From 6f2c69fde931686c7400595ae162bccdd899de51 Mon Sep 17 00:00:00 2001
From: Thomas White <taw@bitwiz.org.uk>
Date: Sun, 16 Jan 2011 19:10:13 +0100
Subject: Use pkg-config to get GSL flags

---
 configure.ac | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index da550a85..9503acfa 100644
--- a/configure.ac
+++ b/configure.ac
@@ -30,11 +30,10 @@ AC_ARG_WITH(hdf5,
 [HDF5_LIBS="-lhdf5"])
 
 
-AC_ARG_WITH(gsl,
-[AS_HELP_STRING([--with-gsl], [specify location of GSL])],
-[GSL_CFLAGS="-I$withval/include"
- GSL_LIBS="-L$withval/lib -lgsl -lgslcblas"],
-[GSL_LIBS="-lgsl -lgslcblas"])
+PKG_CHECK_MODULES([GSL], [gsl], [],
+[
+   AC_ERROR([GSL is required])
+])
 
 
 AC_ARG_ENABLE(opencl, AS_HELP_STRING([--enable-opencl], [Enable the use of OpenCL]))
-- 
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