patches/glibc/ports-2.13/190-localedef-mmap.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Sun Jul 17 15:48:27 2011 +0200 (2011-07-17)
changeset 2886 f1ad0445325c
permissions -rw-r--r--
cc/gcc: simplify calls to core backend

The core backend is going to have more parameters in the upcoming
patches, so it will be a bit complex to handle.

Introduce an array-variable that is filled by the different code-paths
with the required values.

This makes the code easier to read and maintain.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
yann@2438
     1
sniped from Debian
yann@2438
     2
http://bugs.gentoo.org/289615
yann@2438
     3
yann@2438
     4
2009-10-27  Aurelien Jarno  <aurelien@aurel32.net>
yann@2438
     5
yann@2438
     6
	* locale/programs/locarchive.c: use MMAP_SHARED to reserve memory
yann@2438
     7
	used later with MMAP_FIXED | MMAP_SHARED to cope with different
yann@2438
     8
	alignment restrictions.
yann@2438
     9
yann@2438
    10
diff -durN glibc-2.13.orig/locale/programs/locarchive.c glibc-2.13/locale/programs/locarchive.c
yann@2438
    11
--- glibc-2.13.orig/locale/programs/locarchive.c	2009-04-27 16:07:47.000000000 +0200
yann@2438
    12
+++ glibc-2.13/locale/programs/locarchive.c	2009-11-13 00:50:01.000000000 +0100
yann@2438
    13
@@ -134,7 +134,7 @@
yann@2438
    14
   size_t reserved = RESERVE_MMAP_SIZE;
yann@2438
    15
   int xflags = 0;
yann@2438
    16
   if (total < reserved
yann@2438
    17
-      && ((p = mmap64 (NULL, reserved, PROT_NONE, MAP_PRIVATE | MAP_ANON,
yann@2438
    18
+      && ((p = mmap64 (NULL, reserved, PROT_NONE, MAP_SHARED | MAP_ANON,
yann@2438
    19
 		       -1, 0)) != MAP_FAILED))
yann@2438
    20
     xflags = MAP_FIXED;
yann@2438
    21
   else
yann@2438
    22
@@ -396,7 +396,7 @@
yann@2438
    23
   size_t reserved = RESERVE_MMAP_SIZE;
yann@2438
    24
   int xflags = 0;
yann@2438
    25
   if (total < reserved
yann@2438
    26
-      && ((p = mmap64 (NULL, reserved, PROT_NONE, MAP_PRIVATE | MAP_ANON,
yann@2438
    27
+      && ((p = mmap64 (NULL, reserved, PROT_NONE, MAP_SHARED | MAP_ANON,
yann@2438
    28
 		       -1, 0)) != MAP_FAILED))
yann@2438
    29
     xflags = MAP_FIXED;
yann@2438
    30
   else
yann@2438
    31
@@ -614,7 +614,7 @@
yann@2438
    32
   int xflags = 0;
yann@2438
    33
   void *p;
yann@2438
    34
   if (st.st_size < reserved
yann@2438
    35
-      && ((p = mmap64 (NULL, reserved, PROT_NONE, MAP_PRIVATE | MAP_ANON,
yann@2438
    36
+      && ((p = mmap64 (NULL, reserved, PROT_NONE, MAP_SHARED | MAP_ANON,
yann@2438
    37
 		       -1, 0)) != MAP_FAILED))
yann@2438
    38
     xflags = MAP_FIXED;
yann@2438
    39
   else