Replace other usages of cblas name

Author: tobiasdiez

src/sage/env.py

@@ -370,6 +370,13 @@ def sage_include_directories(use_sources=False):
             distutils.sysconfig.get_python_inc(),
             numpy.get_include()]
 
+def get_cblas_pc_module_name() -> str:
+    """
+    Return the name of the BLAS libraries to be used.
+    """
+    import pkgconfig
+    cblas_pc_modules = CBLAS_PC_MODULES.split(':')
+    return next((blas_lib for blas_lib in cblas_pc_modules if pkgconfig.exists(blas_lib)))
 
 def cython_aliases():
     """
@@ -395,9 +402,7 @@ def cython_aliases():
                 'libpng', 'gdlib', 'm4ri', 'zlib', 'cblas', 'lapack']:
         var = lib.upper().replace("-", "") + "_"
         if lib == 'cblas':
-            # There are a few BLAS libraries that the user could have installed
-            cblas_pc_modules = CBLAS_PC_MODULES.split(':')
-            lib = next((blas_lib for blas_lib in cblas_pc_modules if pkgconfig.exists(blas_lib)))
+            lib = get_cblas_pc_module_name()
         if lib == 'zlib':
             aliases[var + "CFLAGS"] = ""
             try:

src/sage/misc/cython.py

@@ -26,16 +26,14 @@
 import pkgconfig
 
 from sage.env import (SAGE_LOCAL, cython_aliases,
-                      sage_include_directories)
+                      sage_include_directories, get_cblas_pc_module_name)
 from sage.misc.misc import SPYX_TMP, sage_makedirs
 from .temporary_file import tmp_filename
 from sage.repl.user_globals import get_globals
 from sage.misc.sage_ostools import restore_cwd, redirection
 from sage.cpython.string import str_to_bytes
 
-
-# CBLAS can be one of multiple implementations
-cblas_pc = pkgconfig.parse('cblas')
+cblas_pc = pkgconfig.parse(get_cblas_pc_module_name())
 cblas_libs = list(cblas_pc['libraries'])
 cblas_library_dirs = list(cblas_pc['library_dirs'])
 cblas_include_dirs = list(cblas_pc['include_dirs'])

src/sage_setup/library_order.py

@@ -8,9 +8,10 @@
 # TODO: When #29706 is merged, simplify this module using the expanded cython_aliases.
 
 import pkgconfig
+from sage.env import get_cblas_pc_module_name 
 
-# CBLAS can be one of multiple implementations
-cblas_pc = pkgconfig.parse('cblas')
+# CBLAS
+cblas_pc = pkgconfig.parse(get_cblas_pc_module_name())
 cblas_libs = cblas_pc['libraries']
 cblas_library_dirs = cblas_pc['library_dirs']
 cblas_include_dirs = cblas_pc['include_dirs']