scripts/dtc/util.h

   1 #ifndef _UTIL_H
   2 #define _UTIL_H
   3
   4 /*
   5  * Copyright 2008 Jon Loeliger, Freescale Semiconductor, Inc.
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License as
   9  * published by the Free Software Foundation; either version 2 of the
  10  * License, or (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  *  General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with this program; if not, write to the Free Software
  19  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
  20  *                                                                   USA
  21  */
  22
  23 static inline void __attribute__((noreturn)) die(char * str, ...)
  24 {
  25         va_list ap;
  26
  27         va_start(ap, str);
  28         fprintf(stderr, "FATAL ERROR: ");
  29         vfprintf(stderr, str, ap);
  30         exit(1);
  31 }
  32
  33 static inline void *xmalloc(size_t len)
  34 {
  35         void *new = malloc(len);
  36
  37         if (!new)
  38                 die("malloc() failed\n");
  39
  40         return new;
  41 }
  42
  43 static inline void *xrealloc(void *p, size_t len)
  44 {
  45         void *new = realloc(p, len);
  46
  47         if (!new)
  48                 die("realloc() failed (len=%d)\n", len);
  49
  50         return new;
  51 }
  52
  53 extern char *xstrdup(const char *s);
  54 extern char *join_path(const char *path, const char *name);
  55
  56 #endif /* _UTIL_H */