mirror of
https://git.savannah.gnu.org/git/guile.git
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Untabify posix-w32.c
This commit is contained in:
Eli Zaretskii
Andy Wingo
parent
62843d5475
commit
0cf155be72
1 changed files with 301 additions and 301 deletions
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@ -1,5 +1,5 @@
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/* Copyright (C) 2001, 2006, 2008, 2016 Free Software Foundation, Inc.
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*
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 3 of
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@ -35,7 +35,7 @@
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#include <fcntl.h>
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#include "posix-w32.h"
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#include "libguile/gc.h" /* for scm_*alloc, scm_strdup */
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#include "libguile/gc.h" /* for scm_*alloc, scm_strdup */
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#include "libguile/threads.h" /* for scm_i_scm_pthread_mutex_lock */
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/*
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@ -68,16 +68,16 @@ uname (struct utsname *uts)
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else if (osver.dwMajorVersion < 6)
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strcpy (uts->sysname, "Windows XP"); /* XP */
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else if (osver.dwMajorVersion == 6)
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{
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if (osver.dwMinorVersion < 1)
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strcpy (uts->sysname, "Windows Vista"); /* Vista */
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else if (osver.dwMinorVersion < 2)
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strcpy (uts->sysname, "Windows 7"); /* Windows 7 */
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else if (osver.dwMinorVersion < 3)
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strcpy (uts->sysname, "Windows 8"); /* Windows 8 */
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else if (osver.dwMinorVersion < 4)
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strcpy (uts->sysname, "Windows 8.1"); /* Windows 8.1 */
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}
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{
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if (osver.dwMinorVersion < 1)
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strcpy (uts->sysname, "Windows Vista"); /* Vista */
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else if (osver.dwMinorVersion < 2)
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strcpy (uts->sysname, "Windows 7"); /* Windows 7 */
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else if (osver.dwMinorVersion < 3)
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strcpy (uts->sysname, "Windows 8"); /* Windows 8 */
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else if (osver.dwMinorVersion < 4)
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strcpy (uts->sysname, "Windows 8.1"); /* Windows 8.1 */
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}
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else if (osver.dwMajorVersion >= 10)
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strcpy (uts->sysname, "Windows 10 or later"); /* Windows 10 and later */
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os = WinNT;
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@ -87,10 +87,10 @@ uname (struct utsname *uts)
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if ((osver.dwMajorVersion > 4) ||
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((osver.dwMajorVersion == 4) && (osver.dwMinorVersion > 0)))
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{
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if (osver.dwMinorVersion >= 90)
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strcpy (uts->sysname, "Windows ME"); /* ME */
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else
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strcpy (uts->sysname, "Windows 98"); /* 98 */
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if (osver.dwMinorVersion >= 90)
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strcpy (uts->sysname, "Windows ME"); /* ME */
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else
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strcpy (uts->sysname, "Windows 98"); /* 98 */
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os = Win98;
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}
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else
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@ -195,7 +195,7 @@ find_proc (pid_t pid)
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for (i = 0; i < proc_size; i++)
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{
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if (procs[i].pid == pid && procs[i].handle != INVALID_HANDLE_VALUE)
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found = i;
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found = i;
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}
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return found;
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@ -223,7 +223,7 @@ record_proc (pid_t proc_pid, HANDLE proc_handle)
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for (i = 0; i < proc_size; i++)
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{
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if (procs[i].handle == INVALID_HANDLE_VALUE)
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break;
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break;
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}
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/* If no vacant slot, enlarge the array. */
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@ -278,49 +278,49 @@ prepare_child_handle (int fd, int use_std, DWORD access)
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/* Duplicate the handle and make it inheritable. */
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if (DuplicateHandle (GetCurrentProcess (),
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htem,
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GetCurrentProcess (),
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&hret,
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0,
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TRUE,
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DUPLICATE_SAME_ACCESS) == FALSE)
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htem,
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GetCurrentProcess (),
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&hret,
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0,
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TRUE,
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DUPLICATE_SAME_ACCESS) == FALSE)
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{
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/* If the original standard handle was invalid (happens, e.g.,
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in GUI programs), open the null device instead. */
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in GUI programs), open the null device instead. */
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if ((err = GetLastError ()) == ERROR_INVALID_HANDLE
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&& use_std)
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{
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htem = CreateFile ("NUL", access,
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FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
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OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
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if (htem != INVALID_HANDLE_VALUE
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&& DuplicateHandle (GetCurrentProcess (),
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htem,
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GetCurrentProcess (),
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&hret,
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0,
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TRUE,
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DUPLICATE_SAME_ACCESS) == FALSE)
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{
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err = GetLastError ();
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CloseHandle (htem);
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hret = INVALID_HANDLE_VALUE;
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}
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}
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&& use_std)
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{
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htem = CreateFile ("NUL", access,
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FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
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OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
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if (htem != INVALID_HANDLE_VALUE
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&& DuplicateHandle (GetCurrentProcess (),
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htem,
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GetCurrentProcess (),
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&hret,
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0,
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TRUE,
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DUPLICATE_SAME_ACCESS) == FALSE)
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{
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err = GetLastError ();
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CloseHandle (htem);
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hret = INVALID_HANDLE_VALUE;
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}
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}
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}
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if (hret == INVALID_HANDLE_VALUE)
