1 /*
2  * fcntl.h - fcntl interface
3  *
4  *   Copyright (c) 2000-2020  Shiro Kawai  <shiro@acm.org>
5  *
6  *   Redistribution and use in source and binary forms, with or without
7  *   modification, are permitted provided that the following conditions
8  *   are met:
9  *
10  *   1. Redistributions of source code must retain the above copyright
11  *      notice, this list of conditions and the following disclaimer.
12  *
13  *   2. Redistributions in binary form must reproduce the above copyright
14  *      notice, this list of conditions and the following disclaimer in the
15  *      documentation and/or other materials provided with the distribution.
16  *
17  *   3. Neither the name of the authors nor the names of its contributors
18  *      may be used to endorse or promote products derived from this
19  *      software without specific prior written permission.
20  *
21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
27  *   TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
28  *   PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
29  *   LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
30  *   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
31  *   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  */
33 
34 #ifndef GAUCHE_FCNTL_H
35 #define GAUCHE_FCNTL_H
36 
37 #include <gauche.h>
38 #include <fcntl.h>
39 
40 #if defined(EXTFCNTL_EXPORTS)
41 #define LIBGAUCHE_EXT_BODY
42 #endif
43 #include <gauche/extern.h>      /* redefine SCM_EXTERN */
44 
45 typedef struct ScmSysFlockRec {
46     SCM_HEADER;
47     struct flock lock;
48 } ScmSysFlock;
49 
50 SCM_CLASS_DECL(Scm_SysFlockClass);
51 #define SCM_CLASS_SYS_FLOCK   (&Scm_SysFlockClass)
52 #define SCM_SYS_FLOCK(obj)    ((ScmSysFlock*)(obj))
53 #define SCM_SYS_FLOCK_P(obj)  (SCM_XTYPEP(obj, SCM_CLASS_SYS_FLOCK))
54 
55 extern ScmObj Scm_MakeSysFlock(void);
56 extern ScmObj Scm_SysFcntl(ScmObj port_or_fd, int op, ScmObj arg);
57 
58 #ifdef HAVE_SYS_STATVFS_H
59 #include <sys/statvfs.h>
60 
61 typedef struct ScmSysStatvfsRec {
62     SCM_HEADER;
63     struct statvfs vfs;
64 } ScmSysStatvfs;
65 
66 SCM_CLASS_DECL(Scm_SysStatvfsClass);
67 #define SCM_CLASS_SYS_STATVFS    (&Scm_SysStatvfsClass)
68 #define SCM_SYS_STATVFS(obj)     ((ScmSysStatvfs*)(obj))
69 #define SCM_SYS_STATVFS_P(obj)   (SCM_XTYPEP(obj, SCM_CLASS_SYS_STATVFS))
70 #endif  /* HAVE_SYS_STATVFS_H */
71 
72 #endif /* GAUCHE_FCNTL_H */
73