acctmerg.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/* Copyright (c) 1999 by Sun Microsystems, Inc. */
/* All rights reserved. */
#ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.10 */
/*
* acctmerg [-a] [-i] [-p] [-t] [-u] [-v] [file...]
* -a output in tacct.h/ascii (instead of tacct.h)
* -i input is in tacct.h/ascii (instead of tacct.h)
* -p print input files with no processing
* -t output single record that totals all input
* -u summarize by uid, rather than uid/name
* -v output in verbose tacct.h/ascii
* reads std input and 0-NFILE files, all in tacct.h format,
* sorted by uid/name.
* merge/adds all records with same uid/name (or same uid if -u,
* or all records if -t], writes to std. output
* (still in tacct.h format)
* note that this can be used to summarize the std input
*/
#include <stdio.h>
#include <sys/types.h>
#include <sys/param.h>
#include "acctdef.h"
int nfile; /* index of last used in fl */
FILE *fl[NFILE] = {stdin};
struct tacct tb[NFILE]; /* current record from each file */
struct tacct tt = {
0,
"TOTAL"
};
int asciiout;
int asciiinp;
int printonly;
int totalonly;
int uidsum;
int verbose;
struct tacct *getleast();
int exitcode = 0;
main(argc, argv)
int argc;
char **argv;
{
register i;
register struct tacct *tp;
while (--argc > 0) {
if (**++argv == '-')
switch (*++*argv) {
case 'a':
asciiout++;
continue;
case 'i':
asciiinp++;
continue;
case 'p':
printonly++;
continue;
case 't':
totalonly++;
continue;
case 'u':
uidsum++;
continue;
case 'v':
verbose++;
asciiout++;
continue;
}
else {
if (++nfile >= NFILE) {
fprintf(stderr, "acctmerg: >%d files\n", NFILE);
exit(1);
}
if ((fl[nfile] = fopen(*argv, "r")) == NULL) {
fprintf(stderr, "acctmerg: can't open %s\n", *argv);
exitcode = 1;
/* exit(1); */
}
}
}
if (printonly) {
for (i = 0; i <= nfile; i++)
while (getnext(i))
prtacct(&tb[i]);
exit(exitcode);
}
for (i = 0; i <= nfile; i++)
if(getnext(i) == 0) {
fprintf(stderr,"acctmerg: read error file %d. File may be empty.\n", i);
exitcode = 2;
}
while ((tp = getleast()) != NULL) /* get least uid of all files, */
sumcurr(tp); /* sum all entries for that uid, */
if (totalonly) /* and write the 'summed' record */
output(&tt);
exit(exitcode);
}
/*
* getleast returns ptr to least (lowest uid) element of current
* avail, NULL if none left; always returns 1st of equals
*/
struct tacct *getleast()
{
register struct tacct *tp, *least;
least = NULL;
for (tp = tb; tp <= &tb[nfile]; tp++) {
if (tp->ta_name[0] == '\0')
continue;
if (least == NULL ||
tp->ta_uid < least->ta_uid ||
((tp->ta_uid == least->ta_uid) &&
!uidsum &&
(strncmp(tp->ta_name, least->ta_name, NSZ) < 0)))
least = tp;
}
return(least);
}
/*
* sumcurr sums all entries with same uid/name (into tp->tacct record)
* writes it out, gets new entry
*/
sumcurr(tp)
register struct tacct *tp;
{
struct tacct tc;
char *memcpy();
memcpy(&tc, tp, sizeof(struct tacct));
tacctadd(&tt, tp); /* gets total of all uids */
getnext(tp-&tb[0]); /* get next one in same file */
while (tp <= &tb[nfile])
if (tp->ta_name[0] != '\0' &&
tp->ta_uid == tc.ta_uid &&
(uidsum || EQN(tp->ta_name, tc.ta_name))) {
tacctadd(&tc, tp);
tacctadd(&tt, tp);
getnext(tp-&tb[0]);
} else
tp++; /* look at next file */
if (!totalonly)
output(&tc);
}
tacctadd(t1, t2)
register struct tacct *t1, *t2;
{
t1->ta_cpu[0] = t1->ta_cpu[0] + t2->ta_cpu[0];
t1->ta_cpu[1] = t1->ta_cpu[1] + t2->ta_cpu[1];
t1->ta_kcore[0] = t1->ta_kcore[0] + t2->ta_kcore[0];
t1->ta_kcore[1] = t1->ta_kcore[1] + t2->ta_kcore[1];
t1->ta_con[0] = t1->ta_con[0] + t2->ta_con[0];
t1->ta_con[1] = t1->ta_con[1] + t2->ta_con[1];
t1->ta_du = t1->ta_du + t2->ta_du;
t1->ta_pc += t2->ta_pc;
t1->ta_sc += t2->ta_sc;
t1->ta_dc += t2->ta_dc;
t1->ta_fee += t2->ta_fee;
}
output(tp)
register struct tacct *tp;
{
if (asciiout)
prtacct(tp);
else
fwrite(tp, sizeof(*tp), 1, stdout);
}
/*
* getnext reads next record from stream i, returns 1 if one existed
*/
getnext(i)
register i;
{
register struct tacct *tp;
tp = &tb[i];
tp->ta_name[0] = '\0';
if (fl[i] == NULL)
return(0);
if (asciiinp) {
if (fscanf(fl[i],
"%ld\t%s\t%e %e %e %e %e %e %e %lu\t%hu\t%hu\t%hu",
&tp->ta_uid,
tp->ta_name,
&tp->ta_cpu[0], &tp->ta_cpu[1],
&tp->ta_kcore[0], &tp->ta_kcore[1],
&tp->ta_con[0], &tp->ta_con[1],
&tp->ta_du,
&tp->ta_pc,
&tp->ta_sc,
&tp->ta_dc,
&tp->ta_fee) != EOF)
return(1);
} else {
if (fread(tp, sizeof(*tp), 1, fl[i]) == 1)
return(1);
}
fclose(fl[i]);
fl[i] = NULL;
return(0);
}
char fmt[] = "%ld\t%.*s\t%.0f\t%.0f\t%.0f\t%.0f\t%.0f\t%.0f\t%.0f\t%lu\t%hu\t%hu\t%hu\n";
char fmtv[] = "%ld\t%.*s\t%e %e %e %e %e %e %e %lu %hu\t%hu\t%hu\n";
prtacct(tp)
register struct tacct *tp;
{
printf(verbose ? fmtv : fmt,
tp->ta_uid,
OUTPUT_NSZ,
tp->ta_name,
tp->ta_cpu[0], tp->ta_cpu[1],
tp->ta_kcore[0], tp->ta_kcore[1],
tp->ta_con[0], tp->ta_con[1],
tp->ta_du,
tp->ta_pc,
tp->ta_sc,
tp->ta_dc,
tp->ta_fee);
}