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{
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switch (err)
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{
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case ERROR_NO_MORE_FILES:
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errno = EMFILE;
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break;
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case ERROR_INVALID_HANDLE:
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default:
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errno = EBADF;
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break;
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}
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{
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case ERROR_NO_MORE_FILES:
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errno = EMFILE;
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break;
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case ERROR_INVALID_HANDLE:
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default:
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errno = EBADF;
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break;
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}
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}
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return hret;
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@ -405,7 +405,7 @@ lookup_cmd (const char *program, int *bin_sh_replaced)
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SearchPath will search in the directories whose list is specified
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by the system Registry. */
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path = getenv ("PATH");
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if (!path) /* shouldn't happen, really */
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if (!path) /* shouldn't happen, really */
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path = ".";
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dir = sep = path = strdup (path);
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for ( ; sep && *sep; dir = sep + 1)
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@ -413,21 +413,21 @@ lookup_cmd (const char *program, int *bin_sh_replaced)
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int i;
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sep = strpbrk (dir, ";");
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if (sep == dir) /* two or more ;'s in a row */
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continue;
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if (sep == dir) /* two or more ;'s in a row */
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continue;
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if (sep)
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*sep = '\0';
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*sep = '\0';
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for (i = 0; extensions[i]; i++)
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{
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abs_namelen = SearchPath (dir, program, extensions[i],
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MAX_PATH, abs_name, NULL);
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if (0 < abs_namelen && abs_namelen <= MAX_PATH) /* found! */
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break;
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}
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if (extensions[i]) /* found! */
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break;
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{
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abs_namelen = SearchPath (dir, program, extensions[i],
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MAX_PATH, abs_name, NULL);
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if (0 < abs_namelen && abs_namelen <= MAX_PATH) /* found! */
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break;
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}
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if (extensions[i]) /* found! */
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break;
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if (sep)
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*sep = ';';
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*sep = ';';
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}
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free (path);
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@ -439,7 +439,7 @@ lookup_cmd (const char *program, int *bin_sh_replaced)
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const char *shell = getenv ("ComSpec");
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if (!shell)
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shell = "C:\\Windows\\system32\\cmd.exe";
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shell = "C:\\Windows\\system32\\cmd.exe";
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*bin_sh_replaced = 1;
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strcpy (abs_name, shell);
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@ -463,7 +463,7 @@ prepare_cmdline (const char *cmd, const char * const *argv, int bin_sh_replaced)
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program, including both Windows and Unixy shells, and the
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widlcard expansion in startup code of a typical Windows app. */
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const char need_quotes[] = " \t#;\"\'*?[]&|<>(){}$`^";
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size_t cmdlen = 1; /* for terminating null */
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size_t cmdlen = 1; /* for terminating null */
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char *cmdline = scm_malloc (cmdlen);
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char *dst = cmdline;
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int cmd_exe_quoting = 0;
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@ -476,12 +476,12 @@ prepare_cmdline (const char *cmd, const char * const *argv, int bin_sh_replaced)
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else
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{
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for (p = cmd + strlen (cmd);
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p > cmd && p[-1] != '/' && p[-1] != '\\' && p[-1] != ':';
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p--)
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;
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p > cmd && p[-1] != '/' && p[-1] != '\\' && p[-1] != ':';
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p--)
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;
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if (c_strcasecmp (p, "cmd.exe") == 0
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|| c_strcasecmp (p, "cmd") == 0)
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cmd_exe_quoting = 1;
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|| c_strcasecmp (p, "cmd") == 0)
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cmd_exe_quoting = 1;
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}
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/* Initialize the command line to empty. */
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@ -496,95 +496,95 @@ prepare_cmdline (const char *cmd, const char * const *argv, int bin_sh_replaced)
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int j;
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/* Append the blank separator. We don't do that for argv[0]
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because that is the command name (will end up in child's
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argv[0]), and is only recognized as such if there're no
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blanks before it. */
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because that is the command name (will end up in child's
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argv[0]), and is only recognized as such if there're no
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blanks before it. */
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if (i > 0)
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*dst++ = ' ';
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*dst++ = ' ';
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len = dst - cmdline;
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/* How much space is required for this argument? */
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cmdlen += strlen (argv[i]) + 1; /* 1 for a blank separator */
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/* cmd.exe needs a different style of quoting: all the arguments
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beyond the /c switch are enclosed in an extra pair of quotes,
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and not otherwise quoted/escaped. */
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beyond the /c switch are enclosed in an extra pair of quotes,
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and not otherwise quoted/escaped. */
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if (cmd_exe_quoting)
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{
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if (i == 2)
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cmdlen += 2;
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}
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{
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if (i == 2)
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cmdlen += 2;
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}
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else if (strpbrk (argv[i], need_quotes))
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{
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quote_this = 1;
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cmdlen += 2;
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for ( ; *src; src++)
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{
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/* An embedded quote needs to be escaped by a backslash.
