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|
-module(erlresolvelinks).
%% ------ VERY IMPORTANT ------
%%
%% Original location for this file:
%% /clearcase/otp/internal_tools/integration/scripts/resolve_links/
%% When updating this file, copy the source to
%% /usr/local/otp/patch/share/program/
%% and place .beam files (compiled with correct release) in all
%% /usr/local/otp/patch/share/program/<release>
%% for releases >= R10B
%%
%% ----------------------------
-export([make/1, do_make/1, do_make/2, do_make/3]).
-include_lib("kernel/include/file.hrl").
-define(JAVASCRIPT_NAME, "erlresolvelinks.js").
make([RootDir]) ->
do_make(RootDir);
make([RootDir, DestDir]) ->
do_make(RootDir, DestDir);
make([RootDir, DestDir, Name]) ->
do_make(RootDir, DestDir, Name).
do_make(RootDir) ->
DestDir = filename:join(RootDir, "doc"),
do_make(RootDir, DestDir).
do_make(RootDir, DestDir) ->
do_make(RootDir, DestDir, ?JAVASCRIPT_NAME).
do_make(RootDir, DestDir, Name) ->
%% doc/Dir
%% erts-Vsn
%% lib/App-Vsn
DocDirs0 = get_dirs(filename:join([RootDir, "doc"])),
DocDirs = lists:map(fun(Dir) ->
D = filename:join(["doc", Dir]),
{D, D} end, DocDirs0),
ErtsDirs = latest_app_dirs(RootDir, ""),
AppDirs = latest_app_dirs(RootDir, "lib"),
AllAppDirs =
lists:map(
fun({App, AppVsn}) -> {App, filename:join([AppVsn, "doc", "html"])}
end, ErtsDirs ++ AppDirs),
AllDirs = DocDirs ++ AllAppDirs,
{ok, Fd} = file:open(filename:join([DestDir, Name]), [write]),
UTC = calendar:universal_time(),
io:fwrite(Fd, "/* Generated by ~s at ~w UTC */\n",
[atom_to_list(?MODULE), UTC]),
io:fwrite(Fd, "function erlhref(ups, app, rest) {\n", []),
io:fwrite(Fd, " switch(app) {\n", []),
lists:foreach(
fun({Tag, Dir}) ->
io:fwrite(Fd, " case ~p:\n", [Tag]),
io:fwrite(Fd, " location.href=ups + \"~s/\" + rest;\n",
[Dir]),
io:fwrite(Fd, " break;\n", [])
end, AllDirs),
io:fwrite(Fd, " default:\n", []),
io:fwrite(Fd, " location.href=ups + \"Unresolved\";\n", []),
io:fwrite(Fd, " }\n", []),
io:fwrite(Fd, "}\n", []),
file:close(Fd),
ok.
get_dirs(Dir) ->
{ok, Files} = file:list_dir(Dir),
AFiles =
lists:map(fun(File) -> {File, filename:join([Dir, File])} end, Files),
lists:zf(fun is_dir/1, AFiles).
is_dir({File, AFile}) ->
{ok, FileInfo} = file:read_file_info(AFile),
case FileInfo#file_info.type of
directory ->
{true, File};
_ ->
false
end.
latest_app_dirs(RootDir, Dir) ->
ADir = filename:join(RootDir, Dir),
RDirs0 = get_dirs(ADir),
RDirs1 = lists:filter(fun is_app_dir/1, RDirs0),
%% Build a list of {{App, VsnNumList}, AppVsn}
SDirs0 =
lists:map(fun(AppVsn) ->
[App, VsnStr] = string:tokens(AppVsn, "-"),
VsnNumList = vsnstr_to_numlist(VsnStr),
{{App, VsnNumList}, AppVsn} end,
RDirs1),
SDirs1 = lists:keysort(1, SDirs0),
App2Dirs = lists:foldr(fun({{App, _VsnNumList}, AppVsn}, Acc) ->
case lists:keymember(App, 1, Acc) of
true ->
Acc;
false ->
[{App, AppVsn}| Acc]
end
end, [], SDirs1),
lists:map(fun({App, AppVsn}) -> {App, filename:join([Dir, AppVsn])} end,
App2Dirs).
is_app_dir(Dir) ->
case string:tokens(Dir, "-") of
[_Name, Rest] ->
is_vsnstr(Rest);
_ ->
false
end.
is_vsnstr(Str) ->
case string:tokens(Str, ".") of
[_] ->
false;
Toks ->
lists:all(fun is_numstr/1, Toks)
end.
is_numstr(Cs) ->
lists:all(fun(C) when $0 =< C, C =< $9 ->
true;
(_) ->
false
end, Cs).
%% We know:
vsnstr_to_numlist(VsnStr) ->
lists:map(fun(NumStr) -> list_to_integer(NumStr) end,
string:tokens(VsnStr, ".")).
|
