet_ntoa(**ip++));
+ }
+ if (!(p = strchr(hp->h_name, '.')) && (c == 'd'))
+ return;
+
+ switch (c) {
+ case 'a':
+ while (hp->h_aliases[0])
+ printf("%s ", *hp->h_aliases++);
+ printf("\n");
+ break;
+ case 'i':
+ while (hp->h_addr_list[0])
+ printf("%s ", inet_ntoa(*(struct in_addr *) *hp->h_addr_list++));
+ printf("\n");
+ break;
+ case 'd':
+ printf("%s\n", ++p);
+ break;
+ case 'f':
+ printf("%s\n", hp->h_name);
+ break;
+ case 's':
+ if (p != NULL)
+ *p = '\0';
+ printf("%s\n", hp->h_name);
+ break;
+ default:
+ }
}
-static void setfilename(char * name,int what)
-{
- register FILE *fd;
- register char *p;
- char fline[MAXHOSTNAMELEN];
+static void setfilename(char *name, int what)
+{
+ register FILE *fd;
+ register char *p;
+ char fline[MAXHOSTNAMELEN];
- if ((fd = fopen(name, "r")) != NULL) {
+ if ((fd = fopen(name, "r")) != NULL) {
while (fgets(fline, sizeof(fline), fd) != NULL) {
- if ((p = index(fline, '\n')) != NULL)
- *p = '\0';
- if (opt_v) fprintf(stderr, ">> %s\n", fline);
- if (fline[0] == '#')
- continue;
- if (what == SETHOST) {
- sethname(fline);
- } else {
- setdname(fline);
- }
+ if ((p = index(fline, '\n')) != NULL)
+ *p = '\0';
+ if (opt_v)
+ fprintf(stderr, ">> %s\n", fline);
+ if (fline[0] == '#')
+ continue;
+ switch(what) {
+ case SETHOST:
+ sethname(fline);
+ break;
+ case SETDOMAIN:
+ setdname(fline);
+ break;
+#if HAVE_AFDECnet
+ case SETNODE:
+ setnname(fline);
+ break;
+#endif /* HAVE_AFDECnet */
+ }
}
(void) fclose(fd);
- } else {
- fprintf(stderr,_("%s: can't open `%s'\n"),
- program_name, optarg);
+ } else {
+ fprintf(stderr, _("%s: can't open `%s'\n"),
+ program_name, name);
exit(1);
- }
+ }
}
static void version(void)
{
- fprintf(stderr,"%s\n%s\n",Release,Version);
- exit(-1);
+ fprintf(stderr, "%s\n%s\n", Release, Version);
+ exit(5); /* E_VERSION */
}
static void usage(void)
{
- fprintf(stderr,_("Usage: hostname [-v] {hostname|-F file} set hostname (from file)\n"));
- fprintf(stderr,_(" domainname [-v] {nisdomain|-F file} set NIS domainname (from file)\n"));
- fprintf(stderr,_(" hostname [-v] [-d|-f|-s|-a|-i|-y] display formated name\n"));
- fprintf(stderr,_(" hostname [-v] display hostname\n\n"));
- fprintf(stderr,_(" hostname -V|--version|-h|--help print info and exit\n\n"));
- fprintf(stderr,_(" dnsdomainname=hostname -d, {yp,nis,}domainname=hostname -y\n\n"));
- fprintf(stderr,_(" -s, --short short host name\n"));
- fprintf(stderr,_(" -a, --alias alias names\n"));
- fprintf(stderr,_(" -i, --ip-address addresses for the hostname\n"));
- fprintf(stderr,_(" -f, --fqdn, --long long host name (FQDN)\n"));
- fprintf(stderr,_(" -d, --domain DNS domain name\n"));
- fprintf(stderr,_(" -y, --yp, --nis NIS/YP domainname\n"));
- fprintf(stderr,_(" -F, --file read hostname or nis domainname from given File\n\n"));
- fprintf(stderr,_(" This comand can get or set the hostname or the NIS domainname. You can\n"));
- fprintf(stderr,_(" also get the DNS domain or the FQDN (fully qualified domain name).\n"));
- fprintf(stderr,_(" Unless you are using bind or NIS for host lookups you can change the\n"));
- fprintf(stderr,_(" FQDN (Fully Qualified Domain Name) and the DNS domain name (which is\n"));
- fprintf(stderr,_(" part of the FQDN) in the /etc/hosts file.\n"));
- exit(-1);
+ fprintf(stderr, _("Usage: hostname [-v] {hostname|-F file} set hostname (from file)\n"));
+ fprintf(stderr, _(" domainname [-v] {nisdomain|-F file} set NIS domainname (from file)\n"));
