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/*
* cvfs.c -- ckkv() function for lsof library
*/
/*
* Copyright 1998 Purdue Research Foundation, West Lafayette, Indiana
* 47907. All rights reserved.
*
* Written by Victor A. Abell
*
* This software is not subject to any license of the American Telephone
* and Telegraph Company or the Regents of the University of California.
*
* Permission is granted to anyone to use this software for any purpose on
* any computer system, and to alter it and redistribute it freely, subject
* to the following restrictions:
*
* 1. Neither the authors nor Purdue University are responsible for any
* consequences of the use of this software.
*
* 2. The origin of this software must not be misrepresented, either by
* explicit claim or by omission. Credit to the authors and Purdue
* University must appear in documentation and sources.
*
* 3. Altered versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
*
* 4. This notice may not be removed or altered.
*/
#include "../machine.h"
#if defined(USE_LIB_CKKV)
# if !defined(lint)
static char copyright[] =
"@(#) Copyright 1998 Purdue Research Foundation.\nAll rights reserved.\n";
static char *rcsid = "$Id: ckkv.c,v 1.3 2008/10/21 16:12:36 abe Exp $";
# endif /* !defined(lint) */
#include "../lsof.h"
#include <sys/utsname.h>
/*
* ckkv() - check kernel version
*/
void
ckkv(d, er, ev, ea)
char *d; /* dialect */
char *er; /* expected revision; NULL, no test */
char *ev; /* expected version; NULL, no test */
char *ea; /* expected architecture; NULL, no
* test */
{
# if defined(HASKERNIDCK)
struct utsname u;
if (Fwarn)
return;
/*
* Read the system information via uname(2).
*/
if (uname(&u) < 0) {
(void) fprintf(stderr, "%s: uname error: %s\n",
Pn, strerror(errno));
Exit(1);
}
if (er && strcmp(er, u.release)) {
(void) fprintf(stderr,
"%s: WARNING: compiled for %s release %s; this is %s.\n",
Pn, d, er, u.release);
}
if (ev && strcmp(ev, u.version)) {
(void) fprintf(stderr,
"%s: WARNING: compiled for %s version %s; this is %s.\n",
Pn, d, ev, u.version);
}
if (ea && strcmp(ea, u.machine)) {
(void) fprintf(stderr,
"%s: WARNING: compiled for %s architecture %s; this is %s.\n",
Pn, d, ea, u.machine);
}
# endif /* defined(HASKERNIDCK) */
}
#else /* !defined(USE_LIB_CKKV) */
char ckkv_d1[] = "d"; char *ckkv_d2 = ckkv_d1;
#endif /* defined(USE_LIB_CKKV) */
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