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Any backslashes immediately preceding that quote need
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each one to be escaped by another backslash. */
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if (*src == '\"')
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cmdlen += n_backslashes + 1;
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if (*src == '\\')
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n_backslashes++;
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else
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n_backslashes = 0;
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}
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/* If the closing quote we will add is preceded by
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backslashes, those backslashes need to be escaped. */
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cmdlen += n_backslashes;
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}
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{
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quote_this = 1;
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cmdlen += 2;
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for ( ; *src; src++)
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{
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/* An embedded quote needs to be escaped by a backslash.
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Any backslashes immediately preceding that quote need
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each one to be escaped by another backslash. */
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if (*src == '\"')
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cmdlen += n_backslashes + 1;
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if (*src == '\\')
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n_backslashes++;
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else
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n_backslashes = 0;
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}
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/* If the closing quote we will add is preceded by
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backslashes, those backslashes need to be escaped. */
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cmdlen += n_backslashes;
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}
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/* Enlarge the command-line string as needed. */
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cmdline = scm_realloc (cmdline, cmdlen);
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dst = cmdline + len;
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if (i == 0
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&& c_strcasecmp (argv[0], "/bin/sh") == 0
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&& bin_sh_replaced)
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{
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strcpy (dst, "cmd.exe");
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dst += sizeof ("cmd.exe") - 1;
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continue;
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}
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&& c_strcasecmp (argv[0], "/bin/sh") == 0
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&& bin_sh_replaced)
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{
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strcpy (dst, "cmd.exe");
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dst += sizeof ("cmd.exe") - 1;
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continue;
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}
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if (i == 1 && bin_sh_replaced && strcmp (argv[1], "-c") == 0)
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{
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*dst++ = '/';