+#if HAVE_AFDECnet
+ fprintf(stderr, _(" nodename [-v] {nodename|-F file} set DECnet node name (from file)\n"));
+#endif
+ fprintf(stderr, _(" hostname [-v] [-d|-f|-s|-a|-i|-y|-n] display formatted name\n"));
+ fprintf(stderr, _(" hostname [-v] display hostname\n\n"));
+ fprintf(stderr, _(" hostname -V|--version|-h|--help print info and exit\n\n"));
+ fprintf(stderr, _(" dnsdomainname=hostname -d, {yp,nis,}domainname=hostname -y\n\n"));
+ fprintf(stderr, _(" -s, --short short host name\n"));
+ fprintf(stderr, _(" -a, --alias alias names\n"));
+ fprintf(stderr, _(" -i, --ip-address addresses for the hostname\n"));
+ fprintf(stderr, _(" -f, --fqdn, --long long host name (FQDN)\n"));
+ fprintf(stderr, _(" -d, --domain DNS domain name\n"));
+ fprintf(stderr, _(" -y, --yp, --nis NIS/YP domainname\n"));
+#if HAVE_AFDECnet
+ fprintf(stderr, _(" -n, --node DECnet node name\n"));
+#endif /* HAVE_AFDECnet */
+ fprintf(stderr, _(" -F, --file read hostname or NIS domainname from given file\n\n"));
+ fprintf(stderr, _(
+" This command can read or set the hostname or the NIS domainname. You can\n"
+" also read the DNS domain or the FQDN (fully qualified domain name).\n"
+" Unless you are using bind or NIS for host lookups you can change the\n"
+" FQDN (Fully Qualified Domain Name) and the DNS domain name (which is\n"
+" part of the FQDN) in the /etc/hosts file.\n"));
+
+ exit(4); /* E_USAGE */
}
int main(int argc, char **argv)
{
- int c;
- char type='\0';
- int option_index = 0;
- int what = 0;
- char myname[MAXHOSTNAMELEN+1] = { 0 };
- char *file=NULL;
+ int c;
+ char type = '\0';
+ int option_index = 0;
+ int what = 0;
+ char myname[MAXHOSTNAMELEN + 1] =
+ {0};
+ char *file = NULL;
- static const struct option long_options[] =
- {
- {"domain", no_argument, 0, 'd'},
- {"file", required_argument, 0, 'F'},
- {"fqdn", no_argument, 0, 'f'},
- {"help", no_argument, 0, 'h'},
- {"long", no_argument, 0, 'f'},
- {"short", no_argument, 0, 's'},
- {"version", no_argument, 0, 'V'},
- {"verbose", no_argument, 0, 'v'},
- {"alias", no_argument, 0, 'a'},
- {"ip-address", no_argument, 0, 'i'},
- {"nis", no_argument, 0, 'y'},
- {"yp", no_argument, 0, 'y'},
- {0, 0, 0, 0}
- };
+ static const struct option long_options[] =
+ {
+ {"domain", no_argument, 0, 'd'},
+ {"file", required_argument, 0, 'F'},
+ {"fqdn", no_argument, 0, 'f'},
+ {"help", no_argument, 0, 'h'},
+ {"long", no_argument, 0, 'f'},
+ {"short", no_argument, 0, 's'},
+ {"version", no_argument, 0, 'V'},
+ {"verbose", no_argument, 0, 'v'},
+ {"alias", no_argument, 0, 'a'},
+ {"ip-address", no_argument, 0, 'i'},
+ {"nis", no_argument, 0, 'y'},
+ {"yp", no_argument, 0, 'y'},
+#if HAVE_AFDECnet
+ {"node", no_argument, 0, 'n'},
+#endif /* HAVE_AFDECnet */
+ {0, 0, 0, 0}
+ };
#if I18N
- bindtextdomain("net-tools", "/usr/share/locale");
- textdomain("net-tools");
+ setlocale (LC_ALL, "");
+ bindtextdomain("net-tools", "/usr/share/locale");
+ textdomain("net-tools");
#endif
- program_name = (rindex(argv[0], '/')) ? rindex(argv[0], '/') + 1 : argv[0];
+ program_name = (rindex(argv[0], '/')) ? rindex(argv[0], '/') + 1 : argv[0];
+
+ if (!strcmp(program_name, "ypdomainname") ||
+ !strcmp(program_name, "domainname") ||
+ !strcmp(program_name, "nisdomainname"))
+ what = 3;
+ if (!strcmp(program_name, "dnsdomainname"))
+ what = 2;
+#if HAVE_AFDECnet
+ if (!strcmp(program_name, "nodename"))
+ what = 4;
+#endif /* HAVE_AFDECnet */
