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-rw-r--r--build2/operation.cxx133
1 files changed, 114 insertions, 19 deletions
diff --git a/build2/operation.cxx b/build2/operation.cxx
index eb96559..d917f1e 100644
--- a/build2/operation.cxx
+++ b/build2/operation.cxx
@@ -4,6 +4,8 @@
#include <build2/operation.hxx>
+#include <iostream> // cout
+
#include <build2/file.hxx>
#include <build2/dump.hxx>
#include <build2/scope.hxx>
@@ -41,6 +43,25 @@ namespace build2
return os;
}
+ // noop
+ //
+ const meta_operation_info mo_noop {
+ noop_id,
+ "noop",
+ "", // Presumably we will never need these since we are not going
+ "", // to do anything.
+ "",
+ "",
+ nullptr, // meta-operation pre
+ nullptr, // operation pre
+ &load,
+ nullptr, // search
+ nullptr, // match
+ nullptr, // execute
+ nullptr, // operation post
+ nullptr // meta-operation post
+ };
+
// perform
//
void
@@ -395,43 +416,117 @@ namespace build2
assert (dependency_count.load (memory_order_relaxed) == 0);
}
- const meta_operation_info noop {
- noop_id,
- "noop",
- "", // Presumably we will never need these since we are not going
- "", // to do anything.
+ const meta_operation_info mo_perform {
+ perform_id,
+ "perform",
+ "",
+ "",
"",
"",
nullptr, // meta-operation pre
nullptr, // operation pre
&load,
- nullptr, // search
- nullptr, // match
- nullptr, // execute
+ &search,
+ &match,
+ &execute,
nullptr, // operation post
nullptr // meta-operation post
};
- const meta_operation_info perform {
- perform_id,
- "perform",
+ // info
+ //
+ static operation_id
+ info_operation_pre (const values&, operation_id o)
+ {
+ if (o != default_id)
+ fail << "explicit operation specified for meta-operation info";
+
+ return o;
+ }
+
+ void
+ info_load (const values&,
+ scope& rs,
+ const path&,
+ const dir_path& out_base,
+ const dir_path& src_base,
+ const location& l)
+ {
+ // For info we don't want to go any further than bootstrap so that it can
+ // be used in pretty much any situation (unresolved imports, etc). We do
+ // need to setup root as base though.
+
+ if (rs.out_path () != out_base || rs.src_path () != src_base)
+ fail (l) << "meta-operation info target must be project root directory";
+
+ setup_base (scopes.rw (rs).insert (out_base, false), out_base, src_base);
+ }
+
+ void
+ info_search (const values&,
+ const scope& rs,
+ const scope&,
+ const target_key& tk,
+ const location& l,
+ action_targets& ts)
+ {
+ // Collect all the projects we need to print information about.
+
+ // We've already verified the target is in the project root. Now verify
+ // it is dir{}.
+ //
+ if (!tk.type->is_a<dir> ())
+ fail (l) << "meta-operation info target must be project root directory";
+
+ ts.push_back (&rs);
+ }
+
+ static void
+ info_execute (const values&, action, action_targets& ts, bool)
+ {
+ for (size_t i (0); i != ts.size (); ++i)
+ {
+ // Separate projects with blank lines.
+ //
+ if (i != 0)
+ cout << endl;
+
+ const scope& s (*static_cast<const scope*> (ts[i]));
+
+ // This could be a simple project that doesn't set project name.
+ //
+ cout
+ << "project: " << cast_empty<string> (s[var_project]) << endl
+ << "version: " << cast_empty<string> (s[var_version]) << endl
+ << "summary: " << cast_empty<string> (s[var_project_summary]) << endl
+ << "url: " << cast_empty<string> (s[var_project_url]) << endl
+ << "src_root: " << cast<dir_path> (s[var_src_root]) << endl
+ << "out_root: " << cast<dir_path> (s[var_out_root]) << endl
+ << "amalgamation: " << cast_empty<dir_path> (s[var_amalgamation]) << endl
+ << "subprojects: " << cast_empty<subprojects> (s[var_subprojects]) << endl;
+ }
+ }
+
+ const meta_operation_info mo_info {
+ info_id,
+ "info",
"",
"",
"",
"",
nullptr, // meta-operation pre
- nullptr, // operation pre
- &load,
- &search,
- &match,
- &execute,
+ &info_operation_pre,
+ &info_load,
+ &info_search,
+ nullptr, // match
+ &info_execute,
nullptr, // operation post
nullptr // meta-operation post
};
// operations
//
- const operation_info default_ {
+ const operation_info op_default {
default_id,
"<default>",
"",
@@ -444,7 +539,7 @@ namespace build2
nullptr
};
- const operation_info update {
+ const operation_info op_update {
update_id,
"update",
"update",
@@ -457,7 +552,7 @@ namespace build2
nullptr
};
- const operation_info clean {
+ const operation_info op_clean {
clean_id,
"clean",
"clean",