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*dst++ = 'c';
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*dst = '\0';
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continue;
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}
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{
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*dst++ = '/';
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*dst++ = 'c';
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*dst = '\0';
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continue;
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}
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/* Add this argument, possibly quoted, to the command line. */
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if (quote_this || (i == 2 && cmd_exe_quoting))
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*dst++ = '\"';
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*dst++ = '\"';
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for (src = argv[i]; *src; src++)
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{
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if (quote_this)
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{
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if (*src == '\"')
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for (j = n_backslashes + 1; j > 0; j--)
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*dst++ = '\\';
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if (*src == '\\')
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n_backslashes++;
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else
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n_backslashes = 0;
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}
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*dst++ = *src;
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}
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{
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if (quote_this)
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{
|
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if (*src == '\"')
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for (j = n_backslashes + 1; j > 0; j--)
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*dst++ = '\\';
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if (*src == '\\')
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n_backslashes++;
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else
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n_backslashes = 0;
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}
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*dst++ = *src;
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}
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if (quote_this)
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{
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for (j = n_backslashes; j > 0; j--)
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*dst++ = '\\';
|
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*dst++ = '\"';
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}
|
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{
|
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for (j = n_backslashes; j > 0; j--)
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*dst++ = '\\';
|
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*dst++ = '\"';
|
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}
|
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*dst = '\0';
|
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}
|
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|
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if (cmd_exe_quoting && i > 2)
|
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{
|
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/* One extra slot was already reserved when we enlarged cmdlen
|
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by 2 in the "if (cmd_exe_quoting)" clause above. So we can
