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/* See LICENSE file for copyright and license details. */
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "util.h"

void die(const char *fmt, ...) {
    va_list ap;

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

    if (fmt[0] && fmt[strlen(fmt)-1] == ':') {
        fputc(' ', stderr);
        perror(NULL);
    } else {
        fputc('\n', stderr);
    }

    exit(1);
}

void *ecalloc(size_t nmemb, size_t size) {
    void *p;

    if (!(p = calloc(nmemb, size)))
        die("calloc:");
    return p;
}