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-rw-r--r--build2/bin/module9
-rw-r--r--build2/bin/module.cxx5
-rw-r--r--build2/cli/module9
-rw-r--r--build2/cli/module.cxx5
-rw-r--r--build2/config/module9
-rw-r--r--build2/config/module.cxx5
-rw-r--r--build2/cxx/module9
-rw-r--r--build2/cxx/module.cxx5
-rw-r--r--build2/dist/module9
-rw-r--r--build2/dist/module.cxx5
-rw-r--r--build2/install/module9
-rw-r--r--build2/install/module.cxx5
-rw-r--r--build2/module15
-rw-r--r--build2/module.cxx6
-rw-r--r--build2/test/module9
-rw-r--r--build2/test/module.cxx8
-rw-r--r--build2/variable3
17 files changed, 97 insertions, 28 deletions
diff --git a/build2/bin/module b/build2/bin/module
index 44dfbc7..0b9d44e 100644
--- a/build2/bin/module
+++ b/build2/bin/module
@@ -15,8 +15,13 @@ namespace build2
namespace bin
{
extern "C" bool
- bin_init (
- scope&, scope&, const location&, unique_ptr<module_base>&, bool, bool);
+ bin_init (scope&,
+ scope&,
+ const location&,
+ unique_ptr<module_base>&,
+ bool,
+ bool,
+ const variable_map&);
}
}
diff --git a/build2/bin/module.cxx b/build2/bin/module.cxx
index 1ab29f9..d5df054 100644
--- a/build2/bin/module.cxx
+++ b/build2/bin/module.cxx
@@ -36,11 +36,14 @@ namespace build2
const location&,
unique_ptr<module_base>&,
bool first,
- bool)
+ bool,
+ const variable_map& config_hints)
{
tracer trace ("bin::init");
l5 ([&]{trace << "for " << b.out_path ();});
+ assert (config_hints.empty ()); // We don't known any hints.
+
// Enter module variables.
//
if (first)
diff --git a/build2/cli/module b/build2/cli/module
index 0469b2c..f55e03c 100644
--- a/build2/cli/module
+++ b/build2/cli/module
@@ -15,8 +15,13 @@ namespace build2
namespace cli
{
extern "C" bool
- cli_init (
- scope&, scope&, const location&, unique_ptr<module_base>&, bool, bool);
+ cli_init (scope&,
+ scope&,
+ const location&,
+ unique_ptr<module_base>&,
+ bool,
+ bool,
+ const variable_map&);
}
}
diff --git a/build2/cli/module.cxx b/build2/cli/module.cxx
index 478c8a8..13325d9 100644
--- a/build2/cli/module.cxx
+++ b/build2/cli/module.cxx
@@ -31,11 +31,14 @@ namespace build2
const location& loc,
unique_ptr<module_base>&,
bool first,
- bool optional)
+ bool optional,
+ const variable_map& config_hints)
{
tracer trace ("cli::init");
l5 ([&]{trace << "for " << base.out_path ();});
+ assert (config_hints.empty ()); // We don't known any hints.
+
// Make sure the cxx module has been loaded since we need its targets
// types (?xx{}). Note that we don't try to load it ourselves because of
// the non-trivial variable merging semantics. So it is better to let
diff --git a/build2/config/module b/build2/config/module
index 6012442..912ab57 100644
--- a/build2/config/module
+++ b/build2/config/module
@@ -32,8 +32,13 @@ namespace build2
config_boot (scope&, const location&, unique_ptr<module_base>&);
extern "C" bool
- config_init (
- scope&, scope&, const location&, unique_ptr<module_base>&, bool, bool);
+ config_init (scope&,
+ scope&,
+ const location&,
+ unique_ptr<module_base>&,
+ bool,
+ bool,
+ const variable_map&);
}
}
diff --git a/build2/config/module.cxx b/build2/config/module.cxx
index 16eabe9..70301c5 100644
--- a/build2/config/module.cxx
+++ b/build2/config/module.cxx
@@ -59,7 +59,8 @@ namespace build2
const location& l,
unique_ptr<module_base>& mod,
bool first,
- bool)
+ bool,
+ const variable_map& config_hints)
{
tracer trace ("config::init");
@@ -71,6 +72,8 @@ namespace build2
l5 ([&]{trace << "for " << root.out_path ();});
+ assert (config_hints.empty ()); // We don't known any hints.
