diff options
Diffstat (limited to 'libbuild2/cc')
| -rw-r--r-- | libbuild2/cc/common.cxx | 49 | ||||
| -rw-r--r-- | libbuild2/cc/common.hxx | 5 | ||||
| -rw-r--r-- | libbuild2/cc/msvc.cxx | 4 |
3 files changed, 34 insertions, 24 deletions
diff --git a/libbuild2/cc/common.cxx b/libbuild2/cc/common.cxx index 2ac8c0b..e1a2385 100644 --- a/libbuild2/cc/common.cxx +++ b/libbuild2/cc/common.cxx @@ -490,22 +490,23 @@ namespace build2 return xt->as<file> (); } - // Insert a target verifying that it already exists if requested. Return - // the lock. + // Insert a target "tagging" it with the specified process path and + // verifying that it already exists if requested. Return the lock. // template <typename T> ulock common:: insert_library (context& ctx, T*& r, - const string& name, - const dir_path& d, + string name, + dir_path dir, + const process_path& out, optional<string> ext, bool exist, tracer& trace) { auto p (ctx.targets.insert_locked (T::static_type, - d, - dir_path (), + move (dir), + path_cast<dir_path> (out.effect), name, move (ext), true, // Implied. @@ -530,6 +531,17 @@ namespace build2 assert (p.scope != nullptr); context& ctx (p.scope->ctx); + const scope& rs (*p.scope->root_scope ()); + + // Here is the problem: we may be building for two different toolchains + // simultaneously that use the same installed library. But our search is + // toolchain-specific. To make sure we end up with different targets for + // each toolchain we are going to "tag" each target with the linker path + // as its out directory. + // + const process_path& ld (tsys != "win32-msvc" + ? cpath + : cast<process_path> (rs["bin.ld.path"])); // @@ This is hairy enough to warrant a separate implementation for // Windows. @@ -628,7 +640,8 @@ namespace build2 &an, &ae, &sn, &se, &name, ext, - &p, &f, exist, &trace, this] (const dir_path& d) -> bool + &ld, &f, + &p, exist, &trace, this] (const dir_path& d) -> bool { context& ctx (p.scope->ctx); @@ -654,10 +667,10 @@ namespace build2 if (tclass == "windows") { libi* i (nullptr); - insert_library (ctx, i, name, d, se, exist, trace); + insert_library (ctx, i, name, d, ld, se, exist, trace); ulock l ( - insert_library (ctx, s, name, d, nullopt, exist, trace)); + insert_library (ctx, s, name, d, ld, nullopt, exist, trace)); if (!exist) { @@ -684,7 +697,7 @@ namespace build2 } else { - insert_library (ctx, s, name, d, se, exist, trace); + insert_library (ctx, s, name, d, ld, se, exist, trace); s->mtime (mt); s->path (move (f)); @@ -704,7 +717,7 @@ namespace build2 if (mt != timestamp_nonexistent) { - insert_library (ctx, s, name, d, se, exist, trace); + insert_library (ctx, s, name, d, ld, se, exist, trace); s->mtime (mt); s->path (move (f)); @@ -729,7 +742,7 @@ namespace build2 // Note that this target is outside any project which we treat // as out trees. // - insert_library (ctx, a, name, d, ae, exist, trace); + insert_library (ctx, a, name, d, ld, ae, exist, trace); a->mtime (mt); a->path (move (f)); } @@ -739,9 +752,6 @@ namespace build2 // if (tsys == "win32-msvc") { - const scope& rs (*p.scope->root_scope ()); - const process_path& ld (cast<process_path> (rs["bin.ld.path"])); - if (s == nullptr && !sn.empty ()) s = msvc_search_shared (ld, d, p, exist); @@ -767,14 +777,14 @@ namespace build2 if (na && !r.first.empty ()) { - insert_library (ctx, a, name, d, nullopt, exist, trace); + insert_library (ctx, a, name, d, ld, nullopt, exist, trace); a->mtime (timestamp_unreal); a->path (empty_path); } if (ns && !r.second.empty ()) { - insert_library (ctx, s, name, d, nullopt, exist, trace); + insert_library (ctx, s, name, d, ld, nullopt, exist, trace); s->mtime (timestamp_unreal); s->path (empty_path); } @@ -803,8 +813,6 @@ namespace build2 // if (build_installed && p.proj && *p.proj == "build2") { - const scope& rs (*p.scope->root_scope ()); - // Check if import.build2 is set to NULL to disable relying on the // built-in path. We use this in our tests to make sure we are // importing and testing the build system being built and not the @@ -857,7 +865,8 @@ namespace build2 // Enter (or find) the lib{} target group. // lib* lt; - insert_library (ctx, lt, name, *pd, l ? p.tk.ext : nullopt, exist, trace); + insert_library ( + ctx, lt, name, *pd, ld, l ? p.tk.ext : nullopt, exist, trace); // Result. // diff --git a/libbuild2/cc/common.hxx b/libbuild2/cc/common.hxx index 84d287c..76c8cff 100644 --- a/libbuild2/cc/common.hxx +++ b/libbuild2/cc/common.hxx @@ -299,8 +299,9 @@ namespace build2 static ulock insert_library (context&, T*&, - const string&, - const dir_path&, + string, + dir_path, + const process_path&, optional<string>, bool, tracer&); diff --git a/libbuild2/cc/msvc.cxx b/libbuild2/cc/msvc.cxx index 1bdd2bb..ce54964 100644 --- a/libbuild2/cc/msvc.cxx +++ b/libbuild2/cc/msvc.cxx @@ -426,7 +426,7 @@ namespace build2 // Enter the target. // T* t; - common::insert_library (p.scope->ctx, t, name, d, e, exist, trace); + common::insert_library (p.scope->ctx, t, name, d, ld, e, exist, trace); t->mtime (mt); t->path (move (f)); @@ -488,7 +488,7 @@ namespace build2 { ulock l ( insert_library ( - pk.scope->ctx, s, *pk.tk.name, d, nullopt, exist, trace)); + pk.scope->ctx, s, *pk.tk.name, d, ld, nullopt, exist, trace)); if (!exist) { |