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
|
--!A cross-platform build utility based on Lua
--
-- Licensed under the Apache License, Version 2.0 (the "License");
-- you may not use this file except in compliance with the License.
-- You may obtain a copy of the License at
--
-- http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
--
-- Copyright (C) 2015-2020, TBOOX Open Source Group.
--
-- @author ruki
-- @file winos.lua
--
-- define module: winos
local winos = winos or {}
-- load modules
local os = require("base/os")
local semver = require("base/semver")
winos._ansi_cp = winos._ansi_cp or winos.ansi_cp
winos._oem_cp = winos._oem_cp or winos.oem_cp
function winos.ansi_cp()
if not winos._ANSI_CP then
winos._ANSI_CP = winos._ansi_cp()
end
return winos._ANSI_CP
end
function winos.oem_cp()
if not winos._OEM_CP then
winos._OEM_CP = winos._oem_cp()
end
return winos._OEM_CP
end
-- get windows version from name
function winos._version_from_name(name)
-- make defined values
winos._VERSIONS = winos._VERSIONS or
{
nt4 = "4.0"
, win2k = "5.0"
, winxp = "5.1"
, ws03 = "5.2"
, win6 = "6.0"
, vista = "6.0"
, ws08 = "6.0"
, longhorn = "6.0"
, win7 = "6.1"
, win8 = "6.2"
, winblue = "6.3"
, win81 = "6.3"
, win10 = "10.0"
}
return winos._VERSIONS[name]
end
-- v1 == v2 with name (winxp, win10, ..)?
function winos._version_eq(self, version)
if type(version) == "string" then
local namever = winos._version_from_name(version)
if namever then
return semver.compare(self:major() .. '.' .. self:minor(), namever) == 0
else
return semver.compare(self:rawstr(), version) == 0
end
elseif type(version) == "table" then
return semver.compare(self:rawstr(), version:rawstr()) == 0
end
end
-- v1 < v2 with name (winxp, win10, ..)?
function winos._version_lt(self, version)
if type(version) == "string" then
local namever = winos._version_from_name(version)
if namever then
return semver.compare(self:major() .. '.' .. self:minor(), namever) < 0
else
return semver.compare(self:rawstr(), version) < 0
end
elseif type(version) == "table" then
return semver.compare(self:rawstr(), version:rawstr()) < 0
end
end
-- v1 <= v2 with name (winxp, win10, ..)?
function winos._version_le(self, version)
if type(version) == "string" then
local namever = winos._version_from_name(version)
if namever then
return semver.compare(self:major() .. '.' .. self:minor(), namever) <= 0
else
return semver.compare(self:rawstr(), version) <= 0
end
elseif type(version) == "table" then
return semver.compare(self:rawstr(), version:rawstr()) <= 0
end
end
-- get system version
function winos.version()
-- get it from cache first
if winos._VERSION ~= nil then
return winos._VERSION
end
-- get winver
local winver = nil
local ok, verstr = os.iorun("cmd /c ver")
if ok and verstr then
winver = verstr:match("%[.-([%d%.]+)]")
if winver then
winver = winver:trim()
end
local sem_winver = nil
local seg = 0
for num in winver:gmatch("%d+") do
if seg == 0 then
sem_winver = num
elseif seg == 3 then
sem_winver = sem_winver .. "+" .. num
else
sem_winver = sem_winver .. "." .. num
end
seg = seg + 1
end
winver = semver.new(sem_winver)
end
-- rewrite comparator
if winver then
winver.eq = winos._version_eq
winver.lt = winos._version_lt
winver.le = winos._version_le
end
-- save to cache
winos._VERSION = winver or false
return winver
end
-- get command arguments on windows to solve 8192 character command line length limit
function winos.cmdargv(argv, key)
-- too long arguments?
local argn = 0
for _, arg in ipairs(argv) do
argn = argn + #arg
if argn > 1024 then
break
end
end
if argn > 1024 then
local argsfile = os.tmpfile(key or table.concat(argv, '')) .. ".args.txt"
local f = io.open(argsfile, 'w')
if f then
-- we need split args file to solve `fatal error LNK1170: line in command file contains 131071 or more characters`
-- @see https://github.com/xmake-io/xmake/issues/812
for _, arg in ipairs(argv) do
f:write(os.args(arg, {escape = true}) .. "\n")
end
f:close()
end
argv = {"@" .. argsfile}
end
return argv
end
-- return module: winos
return winos
|
