gperf.c
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/*
* Copyright 1995, Silicon Graphics, Inc.
* All Rights Reserved.
*
* This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics, Inc.;
* the contents of this file may not be disclosed to third parties, copied or
* duplicated in any form, in whole or in part, without the prior written
* permission of Silicon Graphics, Inc.
*
* RESTRICTED RIGHTS LEGEND:
* Use, duplication or disclosure by the Government is subject to restrictions
* as set forth in subdivision (c)(1)(ii) of the Rights in Technical Data
* and Computer Software clause at DFARS 252.227-7013, and/or in similar or
* successor clauses in the FAR, DOD or NASA FAR Supplement. Unpublished -
* rights reserved under the Copyright Laws of the United States.
*
*
* gperf - host side of profiler tool
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <getopt.h>
#include "gperf.h"
#include <a.out.h>
typedef SYMR SYMENT;
#include <ldfcn.h>
/*
* G l o b a l s
*/
float Threshold = 1.0; /* % cutoff for printing results */
unsigned int ServerMode = 0; /* app initiates transfer of data */
unsigned int PrintCounts = 0;
unsigned int PrintRealTime = 0;
char *Namelist = "a.out"; /* namelist file */
LDFILE *Ldptr = NULL;
/*
* Usage message
*/
void
print_usage( char *prog)
{
printf("usage: %s [-c] [-r] [-s] [-t threshold] a.out\n", prog);
printf("\t-c\t\tprint raw counts\n");
printf("\t-r\t\tprint real time\n");
printf("\t-s\t\tserver mode\n");
printf("\t-t threshold\tminimum %% or count to print, default 1.0\n");
exit(0);
}
/*
* M a i n
*/
main(int argc, char **argv)
{
int i;
int c;
while ((c = getopt(argc, argv, "t:crs")) != EOF) {
switch (c) {
case 't':
Threshold = atof(optarg);
break;
case 's':
ServerMode = 1;
break;
case 'r':
PrintRealTime = 1;
break;
case 'c':
PrintCounts = 1;
break;
case '?':
print_usage(argv[0]);
break;
}
}
if (argc - optind == 1) {
Namelist = argv[optind];
} else {
print_usage(argv[0]);
}
/*
* Check for input errors
*/
if ((Ldptr = ldopen(Namelist, Ldptr)) == NULL) {
fprintf(stderr,"file = %s\n", Namelist);
error("cannot open a.out file");
exit(1);
}
if (Threshold < 0.0) {
Threshold = 0.0;
}
/*
* Start profile server
*/
profServerInit();
/*
* Tell application to dump profile data
*/
profServer();
}
/*
* Print error
*/
void
error(char *s)
{
printf("error: %s\n", s);
exit(1);
}