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authorWilliam Deegan <bill@baddogconsulting.com>2015-09-21 17:03:12 (GMT)
committerWilliam Deegan <bill@baddogconsulting.com>2015-09-21 17:03:12 (GMT)
commit0941093e0e5a030faa49968457638a3a6aee7ad8 (patch)
tree6d33513c14eb6eac0531dd050de0ecca4c39bd79 /test/srcchange.py
downloadSCons-2.4.0.zip
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release 2.4.02.4.0
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+#!/usr/bin/env python
+#
+# __COPYRIGHT__
+#
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
+# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
+# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+#
+
+__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
+
+"""
+Test changing the C source files based on an always-executed revision
+extraction and substitution.
+
+This makes sure we evaluate the content of intermediate files as
+expected. We used to configure this explicitly using
+TargetSignatures('content') but we now rely on the default behavior
+being the equivalent of Decider('content').
+"""
+
+import os.path
+
+import TestSCons
+
+_python_ = TestSCons._python_
+
+test = TestSCons.TestSCons()
+
+test.write('getrevision', """
+#!/usr/bin/env python
+print open('revnum.in','rb').read().strip()
+""")
+
+test.write('SConstruct', """
+import re
+
+def subrevision(target, source ,env):
+ orig = target[0].get_text_contents()
+ new = re.sub('\$REV.*?\$',
+ '$REV: %%s$'%%source[0].get_text_contents().strip(),
+ target[0].get_text_contents())
+ outf = open(str(target[0]),'wb')
+ outf.write(new)
+ outf.close()
+
+SubRevision = Action(subrevision)
+
+env=Environment()
+content_env=env.Clone()
+content_env.Command('revision.in', [], '%(_python_)s getrevision > $TARGET')
+content_env.AlwaysBuild('revision.in')
+env.Precious('main.c')
+env.Command('main.c', 'revision.in', SubRevision)
+exe = env.Program('main.c')
+env.Default(exe)
+""" % locals())
+
+test.write('main.c', """\
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdio.h>
+int
+main(int argc, char *argv[])
+{
+ printf("Revision $REV$\\n");
+ exit (0);
+}
+""")
+
+test.write('revnum.in', '3.2\n')
+
+prog = 'main' + TestSCons._exe
+
+light_build=test.wrap_stdout("""\
+%(_python_)s getrevision > revision.in
+""" % locals())
+
+test.run(arguments='.')
+test.must_exist(prog)
+test.run(program=test.workpath(prog), stdout='Revision $REV: 3.2$\n')
+
+test.run(arguments='.', stdout=light_build)
+test.must_exist(prog)
+
+test.run(arguments='.', stdout=light_build)
+test.must_exist(prog)
+
+test.write('revnum.in', '3.3\n')
+
+test.run(arguments='.')
+test.must_exist(prog)
+test.run(program=test.workpath(prog), stdout='Revision $REV: 3.3$\n')
+
+test.pass_test()
+
+# Local Variables:
+# tab-width:4
+# indent-tabs-mode:nil
+# End:
+# vim: set expandtab tabstop=4 shiftwidth=4: