求助：gcc编译时报linux/errno.h文件不存在

sywolf_cu

/usr/include/errno.h文件是有的


/usr/include/bits/errno.h第25行

sywolf_cu

贴图好像没贴上

aced:~/sy/crunch-3.6 # gcc -Wall -lm -pthread -std=c99 -m64 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 crunch.c -o crunch -lm
In file included from /usr/include/errno.h:36,
                 from crunch.c:250:
/usr/include/bits/errno.h:25:26: error: linux/errno.h: No such file or directory
aced:~/sy/crunch-3.6 # ls -l /usr/include/errno.h
-rw-r--r-- 1 root root 2452 2015-01-21 21:49 /usr/include/errno.h
aced:~/sy/crunch-3.6 # vi /usr/include/bits/errno.h
aced:~/sy/crunch-3.6 # vi /usr/include/bits/errno.h
aced:~/sy/crunch-3.6 # head -30 /usr/include/bits/errno.h
/* Error constants.  Linux specific version.
   Copyright (C) 1996, 1997, 1998, 1999, 2005 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

#ifdef _ERRNO_H

# undef EDOM
# undef EILSEQ
# undef ERANGE
# include <linux/errno.h>

/* Linux has no ENOTSUP error code.  */
# define ENOTSUP EOPNOTSUPP

/* Older Linux versions also had no ECANCELED error code.  */

sywolf_cu

自己搞定了！
把/usr/include/bits/errno.h第25行# include <linux/errno.h>
改成# include <errno.h>
就OK了
测试crunch能用了