|
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safely append a closing quote. */
|
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by 2 in the "if (cmd_exe_quoting)" clause above. So we can
|
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safely append a closing quote. */
|
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*dst++ = '\"';
|
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*dst = '\0';
|
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}
|
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|
|
@ -604,7 +604,7 @@ prepare_cmdline (const char *cmd, const char * const *argv, int bin_sh_replaced)
|
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process. */
|
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pid_t
|
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start_child (const char *exec_file, char **argv,
|
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int reading, int c2p[2], int writing, int p2c[2],
|
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int reading, int c2p[2], int writing, int p2c[2],
|
||||
int infd, int outfd, int errfd)
|
||||
{
|
||||
HANDLE hin = INVALID_HANDLE_VALUE, hout = INVALID_HANDLE_VALUE;
|
||||
|
|
@ -642,15 +642,15 @@ start_child (const char *exec_file, char **argv,
|
|||
duplicated). */
|
||||
if (writing)
|
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SetHandleInformation ((HANDLE)_get_osfhandle (p2c[1]),
|
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HANDLE_FLAG_INHERIT, 0);
|
||||
HANDLE_FLAG_INHERIT, 0);
|
||||
if (reading)
|
||||
{
|
||||
SetHandleInformation ((HANDLE)_get_osfhandle (c2p[0]),
|
||||
HANDLE_FLAG_INHERIT, 0);
|
||||
HANDLE_FLAG_INHERIT, 0);
|
||||
/* Gnulib's 'pipe' opens the pipe in binary mode, but we don't
|
||||
want to read text-mode input of subprocesses in binary more,
|
||||
because then we will get the ^M (a.k.a. "CR") characters we
|
||||
don't expect. */
|
||||
want to read text-mode input of subprocesses in binary more,
|
||||
because then we will get the ^M (a.k.a. "CR") characters we
|
||||
don't expect. */
|
||||
_setmode (c2p[0], _O_TEXT);
|
||||
}
|
||||
|
||||
|
|
@ -681,45 +681,45 @@ start_child (const char *exec_file, char **argv,
|
|||
|
||||
/* Construct the command line. */
|
||||
cmdline = prepare_cmdline (exec_file, (const char * const *)argv,
|
||||
bin_sh_replaced);
|
||||
bin_sh_replaced);
|
||||
|
||||
/* All set and ready to fly. Launch the child process. */
|
||||
if (!CreateProcess (progfile, cmdline, NULL, NULL, TRUE, 0, env_block, NULL,
|
||||
&si, &pi))
|
||||
&si, &pi))
|
||||
{
|
||||
pid = -1;
|
||||
|
||||
/* Since we use Win32 APIs directly, we need to translate their
|
||||
errors to errno values by hand. */
|
||||
errors to errno values by hand. */
|
||||
switch (GetLastError ())
|
||||
{
|
||||
case ERROR_FILE_NOT_FOUND:
|
||||
case ERROR_PATH_NOT_FOUND:
|
||||
case ERROR_INVALID_DRIVE:
|
||||
case ERROR_BAD_PATHNAME:
|
||||
errno = ENOENT;
|
||||
break;
|
||||
case ERROR_ACCESS_DENIED:
|
||||
errno = EACCES;
|
||||
break;
|
||||
case ERROR_BAD_ENVIRONMENT:
|
||||
errno = E2BIG;
|
||||
break;
|
||||
case ERROR_BROKEN_PIPE:
|
||||
errno = EPIPE;
|
||||
break;
|
||||
case ERROR_INVALID_HANDLE:
|
||||
errno = EBADF;
|
||||
break;
|
||||
case ERROR_MAX_THRDS_REACHED:
|
||||
errno = EAGAIN;
|
||||
break;
|
||||
case ERROR_BAD_EXE_FORMAT:
|
||||
case ERROR_BAD_FORMAT:
|
||||
default:
|
||||
errno = ENOEXEC;
|
||||
break;
|
||||
}
|
||||
{
|
||||
case ERROR_FILE_NOT_FOUND:
|
||||
case ERROR_PATH_NOT_FOUND:
|
||||
case ERROR_INVALID_DRIVE:
|
||||
case ERROR_BAD_PATHNAME:
|
||||
errno = ENOENT;
|
||||
break;
|
||||
case ERROR_ACCESS_DENIED:
|
||||
errno = EACCES;
|
||||
break;
|
||||
case ERROR_BAD_ENVIRONMENT:
|
||||
errno = E2BIG;
|
||||
break;
|
||||
case ERROR_BROKEN_PIPE:
|
||||
errno = EPIPE;
|
||||
break;
|
||||
case ERROR_INVALID_HANDLE:
|
||||
errno = EBADF;
|
||||
break;
|
||||
case ERROR_MAX_THRDS_REACHED:
|
||||
errno = EAGAIN;
|
||||
break;
|
||||
case ERROR_BAD_EXE_FORMAT:
|
||||
case ERROR_BAD_FORMAT:
|
||||
default:
