Changeset 501 in kBuild for vendor/gnumake/current/commands.c

Timestamp:

Sep 15, 2006 2:30:32 AM (19 years ago)

Author:

bird

Message:

Load make-3.81/ into vendor/gnumake/current.

File:

• vendor/gnumake/current/commands.c (modified) (6 diffs)

vendor/gnumake/current/commands.c

@@ -1 +1 @@
 /* Command processing for GNU Make.
-Copyright (C) 1988,89,91,92,93,94,95,96,97 Free Software Foundation, Inc.
+Copyright (C) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997,
+1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software
+Foundation, Inc.
 This file is part of GNU Make.
 
-GNU Make is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
-
-GNU Make is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with GNU Make; see the file COPYING.  If not, write to
-the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA.  */
+GNU Make is free software; you can redistribute it and/or modify it under the
+terms of the GNU General Public License as published by the Free Software
+Foundation; either version 2, or (at your option) any later version.
+
+GNU Make is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with
+GNU Make; see the file COPYING.  If not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.  */
 
 #include "make.h"
@@ -24 +23 @@
 #include "job.h"
 #include "commands.h"
+#ifdef WINDOWS32
+#include <windows.h>
+#include "w32err.h"
+#endif
 
 #if VMS
@@ -156 +159 @@
 
     if (plus_len > plus_max)
-      plus_value = (char *) xmalloc (plus_max = plus_len);
+      plus_value = xrealloc (plus_value, plus_max = plus_len);
     cp = plus_value;
 
@@ -205 +208 @@
 
     if (qmark_len > qmark_max)
-      qmark_value = (char *) xmalloc (qmark_max = qmark_len);
+      qmark_value = xrealloc (qmark_value, qmark_max = qmark_len);
     qp = qmark_value;
 
     if (bar_len > bar_max)
-      bar_value = (char *) xmalloc (bar_max = bar_len);
+      bar_value = xrealloc (bar_value, bar_max = bar_len);
     bp = bar_value;
 
@@ -425 +428 @@
   exit (10);
 #else /* not Amiga */
+#ifdef WINDOWS32
+  extern HANDLE main_thread;
+
+  /* Windows creates a sperate thread for handling Ctrl+C, so we need
+     to suspend the main thread, or else we will have race conditions
+     when both threads call reap_children.  */
+  if (main_thread)
+    {
+      DWORD susp_count = SuspendThread (main_thread);
+
+      if (susp_count != 0)
+        fprintf (stderr, "SuspendThread: suspend count = %ld\n", susp_count);
+      else if (susp_count == (DWORD)-1)
+        {
+          DWORD ierr = GetLastError ();
+
+          fprintf (stderr, "SuspendThread: error %ld: %s\n",
+                   ierr, map_windows32_error_to_string (ierr));
+        }
+    }
+#endif
   handling_fatal_signal = 1;
 
@@ -487 +511 @@
 
 #ifdef WINDOWS32
-  /* Cannot call W32_kill with a pid (it needs a handle) */
-  exit (EXIT_FAILURE);
+  if (main_thread)
+    CloseHandle (main_thread);
+  /* Cannot call W32_kill with a pid (it needs a handle).  The exit
+     status of 130 emulates what happens in Bash.  */
+  exit (130);
 #else
   /* Signal the same code; this time it will really be fatal.  The signal