context.Result( ret[0] )
return ret[0]
-@env.ConfTest()
-def CheckExpression(context, name, expression, header="", language="C"):
- import SCons.Conftest
-
- lang, suffix, msg = SCons.Conftest._lang2suffix(language)
- if msg:
- context.Message("Cannot check for header file %s: \n" % header_name)
- context.Result(msg)
- return False
-
- text = ("#include <assert.h>\n"
- "%s\n"
- "int main() {\n"
- "%s;\n"
- "return 0;\n"
- "}\n") % (header, expression)
-
- context.Message("Checking for valid %s expression %s... " % (lang, expression))
- ret = context.TryLink(text, suffix)
- context.Result(ret)
- if ret:
- import re
- key = name.upper()
- key = re.sub('[^A-Z0-9_]', '_', key)
- context.sconf.Define("HAVE_%s" % key,
- 1,
- "Define to 1 if the expression `%s' is valid on your system"
- % expression)
-
- return ret
-
###########################################################################
conf = env.Configure(clean=False, help=False, config_h="#/senf/autoconf.hh")
# Standard library stuff
res = conf.CheckFunc("timerfd_create")
-res = conf.CheckExpression("le16toh", "le16toh(0)",
- "#include <senf/Packets/80211Bundle/radiotap/platform.h>")
-res = conf.CheckExpression("le32toh", "le32toh(0)",
- "#include <senf/Packets/80211Bundle/radiotap/platform.h>")
+res = conf.CheckSymbolWithExpression(
+ "le16toh", "le16toh(0)", "#include <senf/Packets/80211Bundle/radiotap/platform.h>")
+res = conf.CheckSymbolWithExpression(
+ "le32toh", "le32toh(0)", "#include <senf/Packets/80211Bundle/radiotap/platform.h>")
+res = conf.CheckByteorder()
res = conf.CheckSTLCopyN(); \
conf.env.Fail(condition=not res, message="No 'copy_n' implementation found")