|
||||
errno = ENOEXEC;
|
||||
break;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
|
|
@ -746,14 +746,14 @@ start_child (const char *exec_file, char **argv,
|
|||
const char *shell = getenv ("ComSpec");
|
||||
|
||||
if (!shell)
|
||||
shell = "cmd.exe";
|
||||
shell = "cmd.exe";
|
||||
|
||||
if (c_strcasecmp (exec_file, shell) != 0)
|
||||
{
|
||||
argv[0] = (char *)exec_file;
|
||||
return start_child (shell, argv, reading, c2p, writing, p2c,
|
||||
infd, outfd, errfd);
|
||||
}
|
||||
{
|
||||
argv[0] = (char *)exec_file;
|
||||
return start_child (shell, argv, reading, c2p, writing, p2c,
|
||||
infd, outfd, errfd);
|
||||
}
|
||||
}
|
||||
|
||||
errno = errno_save;
|
||||
|
|
@ -790,14 +790,14 @@ waitpid (pid_t pid, int *status, int options)
|
|||
DWORD st;
|
||||
|
||||
if (!GetExitCodeProcess (ph, &st))
|
||||
{
|
||||
errno = ECHILD;
|
||||
return -1;
|
||||
}
|
||||
{
|
||||
errno = ECHILD;
|
||||
return -1;
|
||||
}
|
||||
if (st == STILL_ACTIVE)
|
||||
return 0;
|
||||
return 0;
|
||||
if (status)
|
||||
*status = st;
|
||||
*status = st;
|
||||
CloseHandle (ph);
|
||||
}
|
||||
else
|
||||
|
|
@ -821,23 +821,23 @@ struct signal_and_status {
|
|||
};
|
||||
|
||||
static const struct signal_and_status sigtbl[] = {
|
||||
{SIGSEGV, 0xC0000005}, /* access to invalid address */
|
||||
{SIGSEGV, 0xC0000008}, /* invalid handle */
|
||||
{SIGILL, 0xC000001D}, /* illegal instruction */
|
||||
{SIGILL, 0xC0000025}, /* non-continuable instruction */
|
||||
{SIGSEGV, 0xC000008C}, /* array bounds exceeded */
|
||||
{SIGFPE, 0xC000008D}, /* float denormal */
|
||||
{SIGFPE, 0xC000008E}, /* float divide by zero */
|
||||
{SIGFPE, 0xC000008F}, /* float inexact */
|
||||
{SIGFPE, 0xC0000090}, /* float invalid operation */
|
||||
{SIGFPE, 0xC0000091}, /* float overflow */
|
||||
{SIGFPE, 0xC0000092}, /* float stack check */
|
||||
{SIGFPE, 0xC0000093}, /* float underflow */
|
||||
{SIGFPE, 0xC0000094}, /* integer divide by zero */
|
||||
{SIGFPE, 0xC0000095}, /* integer overflow */
|
||||
{SIGILL, 0xC0000096}, /* privileged instruction */
|
||||
{SIGSEGV, 0xC00000FD}, /* stack overflow */
|
||||
{SIGTERM, 0xC000013A}, /* Ctrl-C exit */
|
||||
{SIGSEGV, 0xC0000005}, /* access to invalid address */
|
||||
{SIGSEGV, 0xC0000008}, /* invalid handle */
|
||||
{SIGILL, 0xC000001D}, /* illegal instruction */
|
||||
{SIGILL, 0xC0000025}, /* non-continuable instruction */
|
||||
{SIGSEGV, 0xC000008C}, /* array bounds exceeded */
|
||||
{SIGFPE, 0xC000008D}, /* float denormal */
|
||||
{SIGFPE, 0xC000008E}, /* float divide by zero */
|
||||
{SIGFPE, 0xC000008F}, /* float inexact */
|
||||
{SIGFPE, 0xC0000090}, /* float invalid operation */
|
||||
{SIGFPE, 0xC0000091}, /* float overflow */
|
||||
{SIGFPE, 0xC0000092}, /* float stack check */
|
||||
{SIGFPE, 0xC0000093}, /* float underflow */
|
||||
{SIGFPE, 0xC0000094}, /* integer divide by zero */
|
||||
{SIGFPE, 0xC0000095}, /* integer overflow */
|
||||
{SIGILL, 0xC0000096}, /* privileged instruction */
|
||||
{SIGSEGV, 0xC00000FD}, /* stack overflow */
|
||||
{SIGTERM, 0xC000013A}, /* Ctrl-C exit */
|
||||
{SIGINT, 0xC000013A}
|
||||
};
|
||||
|
||||
|
|
@ -875,7 +875,7 @@ kill (int pid, int sig)
|
|||
if (pid == getpid ())
|
||||
{
|
||||
if (raise (sig) == 0)
|
||||
errno = ENOSYS;
|
||||
errno = ENOSYS;
|
||||
return -1;
|
||||
}
|
||||
|
||||
|
|
@ -896,13 +896,13 @@ kill (int pid, int sig)
|
|||
if (!TerminateProcess (ph, w32_signal_to_status (sig)))
|
||||
{
|
||||
/* If it's our subprocess, it could have already exited. In
|
||||
that case, waitpid will handily delete the process from our
|
||||
records, and we should return a more meaningful ESRCH to the
|
||||
caller. */
|
||||
that case, waitpid will handily delete the process from our
|
||||
records, and we should return a more meaningful ESRCH to the
|
||||
caller. */
|
||||
if (child_proc && waitpid (pid, NULL, WNOHANG) == pid)
|
||||
errno = ESRCH;
|
||||
errno = ESRCH;
|
||||
else
|
||||
errno = EINVAL;
|
||||
errno = EINVAL;
|
||||
return -1;
|
||||
}
|
||||
CloseHandle (ph);
|
||||
|
|
