openblas_1.7.0.patch

diff --git a/numpy/distutils/system_info.py b/numpy/distutils/system_info.py
index bac90fb..6d822be 100644
--- a/numpy/distutils/system_info.py
+++ b/numpy/distutils/system_info.py
@@ -12,6 +12,7 @@ classes are available:
   lapack_atlas_info
   blas_info
   lapack_info
+  openblas_info
   blas_opt_info       # usage recommended
   lapack_opt_info     # usage recommended
   fftw_info,dfftw_info,sfftw_info
@@ -289,6 +290,7 @@ def get_info(name, notfound_action=0):
           'lapack_atlas': lapack_atlas_info,  # use lapack_opt instead
           'lapack_atlas_threads': lapack_atlas_threads_info,  # ditto
           'mkl': mkl_info,
+          'openblas': openblas_info,          # use blas_opt instead
           'lapack_mkl': lapack_mkl_info,      # use lapack_opt instead
           'blas_mkl': blas_mkl_info,          # use blas_opt instead
           'x11': x11_info,
@@ -1357,6 +1359,11 @@ class lapack_opt_info(system_info):
 
     def calc_info(self):
 
+        openblas_info = get_info('openblas')
+        if openblas_info:
+            self.set_info(**openblas_info)
+            return
+
         if sys.platform == 'darwin' and not os.environ.get('ATLAS', None):
             args = []
             link_args = []
@@ -1446,6 +1453,11 @@ class blas_opt_info(system_info):
 
     def calc_info(self):
 
+        openblas_info = get_info('openblas')
+        if openblas_info:
+            self.set_info(**openblas_info)
+            return
+
         if sys.platform == 'darwin' and not os.environ.get('ATLAS', None):
             args = []
             link_args = []
@@ -1528,6 +1540,27 @@ class blas_info(system_info):
         self.set_info(**info)
 
 
+class openblas_info(blas_info):
+    section = 'openblas'
+    dir_env_var = 'OPENBLAS'
+    _lib_names = ['openblas']
+    notfounderror = BlasNotFoundError
+
+    def calc_info(self):
+        lib_dirs = self.get_lib_dirs()
+
+        openblas_libs = self.get_libs('openblas_libs', self._lib_names)
+        for d in lib_dirs:
+            blas = self.check_libs(d,openblas_libs,[])
+            if blas is not None:
+                info = blas
+                break
+        else:
+            return
+        info['language'] = 'f77'  # XXX: is it generally true?
+        self.set_info(**info)
+
+
 class blas_src_info(system_info):
     section = 'blas_src'
     dir_env_var = 'BLAS_SRC'