From: Roland McGrath <roland@gnu.org>
Date: Tue, 16 Jul 1996 21:19:13 +0000 (+0000)
Subject: Tue Jul 16 16:43:58 1996  Roland McGrath  <roland@delasyd.gnu.ai.mit.edu>
X-Git-Tag: cvs/libc-960717~2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=f36f8dcf1cf07c66e9f7a3eba408e2b0af12d717;p=thirdparty%2Fglibc.git

Tue Jul 16 16:43:58 1996  Roland McGrath  <roland@delasyd.gnu.ai.mit.edu>

	* sysdeps/mach/hurd/mmap.c: Use same inheritance arg in second vm_map
	call as in first.

	* Makerules (make-link): Install the new link with atomic mv -f in
	case ln itself requires the library being installed.
---

diff --git a/ChangeLog b/ChangeLog
index c2b516886f0..45b890aae95 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+Tue Jul 16 16:43:58 1996  Roland McGrath  <roland@delasyd.gnu.ai.mit.edu>
+
+	* sysdeps/mach/hurd/mmap.c: Use same inheritance arg in second vm_map
+	call as in first.
+
+	* Makerules (make-link): Install the new link with atomic mv -f in
+	case ln itself requires the library being installed.
+
 Tue Jul 16 00:31:31 1996  Richard Henderson  <rth@tamu.edu>
 
 	* sysdeps/alpha/dl-machine.h: Mirror Roland's changes to
diff --git a/Makerules b/Makerules
index cb6b35425ad..0554f85f98d 100644
--- a/Makerules
+++ b/Makerules
@@ -583,7 +583,9 @@ versioned := $(strip $(foreach so,$(install-lib.so),\
 $(addprefix $(libdir)/,$(filter-out $(versioned),$(install-lib.so))): \
 $(libdir)/%.so: $(objpfx)%.so; $(do-install-program)
 
-make-link = cd $(@D); rm -f $(@F); $(LN_S) $(<F) $(@F)
+define make-link
+cd $(@D); rm -f $(@F).new; $(LN_S) $(<F) $(@F).new; mv -f $(@F).new $(@F)
+endef
 
 ifdef libc.so-version
 # For a library specified to be version N, install three files:
diff --git a/sysdeps/mach/hurd/mmap.c b/sysdeps/mach/hurd/mmap.c
index f42c4e55c38..8753fd644b5 100644
--- a/sysdeps/mach/hurd/mmap.c
+++ b/sysdeps/mach/hurd/mmap.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1994, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1994, 1995, 1996 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
@@ -135,11 +135,10 @@ __mmap (caddr_t addr, size_t len, int prot, int flags, int fd, off_t offset)
 	err = __vm_map (__mach_task_self (),
 			&mapaddr, (vm_size_t) len, (vm_address_t) 0,
 			0, memobj, (vm_offset_t) offset,
-			flags & (MAP_COPY|MAP_PRIVATE),
+			! (flags & MAP_SHARED),
 			vmprot, VM_PROT_ALL,
-			(flags & MAP_INHERIT) == 0 ? VM_INHERIT_NONE :
-			(flags & (MAP_COPY|MAP_PRIVATE)) ? VM_INHERIT_COPY :
-			VM_INHERIT_SHARE);
+			(flags & MAP_SHARED) ? VM_INHERIT_SHARE
+			: VM_INHERIT_COPY);
     }
 
   if (memobj != MACH_PORT_NULL)