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>
40 /* The header file <sys/rw_lock.h> needs to be included before javaprims.h
41 on HP-UX 11 to avoid a compilation error. */
42 #ifdef HAVE_SYS_RW_LOCK_H
43 #include <sys/rw_lock.h>
47 #include <java/util/Properties.h>
49 // Prefix and suffix for shared libraries.
50 #define _Jv_platform_solib_prefix "lib"
51 #if defined(__APPLE__) && defined(__MACH__)
52 #define _Jv_platform_solib_suffix ".dylib"
53 #elif defined(HPUX) && defined(HP_PA)
54 #define _Jv_platform_solib_suffix ".sl"
56 #define _Jv_platform_solib_suffix ".so"
59 // Some POSIX systems don't have O_SYNC and O_DYSNC so we define them here.
60 // Needed in java/io/natFileDescriptorPosix.cc.
61 #if !defined (O_SYNC) && defined (O_FSYNC)
62 #define O_SYNC O_FSYNC
64 #if !defined (O_DSYNC) && defined (O_FSYNC)
65 #define O_DSYNC O_FSYNC
67 // If O_DSYNC is still not defined, use O_SYNC (needed for newlib)
68 #if !defined (O_DSYNC)
69 #define O_DSYNC O_SYNC
72 // Separator for file name components.
73 #define _Jv_platform_file_separator ((jchar) '/')
74 // Separator for path components.
75 #define _Jv_platform_path_separator ((jchar) ':')
77 // List of names for `JNI_OnLoad'.
78 #define _Jv_platform_onload_names { "JNI_OnLoad", NULL }
80 // Type of libffi ABI used by JNICALL methods. NOTE: This must agree
81 // with the JNICALL definition in jni.h
82 #define _Jv_platform_ffi_abi FFI_DEFAULT_ABI
84 #ifndef DISABLE_JAVA_NET
85 #include <java/net/InetAddress.h>
88 extern int _Jv_select (int n
, fd_set
*, fd_set
*, fd_set
*, struct timeval
*);
89 extern jlong
_Jv_platform_gettimeofday ();
90 extern jlong
_Jv_platform_nanotime ();
91 extern void _Jv_platform_initialize (void);
92 extern void _Jv_platform_initProperties (java::util::Properties
*);
95 _Jv_platform_close_on_exec (jint fd
)
98 ::fcntl (fd
, F_SETFD
, FD_CLOEXEC
);
103 #ifdef JV_HASH_SYNCHRONIZATION
104 #ifndef HAVE_USLEEP_DECL
105 extern "C" int usleep (useconds_t useconds
);
106 #endif /* not HAVE_USLEEP_DECL */
109 _Jv_platform_usleep (unsigned long usecs
)
113 #endif /* JV_HASH_SYNCHRONIZATION */
115 #ifndef DISABLE_JAVA_NET
117 #ifndef HAVE_SOCKLEN_T
118 #define socklen_t int
122 _Jv_socket (int domain
, int type
, int protocol
)
124 return ::socket (domain
, type
, protocol
);
130 _Jv_connect (jint fd
, sockaddr
*ptr
, int len
)
132 return ::connect (fd
, ptr
, len
);
145 // Avoid macro definitions of bind from system headers, e.g. on
146 // Solaris 7 with _XOPEN_SOURCE. FIXME
148 _Jv_bind (int fd
, struct sockaddr
*addr
, int addrlen
)
150 return ::bind (fd
, addr
, addrlen
);
155 // Same problem with accept on Tru64 UNIX with _POSIX_PII_SOCKET
157 _Jv_accept (int fd
, struct sockaddr
*addr
, socklen_t
*addrlen
)
159 return ::accept (fd
, addr
, addrlen
);
165 _Jv_listen (int fd
, int backlog
)
167 return ::listen (fd
, backlog
);
173 _Jv_write(int s
, void *buf
, int len
)
175 return ::write (s
, buf
, len
);
181 _Jv_read(int s
, void *buf
, int len
)
183 return ::read (s
, buf
, len
);
188 #endif /* DISABLE_JAVA_NET */
192 _Jv_pipe (int filedes
[2])
194 return ::pipe (filedes
);
197 // Forward declaration. See java-stack.h for definition.
200 // Given an address, determine the executable or shared object that defines
201 // it and the nearest named symbol.
202 extern int _Jv_platform_dladdr (void *addr
, _Jv_AddrInfo
*info
);
204 #endif /* __JV_POSIX_H__ */