From c2b0355b0de23f6ec83b5fa5be038bcce208e26f Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Sat, 15 Sep 2018 14:51:03 +0200
Subject: Squashed 'waflib/' content from commit 982416b

git-subtree-dir: waflib
git-subtree-split: 982416b8a6c6728e200243e1be3ab60435c08830
---
 extras/fc_pgfortran.py | 68 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 extras/fc_pgfortran.py

(limited to 'extras/fc_pgfortran.py')

diff --git a/extras/fc_pgfortran.py b/extras/fc_pgfortran.py
new file mode 100644
index 0000000..afb2817
--- /dev/null
+++ b/extras/fc_pgfortran.py
@@ -0,0 +1,68 @@
+#! /usr/bin/env python
+# encoding: utf-8
+# harald at klimachs.de
+
+import re
+from waflib.Tools import fc, fc_config, fc_scan
+from waflib.Configure import conf
+
+from waflib.Tools.compiler_fc import fc_compiler
+fc_compiler['linux'].append('fc_pgfortran')
+
+@conf
+def find_pgfortran(conf):
+	"""Find the PGI fortran compiler (will look in the environment variable 'FC')"""
+	fc = conf.find_program(['pgfortran', 'pgf95', 'pgf90'], var='FC')
+	conf.get_pgfortran_version(fc)
+	conf.env.FC_NAME = 'PGFC'
+
+@conf
+def pgfortran_flags(conf):
+	v = conf.env
+	v['FCFLAGS_fcshlib']   = ['-shared']
+	v['FCFLAGS_DEBUG'] = ['-Minform=inform', '-Mstandard'] # why not
+	v['FCSTLIB_MARKER'] = '-Bstatic'
+	v['FCSHLIB_MARKER'] = '-Bdynamic'
+	v['SONAME_ST']	  = '-soname %s'
+
+@conf
+def get_pgfortran_version(conf,fc):
+		version_re = re.compile(r"The Portland Group", re.I).search
+		cmd = fc + ['-V']
+		out,err = fc_config.getoutput(conf, cmd, stdin=False)
+		if out:
+			match = version_re(out)
+		else:
+			match = version_re(err)
+		if not match:
+				conf.fatal('Could not verify PGI signature')
+		cmd = fc + ['-help=variable']
+		out,err = fc_config.getoutput(conf, cmd, stdin=False)
+		if out.find('COMPVER')<0:
+				conf.fatal('Could not determine the compiler type')
+		k = {}
+		prevk = ''
+		out = out.splitlines()
+		for line in out:
+				lst = line.partition('=')
+				if lst[1] == '=':
+						key = lst[0].rstrip()
+						if key == '':
+							key = prevk
+						val = lst[2].rstrip()
+						k[key] = val
+				else:
+					prevk = line.partition(' ')[0]
+		def isD(var):
+				return var in k
+		def isT(var):
+				return var in k and k[var]!='0'
+		conf.env['FC_VERSION'] = (k['COMPVER'].split('.'))
+
+def configure(conf):
+	conf.find_pgfortran()
+	conf.find_ar()
+	conf.fc_flags()
+	conf.fc_add_flags()
+	conf.pgfortran_flags()
+
-- 
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