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/* Copyright 2013-2016
* Kaz Kylheku <kaz@kylheku.com>
* Vancouver, Canada
* All rights reserved.
*
* Redistribution of this software in source and binary forms, with or without
* modification, is permitted provided that the following two conditions are met.
*
* Use of this software in any manner constitutes agreement with the disclaimer
* which follows the two conditions.
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DAMAGES, HOWEVER CAUSED,
* AND UNDER ANY THEORY OF LIABILITY, ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
extern val stat_s;
extern val dev_k, ino_k, mode_k, nlink_k, uid_k;
extern val gid_k, rdev_k, size_k, blksize_k, blocks_k;
extern val atime_k, mtime_k, ctime_k;
extern val dev_s, ino_s, mode_s, nlink_s, uid_s;
extern val gid_s, rdev_s, size_s, blksize_s, blocks_s;
extern val atime_s, mtime_s, ctime_s;
#if !HAVE_FTRUNCATE
typedef long off_t;
#define OFF_T_MAX LONG_MAX
#define OFF_T_MIN LONG_MIN
#else
#define OFF_T_MAX ((((convert(off_t, 1) << \
((sizeof(off_t) * CHAR_BIT) - 2)) - 1) << 1) + 1)
#define OFF_T_MIN (-OFF_T_MAX)
#endif
val getenv_wrap(val name);
val at_exit_call(val func);
val at_exit_do_not_call(val func);
#if HAVE_FORK_STUFF
val exec_wrap(val file, val args_opt);
#endif
#if HAVE_SYS_STAT
struct stat;
val stat_to_struct(struct stat st);
#endif
val statp(val path);
val statf(val path);
off_t off_t_num(val num);
val num_off_t(off_t offnum);
val stdio_ftell(FILE *);
val stdio_fseek(FILE *, val, int whence);
#if HAVE_GETEUID
void repress_privilege(void);
void drop_privilege(void);
void simulate_setuid_setgid(val open_script);
#else
INLINE void repress_privilege(void) { }
INLINE void drop_privilege(void) { }
INLINE void simulate_setuid_setgid(val open_script) { }
#endif
void sysif_init(void);
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