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f537ebc4 | 1 | (* |
17ba0788 C |
2 | * Copyright 2012, INRIA |
3 | * Julia Lawall, Gilles Muller | |
4 | * Copyright 2010-2011, INRIA, University of Copenhagen | |
f537ebc4 C |
5 | * Julia Lawall, Rene Rydhof Hansen, Gilles Muller, Nicolas Palix |
6 | * Copyright 2005-2009, Ecole des Mines de Nantes, University of Copenhagen | |
7 | * Yoann Padioleau, Julia Lawall, Rene Rydhof Hansen, Henrik Stuart, Gilles Muller, Nicolas Palix | |
8 | * This file is part of Coccinelle. | |
9 | * | |
10 | * Coccinelle is free software: you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation, according to version 2 of the License. | |
13 | * | |
14 | * Coccinelle is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with Coccinelle. If not, see <http://www.gnu.org/licenses/>. | |
21 | * | |
22 | * The authors reserve the right to distribute this or future versions of | |
23 | * Coccinelle under other licenses. | |
24 | *) | |
25 | ||
26 | ||
34e49164 C |
27 | (* sort a list of git codes such that the most recent comes first *) |
28 | ||
29 | let git_home = ref "/home/julia/linux-2.6" | |
30 | ||
31 | let unwind_protect f cleanup = | |
32 | try f () | |
33 | with e -> begin cleanup e; raise e end | |
34 | ||
35 | let (with_open_infile: string -> ((in_channel) -> 'a) -> 'a) = fun file f -> | |
36 | let chan = open_in file in | |
ae4735db | 37 | unwind_protect (fun () -> |
34e49164 C |
38 | let res = f chan in |
39 | close_in chan; | |
40 | res) | |
41 | (fun e -> close_in chan) | |
42 | ||
43 | (* ----------------------------------------------------------------------- *) | |
44 | ||
45 | let months = | |
46 | [("Jan",1);("Feb",2);("Mar",3);("Apr",4);("May",5);("Jun",6);("Jul",7); | |
47 | ("Aug",8);("Sep",9);("Oct",10);("Nov",11);("Dec",12)] | |
48 | ||
49 | let antimonths = | |
50 | [(1,31);(2,28);(3,31);(4,30);(5,31); (6,30);(7,31);(8,31);(9,30);(10,31); | |
51 | (11,30);(12,31);(0,31)] | |
52 | ||
53 | let normalize (year,month,day,hour,minute,second) = | |
54 | if hour < 0 | |
55 | then | |
56 | let (day,hour) = (day - 1,hour + 24) in | |
57 | if day = 0 | |
58 | then | |
59 | let month = month - 1 in | |
60 | let day = List.assoc month antimonths in | |
61 | let day = | |
62 | if month = 2 && year / 4 * 4 = year && not (year / 100 * 100 = year) | |
63 | then 29 | |
64 | else day in | |
65 | if month = 0 | |
66 | then (year-1,12,day,hour,minute,second) | |
67 | else (year,month,day,hour,minute,second) | |
68 | else (year,month,day,hour,minute,second) | |
69 | else (year,month,day,hour,minute,second) | |
70 | ||
71 | exception Fail of string | |
72 | ||
73 | let read_info code = | |
74 | let _ = | |
75 | Sys.command | |
76 | (Printf.sprintf | |
77 | "pushd %s >& /dev/null ; git log %s^..%s | grep Date: > /tmp/gitsort_info ; popd >& /dev/null" | |
78 | !git_home code code) in | |
79 | with_open_infile "/tmp/gitsort_info" (fun i -> | |
80 | let l = | |
81 | try input_line i | |
82 | with End_of_file -> raise (Fail "bad git file") in | |
83 | match Str.split (Str.regexp " ") l with | |
84 | [date;_;_;weekday;month;day;time;year;offset] -> | |
85 | let day = int_of_string day in | |
86 | let month = List.assoc month months in | |
87 | let year = int_of_string year in | |
88 | (match Str.split (Str.regexp ":") time with | |
89 | [hour;minute;second] -> | |
90 | let hour = int_of_string hour in | |
91 | let minute = int_of_string minute in | |
92 | let second = int_of_string second in | |
93 | let modifier = | |
94 | match String.get offset 0 with | |
95 | '-' -> -1 | |
96 | | '+' -> 1 | |
97 | | _ -> raise (Fail "bad offset") in | |
98 | (if not (String.sub offset 3 2 = "00") | |
99 | then raise (Fail "require 0 minutes difference")); | |
100 | let hour = | |
101 | hour + (modifier * (int_of_string (String.sub offset 1 2))) in | |
102 | normalize (year,month,day,hour,minute,second) | |
103 | | _ -> raise (Fail "bad date2")) | |
104 | | l -> raise (Fail ("bad date1: "^(String.concat "|" l)))) | |
105 | ||
106 | let rec get_dates = function | |
107 | [] -> [] | |
108 | | code::rest -> | |
109 | let date = | |
110 | try Some (read_info code) | |
111 | with | |
112 | Fail s -> Printf.printf "problem in %s: %s\n" code s; None | |
113 | | _ -> Printf.printf "problem in %s\n" code; None in | |
114 | match date with | |
115 | Some date -> (date,code)::(get_dates rest) | |
116 | | None -> get_dates rest | |
117 | ||
118 | let get_codes file = | |
119 | let gits = ref ([] : string list) in | |
120 | with_open_infile file (fun i -> | |
121 | let rec loop _ = | |
122 | let git = try Some (input_line i) with End_of_file -> None in | |
123 | match git with | |
124 | Some x -> gits := x :: !gits; loop() | |
125 | | None -> () in | |
126 | loop ()); | |
127 | List.concat | |
128 | (List.map | |
129 | (function l -> | |
130 | List.filter | |
131 | (* all because I don't know how to make a backslash regexp...*) | |
132 | (function x -> String.length x > 10) | |
133 | (Str.split (Str.regexp "[ \t]+") l)) | |
134 | !gits) | |
135 | ||
136 | let _ = | |
137 | let args = Array.to_list Sys.argv in | |
138 | let file = | |
139 | match args with | |
140 | [_;git_home_info;gits] -> git_home := git_home_info; gits | |
141 | | [_;gits] -> gits | |
142 | | _ -> failwith "args: [git home] git_codes_file" in | |
143 | let codes = get_codes file in | |
144 | let dates = get_dates codes in | |
145 | match List.sort compare dates with | |
146 | (_,last)::prev -> | |
147 | List.iter (function (_,x) -> Printf.printf "%s \\\n" x) (List.rev prev); | |
148 | Printf.printf "%s\n" last | |
149 | | _ -> () | |
150 | ||
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151 | |
152 |