diff options
Diffstat (limited to 'libjava/include/posix.h')
| -rw-r--r-- | libjava/include/posix.h | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/libjava/include/posix.h b/libjava/include/posix.h new file mode 100644 index 000000000..c49da05eb --- /dev/null +++ b/libjava/include/posix.h @@ -0,0 +1,207 @@ +// posix.h -- Helper functions for POSIX-flavored OSs. + +/* Copyright (C) 2000, 2002, 2003, 2006, 2010 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> + +/* The header file <sys/rw_lock.h> needs to be included before javaprims.h + on HP-UX 11 to avoid a compilation error. */ +#ifdef HAVE_SYS_RW_LOCK_H +#include <sys/rw_lock.h> +#endif + +#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__) +#define _Jv_platform_solib_suffix ".dylib" +#elif defined(HPUX) && defined(HP_PA) +#define _Jv_platform_solib_suffix ".sl" +#else +#define _Jv_platform_solib_suffix ".so" +#endif + +#if __MACH__ && (__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1060) +# undef _Unwind_FindEnclosingFunction +# define _Unwind_FindEnclosingFunction(PC) _darwin10_Unwind_FindEnclosingFunction(PC) +#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 + +// Name of the Process implementation. +#ifdef ECOS +#define _Jv_platform_process ::java::lang::EcosProcess +#else +#define _Jv_platform_process ::java::lang::PosixProcess +#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 jlong _Jv_platform_nanotime (); +extern void _Jv_platform_initialize (void); +extern void _Jv_platform_initProperties (java::util::Properties*); + +#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); +} + +// Forward declaration. See java-stack.h for definition. +struct _Jv_AddrInfo; + +// Given an address, determine the executable or shared object that defines +// it and the nearest named symbol. +extern int _Jv_platform_dladdr (void *addr, _Jv_AddrInfo *info); + +#endif /* __JV_POSIX_H__ */ |