+
// Only create the module if we are configuring.
//
if (current_mif->id == configure_id)
diff --git a/build2/cxx/module b/build2/cxx/module
index 39d1218..254eb44 100644
--- a/build2/cxx/module
+++ b/build2/cxx/module
@@ -15,8 +15,13 @@ namespace build2
namespace cxx
{
extern "C" bool
- cxx_init (
- scope&, scope&, const location&, unique_ptr<module_base>&, bool, bool);
+ cxx_init (scope&,
+ scope&,
+ const location&,
+ unique_ptr<module_base>&,
+ bool,
+ bool,
+ const variable_map&);
}
}
diff --git a/build2/cxx/module.cxx b/build2/cxx/module.cxx
index c03763f..7e9b5e2 100644
--- a/build2/cxx/module.cxx
+++ b/build2/cxx/module.cxx
@@ -35,11 +35,14 @@ namespace build2
const location& loc,
unique_ptr<module_base>&,
bool first,
- bool)
+ bool,
+ const variable_map& config_hints)
{
tracer trace ("cxx::init");
l5 ([&]{trace << "for " << b.out_path ();});
+ assert (config_hints.empty ()); // We don't known any hints.
+
// Initialize the bin module. Only do this if it hasn't already been
// loaded so that we don't overwrite user's bin.* settings.
//
diff --git a/build2/dist/module b/build2/dist/module
index 61e44c3..984a969 100644
--- a/build2/dist/module
+++ b/build2/dist/module
@@ -18,8 +18,13 @@ namespace build2
dist_boot (scope&, const location&, unique_ptr<module_base>&);
extern "C" bool
- dist_init (
- scope&, scope&, const location&, unique_ptr<module_base>&, bool, bool);
+ dist_init (scope&,
+ scope&,
+ const location&,
+ unique_ptr<module_base>&,
+ bool,
+ bool,
+ const variable_map&);
}
}
diff --git a/build2/dist/module.cxx b/build2/dist/module.cxx
index 5ae05a4..58bfc6f 100644
--- a/build2/dist/module.cxx
+++ b/build2/dist/module.cxx
@@ -60,7 +60,8 @@ namespace build2
const location& l,
unique_ptr<module_base>&,
bool first,
- bool)
+ bool,
+ const variable_map& config_hints)
{
tracer trace ("dist::init");
@@ -73,6 +74,8 @@ namespace build2
const dir_path& out_root (r.out_path ());
l5 ([&]{trace << "for " << out_root;});
+ assert (config_hints.empty ()); // We don't known any hints.
+
// Register our wildcard rule. Do it explicitly for the alias
// to prevent something like insert<target>(dist_id, test_id)
// taking precedence.
diff --git a/build2/install/module b/build2/install/module
index f81b6ac..b2a3301 100644
--- a/build2/install/module
+++ b/build2/install/module
@@ -18,8 +18,13 @@ namespace build2
install_boot (scope&, const location&, unique_ptr<module_base>&);
extern "C" bool
- install_init (
- scope&, scope&, const location&, unique_ptr<module_base>&, bool, bool);
+ install_init (scope&,
+ scope&,
+ const location&,
+ unique_ptr<module_base>&,
+ bool,
+ bool,
+ const variable_map&);
}
}
diff --git a/build2/install/module.cxx b/build2/install/module.cxx
index 15c6ea8..6a7e500 100644
--- a/build2/install/module.cxx
+++ b/build2/install/module.cxx
@@ -118,7 +118,8 @@ namespace build2
const location& l,
unique_ptr<module_base>&,
bool first,
- bool)
+ bool,
+ const variable_map& config_hints)
{
tracer trace ("install::init");
@@ -131,6 +132,8 @@ namespace build2
const dir_path& out_root (r.out_path ());
l5 ([&]{trace << "for " << out_root;});
+ assert (config_hints.empty ()); // We don't known any hints.
