forked from CutePoisonX/PoisonConvert
-
Notifications
You must be signed in to change notification settings - Fork 0
/
ExecutableFileSetting.cpp
executable file
·91 lines (78 loc) · 2.6 KB
/
ExecutableFileSetting.cpp
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
//
// Copyright 2015 CutePoisonX (CutePoisonXI@gmail.com)
//
// This file is part of PoisonConvert.
//
// PoisonConvert is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// PoisonConvert is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with PoisonConvert. If not, see <http://www.gnu.org/licenses/>.
//
#include "ExecutableFileSetting.h"
#include "UserInterface.h"
#include <stdlib.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
ExecutableFileSetting::ExecutableFileSetting(UserInterface ui, string name, string description,
string settings_change_prompt, string default_param,
bool allow_for_empty_string)
: FileSetting(ui, name, description, settings_change_prompt, default_param, "Executable does not exist or I can't execute it"),
allow_for_empty_string_(allow_for_empty_string)
{
}
ExecutableFileSetting::~ExecutableFileSetting()
{
}
ExecutableFileSetting::PARAM_CHANGE_RETURN ExecutableFileSetting::checkParam(string const& new_param, bool ui_output)
{
struct stat file_check;
if (new_param.empty())
{
if (allow_for_empty_string_)
{
return PARAM_CHANGE_SUCCESS;
}
else
{
if (ui_output)
{
ui_.writeString("Empty string is not valid.", true);
}
return PARAM_CHANGE_ERROR;
}
}
if ((stat(new_param.c_str(), &file_check) != 0) || (!file_check.st_mode & S_IXUSR))
{
std::string const delimiter = ":";
std::string const path = std::string(getenv("PATH"));
size_t start_pos = 0;
size_t end_pos = 0;
while ((end_pos = path.find(':', start_pos)) != std::string::npos)
{
std::string current_path = path.substr(start_pos, end_pos - start_pos) + "/" + new_param;
if ((stat(current_path.c_str(), &file_check) == 0) && (file_check.st_mode & S_IXOTH))
{
return PARAM_CHANGE_SUCCESS;
}
start_pos = end_pos + 1;
}
if (ui_output)
{
ui_.writeString("Executable does not exist or I can't execute it", true);
}
return PARAM_CHANGE_ERROR;
}
else
{
return PARAM_CHANGE_SUCCESS;
}
}