patches/glibc/ports-2.10.1/190-localedef-mmap.patch
author "Yann E. MORIN" <yann.morin.1998@free.fr>
Mon Feb 13 21:47:25 2012 +0100 (2012-02-13)
changeset 2883 cea814c9932a
permissions -rw-r--r--
libc/glibc: do not consume parameters when parsing them

Currently, there are two constructs used to parse arguments in
glibc backends, one that consumes args as they are parsed, and
one that does not.

Always use the construct that does not eat args as they are parsed.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
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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