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28
29 #include "engine/prepare/prepare.hpp"
30
31 #include "engine/prepare/prepare_all.hpp"
32
33 namespace prepare = engine::prepare;
34
35
36 /// List of registered requirement preparation handlers.
37 ///
38 /// Use register_handler() to add an entry to this global list.
39 static std::vector< std::shared_ptr< prepare::handler > > _handlers = {
40 std::shared_ptr< prepare::handler >(new prepare::prepare_all())
41 };
42
43
44 void
register_handler(const std::shared_ptr<handler> handler)45 prepare::register_handler(const std::shared_ptr< handler > handler)
46 {
47 _handlers.push_back(handler);
48 }
49
50
51 const std::vector< std::shared_ptr< prepare::handler > >
handlers()52 prepare::handlers()
53 {
54 return _handlers;
55 }
56
57
58 int
run(const std::vector<std::string> & handler_names,cmdline::ui * ui,const cmdline::parsed_cmdline & cmdline,const config::tree & user_config)59 prepare::run(const std::vector< std::string >& handler_names,
60 cmdline::ui* ui,
61 const cmdline::parsed_cmdline& cmdline,
62 const config::tree& user_config)
63 {
64 for (auto& hname : handler_names) {
65 std::shared_ptr< prepare::handler > handler = nullptr;
66 for (auto& h : prepare::handlers())
67 if (h->name() == hname) {
68 handler = h;
69 break;
70 }
71
72 if (handler == nullptr) {
73 ui->out(F("Unknown requirement preparation handler: %s") % hname);
74 return EXIT_FAILURE;
75 }
76
77 if (handler->exec(ui, cmdline, user_config) != 0)
78 // suppress the actual code -- main limits possible exit codes
79 return EXIT_FAILURE;
80 }
81
82 return EXIT_SUCCESS;
83 }
84