2011-02-21 Hui Zhu <teawater@gmail.com>

[deliverable/binutils-gdb.git] / gdb / gdb_wait.h

diff --git a/gdb/gdb_wait.h b/gdb/gdb_wait.h
index 36e797b2223ec3b94919ed5bc845f57fbb835f5a..a583050868bde8663997e4954562e8324d578f43 100644 (file)
--- a/gdb/gdb_wait.h
+++ b/gdb/gdb_wait.h
@@ -1,11 +1,12 @@
 /* Standard wait macros.
-   Copyright 2000 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2007, 2008, 2009, 2010, 2011
+   Free Software Foundation, Inc.
 
    This file is part of GDB.
 
    This program 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 of the License, or
+   the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
@@ -14,9 +15,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #ifndef GDB_WAIT_H
 #define GDB_WAIT_H
@@ -39,8 +38,8 @@
 /* The following macros are defined equivalently to their definitions
    in POSIX.1.  We fail to define WNOHANG and WUNTRACED, which POSIX.1
    <sys/wait.h> defines, since our code does not use waitpid() (but
-   NOTE exception for Linux below).
-   We also fail to declare wait() and waitpid().  */   
+   NOTE exception for GNU/Linux below).  We also fail to declare
+   wait() and waitpid().  */
 
 #ifndef        WIFEXITED
 #define WIFEXITED(w)   (((w)&0377) == 0)
@@ -56,7 +55,7 @@
 /* Unfortunately, the above comment (about being compatible in all Unix 
    systems) is not quite correct for AIX, sigh.  And AIX 3.2 can generate
    status words like 0x57c (sigtrap received after load), and gdb would
-   choke on it. */
+   choke on it.  */
 
 #define WIFSTOPPED(w)  ((w)&0x40)
 
@@ -95,17 +94,15 @@
 
 #ifndef        WSETSTOP
 # ifdef        W_STOPCODE
-#define        WSETSTOP(w,status) ((w) = W_STOPCODE(status,0))
+#define        WSETSTOP(w,sig)    ((w) = W_STOPCODE(sig))
 # else
 #define WSETSTOP(w,sig)           ((w) = (0177 | ((sig) << 8)))
 # endif
 #endif
 
-/*
- * For native Linux we may use waitpid and the __WCLONE option.
- *  <GRIPE> It is of course dangerous not to use the REAL header file...
- * </GRIPE>
- */
+/* For native GNU/Linux we may use waitpid and the __WCLONE option.
+  <GRIPE> It is of course dangerous not to use the REAL header file...
+  </GRIPE>.  */
 
 /* Bits in the third argument to `waitpid'.  */
 #ifndef WNOHANG