package/x11r7/xserver_xorg-server: Fix sdksyms.sh to cope with gcc5

backported from upstream

http://cgit.freedesktop.org/xorg/xserver/commit/hw/xfree86/sdksyms.sh?id=21b896939c5bb242f3aacc37baf12379e43254b6

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>

From 21b896939c5bb242f3aacc37baf12379e43254b6 Mon Sep 17 00:00:00 2001

From: Egbert Eich <eich@freedesktop.org>

Date: Tue, 3 Mar 2015 16:27:05 +0100

Subject: symbols: Fix sdksyms.sh to cope with gcc5

Gcc5 adds additional lines stating line numbers before and

after __attribute__() which need to be skipped.

Signed-off-by: Egbert Eich <eich@freedesktop.org>

Tested-by: Daniel Stone <daniels@collabora.com>

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

diff --git a/hw/xfree86/sdksyms.sh b/hw/xfree86/sdksyms.sh

index 2305073..05ac410 100755

--- a/hw/xfree86/sdksyms.sh

+++ b/hw/xfree86/sdksyms.sh

@@ -350,13 +350,25 @@ BEGIN {

     if (sdk) {

 	n = 3;

+        # skip line numbers GCC 5 adds before __attribute__

+        while ($n == "" || $0 ~ /^# [0-9]+ "/) {

+           getline;

+           n = 1;

+        }

+

 	# skip attribute, if any

 	while ($n ~ /^(__attribute__|__global)/ ||

 	    # skip modifiers, if any

 	    $n ~ /^\*?(unsigned|const|volatile|struct|_X_EXPORT)$/ ||

 	    # skip pointer

-	    $n ~ /^[a-zA-Z0-9_]*\*$/)

+	    $n ~ /^[a-zA-Z0-9_]*\*$/) {

 	    n++;

+            # skip line numbers GCC 5 adds after __attribute__

+            while ($n == "" || $0 ~ /^# [0-9]+ "/) {

+               getline;

+               n = 1;

+            }

+        }

 	# type specifier may not be set, as in

 	#   extern _X_EXPORT unsigned name(...)

-- 

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