File util-linux-2.12-misc_utils_hostid.patch of Package util-linux

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File util-linux-2.12-misc_utils_hostid.patch of Package util-linux (Revision 1830a5c2f998ff990b35d7e6b5ef3bda)

Currently displaying revision 1830a5c2f998ff990b35d7e6b5ef3bda , Show latest

Index: util-linux-ng-2.14/misc-utils/hostid.1
===================================================================
--- /dev/null	1970-01-01 00:00:00.000000000 +0000
+++ util-linux-ng-2.14/misc-utils/hostid.1	2008-06-24 12:12:17.000000000 +0200
@@ -0,0 +1,24 @@
+.TH hostid 1
+.SH NAME
+hostid \- set or print system's host id.
+.SH SYNTAX
+.B hostid
+[\-v] [\|\fIdecimal-id\fR\|]
+.SH DESCRIPTION
+.\".NXR "hostid command"
+The
+.B hostid
+command prints the current host id number in hexadecimal and both
+decimal and hexadecimal in parenthesis if the \-v option is given.
+This numeric value is expected to be unique across all hosts
+and is normally set to resemble the host's Internet address.
+
+Only the super-user can set the hostid by giving an argument. This value is
+stored in the file /etc/hostid and need only be performed once.
+
+.SH AUTHOR
+Hostid is written by Mitch DSouza \- (m.dsouza@mrc-apu.cam.ac.uk)
+
+.SH SEE ALSO
+gethostid(2), sethostid(2)
+
Index: util-linux-ng-2.14/misc-utils/hostid.c
===================================================================
--- /dev/null	1970-01-01 00:00:00.000000000 +0000
+++ util-linux-ng-2.14/misc-utils/hostid.c	2008-06-24 12:12:17.000000000 +0200
@@ -0,0 +1,88 @@
+/* Program hostid. Changed on 7.10.1997 <ms@suse.de>
+   New: - Hostid 0 is not permitted.
+        - Set hostid dezimal or hexadezimal, both possible.
+        - Maximum Value for id is tested
+        - Wrong Parameters are caught
+   Nov 13 2003 - cleanup, mmj@suse.de
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <errno.h>
+
+void usage(void);
+
+void usage()
+{
+	printf ("usage : hostid [-h] [-v] [<id>]\n\n"
+		"no options: print hostid as hexadecimal number\n"
+		"-h          print this helptext\n"
+		"-v          print hostid decimal and hexadecimal\n"
+		"<id>        set the hostid to <id>\n\n"
+		"The id String can be specified as\n"
+		"  - decimal number\n"
+		"  - hexadecimal number preceded by 0x\n"
+		"  - octal number preceded by 0 \n\n"
+		"Remarks:\n"
+		"  - only root can set the hostid\n"
+		"  - it's not possible to set the hostid to 0\n\n");
+}
+
+int main (int argc, char *argv[])
+{
+	long id;
+	int verbose = 0;
+
+	if (argc > 2) {
+		printf ("wrong arguments\n");
+		usage();
+		exit(1);
+	}
+
+	if (argc == 2 && strcmp(argv[1], "-h") == 0) {
+		usage();
+		exit(0);
+	}
+
+	if (argc == 2 && strcmp(argv[1], "-v") == 0) {
+		verbose = 1;
+		argc--;
+		argv++;
+	}
+
+	switch (argc) {
+	case 2:
+		id = strtol(argv[1], NULL, 0);
+		if (errno == ERANGE) {
+			printf ("Overflow: given string was out of range\n");
+			exit(1);
+		}
+
+		if (id == 0) {
+			printf ("value not possible: Abort\n");
+			usage();
+			exit(1);
+		}
+		if (sethostid(id) != 0) {
+			perror("sethostid");
+			exit(1);
+		}
+		break;
+
+	case 1:
+		id = gethostid();
+		if(id && verbose) {
+			printf("Hostid is %ld (0x%lx)\n", id, id);
+		} else if(id) {
+			printf("0x%lx\n", id);
+		} else {
+			printf ("Error while trying: gethostid\n");
+			exit(1);
+		}
+		break;
+	}
+
+	return 0;
+}
Index: util-linux-ng-2.14/misc-utils/Makefile.am
===================================================================
--- util-linux-ng-2.14.orig/misc-utils/Makefile.am	2008-05-29 01:01:02.000000000 +0200
+++ util-linux-ng-2.14/misc-utils/Makefile.am	2008-06-24 12:13:45.000000000 +0200
@@ -4,7 +4,7 @@ EXTRA_DIST = README.flushb
 
 bin_PROGRAMS =
 
-usrbinexec_PROGRAMS = cal ddate logger look mcookie \
+usrbinexec_PROGRAMS = cal ddate hostid logger look mcookie \
 	namei script whereis scriptreplay
 EXTRA_DIST += README.cal README.ddate README.namei README.namei2
 
@@ -14,7 +14,7 @@ usrbinexec_SCRIPTS = chkdupexe
 
 CLEANFILES = chkdupexe
 
-dist_man_MANS = cal.1 chkdupexe.1 ddate.1 logger.1 look.1 mcookie.1 \
+dist_man_MANS = cal.1 chkdupexe.1 ddate.1 hostid.1 logger.1 look.1 mcookie.1 \
 	namei.1 script.1 whereis.1 scriptreplay.1
 
 if HAVE_TINFO

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File util-linux-2.12-misc_utils_hostid.patch of Package util-linux (Revision 1830a5c2f998ff990b35d7e6b5ef3bda)

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