[src/trunk]: src Add more compat defs for code compiled for !NetBSD targets.

[pooka <pooka%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/33f804768932
branches:  trunk
changeset: 810781:33f804768932
user:      pooka <pooka%NetBSD.org@localhost>
date:      Mon Sep 21 21:50:16 2015 +0000

description:
Add more compat defs for code compiled for !NetBSD targets.

At least GNU Hurd lacks MAXHOSTNAMELEN/MAXPATHLEN/PATH_MAX, so make sure
those have some arbitrary semi-sane values.

from Robert Millan in PR misc/50166, with some modifications from myself

diffstat:

 lib/librumpuser/rumpuser_port.h |  14 +++++++++++++-
 tools/compat/compat_defs.h      |  12 +++++++++++-
 usr.bin/make/make.h             |  11 ++++++++++-
 3 files changed, 34 insertions(+), 3 deletions(-)

diffs (82 lines):

diff -r ac8bad8e2dfa -r 33f804768932 lib/librumpuser/rumpuser_port.h
--- a/lib/librumpuser/rumpuser_port.h   Mon Sep 21 15:50:19 2015 +0000
+++ b/lib/librumpuser/rumpuser_port.h   Mon Sep 21 21:50:16 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: rumpuser_port.h,v 1.45 2015/08/16 11:37:39 pooka Exp $ */
+/*     $NetBSD: rumpuser_port.h,v 1.46 2015/09/21 21:50:16 pooka Exp $ */
 
 #ifndef _LIB_LIBRUMPUSER_RUMPUSER_PORT_H_
 #define _LIB_LIBRUMPUSER_RUMPUSER_PORT_H_
@@ -314,4 +314,16 @@
 #define setprogname(a)
 #endif
 
+/* at least GNU Hurd does not specify various common hardcoded constants */
+#include <limits.h>
+#ifndef MAXPATHLEN
+#define MAXPATHLEN     4096
+#endif
+#ifndef PATH_MAX
+#define PATH_MAX       MAXPATHLEN
+#endif
+#ifndef MAXHOSTNAMELEN
+#define MAXHOSTNAMELEN 256
+#endif
+
 #endif /* _LIB_LIBRUMPUSER_RUMPUSER_PORT_H_ */
diff -r ac8bad8e2dfa -r 33f804768932 tools/compat/compat_defs.h
--- a/tools/compat/compat_defs.h        Mon Sep 21 15:50:19 2015 +0000
+++ b/tools/compat/compat_defs.h        Mon Sep 21 21:50:16 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: compat_defs.h,v 1.102 2015/07/26 14:01:53 kamil Exp $  */
+/*     $NetBSD: compat_defs.h,v 1.103 2015/09/21 21:50:16 pooka Exp $  */
 
 #ifndef        __NETBSD_COMPAT_DEFS_H__
 #define        __NETBSD_COMPAT_DEFS_H__
@@ -910,6 +910,13 @@
 #define LLONG_MIN ((long long)(~LLONG_MAX))
 #endif
 
+#ifndef MAXPATHLEN
+#define MAXPATHLEN     4096
+#endif
+#ifndef PATH_MAX
+#define PATH_MAX       MAXPATHLEN
+#endif
+
 /* <paths.h> */
 
 /* The host's _PATH_BSHELL might be broken, so override it. */
@@ -1149,6 +1156,9 @@
 #ifndef MAXPHYS
 #define MAXPHYS (64 * 1024)
 #endif
+#ifndef MAXHOSTNAMELEN
+#define MAXHOSTNAMELEN 256
+#endif
 
 /* XXX needed by makefs; this should be done in a better way */
 #undef btodb
diff -r ac8bad8e2dfa -r 33f804768932 usr.bin/make/make.h
--- a/usr.bin/make/make.h       Mon Sep 21 15:50:19 2015 +0000
+++ b/usr.bin/make/make.h       Mon Sep 21 21:50:16 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: make.h,v 1.95 2014/09/07 20:55:34 joerg Exp $  */
+/*     $NetBSD: make.h,v 1.96 2015/09/21 21:50:16 pooka Exp $  */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1993
@@ -503,4 +503,13 @@
 #define MAX(a, b) ((a > b) ? a : b)
 #endif
 
+/* At least GNU/Hurd systems lack hardcoded MAXPATHLEN/PATH_MAX */
+#include <limits.h>
+#ifndef MAXPATHLEN
+#define MAXPATHLEN     4096
+#endif
+#ifndef PATH_MAX
+#define PATH_MAX       MAXPATHLEN
+#endif
+
 #endif /* _MAKE_H_ */