+
// Enter module variables.
//
// Note that the set_dir() calls below enter some more.
diff --git a/build2/module b/build2/module
index dcfe5d0..314f5a6 100644
--- a/build2/module
+++ b/build2/module
@@ -10,6 +10,7 @@
#include <build2/types>
#include <build2/utility>
+#include <build2/variable>
#include <build2/diagnostics>
namespace build2
@@ -40,8 +41,9 @@ namespace build2
scope& base,
const location&,
unique_ptr<module_base>&,
- bool first, // First time for this project.
- bool optional); // Loaded with 'using?' (optional module).
+ bool first, // First time for this project.
+ bool optional, // Loaded with using? (optional module).
+ const variable_map& hints); // Configuration hints (see below).
struct module_state
@@ -75,12 +77,19 @@ namespace build2
// Return true if the module was both successfully loaded and configured
// (false can only be returned if optional).
//
+ // The config_hints variable map can be used to pass configuration hints
+ // from one module to another. For example, the cxx modude may pass the
+ // target platform (which was extracted from the C++ compiler) to the bin
+ // module (which may not always be able to extract the same information from
+ // its tools).
+ //
bool
load_module (const string& name,
scope& root,
scope& base,
const location&,
- bool optional = false);
+ bool optional = false,
+ const variable_map& config_hints = variable_map ());
// Builtin modules.
//
diff --git a/build2/module.cxx b/build2/module.cxx
index 1334689..e1e8afd 100644
--- a/build2/module.cxx
+++ b/build2/module.cxx
@@ -54,7 +54,8 @@ namespace build2
scope& rs,
scope& bs,
const location& loc,
- bool opt)
+ bool opt,
+ const variable_map& hints)
{
// First see if this modules has already been loaded for this project.
//
@@ -96,7 +97,8 @@ namespace build2
}
bool l (i != lm.end ());
- bool c (l && i->second.init (rs, bs, loc, i->second.module, f, opt));
+ bool c (l &&
+ i->second.init (rs, bs, loc, i->second.module, f, opt, hints));
const variable& lv (var_pool.insert<bool> (name + ".loaded",
false,
diff --git a/build2/test/module b/build2/test/module
index 756b4f6..b9c3ea5 100644
--- a/build2/test/module
+++ b/build2/test/module
@@ -18,8 +18,13 @@ namespace build2
test_boot (scope&, const location&, unique_ptr<module_base>&);
extern "C" bool
- test_init (
- scope&, scope&, const location&, unique_ptr<module_base>&, bool, bool);
+ test_init (scope&,
+ scope&,
+ const location&,
+ unique_ptr<module_base>&,
+ bool,
+ bool,
+ const variable_map&);
}
}
diff --git a/build2/test/module.cxx b/build2/test/module.cxx
index e5b044a..c20e274 100644
--- a/build2/test/module.cxx
+++ b/build2/test/module.cxx
@@ -55,7 +55,8 @@ namespace build2
const location& l,
unique_ptr<module_base>&,
bool first,
- bool)
+ bool,
+ const variable_map& config_hints)
{
tracer trace ("test::init");
@@ -68,7 +69,10 @@ namespace build2
const dir_path& out_root (root.out_path ());
l5 ([&]{trace << "for " << out_root;});
- //@@ Need ability to specify extra diff options (--strip-trailing-cr).
+ assert (config_hints.empty ()); // We don't known any hints.
+
+ //@@ TODO: Need ability to specify extra diff options (e.g.,
+ // --strip-trailing-cr, now hardcoded).
// Register rules.
//
diff --git a/build2/variable b/build2/variable
index c506a3e..5c567da 100644
--- a/build2/variable
+++ b/build2/variable
@@ -663,8 +663,9 @@ namespace build2
// variable_map
//
- struct variable_map
+ class variable_map
{
+ public:
using map_type = butl::prefix_map<variable_cref, value, '.'>;
using size_type = map_type::size_type;