diff -up hostname/hostname.1.rh hostname/hostname.1 --- hostname/hostname.1.rh 2010-01-15 13:05:22.000000000 +0100 +++ hostname/hostname.1 2010-02-01 21:52:35.000000000 +0100 @@ -98,6 +98,33 @@ complete FQDN of the system is returned .B "THE FQDN" below). +.LP +The function +.BR gethostname(2) +is used to get the hostname. When the +.BR "hostname \-a, \-d, \-f or \-i" +is called will +.BR gethostbyname(3) +be called. The difference in +.BR gethostname(2) +and +.BR gethostbyname(3) +is that +.BR gethostbyname(3) +is network aware, so it consults +.IR /etc/nsswitch.conf +and +.IR /etc/host.conf +to decide whether to read information in +.IR /etc/sysconfig/network +or +.IR /etc/hosts + +To add another dimension to this, +the +.B hostname +is also set when the network interface is brought up. + .SS "SET NAME" When called with one argument or with the .B \-\-file @@ -113,7 +140,7 @@ and use .BR setdomainname (2). Note, that this is effective only until the next reboot. -Edit /etc/hostname for permanent change. +After reboot original names from \fI/etc/hosts\fR are used again. .LP Note, that only the super-user can change the names. .LP @@ -124,10 +151,10 @@ command (see below). .LP The host name is usually set once at system startup in -.I /etc/init.d/hostname.sh +.I /etc/rc.d/rc.sysinit (normally by reading the contents of a file which contains the host name, e.g. -.IR /etc/hostname ). +.IR /etc/sysconfig/network ). .SS THE FQDN You can't change the FQDN (as returned by @@ -227,7 +254,7 @@ Display the short host name. This is the Print version information on standard output and exit successfully. .TP .I "\-v, \-\-verbose" -Be verbose and tell what's going on. +Verbose output was removed. .TP .I "\-y, \-\-yp, \-\-nis" Display the NIS domain name. If a parameter is given (or @@ -246,8 +273,7 @@ option in .SH FILES .B /etc/hosts -.B /etc/hostname -This file should only contain the hostname and not the full FQDN. +.B /etc/sysconfig/network .SH AUTHORS Peter Tobias, .br diff -up hostname/Makefile.rh hostname/Makefile --- hostname/Makefile.rh 2010-01-15 13:05:16.000000000 +0100 +++ hostname/Makefile 2010-02-01 21:47:25.000000000 +0100 @@ -7,26 +7,28 @@ OBJS=hostname.o hostname: $(OBJS) $(CC) $(CFLAGS) -o $@ $(OBJS) -lnsl - ln -fs hostname dnsdomainname - ln -fs hostname domainname - ln -fs hostname ypdomainname - ln -fs hostname nisdomainname install: hostname install -d ${BASEDIR}/usr/share/man/man1 - install -o root -g root -m 0644 hostname.1 ${BASEDIR}/usr/share/man/man1 + install -m 0644 hostname.1 ${BASEDIR}/usr/share/man/man1 ln -fs hostname.1 ${BASEDIR}/usr/share/man/man1/dnsdomainname.1 ln -fs hostname.1 ${BASEDIR}/usr/share/man/man1/domainname.1 ln -fs hostname.1 ${BASEDIR}/usr/share/man/man1/ypdomainname.1 ln -fs hostname.1 ${BASEDIR}/usr/share/man/man1/nisdomainname.1 - install -o root -g root -m 0644 hostname.1.fr ${BASEDIR}/usr/share/man/fr/man1/hostname.1 + install -d ${BASEDIR}/usr/share/man/fr/man1 + install -m 0644 hostname.1.fr ${BASEDIR}/usr/share/man/fr/man1/hostname.1 + ln -fs hostname.1 ${BASEDIR}/usr/share/man/fr/man1/dnsdomainname.1 + ln -fs hostname.1 ${BASEDIR}/usr/share/man/fr/man1/domainname.1 + ln -fs hostname.1 ${BASEDIR}/usr/share/man/fr/man1/ypdomainname.1 + ln -fs hostname.1 ${BASEDIR}/usr/share/man/fr/man1/nisdomainname.1 + install -d ${BASEDIR}/bin - install -o root -g root -m 0755 hostname ${BASEDIR}/bin - ln -f hostname ${BASEDIR}/bin/dnsdomainname - ln -f hostname ${BASEDIR}/bin/domainname - ln -f hostname ${BASEDIR}/bin/nisdomainname - ln -f hostname ${BASEDIR}/bin/ypdomainname + install -m 0755 hostname ${BASEDIR}/bin + ln -fs hostname ${BASEDIR}/bin/dnsdomainname + ln -fs hostname ${BASEDIR}/bin/domainname + ln -fs hostname ${BASEDIR}/bin/nisdomainname + ln -fs hostname ${BASEDIR}/bin/ypdomainname clean: -rm -f $(OBJS) hostname dnsdomainname domainname nisdomainname ypdomainname