Move cc build system module to separate library

1 files changed, 82 insertions, 0 deletions

diff --git a/libbuild2/cc/install-rule.hxx b/libbuild2/cc/install-rule.hxx
new file mode 100644
index 0000000..6d7ceb8
--- /dev/null
+++ b/libbuild2/cc/install-rule.hxx
@@ -0,0 +1,82 @@
+// file      : libbuild2/cc/install-rule.hxx -*- C++ -*-
+// copyright : Copyright (c) 2014-2019 Code Synthesis Ltd
+// license   : MIT; see accompanying LICENSE file
+
+#ifndef LIBBUILD2_CC_INSTALL_RULE_HXX
+#define LIBBUILD2_CC_INSTALL_RULE_HXX
+
+#include <libbuild2/types.hxx>
+#include <libbuild2/utility.hxx>
+
+#include <libbuild2/install/rule.hxx>
+
+#include <libbuild2/cc/types.hxx>
+#include <libbuild2/cc/common.hxx>
+
+#include <libbuild2/cc/export.hxx>
+
+namespace build2
+{
+  namespace cc
+  {
+    class link_rule;
+
+    // Installation rule for exe{} and lib*{}. Here we do:
+    //
+    // 1. Signal to the link rule that this is update for install.
+    //
+    // 2. Custom filtering of prerequisites (e.g., headers of an exe{}).
+    //
+    // 3. Extra un/installation (e.g., libs{} symlinks).
+    //
+    class LIBBUILD2_CC_SYMEXPORT install_rule: public install::file_rule,
+                                               virtual common
+    {
+    public:
+      install_rule (data&&, const link_rule&);
+
+      virtual const target*
+      filter (action, const target&, prerequisite_iterator&) const override;
+
+      virtual bool
+      match (action, target&, const string&) const override;
+
+      virtual recipe
+      apply (action, target&) const override;
+
+      virtual bool
+      install_extra (const file&, const install_dir&) const override;
+
+      virtual bool
+      uninstall_extra (const file&, const install_dir&) const override;
+
+    private:
+      const link_rule& link_;
+    };
+
+    // Installation rule for libu*{}.
+    //
+    // While libu*{} members themselves are not installable, we need to see
+    // through them in case they depend on stuff that we need to install
+    // (e.g., headers). Note that we use the alias_rule as a base.
+    //
+    class LIBBUILD2_CC_SYMEXPORT libux_install_rule:
+      public install::alias_rule,
+      virtual common
+    {
+    public:
+      libux_install_rule (data&&, const link_rule&);
+
+      virtual const target*
+      filter (action, const target&, prerequisite_iterator&) const override;
+
+      virtual bool
+      match (action, target&, const string&) const override;
+
+    private:
+      const link_rule& link_;
+    };
+  }
+}
+
+#endif // LIBBUILD2_CC_INSTALL_RULE_HXX