patches/glibc/ports-2.13/190-localedef-mmap.patch
author Michael Hope <michael.hope@linaro.org>
Wed Oct 19 15:27:32 2011 +1300 (2011-10-19)
changeset 2739 f320e22f2cba
permissions -rw-r--r--
arch: add softfp support

Some architectures support a mixed hard/soft floating point, where
the compiler emits hardware floating point instructions, but passes
the operands in core (aka integer) registers.

For example, ARM supports this mode (to come in the next changeset).

Add support for softfp cross compilers to the GCC and GLIBC
configuration. Needed for Ubuntu and other distros that are softfp.

Signed-off-by: Michael Hope <michael.hope@linaro.org>
[yann.morin.1998@anciens.enib.fr: split the original patch]
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