patches/glibc/ports-2.10.1/190-localedef-mmap.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Mon Dec 12 21:41:16 2011 +0200 (2011-12-12)
branch1.13
changeset 2845 0dc9d4931246
permissions -rw-r--r--
scripts: unset CONFIG_SITE

Some distributions (eg. openSUSE 12.1) systematically export
the CONFIG_SITE environment variable to point to a custom
script setting misc paths for ./configure.

This can, and does, break when cross-compiling for architectures
that are not supported by this script.

The simple workaround is to unset this variable.
NB: buildroot has a similar fix:
http://git.buildroot.org/buildroot/commit/?id=12c9f7dd6dee9c6029b4f9a12d6aac1516911ab4

Reported-by: Trevor Woerner <twoerner@gmail.com>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
(transplanted from 21f4f28e60ec0342133086c9a51e7f0e5b181fb8)
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sniped from Debian
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http://bugs.gentoo.org/289615
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2009-10-27  Aurelien Jarno  <aurelien@aurel32.net>
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	* locale/programs/locarchive.c: use MMAP_SHARED to reserve memory
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	used later with MMAP_FIXED | MMAP_SHARED to cope with different
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	alignment restrictions.
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diff -durN glibc-2.10.1.orig/locale/programs/locarchive.c glibc-2.10.1/locale/programs/locarchive.c
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--- glibc-2.10.1.orig/locale/programs/locarchive.c	2009-04-27 16:07:47.000000000 +0200
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+++ glibc-2.10.1/locale/programs/locarchive.c	2009-11-13 00:50:01.000000000 +0100
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@@ -134,7 +134,7 @@
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   size_t reserved = RESERVE_MMAP_SIZE;
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   int xflags = 0;
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   if (total < reserved
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-      && ((p = mmap64 (NULL, reserved, PROT_NONE, MAP_PRIVATE | MAP_ANON,
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+      && ((p = mmap64 (NULL, reserved, PROT_NONE, MAP_SHARED | MAP_ANON,
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 		       -1, 0)) != MAP_FAILED))
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     xflags = MAP_FIXED;
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   else
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@@ -396,7 +396,7 @@
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   size_t reserved = RESERVE_MMAP_SIZE;
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   int xflags = 0;
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   if (total < reserved
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-      && ((p = mmap64 (NULL, reserved, PROT_NONE, MAP_PRIVATE | MAP_ANON,
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+      && ((p = mmap64 (NULL, reserved, PROT_NONE, MAP_SHARED | MAP_ANON,
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 		       -1, 0)) != MAP_FAILED))
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     xflags = MAP_FIXED;
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   else
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@@ -614,7 +614,7 @@
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   int xflags = 0;
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   void *p;
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   if (st.st_size < reserved
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-      && ((p = mmap64 (NULL, reserved, PROT_NONE, MAP_PRIVATE | MAP_ANON,
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+      && ((p = mmap64 (NULL, reserved, PROT_NONE, MAP_SHARED | MAP_ANON,
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 		       -1, 0)) != MAP_FAILED))
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     xflags = MAP_FIXED;
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   else