F2PY G3: exposed wrappers via f2py script. A working example: wrap F90 module containing derived type with scalar components.

1 files changed, 15 insertions, 0 deletions

diff --git a/numpy/f2py/lib/parser/api.py b/numpy/f2py/lib/parser/api.py
index 0a7346095..4b3ea88fa 100644
--- a/numpy/f2py/lib/parser/api.py
+++ b/numpy/f2py/lib/parser/api.py
@@ -30,9 +30,24 @@ def parse(input, isfree=None, isstrict=None, include_dirs = None):
                          and the directory of file name.
     """
     import os
+    import re
     from readfortran import FortranFileReader, FortranStringReader
     from parsefortran import FortranParser
     if os.path.isfile(input):
+        name,ext = os.path.splitext(input)
+        if ext.lower() in ['.c']:
+            # get signatures from C file comments starting with `/*f2py` and ending with `*/`.
+            # TODO: improve parser to take line number offset making line numbers in
+            #       parser messages correct.
+            f2py_c_comments = re.compile('/[*]\s*f2py\s.*[*]/',re.I | re.M)
+            f = open(filename,'r')
+            c_input = ''
+            for s1 in f2py_c_comments.findall(f.read()):
+                c_input += s1[2:-2].lstrip()[4:] + '\n'
+            f.close()
+            if isfree is None: isfree = True
+            if isstrict is None: isstrict = True
+            return parse(c_input, isfree, isstrict, include_dirs)
         reader = FortranFileReader(input,
                                    include_dirs = include_dirs)
         if isfree is None: isfree = reader.isfree