Squashed 'waflib/' content from commit 982416b8

git-subtree-dir: waflib
git-subtree-split: 982416b8a6c6728e200243e1be3ab60435c08830

1 files changed, 24 insertions, 0 deletions

diff --git a/Tools/ar.py b/Tools/ar.py
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+#!/usr/bin/env python
+# encoding: utf-8
+# Thomas Nagy, 2006-2018 (ita)
+# Ralf Habacker, 2006 (rh)
+
+"""
+The **ar** program creates static libraries. This tool is almost always loaded
+from others (C, C++, D, etc) for static library support.
+"""
+
+from waflib.Configure import conf
+
+@conf
+def find_ar(conf):
+	"""Configuration helper used by C/C++ tools to enable the support for static libraries"""
+	conf.load('ar')
+
+def configure(conf):
+	"""Finds the ar program and sets the default flags in ``conf.env.ARFLAGS``"""
+	conf.find_program('ar', var='AR')
+	conf.add_os_flags('ARFLAGS')
+	if not conf.env.ARFLAGS:
+		conf.env.ARFLAGS = ['rcs']
+