- if (!strcmp(program_name,"ypdomainname") ||
- !strcmp(program_name,"domainname") ||
- !strcmp(program_name,"nisdomainname"))
- what = 3;
- if (!strcmp(program_name,"dnsdomainname"))
- what = 2;
-
- while((c = getopt_long(argc, argv, "adfF:h?isVvy", long_options, &option_index)) != EOF)
- switch(c)
- {
- case 'd':
- what = 2;
- break;
- case 'a':
- case 'f':
- case 'i':
- case 's':
- what = 1;
- type=c;
- break;
- case 'y':
- what = 3;
- break;
- case 'F':
- file=optarg;
- break;
- case 'v':
- opt_v++;
- break;
- case 'V':
- version();
- case '?':
- case 'h':
- default:
- usage();
+ while ((c = getopt_long(argc, argv, "adfF:h?isVvyn", long_options, &option_index)) != EOF)
+ switch (c) {
+ case 'd':
+ what = 2;
+ break;
+ case 'a':
+ case 'f':
+ case 'i':
+ case 's':
+ what = 1;
+ type = c;
+ break;
+ case 'y':
+ what = 3;
+ break;
+#if HAVE_AFDECnet
+ case 'n':
+ what = 4;
+ break;
+#endif /* HAVE_AFDECnet */
+ case 'F':
+ file = optarg;
+ break;
+ case 'v':
+ opt_v++;
+ break;
+ case 'V':
+ version();
+ case '?':
+ case 'h':
+ default:
+ usage();
};
- switch(what) {
- case 2:
- if (file || (optind < argc)) {
- fprintf(stderr,_("%s: You can't change the DNS domain name with this command\n"), program_name);
- fprintf(stderr,_("\nUnless you are using bind or NIS for host lookups you can change the DNS\n"));
- fprintf(stderr,_("domain name (which is part of the FQDN) in the /etc/hosts file.\n"));
- exit(1);
- }
- type='d';
- /* NOBREAK */
- case 0:
- if (file) {
- setfilename(file,SETHOST);
- break;
- }
- if (optind < argc) {
- sethname(argv[optind]);
- break;
- }
- case 1:
- gethostname(myname, sizeof(myname));
- if (opt_v)
- fprintf(stderr,_("gethostname()=`%s'\n"),myname);
- if (!type)
- printf("%s\n",myname);
- else
- showhname(myname,type);
- break;
- case 3:
- if (file) {
- setfilename(file,SETDOMAIN);
- break;
- }
- if (optind < argc) {
- setdname(argv[optind]);
- break;
- }
- getdomainname(myname,sizeof(myname));
- if (opt_v)
- fprintf(stderr,_("getdomainname()=`%s'\n"),myname);
- printf("%s\n",myname);
- break;
+ switch (what) {
+ case 2:
+ if (file || (optind < argc)) {
+ fprintf(stderr, _("%s: You can't change the DNS domain name with this command\n"), program_name);
+ fprintf(stderr, _("\nUnless you are using bind or NIS for host lookups you can change the DNS\n"));
+ fprintf(stderr, _("domain name (which is part of the FQDN) in the /etc/hosts file.\n"));
+ exit(1);
+ }
+ type = 'd';
+ /* NOBREAK */
+ case 0:
+ if (file) {
+ setfilename(file, SETHOST);
+ break;
+ }
+ if (optind < argc) {
+ sethname(argv[optind]);
+ break;
}
- exit(0);
+ case 1:
+ gethostname(myname, sizeof(myname));
+ if (opt_v)
+ fprintf(stderr, _("gethostname()=`%s'\n"), myname);
+ if (!type)
+ printf("%s\n", myname);
+ else
+ showhname(myname, type);
+ break;
+ case 3:
+ if (file) {
+ setfilename(file, SETDOMAIN);
+ break;
+ }
+ if (optind < argc) {
+ setdname(argv[optind]);
+ break;
+ }
+ getdomainname(myname, sizeof(myname));
+ if (opt_v)
+ fprintf(stderr, _("getdomainname()=`%s'\n"), myname);
+ printf("%s\n", myname);
+ break;
+#if HAVE_AFDECnet
+ case 4:
+ if (file) {
+ setfilename(file, SETNODE);
+ break;
+ }
+ if (optind < argc) {
+ setnname(argv[optind]);
+ break;
+ }
+ getnodename(myname, sizeof(myname));
+ if (opt_v)
+ fprintf(stderr, _("getnodename()=`%s'\n"), myname);
+ printf("%s\n", myname);
+ break;
+#endif /* HAVE_AFDECnet */
+ }
+ exit(0);
}
projects / platform / upstream / net-tools.git / blobdiff