patches/glibc/ports-2.13/170-localedef-fix-trampoline.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Tue May 03 00:19:56 2011 +0200 (2011-05-03)
changeset 2438 2ba5655f6297
permissions -rw-r--r--
libc/glibc: add 2.13

Patchset provided by "Ioannis E. Venetis" <venetis@mail.capsl.udel.edu>
http://sourceware.org/ml/crossgcc/2011-04/msg00072.html
http://sourceware.org/ml/crossgcc/2011-04/msg00073.html

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
     1 #! /bin/sh -e
     2 
     3 # DP: Description: Fix localedef segfault when run under exec-shield,
     4 #        PaX or similar. (#231438, #198099)
     5 # DP: Dpatch Author: James Troup <james@nocrew.org>
     6 # DP: Patch Author: (probably) Jakub Jelinek <jakub@redhat.com>
     7 # DP: Upstream status: Unknown
     8 # DP: Status Details: Unknown
     9 # DP: Date: 2004-03-16
    10 
    11 if [ $# -ne 2 ]; then
    12     echo >&2 "`basename $0`: script expects -patch|-unpatch as argument"
    13     exit 1
    14 fi
    15 case "$1" in
    16     -patch) patch -d "$2" -f --no-backup-if-mismatch -p1 < $0;;
    17     -unpatch) patch -d "$2" -f --no-backup-if-mismatch -R -p1 < $0;;
    18     *)
    19 	echo >&2 "`basename $0`: script expects -patch|-unpatch as argument"
    20 	exit 1
    21 esac
    22 exit 0
    23 
    24 diff -durN glibc-2.13.orig/locale/programs/3level.h glibc-2.13/locale/programs/3level.h
    25 --- glibc-2.13.orig/locale/programs/3level.h	2007-07-16 02:54:59.000000000 +0200
    26 +++ glibc-2.13/locale/programs/3level.h	2009-11-13 00:49:56.000000000 +0100
    27 @@ -203,6 +203,42 @@
    28  	}
    29      }
    30  }
    31 +
    32 +/* GCC ATM seems to do a poor job with pointers to nested functions passed
    33 +   to inlined functions.  Help it a little bit with this hack.  */
    34 +#define wchead_table_iterate(tp, fn) \
    35 +do									      \
    36 +  {									      \
    37 +    struct wchead_table *t = (tp);					      \
    38 +    uint32_t index1;							      \
    39 +    for (index1 = 0; index1 < t->level1_size; index1++)			      \
    40 +      {									      \
    41 +	uint32_t lookup1 = t->level1[index1];				      \
    42 +	if (lookup1 != ((uint32_t) ~0))					      \
    43 +	  {								      \
    44 +	    uint32_t lookup1_shifted = lookup1 << t->q;			      \
    45 +	    uint32_t index2;						      \
    46 +	    for (index2 = 0; index2 < (1 << t->q); index2++)		      \
    47 +	      {								      \
    48 +		uint32_t lookup2 = t->level2[index2 + lookup1_shifted];	      \
    49 +		if (lookup2 != ((uint32_t) ~0))				      \
    50 +		  {							      \
    51 +		    uint32_t lookup2_shifted = lookup2 << t->p;		      \
    52 +		    uint32_t index3;					      \
    53 +		    for (index3 = 0; index3 < (1 << t->p); index3++)	      \
    54 +		      {							      \
    55 +			struct element_t *lookup3			      \
    56 +			  = t->level3[index3 + lookup2_shifted];	      \
    57 +			if (lookup3 != NULL)				      \
    58 +			  fn ((((index1 << t->q) + index2) << t->p) + index3, \
    59 +			      lookup3);					      \
    60 +		      }							      \
    61 +		  }							      \
    62 +	      }								      \
    63 +	  }								      \
    64 +      }									      \
    65 +  } while (0)
    66 +
    67  #endif
    68  
    69  #ifndef NO_FINALIZE