From 8c96b17a5393bffee0c521c4872a9fa999048032 Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Sat, 15 Sep 2018 14:51:02 +0200
Subject: Squashed 'waflib/' content from commit 982416b

git-subtree-dir: waflib
git-subtree-split: 982416b8a6c6728e200243e1be3ab60435c08830
---
 extras/pgicc.py | 75 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 extras/pgicc.py

(limited to 'extras/pgicc.py')

diff --git a/extras/pgicc.py b/extras/pgicc.py
new file mode 100644
index 0000000..9790b9c
--- /dev/null
+++ b/extras/pgicc.py
@@ -0,0 +1,75 @@
+#!/usr/bin/env python
+# encoding: utf-8
+# Antoine Dechaume 2011
+
+"""
+Detect the PGI C compiler
+"""
+
+import sys, re
+from waflib import Errors
+from waflib.Configure import conf
+from waflib.Tools.compiler_c import c_compiler
+c_compiler['linux'].append('pgicc')
+
+@conf
+def find_pgi_compiler(conf, var, name):
+	"""
+	Find the program name, and execute it to ensure it really is itself.
+	"""
+	if sys.platform == 'cygwin':
+		conf.fatal('The PGI compiler does not work on Cygwin')
+
+	v = conf.env
+	cc = None
+	if v[var]:
+		cc = v[var]
+	elif var in conf.environ:
+		cc = conf.environ[var]
+	if not cc:
+		cc = conf.find_program(name, var=var)
+	if not cc:
+		conf.fatal('PGI Compiler (%s) was not found' % name)
+
+	v[var + '_VERSION'] = conf.get_pgi_version(cc)
+	v[var] = cc
+	v[var + '_NAME'] = 'pgi'
+
+@conf
+def get_pgi_version(conf, cc):
+	"""Find the version of a pgi compiler."""
+	version_re = re.compile(r"The Portland Group", re.I).search
+	cmd = cc + ['-V', '-E'] # Issue 1078, prevent wrappers from linking
+
+	try:
+		out, err = conf.cmd_and_log(cmd, output=0)
+	except Errors.WafError:
+		conf.fatal('Could not find pgi compiler %r' % cmd)
+
+	if out:
+		match = version_re(out)
+	else:
+		match = version_re(err)
+
+	if not match:
+		conf.fatal('Could not verify PGI signature')
+
+	cmd = cc + ['-help=variable']
+	try:
+		out, err = conf.cmd_and_log(cmd, output=0)
+	except Errors.WafError:
+		conf.fatal('Could not find pgi compiler %r' % cmd)
+
+	version = re.findall('^COMPVER\s*=(.*)', out, re.M)
+	if len(version) != 1:
+		conf.fatal('Could not determine the compiler version')
+	return version[0]
+
+def configure(conf):
+	conf.find_pgi_compiler('CC', 'pgcc')
+	conf.find_ar()
+	conf.gcc_common_flags()
+	conf.cc_load_tools()
+	conf.cc_add_flags()
+	conf.link_add_flags()
+
-- 
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