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authorRoland McGrath <roland@gnu.org>2002-02-17 07:30:04 +0000
committerRoland McGrath <roland@gnu.org>2002-02-17 07:30:04 +0000
commit30537cab78969a27a9f045a812e712cd0ebd9c24 (patch)
treef0782ae9a0194723843a1814c03bd90924e4f36a
parent690a2f7da66de6faa69362a42aec6467d58209af (diff)
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* config.h.in: Add #undef HAVE_HOST_PAGE_SIZE.
* sysdeps/mach/configure.in: Check for host_page_size RPC to define it. * mach/mach_init.c (__mach_init) [HAVE_HOST_PAGE_SIZE]: Use host_page_size instead of vm_statistics.
-rw-r--r--ChangeLog5
-rw-r--r--config.h.in3
-rw-r--r--mach/mach_init.c18
-rw-r--r--sysdeps/mach/configure.in9
4 files changed, 29 insertions, 6 deletions
diff --git a/ChangeLog b/ChangeLog
index b70cb7264f..5feb9f265d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
2002-02-16 Roland McGrath <roland@frob.com>
+ * config.h.in: Add #undef HAVE_HOST_PAGE_SIZE.
+ * sysdeps/mach/configure.in: Check for host_page_size RPC to define it.
+ * mach/mach_init.c (__mach_init) [HAVE_HOST_PAGE_SIZE]: Use
+ host_page_size instead of vm_statistics.
+
* sysdeps/mach/Makefile (mach-before-compile): Don't include
mach_interface.h here, since not all variants use that name.
diff --git a/config.h.in b/config.h.in
index b15e8f15ce..fae29729e4 100644
--- a/config.h.in
+++ b/config.h.in
@@ -131,6 +131,9 @@
/* Mach/Hurd specific: define if mig supports the `retcode' keyword. */
#undef HAVE_MIG_RETCODE
+/* Mach specific: define if the `host_page_size' RPC is available. */
+#undef HAVE_HOST_PAGE_SIZE
+
/*
*/
diff --git a/mach/mach_init.c b/mach/mach_init.c
index 468aba9025..0dd33e44d9 100644
--- a/mach/mach_init.c
+++ b/mach/mach_init.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992,93,95,97,2001 Free Software Foundation, Inc.
+/* Copyright (C) 1992,93,95,97,2001,02 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -16,8 +16,7 @@
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
-#include <mach_init.h>
-#include <mach/mach_interface.h>
+#include <mach.h>
#include <mach/mig_support.h>
#include <unistd.h>
@@ -29,13 +28,20 @@ void
__mach_init (void)
{
kern_return_t err;
- vm_statistics_data_t stats;
__mach_task_self_ = (__mach_task_self) ();
__mig_init (0);
- if (err = __vm_statistics (__mach_task_self (), &stats))
+#if HAVE_HOST_PAGE_SIZE
+ if (err = __host_page_size (__mach_host_self (), &__vm_page_size))
_exit (err);
- __vm_page_size = stats.pagesize;
+#else
+ {
+ vm_statistics_data_t stats;
+ if (err = __vm_statistics (__mach_task_self (), &stats))
+ _exit (err);
+ __vm_page_size = stats.pagesize;
+ }
+#endif
}
weak_alias (__mach_init, mach_init)
diff --git a/sysdeps/mach/configure.in b/sysdeps/mach/configure.in
index 058a2a05c8..05dc45b61d 100644
--- a/sysdeps/mach/configure.in
+++ b/sysdeps/mach/configure.in
@@ -59,3 +59,12 @@ done
if test "x$mach_interface_list" = x; then
AC_MSG_ERROR([what manner of Mach is this?])
fi
+
+AC_CACHE_CHECK(for host_page_size in mach_host.defs,
+ libc_cv_mach_host_page_size, [dnl
+AC_EGREP_HEADER(host_page_size, mach/mach_host.defs,
+ libc_cv_mach_host_page_size=yes,
+ libc_cv_mach_host_page_size=no)])
+if test $libc_cv_mach_host_page_size = yes; then
+ AC_DEFINE([HAVE_HOST_PAGE_SIZE])
+fi