2 * Copyright (C) 2019 Richard W.M. Jones
3 * Copyright (C) 2019 Red Hat Inc.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
24 (* See comment in parser.mly. *)
26 Parser.lexer_read := Some Lexer.read;
27 Parser.eval_substitute := Some Eval.substitute
30 (* Handle the command line. *)
31 let anon_vars, targets = Cmdline.parse () in
33 (* Change directory (-C option). *)
34 Sys.chdir (Cmdline.directory ());
36 (* Create a temporary directory which is always cleaned up at exit. *)
38 let temp_dir = try Unix.getenv "TMPDIR" with Not_found -> "/var/tmp" in
39 let t = Filename.temp_file ~temp_dir "goals" ".d" in
44 let cmd = sprintf "rm -rf %s" (Filename.quote t) in
45 ignore (Sys.command cmd)
49 (* Create the initial environment, containing the system environment
50 * and a few other standard strings.
55 let k, v = split "=" environ in
56 Ast.Env.add k (Ast.EConstant (Ast.noloc, Ast.CString v)) env
57 ) Ast.Env.empty (Unix.environment ()) in
59 Ast.Env.add "tmpdir" (Ast.EConstant (Ast.noloc, Ast.CString tmpdir)) env in
62 (Ast.EConstant (Ast.noloc, Ast.CString Cmdline.stdlibdir))
65 if Cmdline.debug_flag then Ast.Env.add "debug" (Ast.EConstant (noloc, Ast.CBool true)) env else env in *)
67 (* Parse the prelude. *)
69 if Cmdline.use_prelude () then
70 Parse.parse_goalfile env Cmdline.prelude_gl_file
73 (* Parse the input file. *)
74 let env = Parse.parse_goalfile env (Cmdline.input_file ()) in
76 (* Parse the command line assignments. *)
79 fun env (name, expr) ->
80 let expr = Parse.parse_expr "commandline" expr in
81 Ast.Env.add name expr env
84 (* Parse the target expressions. *)
85 let targets = List.map (Parse.parse_expr "commandline") targets in
87 (* If no target was set on the command line, use "all ()". *)
89 if targets <> [] then targets
90 else [Ast.ECall (Ast.noloc, "all", [])] in
92 if Cmdline.debug_flag () then
93 Ast.print_env stderr env;
95 (* Construct the dependency DAG with the root(s) being the targets. *)
96 let dag = Deps.create env targets in
99 let state = Deps.new_state dag Run.goal_runner Run.exists_runner in
100 let next_job () = Deps.next_job state in
101 let retire_job job = Deps.retire_job state job in
102 let fail_job job = Deps.fail_job state job in
103 let string_of_job job = Deps.string_of_job job in
104 Jobs.run next_job retire_job fail_job string_of_job
109 | Failure msg | Sys_error msg ->
110 prerr_endline ("*** error: " ^ msg);