root/src/noit_defines.h

/*
 * Copyright (c) 2007-2009, OmniTI Computer Consulting, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 * 
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 *       copyright notice, this list of conditions and the following
 *       disclaimer in the documentation and/or other materials provided
 *       with the distribution.
 *     * Neither the name OmniTI Computer Consulting, Inc. nor the names
 *       of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written
 *       permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef _NOIT_DEFINES_H
#define _NOIT_DEFINES_H

#include "noit_config.h"

#ifndef __FUNCTION__
#define __FUNCTION__ __func__
#endif

#define API_EXPORT(type) extern type

static inline int compare_timeval(struct timeval a, struct timeval b) {
  if (a.tv_sec < b.tv_sec) return -1;
  if (a.tv_sec > b.tv_sec) return 1;
  if (a.tv_usec < b.tv_usec) return -1;
  if (a.tv_usec > b.tv_usec) return 1;
  return 0;
}

static inline void sub_timeval(struct timeval a, struct timeval b,
                               struct timeval *out)
{
  out->tv_usec = a.tv_usec - b.tv_usec;
  if (out->tv_usec < 0L) {
    a.tv_sec--;
    out->tv_usec += 1000000L;
  }
  out->tv_sec = a.tv_sec - b.tv_sec;
  if (out->tv_sec < 0L) {
    out->tv_sec++;
    out->tv_usec -= 1000000L;
  }
}

static inline void add_timeval(struct timeval a, struct timeval b,
                               struct timeval *out)
{
  out->tv_usec = a.tv_usec + b.tv_usec;
  if (out->tv_usec > 1000000L) {
    a.tv_sec++;
    out->tv_usec -= 1000000L;
  }
  out->tv_sec = a.tv_sec + b.tv_sec;
}

#undef UUID_STR_LEN
#define UUID_STR_LEN 36
#ifndef HAVE_UUID_UNPARSE_LOWER
/* Sigh, need to implement out own */
#include <uuid/uuid.h>
#include <ctype.h>
static inline void uuid_unparse_lower(uuid_t in, char *out) {
  int i;
  uuid_unparse(in, out);
  for(i=0;i<36;i++) out[i] = tolower(out[i]);
}
#endif

#ifdef HAVE_TERMIO_H
#define USE_TERMIO
#endif

#ifndef MIN
#define MIN(x,y)  ((x) < (y) ? (x) : (y))
#endif
#ifndef MAX
#define MAX(x,y)  ((x) > (y) ? (x) : (y))
#endif
#ifndef SUN_LEN
#define SUN_LEN(ptr) (sizeof(*(ptr)) - sizeof((ptr)->sun_path) + strlen((ptr)->sun_path))
#endif

/* This is for udns */
#ifdef HAVE_INET_PTON
#ifdef HAVE_INET_NTOP
#define HAVE_INET_PTON_NTOP 1
#endif
#endif
/* udns checks for IPv6, noit doesn't work without it */
#define HAVE_IPv6

#include <stdio.h>

static inline int noit_build_version(char *buff, int len) {
  const char *v = NOIT_HEADURL;
  const char *start, *end, *ns;
  if(NULL != (start = strstr(v, "reconnoiter/"))) {
    start += strlen("reconnoiter/");
    if(NULL != (end = strstr(start, "/src"))) {
      ns = strchr(start, '/'); /* necessarily non-NULL */
      ns++;
      if(!strncmp(start, "trunk/", 6))
        return snprintf(buff, len, "trunk.%s", NOIT_SVNVERSION);
      if(!strncmp(start, "branches/", 9))
        return snprintf(buff, len, "b_%.*s.%s", (int)(end - ns), ns, NOIT_SVNVERSION);
      if(!strncmp(start, "tags/", 5))
        return snprintf(buff, len, "%.*s.%s", (int)(end - ns), ns, NOIT_SVNVERSION);
    }
  }
  return snprintf(buff, len, "unknown.%s", NOIT_SVNVERSION);
}

#include "noitedit/strlcpy.h"

#endif