1 files changed, 81 insertions, 0 deletions
diff --git a/fcompiler/ibm.py b/fcompiler/ibm.py
new file mode 100644
index 000000000..b9babaab7
--- /dev/null
+++ b/fcompiler/ibm.py
@@ -0,0 +1,81 @@
+import os
+import re
+import sys
+
+from numpy.distutils.fcompiler import FCompiler
+from distutils import log
+
+class IbmFCompiler(FCompiler):
+
+    compiler_type = 'ibm'
+    version_pattern =  r'xlf\(1\)\s*IBM XL Fortran (Advanced Edition |)Version (?P<version>[^\s*]*)'
+
+    executables = {
+        'version_cmd'  : ["xlf"],
+        'compiler_f77' : ["xlf"],
+        'compiler_fix' : ["xlf90", "-qfixed"],
+        'compiler_f90' : ["xlf90"],
+        'linker_so'    : ["xlf95"],
+        'archiver'     : ["ar", "-cr"],
+        'ranlib'       : ["ranlib"]
+        }
+
+    def get_version(self,*args,**kwds):
+        version = FCompiler.get_version(self,*args,**kwds)
+        xlf_dir = '/etc/opt/ibmcmp/xlf'
+        if version is None and os.path.isdir(xlf_dir):
+            # If the output of xlf does not contain version info
+            # (that's the case with xlf 8.1, for instance) then
+            # let's try another method:
+            l = os.listdir(xlf_dir)
+            l.sort()
+            l.reverse()
+            l = [d for d in l if os.path.isfile(os.path.join(xlf_dir,d,'xlf.cfg'))]
+            if l:
+                from distutils.version import LooseVersion
+                self.version = version = LooseVersion(l[0])
+        return version
+
+    def get_flags(self):
+        return ['-qextname']
+
+    def get_flags_debug(self):
+        return ['-g']
+
+    def get_flags_linker_so(self):
+        opt = []
+        if sys.platform=='darwin':
+            opt.append('-Wl,-bundle,-flat_namespace,-undefined,suppress')
+        else:
+            opt.append('-bshared')
+        version = self.get_version(ok_status=[0,40])
+        if version is not None:
+            import tempfile
+            xlf_cfg = '/etc/opt/ibmcmp/xlf/%s/xlf.cfg' % version
+            new_cfg = tempfile.mktemp()+'_xlf.cfg'
+            log.info('Creating '+new_cfg)
+            fi = open(xlf_cfg,'r')
+            fo = open(new_cfg,'w')
+            crt1_match = re.compile(r'\s*crt\s*[=]\s*(?P<path>.*)/crt1.o').match
+            for line in fi.readlines():
+                m = crt1_match(line)
+                if m:
+                    fo.write('crt = %s/bundle1.o\n' % (m.group('path')))
+                else:
+                    fo.write(line)
+            fi.close()
+            fo.close()
+            opt.append('-F'+new_cfg)
+        return opt
+
+    def get_flags_opt(self):
+        return ['-O5']
+
+if __name__ == '__main__':
+    from distutils import log
+    log.set_verbosity(2)
+    from numpy.distutils.fcompiler import new_fcompiler
+    #compiler = new_fcompiler(compiler='ibm')
+    compiler = IbmFCompiler()
+    compiler.customize()
+    print compiler.get_version()