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Re: [patch] sys_resource_h: OpenVMS needs RUSAGE constants


From: Bruno Haible
Subject: Re: [patch] sys_resource_h: OpenVMS needs RUSAGE constants
Date: Sat, 15 Jul 2017 17:33:04 +0200
User-agent: KMail/5.1.3 (Linux/4.4.0-83-generic; KDE/5.18.0; x86_64; ; )

John E. Malmberg wrote:
> This patch adds the RUSAGE_SELF and RUSAGE_CHILDREN defined constants 
> missing from the OpenVMS sys/resource.h file.

Thanks. Well done. I rewrote the ChangeLog entry, but the rest was good.


2017-07-15  John E. Malmberg  <address@hidden>

        sys_resource: Add support for OpenVMS.
        * lib/resource.in.h [__VMS]: Define RUSAGE_SELF, RUSAGE_CHILDREN.
        * doc/posix-headers/sys_resource.texi: Mention OpenVMS issues.

diff --git a/doc/posix-headers/sys_resource.texi 
b/doc/posix-headers/sys_resource.texi
index 489a662..e70223b 100644
--- a/doc/posix-headers/sys_resource.texi
+++ b/doc/posix-headers/sys_resource.texi
@@ -14,12 +14,16 @@ mingw, MSVC 14.
 On some platforms, this header file requires that <sys/types.h> and
 <sys/time.h> already be included:
 FreeBSD 5.0.
address@hidden
+On some platforms, this header file does not define the @code{RUSAGE_SELF} and
address@hidden constants:
+OpenVMS.
 @end itemize
 
 Portability problems not fixed by Gnulib:
 @itemize
 @item
 On some platforms, this header does not define some or all of the
-symbolic constants required by address@hidden  For example, Android does not
-define @code{RLIM_SAVED_CUR} or @code{RLIM_SAVED_MAX}.
+symbolic constants required by address@hidden  For example, OpenVMS and 
Android do
+not define @code{RLIM_SAVED_CUR} or @code{RLIM_SAVED_MAX}.
 @end itemize
diff --git a/lib/sys_resource.in.h b/lib/sys_resource.in.h
index 7fcc69f..ac747f4 100644
--- a/lib/sys_resource.in.h
+++ b/lib/sys_resource.in.h
@@ -79,6 +79,18 @@ struct rusage
 }
 # endif
 
+#else
+
+# ifdef __VMS                      /* OpenVMS */
+/* Define the RUSAGE_* constants.  */
+#  ifndef RUSAGE_SELF
+#   define RUSAGE_SELF 0
+#  endif
+#  ifndef RUSAGE_CHILDREN
+#   define RUSAGE_CHILDREN -1
+#  endif
+# endif
+
 #endif
 
 /* The definitions of _GL_FUNCDECL_RPL etc. are copied here.  */




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