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SunOS process and thread support #105403
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SunOS process and thread support #105403
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3eb1120
Workaround gh-116929
am11 0e7fc39
Fix compile error at minipal/debugger.c:127
gwr 5a2484a
Fix compile error in minipal/thread.h
gwr c9f8c2b
Fix compile error in oreclr/pal/src/thread/thread.cpp
gwr 0ddaca6
Fix compile error in native/libs/System.Native/pal_mount.c
gwr 93ed1b0
Fix compile error in coreclr/vm/appdomain.hpp
gwr 60cf29e
Fix compile error in coreclr/runtime/amd64/AllocFast.S
gwr ce219ee
Add HAVE_DIRENT_D_TYPE introspection
am11 5700685
Fix compile errors in coreclr/tools/superpmi/mcs/verbmerge.cpp
gwr 1fbc54b
SunOS process and thread support
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| Original file line number | Diff line number | Diff line change |
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| // Licensed to the .NET Foundation under one or more agreements. | ||
| // The .NET Foundation licenses this file to you under the MIT license. | ||
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| #ifndef __CONFIG_H__ | ||
| #define __CONFIG_H__ | ||
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| #cmakedefine01 HAVE_DIRENT_D_TYPE | ||
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| #endif // __CONFIG_H__ |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,7 @@ | ||
| include(CheckStructHasMember) | ||
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| check_struct_has_member ("struct dirent" d_type dirent.h HAVE_DIRENT_D_TYPE) | ||
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| configure_file( | ||
| ${CMAKE_CURRENT_SOURCE_DIR}/config.h.in | ||
| ${CMAKE_CURRENT_BINARY_DIR}/config.h) |
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155 changes: 155 additions & 0 deletions
155
src/libraries/Common/src/Interop/SunOS/procfs/Interop.ProcFs.Definitions.cs
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| // Licensed to the .NET Foundation under one or more agreements. | ||
| // The .NET Foundation licenses this file to you under the MIT license. | ||
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| using System; | ||
| using System.Runtime.InteropServices; | ||
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| // C# equivalents for <sys/procfs.h> structures. See: struct lwpsinfo, struct psinfo. | ||
| // We read directly onto these from procfs, so the layouts and sizes of these structures | ||
| // must _exactly_ match those in <sys/procfs.h> | ||
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| // analyzer incorrectly flags fixed buffer length const | ||
| // (https://github.com/dotnet/roslyn/issues/37593) | ||
| #pragma warning disable CA1823 | ||
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| internal static partial class Interop | ||
| { | ||
| internal static partial class @procfs | ||
| { | ||
| internal const string RootPath = "/proc/"; | ||
| private const string psinfoFileName = "/psinfo"; | ||
| private const string lwpDirName = "/lwp"; | ||
| private const string lwpsinfoFileName = "/lwpsinfo"; | ||
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| // Constants from sys/procfs.h | ||
| private const int PRARGSZ = 80; | ||
| private const int PRCLSZ = 8; | ||
| private const int PRFNSZ = 16; | ||
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| [StructLayout(LayoutKind.Sequential)] | ||
| internal struct @timestruc_t | ||
| { | ||
| public long tv_sec; | ||
| public long tv_nsec; | ||
| } | ||
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| // lwp ps(1) information file. /proc/<pid>/lwp/<lwpid>/lwpsinfo | ||
| // Equivalent to sys/procfs.h struct lwpsinfo | ||
| // "unsafe" because it has fixed sized arrays. | ||
| [StructLayout(LayoutKind.Sequential)] | ||
| internal unsafe struct @lwpsinfo | ||
| { | ||
| private int pr_flag; /* lwp flags (DEPRECATED; do not use) */ | ||
| public uint pr_lwpid; /* lwp id */ | ||
| private long pr_addr; /* internal address of lwp */ | ||
| private long pr_wchan; /* wait addr for sleeping lwp */ | ||
| public byte pr_stype; /* synchronization event type */ | ||
| public byte pr_state; /* numeric lwp state */ | ||
| public byte pr_sname; /* printable character for pr_state */ | ||
| public byte pr_nice; /* nice for cpu usage */ | ||
| private short pr_syscall; /* system call number (if in syscall) */ | ||
| private byte pr_oldpri; /* pre-SVR4, low value is high priority */ | ||
| private byte pr_cpu; /* pre-SVR4, cpu usage for scheduling */ | ||
| public int pr_pri; /* priority, high value is high priority */ | ||
| private ushort pr_pctcpu; /* fixed pt. % of recent cpu time */ | ||
| private ushort pr_pad; | ||
| public timestruc_t pr_start; /* lwp start time, from the epoch */ | ||
| public timestruc_t pr_time; /* usr+sys cpu time for this lwp */ | ||
