[tracker] configure: Save LDFLAGS

[Carlos Garnacho <carlosg src gnome org>]

commit 62d44fe6a659eeb124e168349aa6c5a60b37da07
Author: Marcus Meissner <meissner suse de>
Date:   Sat Jul 4 20:28:36 2015 +0200

    configure: Save LDFLAGS
    
    There's places where CFLAGS is modified/restored while LDFLAGS is left
    untouched, both should be saved/restored at the same time.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=742186

 configure.ac              |   12 ++++++++++++
 m4/sqlite-builtin-fts4.m4 |    3 +++
 2 files changed, 15 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index ee6156b..82e1ea4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2094,8 +2094,10 @@ AM_CONDITIONAL(HAVE_LIBOSINFO, test "x$have_libosinfo" = "xyes")
 # distros, it is not.
 
 OLD_CFLAGS="$CFLAGS"
+OLD_LDFLAGS="$LDFLAGS"
 OLD_LIBS="$LIBS"
 CFLAGS=""
+LDFLAGS=""
 LIBS=""
 
 AC_ARG_ENABLE(libgif,
@@ -2132,6 +2134,7 @@ fi
 AM_CONDITIONAL(HAVE_LIBGIF, test "x$have_libgif" = "xyes")
 
 CFLAGS="$OLD_CFLAGS"
+LDFLAGS="$OLD_LDFLAGS"
 LIBS="$OLD_LIBS"
 
 ##################################################################
@@ -2142,8 +2145,10 @@ LIBS="$OLD_LIBS"
 # distros, it is not.
 
 OLD_CFLAGS="$CFLAGS"
+OLD_LDFLAGS="$LDFLAGS"
 OLD_LIBS="$LIBS"
 CFLAGS=""
+LDFLAGS=""
 LIBS=""
 
 AC_ARG_ENABLE(libjpeg,
@@ -2180,6 +2185,7 @@ fi
 AM_CONDITIONAL(HAVE_LIBJPEG, test "x$have_libjpeg" = "xyes")
 
 CFLAGS="$OLD_CFLAGS"
+LDFLAGS="$OLD_LDFLAGS"
 LIBS="$OLD_LIBS"
 
 ##################################################################
@@ -2190,8 +2196,10 @@ LIBS="$OLD_LIBS"
 # distros, it is not.
 
 OLD_CFLAGS="$CFLAGS"
+OLD_LDFLAGS="$LDFLAGS"
 OLD_LIBS="$LIBS"
 CFLAGS=""
+LDFLAGS=""
 LIBS=""
 
 AC_ARG_ENABLE(libtiff,
@@ -2228,6 +2236,7 @@ fi
 AM_CONDITIONAL(HAVE_LIBTIFF, test "x$have_libtiff" = "xyes")
 
 CFLAGS="$OLD_CFLAGS"
+LDFLAGS="$OLD_LDFLAGS"
 LIBS="$OLD_LIBS"
 
 ##################################################################
@@ -2238,8 +2247,10 @@ LIBS="$OLD_LIBS"
 # distros, it is not.
 
 OLD_CFLAGS="$CFLAGS"
+OLD_LDFLAGS="$LDFLAGS"
 OLD_LIBS="$LIBS"
 CFLAGS=""
+LDFLAGS=""
 LIBS=""
 
 AC_ARG_ENABLE(libpng,
@@ -2276,6 +2287,7 @@ fi
 AM_CONDITIONAL(HAVE_LIBPNG, test "x$have_libpng" = "xyes")
 
 CFLAGS="$OLD_CFLAGS"
+LDFLAGS="$OLD_LDFLAGS"
 LIBS="$OLD_LIBS"
 
 ##################################################################
diff --git a/m4/sqlite-builtin-fts4.m4 b/m4/sqlite-builtin-fts4.m4
index acf8e58..bb0d311 100644
--- a/m4/sqlite-builtin-fts4.m4
+++ b/m4/sqlite-builtin-fts4.m4
@@ -3,8 +3,10 @@ AC_DEFUN([AX_SQLITE_BUILTIN_FTS4],
   AC_REQUIRE([AC_PROG_CC])
 
   OLD_CFLAGS="$CFLAGS"
+  OLD_LDFLAGS="$LDFLAGS"
   OLD_LIBS="$LIBS"
   CFLAGS="$SQLITE3_CFLAGS"
+  LDFLAGS="$SQLITE3_LDFLAGS"
   LIBS="$SQLITE3_LIBS"
 
   AC_CHECK_HEADERS([sqlite3.h])
@@ -27,6 +29,7 @@ AC_DEFUN([AX_SQLITE_BUILTIN_FTS4],
     [ax_cv_sqlite_builtin_fts4=no])])
 
   CFLAGS="$OLD_CFLAGS"
+  LDFLAGS="$OLD_LDFLAGS"
   LIBS="$OLD_LIBS"
 ])