1 // posix.h -- Helper functions for POSIX-flavored OSs.
3 /* Copyright (C) 2000, 2002, 2003 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__) && defined(__ppc__)
46 #define _Jv_platform_solib_suffix ".dylib"
48 #define _Jv_platform_solib_suffix ".so"
51 // Some POSIX systems don't have O_SYNC and O_DYSNC so we define them here.
52 // Needed in java/io/natFileDescriptorPosix.cc.
53 #if !defined (O_SYNC) && defined (O_FSYNC)
54 #define O_SYNC O_FSYNC
56 #if !defined (O_DSYNC) && defined (O_FSYNC)
57 #define O_DSYNC O_FSYNC
59 // If O_DSYNC is still not defined, use O_SYNC (needed for newlib)
60 #if !defined (O_DSYNC)
61 #define O_DSYNC O_SYNC
64 // Separator for file name components.
65 #define _Jv_platform_file_separator ((jchar) '/')
66 // Separator for path components.
67 #define _Jv_platform_path_separator ((jchar) ':')
69 // List of names for `JNI_OnLoad'.
70 #define _Jv_platform_onload_names { "JNI_OnLoad", NULL }
72 // Type of libffi ABI used by JNICALL methods. NOTE: This must agree
73 // with the JNICALL definition in jni.h
74 #define _Jv_platform_ffi_abi FFI_DEFAULT_ABI
76 #ifndef DISABLE_JAVA_NET
77 #include <java/net/InetAddress.h>
80 extern int _Jv_select (int n, fd_set *, fd_set *, fd_set *, struct timeval *);
81 extern jlong _Jv_platform_gettimeofday ();
82 extern void _Jv_platform_initialize (void);
83 extern void _Jv_platform_initProperties (java::util::Properties*);
86 _Jv_platform_close_on_exec (jint fd)
89 ::fcntl (fd, F_SETFD, FD_CLOEXEC);
94 #ifdef JV_HASH_SYNCHRONIZATION
96 _Jv_platform_usleep (unsigned long usecs)
100 #endif /* JV_HASH_SYNCHRONIZATION */
102 #ifndef DISABLE_JAVA_NET
104 #ifndef HAVE_SOCKLEN_T
105 #define socklen_t int
109 _Jv_socket (int domain, int type, int protocol)
111 return ::socket (domain, type, protocol);
117 _Jv_connect (jint fd, sockaddr *ptr, int len)
119 return ::connect (fd, ptr, len);
132 // Avoid macro definitions of bind from system headers, e.g. on
133 // Solaris 7 with _XOPEN_SOURCE. FIXME
135 _Jv_bind (int fd, struct sockaddr *addr, int addrlen)
137 return ::bind (fd, addr, addrlen);
142 // Same problem with accept on Tru64 UNIX with _POSIX_PII_SOCKET
144 _Jv_accept (int fd, struct sockaddr *addr, socklen_t *addrlen)
146 return ::accept (fd, addr, addrlen);
152 _Jv_listen (int fd, int backlog)
154 return ::listen (fd, backlog);
160 _Jv_write(int s, void *buf, int len)
162 return ::write (s, buf, len);
168 _Jv_read(int s, void *buf, int len)
170 return ::read (s, buf, len);
175 #endif /* DISABLE_JAVA_NET */
177 #endif /* __JV_POSIX_H__ */