1 // posix.h -- Helper functions for POSIX-flavored OSs.
3 /* Copyright (C) 2000, 2002, 2003, 2006 Free Software Foundation
5 This file is part of libgcj.
7 This software is copyrighted work licensed under the terms of the
8 Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
11 #ifndef __JV_POSIX_H__
12 #define __JV_POSIX_H__
14 /* Required on Tru64 UNIX V4/V5 so <sys/socket.h> defines prototypes of
15 socket functions with socklen_t instead of size_t. This must be defined
16 early so <standards.h> defines the correct version of __PIIX. */
17 #define _POSIX_PII_SOCKET
20 #include <sys/types.h>
22 #ifdef HAVE_SYS_TIME_H
26 #ifdef HAVE_SYS_SELECT_H
27 #include <sys/select.h>
30 #ifdef HAVE_SYS_SOCKET_H
31 #include <sys/socket.h>
41 #include <java/util/Properties.h>
43 // Prefix and suffix for shared libraries.
44 #define _Jv_platform_solib_prefix "lib"
45 #if defined(__APPLE__) && defined(__MACH__)
46 #define _Jv_platform_solib_suffix ".dylib"
47 #elif defined(HPUX) && defined(HP_PA)
48 #define _Jv_platform_solib_suffix ".sl"
50 #define _Jv_platform_solib_suffix ".so"
53 // Some POSIX systems don't have O_SYNC and O_DYSNC so we define them here.
54 // Needed in java/io/natFileDescriptorPosix.cc.
55 #if !defined (O_SYNC) && defined (O_FSYNC)
56 #define O_SYNC O_FSYNC
58 #if !defined (O_DSYNC) && defined (O_FSYNC)
59 #define O_DSYNC O_FSYNC
61 // If O_DSYNC is still not defined, use O_SYNC (needed for newlib)
62 #if !defined (O_DSYNC)
63 #define O_DSYNC O_SYNC
66 // Separator for file name components.
67 #define _Jv_platform_file_separator ((jchar) '/')
68 // Separator for path components.
69 #define _Jv_platform_path_separator ((jchar) ':')
71 // List of names for `JNI_OnLoad'.
72 #define _Jv_platform_onload_names { "JNI_OnLoad", NULL }
74 // Type of libffi ABI used by JNICALL methods. NOTE: This must agree
75 // with the JNICALL definition in jni.h
76 #define _Jv_platform_ffi_abi FFI_DEFAULT_ABI
78 #ifndef DISABLE_JAVA_NET
79 #include <java/net/InetAddress.h>
82 extern int _Jv_select (int n
, fd_set
*, fd_set
*, fd_set
*, struct timeval
*);
83 extern jlong
_Jv_platform_gettimeofday ();
84 extern jlong
_Jv_platform_nanotime ();
85 extern void _Jv_platform_initialize (void);
86 extern void _Jv_platform_initProperties (java::util::Properties
*);
89 _Jv_platform_close_on_exec (jint fd
)
92 ::fcntl (fd
, F_SETFD
, FD_CLOEXEC
);
97 #ifdef JV_HASH_SYNCHRONIZATION
98 #ifndef HAVE_USLEEP_DECL
99 extern "C" int usleep (useconds_t useconds
);
100 #endif /* not HAVE_USLEEP_DECL */
103 _Jv_platform_usleep (unsigned long usecs
)
107 #endif /* JV_HASH_SYNCHRONIZATION */
109 #ifndef DISABLE_JAVA_NET
111 #ifndef HAVE_SOCKLEN_T
112 #define socklen_t int
116 _Jv_socket (int domain
, int type
, int protocol
)
118 return ::socket (domain
, type
, protocol
);
124 _Jv_connect (jint fd
, sockaddr
*ptr
, int len
)
126 return ::connect (fd
, ptr
, len
);
139 // Avoid macro definitions of bind from system headers, e.g. on
140 // Solaris 7 with _XOPEN_SOURCE. FIXME
142 _Jv_bind (int fd
, struct sockaddr
*addr
, int addrlen
)
144 return ::bind (fd
, addr
, addrlen
);
149 // Same problem with accept on Tru64 UNIX with _POSIX_PII_SOCKET
151 _Jv_accept (int fd
, struct sockaddr
*addr
, socklen_t
*addrlen
)
153 return ::accept (fd
, addr
, addrlen
);
159 _Jv_listen (int fd
, int backlog
)
161 return ::listen (fd
, backlog
);
167 _Jv_write(int s
, void *buf
, int len
)
169 return ::write (s
, buf
, len
);
175 _Jv_read(int s
, void *buf
, int len
)
177 return ::read (s
, buf
, len
);
182 #endif /* DISABLE_JAVA_NET */
186 _Jv_pipe (int filedes
[2])
188 return ::pipe (filedes
);
191 #endif /* __JV_POSIX_H__ */