lltop.h

#ifndef _LLTOP_H_
#define _LLTOP_H_
#define _GNU_SOURCE
#include <errno.h>
#include <malloc.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define MAXNAME 1024
#define DEFAULT_LLTOP_INTVL 10

#ifdef DEBUG
#include <sys/time.h>
#define ERROR(fmt,arg...) do { \
  struct timeval _tv; \
  gettimeofday(&_tv, NULL); \
  fprintf(stderr, "%s:%s:%d:%s:%ld.%06ld: "fmt, program_invocation_short_name, \
          __FILE__, __LINE__, __func__, _tv.tv_sec, (long) _tv.tv_usec, ##arg); \
} while (0)
#define TRACE ERROR
#else
#define ERROR(fmt,arg...) \
  fprintf(stderr, "%s: "fmt, program_invocation_short_name, ##arg)
#define TRACE(fmt,arg...) ((void) 0)
#endif

#define FATAL(fmt,arg...) do { \
    ERROR(fmt, ##arg);         \
    exit(1);                   \
  } while (0)

static inline char *chop(char *s, int c)
{
  char *p = strchr(s, c);
  if (p != NULL)
    *p = 0;
  return s;
}

static inline void *alloc(size_t size)
{
  void *addr = malloc(size);

  if (size != 0 && addr == NULL)
    FATAL("out of memory\n");

  return addr;
}

#endif