Accepting request 513169 from home:Andreas_Schwab:glibc:rebuild

- use-extensions.patch: add AC_USE_SYSTEM_EXTENSIONS to get missing
  declaration

OBS-URL: https://build.opensuse.org/request/show/513169
OBS-URL: https://build.opensuse.org/package/show/devel:tools:compiler/flex?expand=0&rev=30

flex.changes

@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Mon Jul 31 12:12:19 UTC 2017 - schwab@suse.de
+
+- use-extensions.patch: add AC_USE_SYSTEM_EXTENSIONS to get missing
+  declaration
+
 -------------------------------------------------------------------
 Mon Jul  3 10:08:31 UTC 2017 - mpluskal@suse.com
 

flex.spec

@@ -28,7 +28,12 @@ Source:         https://github.com/westes/flex/releases/download/v%{version}/fle
 Source1:        lex-wrapper.sh
 Source2:        README.SUSE
 Source3:        baselibs.conf
+Patch:          use-extensions.patch
+BuildRequires:  autoconf
+BuildRequires:  automake
 BuildRequires:  gcc-c++
+BuildRequires:  help2man
+BuildRequires:  libtool
 BuildRequires:  m4
 Requires:       libfl-devel = %{version}
 Requires:       m4
@@ -63,8 +68,10 @@ This package contains libraries for using flex.
 
 %prep
 %setup -q
+%patch -p1
 
 %build
+autoreconf -fi
 %configure \
   --docdir=%{_docdir}/%{name}
 make %{?_smp_mflags}

use-extensions.patch

@@ -0,0 +1,12 @@
+Index: flex-2.6.4/configure.ac
+===================================================================
+--- flex-2.6.4.orig/configure.ac
++++ flex-2.6.4/configure.ac
+@@ -27,6 +27,7 @@
+ AC_INIT([the fast lexical analyser generator],[2.6.4],[flex-help@lists.sourceforge.net],[flex])
+ AC_CONFIG_SRCDIR([src/scan.l])
+ AC_CONFIG_AUX_DIR([build-aux])
++AC_USE_SYSTEM_EXTENSIONS
+ LT_INIT
+ AM_INIT_AUTOMAKE([1.11.3 -Wno-portability foreign check-news std-options dist-lzip parallel-tests subdir-objects])
+ AC_CONFIG_HEADER([src/config.h])