From cc631726d3e1609570170564e442bf735b906448 Mon Sep 17 00:00:00 2001
From: Christopher Faylor <me@cgf.cx>
Date: Sat, 29 Jul 2000 16:26:37 +0000
Subject: * kill.cc (main): Add '-f' option to force termination of a process.
 (forcekill): New function. * ps.cc (main): Add '-W' option to list Windows
 pids as well as Cygwin pids. (dummyprocessmodules): New function.
 (GetModuleFileNameEx95): New function. (init_win): New function. (to_time_t):
 New function.

---
 winsup/utils/kill.cc | 62 +++++++++++++++++++++++++++++++++++++++-------------
 1 file changed, 47 insertions(+), 15 deletions(-)

(limited to 'winsup/utils/kill.cc')

diff --git a/winsup/utils/kill.cc b/winsup/utils/kill.cc
index 611887896..a7913e43c 100644
--- a/winsup/utils/kill.cc
+++ b/winsup/utils/kill.cc
@@ -1,6 +1,6 @@
 /* kill.cc
 
-   Copyright 1996, 1997, 1998 Cygnus Solutions.
+   Copyright 1996, 1997, 1998, 1999, 2000 Red Hat, Inc.
 
 This file is part of Cygwin.
 
@@ -13,50 +13,72 @@ details. */
 #include <signal.h>
 #include <string.h>
 #include <time.h>
+#include <errno.h>
+#include <windows.h>
 
 static void usage (void);
-static int getsig (char *);
-int a = _timezone;
+static int __stdcall getsig (char *);
+static void __stdcall forcekill (int, int);
 
 int
-main (int ac, char **av)
+main (int argc, char **argv)
 {
   int sig = SIGTERM;
+  int force = 0;
+  int gotsig = 0;
 
-  if (ac == 1)
+  if (argc == 1)
     usage ();
 
-  if (*(++av)[0] == '-')
-    if (strcmp(*av + 1, "0") != 0)
-      sig = getsig (*av++ + 1);
+  while (*(++argv)[0] == '-')
+    if (strcmp (*argv + 1, "f") == 0)
+      force = 1;
+    else if (gotsig)
+      break;
+    else if (strcmp(*argv + 1, "0") != 0)
+      {
+	sig = getsig (*argv++ + 1);
+	gotsig = 1;
+      }
     else
       {
-	av++;
+	argv++;
 	sig = 0;
 	goto sig0;
       }
 
   if (sig <= 0 || sig > NSIG)
     {
-      fprintf (stderr, "kill: unknown signal: %s\n", av[-1]);
+      fprintf (stderr, "kill: unknown signal: %s\n", argv[-1]);
       exit (1);
     }
 
 sig0:
-  while (*av != NULL)
+  while (*argv != NULL)
     {
       char *p;
-      int pid = strtol (*av, &p, 10);
+      int pid = strtol (*argv, &p, 10);
       if (*p != '\0')
-	fprintf (stderr, "kill: illegal pid: %s\n", *av);
+	fprintf (stderr, "kill: illegal pid: %s\n", *argv);
       else
 	{
+#if 0
 	  printf ("Sending %s(%d) signal to pid %d\n",
 		  strsignal (sig), sig, pid);
+#endif
 	  if (kill (pid, sig))
-	    perror ("kill");
+	    {
+	      if (errno == ESRCH && force && sig != 0)
+		forcekill (pid, sig);
+	      else
+		{
+		  char buf[1000];
+		  sprintf (buf, "kill %d", pid);
+		  perror (buf);
+		}
+	    }
 	}
-      av++;
+      argv++;
     }
   return 0;
 }
@@ -83,3 +105,13 @@ getsig (char *in_sig)
     }
   return (strtosigno (sig) ?: atoi (in_sig));
 }
+
+static void __stdcall
+forcekill (int pid, int sig)
+{
+  HANDLE h = OpenProcess (PROCESS_TERMINATE, FALSE, (DWORD) pid);
+  if (!h)
+    return;
+  TerminateProcess (h, sig << 8);
+  CloseHandle (h);
+}
-- 
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