| /* |
| * Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #ifndef OS_SOLARIS_VM_OS_SOLARIS_INLINE_HPP |
| #define OS_SOLARIS_VM_OS_SOLARIS_INLINE_HPP |
| |
| #include "runtime/os.hpp" |
| |
| // System includes |
| #include <sys/param.h> |
| #include <dlfcn.h> |
| #include <sys/socket.h> |
| #include <poll.h> |
| #include <sys/filio.h> |
| #include <unistd.h> |
| #include <netdb.h> |
| #include <setjmp.h> |
| |
| // File names are case-sensitive on windows only |
| inline int os::file_name_strcmp(const char* s1, const char* s2) { |
| return strcmp(s1, s2); |
| } |
| |
| inline bool os::uses_stack_guard_pages() { |
| return true; |
| } |
| |
| inline bool os::must_commit_stack_guard_pages() { |
| assert(uses_stack_guard_pages(), "sanity check"); |
| int r = thr_main() ; |
| guarantee (r == 0 || r == 1, "CR6501650 or CR6493689") ; |
| return r; |
| } |
| |
| |
| // On Solaris, reservations are made on a page by page basis, nothing to do. |
| inline void os::pd_split_reserved_memory(char *base, size_t size, |
| size_t split, bool realloc) { |
| } |
| |
| |
| // Bang the shadow pages if they need to be touched to be mapped. |
| inline void os::map_stack_shadow_pages(address sp) { |
| } |
| |
| inline void os::dll_unload(void *lib) { ::dlclose(lib); } |
| |
| inline const int os::default_file_open_flags() { return 0;} |
| |
| inline DIR* os::opendir(const char* dirname) { |
| assert(dirname != NULL, "just checking"); |
| return ::opendir(dirname); |
| } |
| |
| inline int os::readdir_buf_size(const char *path) { |
| int size = pathconf(path, _PC_NAME_MAX); |
| return (size < 0 ? MAXPATHLEN : size) + sizeof(dirent) + 1; |
| } |
| |
| inline struct dirent* os::readdir(DIR* dirp, dirent* dbuf) { |
| assert(dirp != NULL, "just checking"); |
| dirent* p; |
| int status; |
| |
| if((status = ::readdir_r(dirp, dbuf, &p)) != 0) { |
| errno = status; |
| return NULL; |
| } else { |
| return p; |
| } |
| } |
| |
| inline int os::closedir(DIR *dirp) { |
| assert(dirp != NULL, "argument is NULL"); |
| return ::closedir(dirp); |
| } |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| // macros for restartable system calls |
| |
| #define RESTARTABLE(_cmd, _result) do { \ |
| do { \ |
| _result = _cmd; \ |
| } while((_result == OS_ERR) && (errno == EINTR)); \ |
| } while(false) |
| |
| #define RESTARTABLE_RETURN_INT(_cmd) do { \ |
| int _result; \ |
| RESTARTABLE(_cmd, _result); \ |
| return _result; \ |
| } while(false) |
| |
| inline bool os::numa_has_static_binding() { return false; } |
| inline bool os::numa_has_group_homing() { return true; } |
| |
| inline int os::socket(int domain, int type, int protocol) { |
| return ::socket(domain, type, protocol); |
| } |
| |
| inline struct hostent* os::get_host_by_name(char* name) { |
| return ::gethostbyname(name); |
| } |
| |
| inline bool os::supports_monotonic_clock() { |
| // javaTimeNanos() is monotonic on Solaris, see getTimeNanos() comments |
| return true; |
| } |
| |
| inline void os::exit(int num) { |
| ::exit(num); |
| } |
| |
| #endif // OS_SOLARIS_VM_OS_SOLARIS_INLINE_HPP |