| private fixed byte pr_clname[PRCLSZ]; /* scheduling class name */ | ||
| private fixed byte pr_name[PRFNSZ]; /* name of system lwp */ | ||
| private int pr_onpro; /* processor which last ran this lwp */ | ||
| private int pr_bindpro; /* processor to which lwp is bound */ | ||
| private int pr_bindpset; /* processor set to which lwp is bound */ | ||
| private int pr_lgrp; /* lwp home lgroup */ | ||
| private fixed int pr_filler[4]; /* reserved for future use */ | ||
| } | ||
| private const int PR_LWPSINFO_SIZE = 128; // for debug assertions | ||
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| // process ps(1) information file. /proc/<pid>/psinfo | ||
| // Equivalent to sys/procfs.h struct psinfo | ||
| // "unsafe" because it has fixed sized arrays. | ||
| [StructLayout(LayoutKind.Sequential)] | ||
| internal unsafe struct @psinfo | ||
| { | ||
| private int pr_flag; /* process flags (DEPRECATED; do not use) */ | ||
| public int pr_nlwp; /* number of active lwps in the process */ | ||
| public int pr_pid; /* unique process id */ | ||
| public int pr_ppid; /* process id of parent */ | ||
| public int pr_pgid; /* pid of process group leader */ | ||
| public int pr_sid; /* session id */ | ||
| public uint pr_uid; /* real user id */ | ||
| public uint pr_euid; /* effective user id */ | ||
| public uint pr_gid; /* real group id */ | ||
| public uint pr_egid; /* effective group id */ | ||
| private long pr_addr; /* address of process */ | ||
| public ulong pr_size; /* size of process image in Kbytes */ | ||
| public ulong pr_rssize; /* resident set size in Kbytes */ | ||
| private ulong pr_pad1; | ||
| private ulong pr_ttydev; /* controlling tty device (or PRNODEV) */ | ||
| private ushort pr_pctcpu; /* % of recent cpu time used by all lwps */ | ||
| private ushort pr_pctmem; /* % of system memory used by process */ | ||
| public timestruc_t pr_start; /* process start time, from the epoch */ | ||
| public timestruc_t pr_time; /* usr+sys cpu time for this process */ | ||
| public timestruc_t pr_ctime; /* usr+sys cpu time for reaped children */ | ||
| public fixed byte pr_fname[PRFNSZ]; /* name of execed file */ | ||
| public fixed byte pr_psargs[PRARGSZ]; /* initial characters of arg list */ | ||
| public int pr_wstat; /* if zombie, the wait() status */ | ||
| public int pr_argc; /* initial argument count */ | ||
| private long pr_argv; /* address of initial argument vector */ | ||
| private long pr_envp; /* address of initial environment vector */ | ||
| private byte pr_dmodel; /* data model of the process */ | ||
| private fixed byte pr_pad2[3]; | ||
| public int pr_taskid; /* task id */ | ||
| public int pr_projid; /* project id */ | ||
| public int pr_nzomb; /* number of zombie lwps in the process */ | ||
| public int pr_poolid; /* pool id */ | ||
| public int pr_zoneid; /* zone id */ | ||
| public int pr_contract; /* process contract */ | ||
| private fixed int pr_filler[1]; /* reserved for future use */ | ||
| public lwpsinfo pr_lwp; /* information for representative lwp */ | ||
| // C# magic: Accessor method to get a Span for pr_psargs[] | ||
| // Does not affect the size or layout of this struct. | ||
| internal ReadOnlySpan<byte> PsArgsSpan => | ||
| MemoryMarshal.CreateReadOnlySpan(ref pr_psargs[0], PRARGSZ); | ||
| } | ||
| private const int PR_PSINFO_SIZE = 416; // for debug assertions | ||
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| // Ouput type for TryGetThreadInfoById() | ||
| internal struct ThreadInfo | ||
| { | ||
| internal uint Tid; | ||
| internal int Priority; | ||
| internal int NiceVal; | ||
| internal char Status; | ||
| internal Interop.Sys.TimeSpec StartTime; | ||
| internal Interop.Sys.TimeSpec CpuTotalTime; // user+sys | ||
| // add more fields when needed. | ||
| } | ||
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| // Ouput type for TryGetProcessInfoById() | ||
| internal struct ProcessInfo | ||
| { | ||
| internal int Pid; | ||
| internal int ParentPid; | ||
| internal int SessionId; | ||
| internal int Priority; | ||
| internal int NiceVal; | ||
| internal nuint VirtualSize; | ||
| internal nuint ResidentSetSize; | ||
| internal Interop.Sys.TimeSpec StartTime; | ||
| internal Interop.Sys.TimeSpec CpuTotalTime; // user+sys | ||
| internal string? Args; | ||
| // add more fields when needed. | ||
| } | ||
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| internal static string GetInfoFilePathForProcess(int pid) => | ||
| $"{RootPath}{(uint)pid}{psinfoFileName}"; | ||
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| internal static string GetLwpDirForProcess(int pid) => | ||
| $"{RootPath}{(uint)pid}{lwpDirName}"; | ||
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| internal static string GetInfoFilePathForThread(int pid, int tid) => | ||
| $"{RootPath}{(uint)pid}{lwpDirName}/{(uint)tid}{lwpsinfoFileName}"; | ||
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| } | ||
| } |
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