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Diffstat (limited to 'build/operation.cxx')
| -rw-r--r-- | build/operation.cxx | 232 |
1 files changed, 0 insertions, 232 deletions
diff --git a/build/operation.cxx b/build/operation.cxx deleted file mode 100644 index b92479b..0000000 --- a/build/operation.cxx +++ /dev/null @@ -1,232 +0,0 @@ -// file : build/operation.cxx -*- C++ -*- -// copyright : Copyright (c) 2014-2015 Code Synthesis Ltd -// license : MIT; see accompanying LICENSE file - -#include <build/operation> - -#include <vector> -#include <ostream> -#include <cassert> -#include <functional> // reference_wrapper - -#include <butl/utility> // reverse_iterate - -#include <build/scope> -#include <build/target> -#include <build/file> -#include <build/algorithm> -#include <build/diagnostics> -#include <build/dump> - -using namespace std; -using namespace butl; - -namespace build -{ - // action - // - ostream& - operator<< (ostream& os, action a) - { - uint16_t - m (a.meta_operation ()), - i (a.operation ()), - o (a.outer_operation ()); - - os << '(' << m << ','; - - if (o != 0) - os << o << '('; - - os << i; - - if (o != 0) - os << ')'; - - os << ')'; - - return os; - } - - // perform - // - void - load (const path& bf, - scope& root, - const dir_path& out_base, - const dir_path& src_base, - const location&) - { - // Load project's root[-pre].build. - // - load_root_pre (root); - - // Create the base scope. Note that its existence doesn't - // mean it was already setup as a base scope; it can be the - // same as root. - // - auto i (scopes.insert (out_base, nullptr, true, false)); - scope& base (setup_base (i, out_base, src_base)); - - // Load the buildfile unless it has already been loaded. - // - source_once (bf, root, base, root); - } - - void - search (scope&, - const target_key& tk, - const location& l, - action_targets& ts) - { - tracer trace ("search"); - - auto i (targets.find (tk, trace)); - if (i == targets.end ()) - fail (l) << "unknown target " << tk; - - ts.push_back (i->get ()); - } - - void - match (action a, action_targets& ts) - { - tracer trace ("match"); - - if (verb >= 6) - dump (a); - - for (void* vt: ts) - { - target& t (*static_cast<target*> (vt)); - level5 ([&]{trace << "matching " << t;}); - match (a, t); - } - - if (verb >= 6) - dump (a); - } - - void - execute (action a, const action_targets& ts, bool quiet) - { - tracer trace ("execute"); - - // Execute collecting postponed targets (to be re-examined later). - // Do it in reverse order if the execution mode is 'last'. - // - vector<reference_wrapper<target>> psp; - - auto body ( - [a, quiet, &psp, &trace] (void* v) - { - target& t (*static_cast<target*> (v)); - - level5 ([&]{trace << diag_doing (a, t);}); - - switch (execute (a, t)) - { - case target_state::unchanged: - { - if (!quiet) - info << diag_done (a, t); - break; - } - case target_state::postponed: - psp.push_back (t); - break; - case target_state::changed: - break; - case target_state::failed: - //@@ This could probably happen in a parallel build. - default: - assert (false); - } - }); - - if (current_mode == execution_mode::first) - for (void* v: ts) body (v); - else - for (void* v: reverse_iterate (ts)) body (v); - - // We should have executed every target that we matched. - // - assert (dependency_count == 0); - - // Re-examine postponed targets. This is the only reliable way to - // find out whether the target has changed. - // - for (target& t: psp) - { - switch (execute (a, t)) - { - case target_state::unchanged: - { - if (!quiet) - info << diag_done (a, t); - break; - } - case target_state::changed: - break; - case target_state::postponed: - assert (false); - case target_state::failed: - //@@ This could probably happen in a parallel build. - default: - assert (false); - } - } - } - - meta_operation_info perform { - "perform", - "", - "", - "", - nullptr, // meta-operation pre - nullptr, // operation pre - &load, - &search, - &match, - &execute, - nullptr, // operation post - nullptr // meta-operation post - }; - - // operations - // - operation_info default_ { - "<default>", - "", - "", - "", - execution_mode::first, - nullptr, - nullptr - }; - - operation_info update { - "update", - "update", - "updating", - "is up to date", - execution_mode::first, - nullptr, - nullptr - }; - - operation_info clean { - "clean", - "clean", - "cleaning", - "is clean", - execution_mode::last, - nullptr, - nullptr - }; - - // Tables. - // - string_table<meta_operation_id> meta_operation_table; - string_table<operation_id> operation_table; -} |