File: coqc.ml

package info (click to toggle)
coq-doc 8.2pl1-1
  • links: PTS, VCS
  • area: non-free
  • in suites: squeeze
  • size: 19,240 kB
  • ctags: 22,737
  • sloc: ml: 132,933; ansic: 1,960; sh: 1,366; lisp: 456; makefile: 327
file content (189 lines) | stat: -rw-r--r-- 6,250 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
(************************************************************************)
(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
(*   \VV/  **************************************************************)
(*    //   *      This file is distributed under the terms of the       *)
(*         *       GNU Lesser General Public License Version 2.1        *)
(************************************************************************)

(* $Id: coqc.ml 11749 2009-01-05 14:01:04Z notin $ *)

(* Afin de rendre Coq plus portable, ce programme Caml remplace le script
   coqc. 

   Ici, on trie la ligne de commande pour en extraire les fichiers � compiler,
   puis on les compile un par un en passant le reste de la ligne de commande
   � un process "coqtop -batch -load-vernac-source <fichier>".

   On essaye au maximum d'utiliser les modules Sys et Filename pour que la
   portabilit� soit maximale, mais il reste encore des appels � des fonctions
   du module Unix. Ceux-ci sont pr�fix�s par "Unix."
*)

(* environment *)

let environment = Unix.environment ()

let binary = ref ("coqtop." ^ Coq_config.best)
let image = ref ""

(* coqc options *)

let specification = ref false
let keep = ref false
let verbose = ref false

(* Verifies that a string starts by a letter and do not contain
   others caracters than letters, digits, or `_` *)

let check_module_name s =
  let err c =
    output_string stderr "Invalid module name: ";
    output_string stderr s;
    output_string stderr " character ";
    if c = '\'' then
      output_string stderr "\"'\""
    else
      (output_string stderr"'"; output_char stderr c; output_string stderr"'");
    output_string stderr " is not allowed in module names\n";
    exit 1 
  in
  match String.get s 0 with 
    | 'a' .. 'z' | 'A' .. 'Z' -> 
	for i = 1 to (String.length s)-1 do
	  match String.get s i with 
	    | 'a' .. 'z' | 'A' .. 'Z' | '0' .. '9' | '_'  -> ()
	    | c -> err c
	done
    | c -> err c

let rec make_compilation_args = function
  | [] -> []
  | file :: fl -> 
      let dirname = Filename.dirname file in
      let basename = Filename.basename file in
      let modulename =
        if Filename.check_suffix basename ".v" then
          Filename.chop_suffix basename ".v"
        else
          basename
      in
      check_module_name modulename;
      let file = Filename.concat dirname modulename in
      (if !verbose then "-compile-verbose" else "-compile")
      :: file :: (make_compilation_args fl)

(* compilation of files [files] with command [command] and args [args] *)

let compile command args files =
  let args' = command :: args @ (make_compilation_args files) in
  match Sys.os_type with
  | "Win32" -> 
     let pid = 
        Unix.create_process_env command (Array.of_list args') environment
        Unix.stdin Unix.stdout Unix.stderr 
     in
     ignore (Unix.waitpid [] pid)
  | _ ->
     Unix.execvpe command (Array.of_list args') environment 

(* parsing of the command line
 *
 * special treatment for -bindir and -i.
 * other options are passed to coqtop *)

let usage () =
  Usage.print_usage_coqc () ;
  flush stderr ;
  exit 1

let parse_args () =
  let rec parse (cfiles,args) = function
    | [] -> 
	List.rev cfiles, List.rev args
    | "-i" :: rem -> 
	specification := true ; parse (cfiles,args) rem
    | "-t" :: rem -> 
	keep := true ; parse (cfiles,args) rem
    | ("-verbose" | "--verbose") :: rem -> 
	verbose := true ; parse (cfiles,args) rem
    | "-boot" :: rem ->
	Flags.boot := true;
	parse (cfiles, "-boot"::args) rem
    | "-byte" :: rem ->
	binary := "coqtop.byte"; parse (cfiles,args) rem
    | "-opt" :: rem ->
	binary := "coqtop.opt"; parse (cfiles,args) rem
    | "-image" :: f :: rem ->
	image := f; parse (cfiles,args) rem
    | "-image" :: [] ->
	usage ()
    | "-libdir" :: _ :: rem ->
        print_string "Warning: option -libdir deprecated\n"; flush stdout;
        parse (cfiles,args) rem
    | ("-db"|"-debugger") :: rem ->
        print_string "Warning: option -db/-debugger deprecated\n";flush stdout;
        parse (cfiles,args) rem

    | ("-?"|"-h"|"-H"|"-help"|"--help") :: _ -> usage ()
    | ("-I"|"-include"|"-outputstate"
      |"-inputstate"|"-is"|"-load-vernac-source"|"-l"|"-load-vernac-object"
      |"-load-ml-source"|"-require"|"-load-ml-object"|"-user"
      |"-init-file" | "-dump-glob" | "-coqlib" as o) :: rem ->
	begin
	  match rem with
	    | s :: rem' -> parse (cfiles,s::o::args) rem'
	    | []        -> usage ()
	end
    | "-R" as o :: s :: t :: rem -> parse (cfiles,t::s::o::args) rem

    | ("-notactics"|"-debug"|"-nolib"
      |"-debugVM"|"-alltransp"|"-VMno"
      |"-batch"|"-nois"
      |"-q"|"-full"|"-profile"|"-just-parsing"|"-echo" |"-unsafe"|"-quiet"
      |"-silent"|"-m"|"-xml"|"-v7"|"-v8"|"-beautify"|"-strict-implicit"
      |"-dont-load-proofs"|"-impredicative-set"|"-vm"
      |"-unboxed-values"|"-unboxed-definitions"|"-draw-vm-instr"
      |"-no-glob"|"-noglob" as o) :: rem ->
	parse (cfiles,o::args) rem
	    
    | ("-where") :: _ -> 
	(try print_endline (Envars.coqlib ())
	 with Util.UserError(_,pps) -> Pp.msgerrnl (Pp.hov 0 pps));
	exit 0

    | ("-config" | "--config") :: _ -> Usage.print_config (); exit 0

    | ("-v"|"--version") :: _ ->
        Usage.version ()
    | f :: rem -> 
	if Sys.file_exists f then
	  parse (f::cfiles,args) rem
	else 
	  let fv = f ^ ".v" in
	  if Sys.file_exists fv then
	    parse (fv::cfiles,args) rem
	  else begin
	    prerr_endline ("coqc: "^f^": no such file or directory") ;
	    exit 1
	  end
  in
  parse ([],[]) (List.tl (Array.to_list Sys.argv))

(* main: we parse the command line, define the command to compile files
 * and then call the compilation on each file *)

let main () =
  let cfiles, args = parse_args () in
    if cfiles = [] then begin
      prerr_endline "coqc: too few arguments" ;
      usage ()
    end;
    let coqtopname = 
      if !image <> "" then !image 
      else Filename.concat (Envars.coqbin ()) (!binary ^ Coq_config.exec_extension)
    in
      (*  List.iter (compile coqtopname args) cfiles*)
      Unix.handle_unix_error (compile coqtopname args) cfiles
    
let _ = Printexc.print main (); exit 0