@ -942,11 +942,11 @@ getpriority (int which, int who)
|
|||
hp = proc_handle (who);
|
||||
scm_i_pthread_mutex_unlock (&scm_i_misc_mutex);
|
||||
/* If not found among our subprocesses, look elsewhere in the
|
||||
system. */
|
||||
system. */
|
||||
if (hp == INVALID_HANDLE_VALUE)
|
||||
hp = OpenProcess (PROCESS_QUERY_INFORMATION, FALSE, who);
|
||||
hp = OpenProcess (PROCESS_QUERY_INFORMATION, FALSE, who);
|
||||
else
|
||||
child_proc = 1;
|
||||
child_proc = 1;
|
||||
}
|
||||
|
||||
if (hp)
|
||||
|
|
@ -954,70 +954,70 @@ getpriority (int which, int who)
|
|||
DWORD pri_class = GetPriorityClass (hp);
|
||||
|
||||
/* The pseudo-handle returned by GetCurrentProcess doesn't need
|
||||
to be closed. */
|
||||
to be closed. */
|
||||
if (who > 0 && !child_proc)
|
||||
CloseHandle (hp);
|
||||
CloseHandle (hp);
|
||||
|
||||
if (pri_class > 0)
|
||||
{
|
||||
switch (pri_class)
|
||||
{
|
||||
case IDLE_PRIORITY_CLASS:
|
||||
nice_value = 4;
|
||||
break;
|
||||
case BELOW_NORMAL_PRIORITY_CLASS:
|
||||
nice_value = 6;
|
||||
break;
|
||||
case NORMAL_PRIORITY_CLASS:
|
||||
nice_value = 8;
|
||||
break;
|
||||
case ABOVE_NORMAL_PRIORITY_CLASS:
|
||||
nice_value = 10;
|
||||
break;
|
||||
case HIGH_PRIORITY_CLASS:
|
||||
nice_value = 13;
|
||||
break;
|
||||
case REALTIME_PRIORITY_CLASS:
|
||||
nice_value = 24;
|
||||
break;
|
||||
}
|
||||
/* If WHO is us, we can provide a more fine-grained value by
|
||||
looking at the current thread's priority value. (For
|
||||
other processes, it is not clear which thread to use.) */
|
||||
if (who == 0 || who == GetCurrentProcessId ())
|
||||
{
|
||||
HANDLE ht = GetCurrentThread ();
|
||||
int tprio = GetThreadPriority (ht);
|
||||
{
|
||||
switch (pri_class)
|
||||
{
|
||||
case IDLE_PRIORITY_CLASS:
|
||||
nice_value = 4;
|
||||
break;
|
||||
case BELOW_NORMAL_PRIORITY_CLASS:
|
||||
nice_value = 6;
|
||||
break;
|
||||
case NORMAL_PRIORITY_CLASS:
|
||||
nice_value = 8;
|
||||
break;
|
||||
case ABOVE_NORMAL_PRIORITY_CLASS:
|
||||
nice_value = 10;
|
||||
break;
|
||||
case HIGH_PRIORITY_CLASS:
|
||||
nice_value = 13;
|
||||
break;
|
||||
case REALTIME_PRIORITY_CLASS:
|
||||
nice_value = 24;
|
||||
break;
|
||||
}
|
||||
/* If WHO is us, we can provide a more fine-grained value by
|
||||
looking at the current thread's priority value. (For
|
||||
other processes, it is not clear which thread to use.) */
|
||||
if (who == 0 || who == GetCurrentProcessId ())
|
||||
{
|
||||
HANDLE ht = GetCurrentThread ();
|
||||
int tprio = GetThreadPriority (ht);
|
||||
|
||||
switch (tprio)
|
||||
{
|
||||
case THREAD_PRIORITY_IDLE:
|
||||
if (pri_class == REALTIME_PRIORITY_CLASS)
|
||||
nice_value = 16;
|
||||
else
|
||||
nice_value = 1;
|
||||
break;
|
||||
case THREAD_PRIORITY_TIME_CRITICAL:
|
||||
if (pri_class == REALTIME_PRIORITY_CLASS)
|
||||
nice_value = 31;
|
||||
else
|
||||
nice_value = 15;
|
||||
case THREAD_PRIORITY_ERROR_RETURN:
|
||||
nice_value = -1;
|
||||
error = 1;
|
||||
break;
|
||||
default:
|
||||
nice_value += tprio;
|
||||
break;
|
||||
}
|
||||
}
|
||||
/* Map to "nice values" similar to what one would see on
|
||||
Posix platforms. */
|
||||
if (!error)
|
||||
nice_value = - (nice_value - NZERO);
|
||||
}
|
||||
switch (tprio)
|
||||
{
|
||||
case THREAD_PRIORITY_IDLE:
|
||||
if (pri_class == REALTIME_PRIORITY_CLASS)
|
||||
nice_value = 16;
|
||||
else
|
||||
nice_value = 1;
|
||||
break;
|
||||
case THREAD_PRIORITY_TIME_CRITICAL:
|
||||
if (pri_class == REALTIME_PRIORITY_CLASS)
|
||||
nice_value = 31;
|
||||
else
|
||||
nice_value = 15;
|
||||
case THREAD_PRIORITY_ERROR_RETURN:
|
||||
nice_value = -1;
|
||||
error = 1;
|
||||
break;
|
||||
default:
|
||||
nice_value += tprio;
|
||||
break;
|
||||
}
|
||||
}
|
||||
/* Map to "nice values" similar to what one would see on
|
||||
Posix platforms. */
|
||||
if (!error)
|
||||
nice_value = - (nice_value - NZERO);
|
||||
}
|
||||
else
|
||||
error = 1;
|
||||
error = 1;
|
||||
}
|
||||
else
|
||||
error = 1;
|
||||
|
|
@ -1027,15 +1027,15 @@ getpriority (int which, int who)
|
|||
DWORD err = GetLastError ();
