From c4a96215db1f45479639e744b3be5af1ac79edd2 Mon Sep 17 00:00:00 2001
From: Bernardo Innocenti <bernie@codewiz.org>
Date: Mon, 31 Dec 2007 07:40:18 +0000
Subject: Allow linking libgsl statically

---
diff --git a/configure.in b/configure.in
index 8218d91..d73238b 100644
--- a/configure.in
+++ b/configure.in
@@ -93,10 +93,13 @@ AC_ARG_WITH(png,
 	fi
 ])
 AC_ARG_WITH(gsl,
-	[  --with-gsl=yes/no	enables/disables GSL complex routines],[
+	[  --with-gsl=yes/static/no	enables/disables GSL complex routines],[
 	if test x$withval = xyes; then
 	  gsl=yes
 	fi
+	if test x$withval = xstatic; then
+	  gsl=static
+	fi
 	if test x$withval = xno; then
 	  gsl=no
 	fi
@@ -438,6 +441,11 @@ if test $sffe = yes; then
  echo "Complex math parser:"
  echo "try GSL: $gsl"
  
+ if test $gsl = static; then
+   GSL_LIBS_PRE='-Wl,-Bstatic'
+   GSL_LIBS_POST='-Wl,-Bdynamic'
+   gsl=yes
+ fi
  if test $gsl = yes; then
   GSL_LIBS=""
   AC_PATH_PROG(GSL_CONFIG, gsl-config, no)
@@ -448,7 +456,7 @@ if test $sffe = yes; then
   else
     AC_MSG_RESULT(yes)
     echo "using GSL for complex numbers"
-    GSL_LIBS=`$GSL_CONFIG --libs`
+    GSL_LIBS="$GSL_LIBS_PRE `$GSL_CONFIG --libs` $GSL_LIBS_POST"
     GSL_CFLAGS=`$GSL_CONFIG --cflags`
     CFLAGS="$CFLAGS $GSL_CFLAGS -fomit-frame-pointer -DSFFE_USING -DSFFE_CMPLX_GSL"
     DRIVERLIBS="$DRIVERLIBS lib/libsffe.a"
--
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