Source code upload

eoe/cmd/chroot/Makefile

@@ -0,0 +1,15 @@
+#ident "$Revision: 1.7 $"
+
+include $(ROOT)/usr/include/make/commondefs
+LLDOPTS=-Wl,-I,$(ROOTRLDNAME)
+
+TARGETS=chroot
+
+default:$(TARGETS)
+
+include $(COMMONRULES)
+
+install: default
+	${INSTALL} -F /sbin $(TARGETS)
+	${INSTALL} -F /etc -lns ../sbin/$(TARGETS) $(TARGETS)
+	$(INSTALL) -F /usr/sbin -lns ../../sbin/$(TARGETS) $(TARGETS)

eoe/cmd/chroot/chroot.c

@@ -0,0 +1,103 @@
+/*	Copyright (c) 1990, 1991 UNIX System Laboratories, Inc.	*/
+/*	Copyright (c) 1984, 1986, 1987, 1988, 1989, 1990 AT&T	*/
+/*	  All Rights Reserved  	*/
+
+/*	THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF     	*/
+/*	UNIX System Laboratories, Inc.                     	*/
+/*	The copyright notice above does not evidence any   	*/
+/*	actual or intended publication of such source code.	*/
+
+/* #ident	"@(#)chroot:chroot.c	1.6"	*/
+/* #ident	"$Header: /proj/irix6.5.7m/isms/eoe/cmd/chroot/RCS/chroot.c,v 1.7 1998/04/03 23:52:13 bitbug Exp $" */
+
+/*
+ * Internationalization by frank@ceres.esd.sgi.com
+ */
+
+#include <stdio.h>
+#include <errno.h>
+#include <unistd.h>
+#include <stdarg.h>
+#include <locale.h>
+#include <fmtmsg.h>
+#include <sgi_nl.h>
+#include <msgs/uxsgicore.h>
+#include <sys/capability.h>
+
+/* locals */
+
+char	cmd_label[] = "UX:chroot";
+
+/*
+ * print a system error message
+ */
+static void
+printsyserr()
+{
+	_sgi_nl_error(SGINL_NOSYSERR, cmd_label,
+	    "%s", strerror(oserror()));
+}
+
+/*
+ * Procedure:     main
+ */
+main(argc, argv)
+int argc;
+char **argv;
+{
+	const cap_value_t cv = CAP_CHROOT;
+	cap_t ocap, ecap;
+	/*
+	 * intnl support
+	 */
+	(void)setlocale(LC_ALL, "");
+	(void)setcat("uxsgicore");
+	(void)setlabel(cmd_label);
+
+	if(argc < 3) {
+	    (void)_sgi_nl_usage(SGINL_USAGE, cmd_label,
+		gettxt(_SGI_DMMX_usage_chroot,
+		    "chroot rootdir command [arg ... ]"));
+	    exit(1);
+	}
+
+	ecap = cap_get_proc();
+	if (cap_envl(0, cv, 0) == -1) {
+	    (void) cap_free(ecap);
+	    _sgi_nl_error(SGINL_NOSYSERR, cmd_label,
+		gettxt(_SGI_DMMX_notsupuser, "not super-user"));
+	    exit(1);
+	}
+
+	ocap = cap_acquire(1, &cv);
+	if(chroot(argv[1]) < 0) {
+	    cap_surrender(ocap);
+	    (void) cap_free(ecap);
+	    (void)printsyserr();
+	    exit(1);
+	}
+	(void) cap_free(ocap);
+
+	if(chdir("/") < 0) {
+	    (void) cap_free(ecap);
+	    _sgi_nl_error(SGINL_NOSYSERR, cmd_label,
+		gettxt(_SGI_DMMX_cantchdir2root,
+		    "can't chdir to new root"));
+	    exit(1);
+	}
+
+	if (cap_set_proc(ecap) < 0) {
+	    (void) cap_free(ecap);
+	    (void) printsyserr();
+	    exit(1);
+	}
+
+	if (cap_free(ecap) < 0) {
+	    (void) printsyserr();
+	    exit(1);
+	}
+
+	execv(argv[2], &argv[2]);
+	(void)printsyserr();
+	exit(1);
+}