zchaff_utils.cpp

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#include <stdio.h>
#include <stdarg.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/time.h>
#include <sys/resource.h>


int _global_debug_leveli = 0; 

int _global_check_level = 0;

void fatal(char * fun, char * file, int lineno, char * fmt, ...)
{
    va_list ap;

    fprintf(stderr, "***");
    if(fun) fprintf(stderr, " in %s", fun);
    if(file) fprintf(stderr, " at %s", file);
    if(lineno) fprintf(stderr, ":%d", lineno);
    fprintf(stderr, " ");

    va_start(ap, fmt);
    vfprintf(stderr, fmt, ap);
    va_end(ap);

    fflush(stderr);

    exit(1);
}

void warning(char * fun, char * file, int lineno, char * fmt, ...)
{
    va_list ap;

    fprintf(stderr, "***");
    if(fun) fprintf(stderr, " in %s", fun);
    if(file) fprintf(stderr, " at %s", file);
    if(lineno) fprintf(stderr, ":%d", lineno);
    fprintf(stderr, " ");

    va_start(ap, fmt);
    vfprintf(stderr, fmt, ap);
    va_end(ap);

    fflush(stderr);
}

double get_cpu_time()
{
    //return (double)clock()/(double)(CLOCKS_PER_SEC);
	 double res;
	struct rusage usage;

	getrusage(RUSAGE_SELF, &usage);

	res = usage.ru_utime.tv_usec + usage.ru_stime.tv_usec;
	res *= 1e-6;
	res += usage.ru_utime.tv_sec + usage.ru_stime.tv_sec; 
	
	return res;
}