|
||||
|
||||
switch (err)
|
||||
{
|
||||
case ERROR_INVALID_PARAMETER:
|
||||
case ERROR_INVALID_THREAD_ID:
|
||||
errno = ESRCH;
|
||||
break;
|
||||
default:
|
||||
errno = EPERM;
|
||||
break;
|
||||
}
|
||||
{
|
||||
case ERROR_INVALID_PARAMETER:
|
||||
case ERROR_INVALID_THREAD_ID:
|
||||
errno = ESRCH;
|
||||
break;
|
||||
default:
|
||||
errno = EPERM;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
return nice_value;
|
||||
|
|
@ -1062,11 +1062,11 @@ setpriority (int which, int who, int nice_val)
|
|||
hp = proc_handle (who);
|
||||
scm_i_pthread_mutex_unlock (&scm_i_misc_mutex);
|
||||
/* If not found among our subprocesses, look elsewhere in the
|
||||
system. */
|
||||
system. */
|
||||
if (hp == INVALID_HANDLE_VALUE)
|
||||
hp = OpenProcess (PROCESS_SET_INFORMATION, FALSE, who);
|
||||
hp = OpenProcess (PROCESS_SET_INFORMATION, FALSE, who);
|
||||
else
|
||||
child_proc = 1;
|
||||
child_proc = 1;
|
||||
}
|
||||
|
||||
if (hp)
|
||||
|
|
@ -1076,20 +1076,20 @@ setpriority (int which, int who, int nice_val)
|
|||
/* Map "nice values" back to process priority classes. */
|
||||
nice_val = -nice_val + NZERO;
|
||||
if (nice_val < 6)
|
||||
pri_class = IDLE_PRIORITY_CLASS;
|
||||
pri_class = IDLE_PRIORITY_CLASS;
|
||||
else if (nice_val < 8)
|
||||
pri_class = BELOW_NORMAL_PRIORITY_CLASS;
|
||||
pri_class = BELOW_NORMAL_PRIORITY_CLASS;
|
||||
else if (nice_val < 10)
|
||||
pri_class = NORMAL_PRIORITY_CLASS;
|
||||
pri_class = NORMAL_PRIORITY_CLASS;
|
||||
else if (nice_val < 13)
|
||||
pri_class = ABOVE_NORMAL_PRIORITY_CLASS;
|
||||
pri_class = ABOVE_NORMAL_PRIORITY_CLASS;
|
||||
else if (nice_val < 16)
|
||||
pri_class = HIGH_PRIORITY_CLASS;
|
||||
pri_class = HIGH_PRIORITY_CLASS;
|
||||
else
|
||||
pri_class = REALTIME_PRIORITY_CLASS;
|
||||
pri_class = REALTIME_PRIORITY_CLASS;
|
||||
|
||||
if (SetPriorityClass (hp, pri_class))
|
||||
retval = 0;
|
||||
retval = 0;
|
||||
}
|
||||
|
||||
err = GetLastError ();
|
||||
|
|
@ -1133,11 +1133,11 @@ sched_getaffinity (int pid, size_t mask_size, cpu_set_t *mask)
|
|||
hp = proc_handle (pid);
|
||||
scm_i_pthread_mutex_unlock (&scm_i_misc_mutex);
|
||||
/* If not found among our subprocesses, look elsewhere in the
|
||||
system. */
|
||||
system. */
|
||||
if (hp == INVALID_HANDLE_VALUE)
|
||||
hp = OpenProcess (PROCESS_QUERY_INFORMATION, FALSE, pid);
|
||||
hp = OpenProcess (PROCESS_QUERY_INFORMATION, FALSE, pid);
|
||||
else
|
||||
child_proc = 1;
|
||||
child_proc = 1;
|
||||
}
|
||||
|
||||
if (hp)
|
||||
|
|
@ -1146,11 +1146,11 @@ sched_getaffinity (int pid, size_t mask_size, cpu_set_t *mask)
|
|||
BOOL result = GetProcessAffinityMask (hp, (DWORD_PTR *)mask, &ignored);
|
||||
|
||||
/* The pseudo-handle returned by GetCurrentProcess doesn't
|
||||
need to be closed. */
|
||||
need to be closed. */
|
||||
if (pid > 0 && !child_proc)
|
||||
CloseHandle (hp);
|
||||
CloseHandle (hp);
|
||||
if (result)
|
||||
return 0;
|
||||
return 0;
|
||||
}
|
||||
|
||||
err = GetLastError ();
|
||||
|
|
@ -1190,11 +1190,11 @@ sched_setaffinity (int pid, size_t mask_size, cpu_set_t *mask)
|
|||
hp = proc_handle (pid);
|
||||
scm_i_pthread_mutex_unlock (&scm_i_misc_mutex);
|
||||
/* If not found among our subprocesses, look elsewhere in the
|
||||
system. */
|
||||
system. */
|
||||
if (hp == INVALID_HANDLE_VALUE)
|
||||
hp = OpenProcess (PROCESS_SET_INFORMATION, FALSE, pid);
|
||||
hp = OpenProcess (PROCESS_SET_INFORMATION, FALSE, pid);
|
||||
else
|
||||
child_proc = 1;
|
||||
child_proc = 1;
|
||||
}
|
||||
|
||||
if (hp)
|
||||
|
|
@ -1202,11 +1202,11 @@ sched_setaffinity (int pid, size_t mask_size, cpu_set_t *mask)
|
|||
BOOL result = SetProcessAffinityMask (hp, *(DWORD_PTR *)mask);
|
||||
|
||||
/* The pseudo-handle returned by GetCurrentProcess doesn't
|
||||
need to be closed. */
|
||||
need to be closed. */
|
||||
if (pid > 0 && !child_proc)
|
||||
CloseHandle (hp);
|
||||
CloseHandle (hp);
|
||||
if (result)
|
||||
return 0;
|
||||
return 0;
|
||||
}
|
||||
|
||||
err = GetLastError ();
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue