diff options
Diffstat (limited to 'winsup/utils/kill.cc')
| -rw-r--r-- | winsup/utils/kill.cc | 294 |
1 files changed, 0 insertions, 294 deletions
diff --git a/winsup/utils/kill.cc b/winsup/utils/kill.cc deleted file mode 100644 index 2ff41545c..000000000 --- a/winsup/utils/kill.cc +++ /dev/null @@ -1,294 +0,0 @@ -/* kill.cc - - Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 Red Hat, Inc. - -This file is part of Cygwin. - -This software is a copyrighted work licensed under the terms of the -Cygwin license. Please consult the file "CYGWIN_LICENSE" for -details. */ - -#include <stdio.h> -#include <stdlib.h> -#include <signal.h> -#include <string.h> -#include <time.h> -#include <errno.h> -#include <windows.h> -#include <sys/cygwin.h> -#include <getopt.h> -#include <limits.h> - -static const char version[] = "$Revision$"; -static char *prog_name; - -static struct option longopts[] = -{ - {"help", no_argument, NULL, 'h' }, - {"list", optional_argument, NULL, 'l'}, - {"force", no_argument, NULL, 'f'}, - {"signal", required_argument, NULL, 's'}, - {"version", no_argument, NULL, 'v'}, - {NULL, 0, NULL, 0} -}; - -static char opts[] = "hl::fs:v"; - -extern "C" const char *strsigno (int); - -static void -usage (FILE *where = stderr) -{ - fprintf (where , "" - "Usage: %s [-f] [-signal] [-s signal] pid1 [pid2 ...]\n" - " %s -l [signal]\n" - "Send signals to processes\n" - "\n" - " -f, --force force, using win32 interface if necessary\n" - " -l, --list print a list of signal names\n" - " -s, --signal send signal (use %s --list for a list)\n" - " -h, --help output usage information and exit\n" - " -v, --version output version information and exit\n" - "", prog_name, prog_name, prog_name); - exit (where == stderr ? 1 : 0); -} - -static void -print_version () -{ - const char *v = strchr (version, ':'); - int len; - if (!v) - { - v = "?"; - len = 1; - } - else - { - v += 2; - len = strchr (v, ' ') - v; - } - printf ("\ -%s (cygwin) %.*s\n\ -Process Signaller\n\ -Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.\n\ -Compiled on %s\n\ -", prog_name, len, v, __DATE__); -} - -static int -getsig (const char *in_sig) -{ - const char *sig; - char buf[80]; - int intsig; - - if (strncmp (in_sig, "SIG", 3) == 0) - sig = in_sig; - else - { - sprintf (buf, "SIG%-.20s", in_sig); - sig = buf; - } - intsig = strtosigno (sig) ?: atoi (in_sig); - char *p; - if (!intsig && (strcmp (buf, "SIG0") != 0 && (strtol (in_sig, &p, 10) != 0 || *p))) - intsig = -1; - return intsig; -} - -static void -test_for_unknown_sig (int sig, const char *sigstr) -{ - if (sig < 0 || sig > NSIG) - { - fprintf (stderr, "%s: unknown signal: %s\n", prog_name, sigstr); - usage (); - exit (1); - } -} - -static void -listsig (const char *in_sig) -{ - int sig; - if (!in_sig) - for (sig = 1; sig < NSIG - 1; sig++) - printf ("%s%c", strsigno (sig) + 3, (sig < NSIG - 1) ? ' ' : '\n'); - else - { - sig = getsig (in_sig); - test_for_unknown_sig (sig, in_sig); - if (atoi (in_sig) == sig) - puts (strsigno (sig) + 3); - else - printf ("%d\n", sig); - } -} - -static void -get_debug_priv (void) -{ - HANDLE tok; - LUID luid; - TOKEN_PRIVILEGES tkp; - - if (!OpenProcessToken (GetCurrentProcess (), - TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &tok)) - return; - - if (!LookupPrivilegeValue (NULL, SE_DEBUG_NAME, &luid)) - { - CloseHandle (tok); - return; - } - - tkp.PrivilegeCount = 1; - tkp.Privileges[0].Luid = luid; - tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; - - AdjustTokenPrivileges (tok, FALSE, &tkp, sizeof tkp, NULL, NULL); - - CloseHandle (tok); -} - -static void __stdcall -forcekill (int pid, int sig, int wait) -{ - // try to acquire SeDebugPrivilege - get_debug_priv(); - - external_pinfo *p = NULL; - /* cygwin_internal misinterprets negative pids (Win9x pids) */ - if (pid > 0) - p = (external_pinfo *) cygwin_internal (CW_GETPINFO_FULL, pid); - DWORD dwpid = p ? p->dwProcessId : (DWORD) pid; - HANDLE h = OpenProcess (PROCESS_TERMINATE, FALSE, (DWORD) dwpid); - if (!h) - { - if (!wait || GetLastError () != ERROR_INVALID_PARAMETER) - fprintf (stderr, "%s: couldn't open pid %u\n", - prog_name, (unsigned) dwpid); - return; - } - if (!wait || WaitForSingleObject (h, 200) != WAIT_OBJECT_0) - if (sig && !TerminateProcess (h, sig << 8) - && WaitForSingleObject (h, 200) != WAIT_OBJECT_0) - fprintf (stderr, "%s: couldn't kill pid %u, %lu\n", - prog_name, (unsigned) dwpid, GetLastError ()); - CloseHandle (h); -} - -int -main (int argc, char **argv) -{ - int sig = SIGTERM; - int force = 0; - int ret = 0; - char *gotasig = NULL; - - prog_name = strrchr (argv[0], '/'); - if (prog_name == NULL) - prog_name = strrchr (argv[0], '\\'); - if (prog_name == NULL) - prog_name = argv[0]; - else - prog_name++; - - if (argc == 1) - usage (); - - opterr = 0; - - char *p; - long long int pid = 0; - - for (;;) - { - int ch; - char **av = argv + optind; - if ((ch = getopt_long (argc, argv, opts, longopts, NULL)) == EOF) - break; - switch (ch) - { - case 's': - gotasig = optarg; - sig = getsig (gotasig); - break; - case 'l': - if (!optarg) - { - optarg = argv[optind]; - if (optarg) - { - optind++; - optreset = 1; - } - } - if (argv[optind]) - usage (); - listsig (optarg); - break; - case 'f': - force = 1; - break; - case 'h': - usage (stdout); - break; - case 'v': - print_version (); - break; - case '?': - if (gotasig) - { - pid = strtoll (argv[optind], &p, 10); - if (pid < 0) - goto out; - usage (); - } - optreset = 1; - optind = 1 + av - argv; - gotasig = *av + 1; - sig = getsig (gotasig); - break; - default: - usage (); - break; - } - } - -out: - test_for_unknown_sig (sig, gotasig); - - argv += optind; - while (*argv != NULL) - { - if (!pid) - pid = strtoll (*argv, &p, 10); - if (*p != '\0' - || (!force && (pid < LONG_MIN || pid > LONG_MAX)) - || (force && (pid <= 0 || pid > ULONG_MAX))) - { - fprintf (stderr, "%s: illegal pid: %s\n", prog_name, *argv); - ret = 1; - } - else if (pid <= LONG_MAX && kill ((pid_t) pid, sig) == 0) - { - if (force) - forcekill ((pid_t) pid, sig, 1); - } - else if (force) - forcekill ((pid_t) pid, sig, 0); - else - { - char buf[1000]; - sprintf (buf, "%s: %lld", prog_name, pid); - perror (buf); - ret = 1; - } - argv++; - pid = 0; - } - return ret; -} - |