Wed, 27 Aug 2014 08:19:12 -0400
8046598: Scalable Native memory tracking development
Summary: Enhance scalability of native memory tracking
Reviewed-by: coleenp, ctornqvi, gtriantafill
duke@435 | 1 | /* |
stefank@2314 | 2 | * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | * |
trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 21 | * questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
stefank@2314 | 25 | #ifndef OS_LINUX_VM_JVM_LINUX_H |
stefank@2314 | 26 | #define OS_LINUX_VM_JVM_LINUX_H |
stefank@2314 | 27 | |
duke@435 | 28 | /* |
duke@435 | 29 | // HotSpot integration note: |
duke@435 | 30 | // |
duke@435 | 31 | // This is derived from the JDK classic file: |
duke@435 | 32 | // "$JDK/src/solaris/javavm/export/jvm_md.h":15 (ver. 1.10 98/04/22) |
duke@435 | 33 | // All local includes have been commented out. |
duke@435 | 34 | */ |
duke@435 | 35 | |
duke@435 | 36 | #ifndef JVM_MD_H |
duke@435 | 37 | #define JVM_MD_H |
duke@435 | 38 | |
duke@435 | 39 | /* |
duke@435 | 40 | * This file is currently collecting system-specific dregs for the |
duke@435 | 41 | * JNI conversion, which should be sorted out later. |
duke@435 | 42 | */ |
duke@435 | 43 | |
duke@435 | 44 | #include <dirent.h> /* For DIR */ |
duke@435 | 45 | #include <sys/param.h> /* For MAXPATHLEN */ |
phh@3344 | 46 | #include <sys/socket.h> /* For socklen_t */ |
duke@435 | 47 | #include <unistd.h> /* For F_OK, R_OK, W_OK */ |
duke@435 | 48 | |
duke@435 | 49 | #define JNI_ONLOAD_SYMBOLS {"JNI_OnLoad"} |
duke@435 | 50 | #define JNI_ONUNLOAD_SYMBOLS {"JNI_OnUnload"} |
duke@435 | 51 | #define JVM_ONLOAD_SYMBOLS {"JVM_OnLoad"} |
duke@435 | 52 | #define AGENT_ONLOAD_SYMBOLS {"Agent_OnLoad"} |
duke@435 | 53 | #define AGENT_ONUNLOAD_SYMBOLS {"Agent_OnUnload"} |
duke@435 | 54 | #define AGENT_ONATTACH_SYMBOLS {"Agent_OnAttach"} |
duke@435 | 55 | |
duke@435 | 56 | #define JNI_LIB_PREFIX "lib" |
duke@435 | 57 | #define JNI_LIB_SUFFIX ".so" |
duke@435 | 58 | |
duke@435 | 59 | // Hack: MAXPATHLEN is 4095 on some Linux and 4096 on others. This may |
duke@435 | 60 | // cause problems if JVM and the rest of JDK are built on different |
duke@435 | 61 | // Linux releases. Here we define JVM_MAXPATHLEN to be MAXPATHLEN + 1, |
duke@435 | 62 | // so buffers declared in VM are always >= 4096. |
duke@435 | 63 | #define JVM_MAXPATHLEN MAXPATHLEN + 1 |
duke@435 | 64 | |
duke@435 | 65 | #define JVM_R_OK R_OK |
duke@435 | 66 | #define JVM_W_OK W_OK |
duke@435 | 67 | #define JVM_X_OK X_OK |
duke@435 | 68 | #define JVM_F_OK F_OK |
duke@435 | 69 | |
duke@435 | 70 | /* |
duke@435 | 71 | * File I/O |
duke@435 | 72 | */ |
duke@435 | 73 | |
duke@435 | 74 | #include <sys/types.h> |
duke@435 | 75 | #include <sys/stat.h> |
duke@435 | 76 | #include <fcntl.h> |
duke@435 | 77 | #include <errno.h> |
duke@435 | 78 | |
duke@435 | 79 | /* O Flags */ |
duke@435 | 80 | |
duke@435 | 81 | #define JVM_O_RDONLY O_RDONLY |
duke@435 | 82 | #define JVM_O_WRONLY O_WRONLY |
duke@435 | 83 | #define JVM_O_RDWR O_RDWR |
duke@435 | 84 | #define JVM_O_O_APPEND O_APPEND |
duke@435 | 85 | #define JVM_O_EXCL O_EXCL |
duke@435 | 86 | #define JVM_O_CREAT O_CREAT |
duke@435 | 87 | |
duke@435 | 88 | /* Signal definitions */ |
duke@435 | 89 | |
duke@435 | 90 | #define BREAK_SIGNAL SIGQUIT /* Thread dumping support. */ |
duke@435 | 91 | #define INTERRUPT_SIGNAL SIGUSR1 /* Interruptible I/O support. */ |
duke@435 | 92 | #define SHUTDOWN1_SIGNAL SIGHUP /* Shutdown Hooks support. */ |
duke@435 | 93 | #define SHUTDOWN2_SIGNAL SIGINT |
duke@435 | 94 | #define SHUTDOWN3_SIGNAL SIGTERM |
duke@435 | 95 | |
duke@435 | 96 | #endif /* JVM_MD_H */ |
duke@435 | 97 | |
stefank@2314 | 98 | #endif // OS_LINUX_VM_JVM_LINUX_H |