[Bug binutils/15324] New: dwarf.c build error on MacOs X Snow Leopard 10.6.8: strnlen definition missing

[alexis.deruelle at gmail dot com]

http://sourceware.org/bugzilla/show_bug.cgi?id=15324

             Bug #: 15324
           Summary: dwarf.c build error on MacOs X Snow Leopard 10.6.8:
                    strnlen definition missing
           Product: binutils
           Version: unspecified
            Status: NEW
          Severity: normal
          Priority: P2
         Component: binutils
        AssignedTo: address@hidden
        ReportedBy: address@hidden
    Classification: Unclassified


Created attachment 6959
  --> http://sourceware.org/bugzilla/attachment.cgi?id=6959
Fix dwarc.c Snow Leopard build

strnlen definition isn't available/detected on Snow Leopard, thus dwarf.c
doesn't build any more on my system :

gcc -DHAVE_CONFIG_H -I.
-I/Users/alexis/src/binutils-tic6x-dis-16bits.git/binutils  -I.
-I/Users/alexis/src/binutils-tic6x-dis-16bits.git/binutils -I../bfd
-I/Users/alexis/src/binutils-tic6x-dis-16bits.git/binutils/../bfd
-I/Users/alexis/src/binutils-tic6x-dis-16bits.git/binutils/../include
-I./../intl -DLOCALEDIR="\"/Users/alexis/binutils-tic6x/share/locale\""
-Dbin_dummy_emulation=bin_vanilla_emulation  -W -Wall -Wstrict-prototypes
-Wmissing-prototypes -Wshadow -Werror -g -O2 -MT dwarf.o -MD -MP -MF
.deps/dwarf.Tpo -c -o dwarf.o
/Users/alexis/src/binutils-tic6x-dis-16bits.git/binutils/dwarf.c
cc1: warnings being treated as errors
/Users/alexis/src/binutils-tic6x-dis-16bits.git/binutils/dwarf.c: In function
'process_extended_line_op':
/Users/alexis/src/binutils-tic6x-dis-16bits.git/binutils/dwarf.c:428: warning:
implicit declaration of function 'strnlen'

see https://bugs.launchpad.net/dulwich/+bug/794543 for similar issue

Patch attached based on above link.

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