From 44364c0db26a44230cb58c9e106a4f45da94d9b8 Mon Sep 17 00:00:00 2001 From: Boris Kolpackov Date: Fri, 28 Apr 2017 08:23:47 +0200 Subject: Add in{} target type for .in ("input") file (requires preprocessing) --- build2/target.cxx | 43 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) (limited to 'build2/target.cxx') diff --git a/build2/target.cxx b/build2/target.cxx index e0f4e55..e1712b9 100644 --- a/build2/target.cxx +++ b/build2/target.cxx @@ -1008,6 +1008,49 @@ namespace build2 false }; + // in + // + static const target* + in_search (const target& xt, const prerequisite_key& cpk) + { + // If we have no extension then derive it from our target. The delegate + // to file_search(). + // + prerequisite_key pk (cpk); + optional& e (pk.tk.ext); + + if (!e) + { + if (const file* t = xt.is_a ()) + { + const string& te (t->derive_extension ()); + e = te + (te.empty () ? "" : ".") + "in"; + } + else + fail << "prerequisite " << pk << " for a non-file target " << xt; + } + + return file_search (xt, pk); + } + + static bool + in_pattern (const target_type&, const scope&, string&, bool) + { + fail << "pattern in in{} prerequisite" << endf; + } + + const target_type in::static_type + { + "in", + &file::static_type, + &file_factory, // No extension by default. + &target_extension_assert, // Should be taken care by search. + &in_pattern, + &target_print_1_ext_verb, // Same as file. + &in_search, + false + }; + const target_type doc::static_type { "doc", -- cgit v1.1