| // posix.h -- Helper functions for POSIX-flavored OSs. |
| |
| /* Copyright (C) 2000, 2002, 2003 Free Software Foundation |
| |
| This file is part of libgcj. |
| |
| This software is copyrighted work licensed under the terms of the |
| Libgcj License. Please consult the file "LIBGCJ_LICENSE" for |
| details. */ |
| |
| #ifndef __JV_POSIX_H__ |
| #define __JV_POSIX_H__ |
| |
| /* Required on Tru64 UNIX V4/V5 so <sys/socket.h> defines prototypes of |
| socket functions with socklen_t instead of size_t. This must be defined |
| early so <standards.h> defines the correct version of __PIIX. */ |
| #define _POSIX_PII_SOCKET |
| |
| #include <time.h> |
| #include <sys/types.h> |
| |
| #ifdef HAVE_SYS_TIME_H |
| #include <sys/time.h> |
| #endif |
| |
| #ifdef HAVE_SYS_SELECT_H |
| #include <sys/select.h> |
| #endif |
| |
| #ifdef HAVE_SYS_SOCKET_H |
| #include <sys/socket.h> |
| #endif |
| |
| #ifdef HAVE_UNISTD_H |
| #include <unistd.h> |
| #endif |
| |
| #include <fcntl.h> |
| |
| #include <gcj/cni.h> |
| #include <java/util/Properties.h> |
| |
| // Prefix and suffix for shared libraries. |
| #define _Jv_platform_solib_prefix "lib" |
| #if defined(__APPLE__) && defined(__MACH__) && defined(__ppc__) |
| #define _Jv_platform_solib_suffix ".dylib" |
| #else |
| #define _Jv_platform_solib_suffix ".so" |
| #endif |
| |
| // Some POSIX systems don't have O_SYNC and O_DYSNC so we define them here. |
| // Needed in java/io/natFileDescriptorPosix.cc. |
| #if !defined (O_SYNC) && defined (O_FSYNC) |
| #define O_SYNC O_FSYNC |
| #endif |
| #if !defined (O_DSYNC) && defined (O_FSYNC) |
| #define O_DSYNC O_FSYNC |
| #endif |
| // If O_DSYNC is still not defined, use O_SYNC (needed for newlib) |
| #if !defined (O_DSYNC) |
| #define O_DSYNC O_SYNC |
| #endif |
| |
| // Separator for file name components. |
| #define _Jv_platform_file_separator ((jchar) '/') |
| // Separator for path components. |
| #define _Jv_platform_path_separator ((jchar) ':') |
| |
| // List of names for `JNI_OnLoad'. |
| #define _Jv_platform_onload_names { "JNI_OnLoad", NULL } |
| |
| // Type of libffi ABI used by JNICALL methods. NOTE: This must agree |
| // with the JNICALL definition in jni.h |
| #define _Jv_platform_ffi_abi FFI_DEFAULT_ABI |
| |
| #ifndef DISABLE_JAVA_NET |
| #include <java/net/InetAddress.h> |
| #endif |
| |
| extern int _Jv_select (int n, fd_set *, fd_set *, fd_set *, struct timeval *); |
| extern jlong _Jv_platform_gettimeofday (); |
| extern void _Jv_platform_initialize (void); |
| extern void _Jv_platform_initProperties (java::util::Properties*); |
| |
| inline void |
| _Jv_platform_close_on_exec (jint fd) |
| { |
| // Ignore errors. |
| ::fcntl (fd, F_SETFD, FD_CLOEXEC); |
| } |
| |
| #undef fcntl |
| |
| #ifdef JV_HASH_SYNCHRONIZATION |
| #ifndef HAVE_USLEEP_DECL |
| extern "C" int usleep (useconds_t useconds); |
| #endif /* not HAVE_USLEEP_DECL */ |
| |
| inline void |
| _Jv_platform_usleep (unsigned long usecs) |
| { |
| usleep (usecs); |
| } |
| #endif /* JV_HASH_SYNCHRONIZATION */ |
| |
| #ifndef DISABLE_JAVA_NET |
| |
| #ifndef HAVE_SOCKLEN_T |
| #define socklen_t int |
| #endif |
| |
| static inline int |
| _Jv_socket (int domain, int type, int protocol) |
| { |
| return ::socket (domain, type, protocol); |
| } |
| |
| #undef socket |
| |
| inline int |
| _Jv_connect (jint fd, sockaddr *ptr, int len) |
| { |
| return ::connect (fd, ptr, len); |
| } |
| |
| #undef connect |
| |
| inline int |
| _Jv_close (jint fd) |
| { |
| return ::close (fd); |
| } |
| |
| #undef close |
| |
| // Avoid macro definitions of bind from system headers, e.g. on |
| // Solaris 7 with _XOPEN_SOURCE. FIXME |
| inline int |
| _Jv_bind (int fd, struct sockaddr *addr, int addrlen) |
| { |
| return ::bind (fd, addr, addrlen); |
| } |
| |
| #undef bind |
| |
| // Same problem with accept on Tru64 UNIX with _POSIX_PII_SOCKET |
| inline int |
| _Jv_accept (int fd, struct sockaddr *addr, socklen_t *addrlen) |
| { |
| return ::accept (fd, addr, addrlen); |
| } |
| |
| #undef accept |
| |
| inline int |
| _Jv_listen (int fd, int backlog) |
| { |
| return ::listen (fd, backlog); |
| } |
| |
| #undef listen |
| |
| inline int |
| _Jv_write(int s, void *buf, int len) |
| { |
| return ::write (s, buf, len); |
| } |
| |
| #undef write |
| |
| inline int |
| _Jv_read(int s, void *buf, int len) |
| { |
| return ::read (s, buf, len); |
| } |
| |
| #undef read |
| |
| #endif /* DISABLE_JAVA_NET */ |
| |
| // Wraps ::pipe |
| static inline int |
| _Jv_pipe (int filedes[2]) |
| { |
| return ::pipe (filedes); |
| } |
| |
| #endif /* __JV_POSIX_H__ */ |