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rstudio/src/cpp/core/system/Win32ShellUtils.cpp at master · andschar/rstudio · GitHub
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core
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system
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Win32ShellUtils.cpp
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rstudio
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cpp
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core
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system
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Win32ShellUtils.cpp
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/*
* Win32ShellUtils.cpp
*
* Copyright (C) 2009-12 by RStudio, Inc.
*
* Unless you have received this program directly from RStudio pursuant
* to the terms of a commercial license agreement with RStudio, then
* this program is licensed to you under the terms of version 3 of the
* GNU Affero General Public License. This program is distributed WITHOUT
* ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING THOSE OF NON-INFRINGEMENT,
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Please refer to the
* AGPL (http://www.gnu.org/licenses/agpl-3.0.txt) for more details.
*
*/
#
include
<
core/StringUtils.hpp
>
#
include
<
core/system/ShellUtils.hpp
>
namespace
rstudio
{
namespace
core
{
namespace
shell_utils
{
std::string
escape
(
const
std::string& arg)
{
/*
NOTE: This may be broken in cases where the arg contains special
characters like %, ", etc. However, unlike with any sane shell, the
Windows shell does not have a consistent way to escape out special
characters. And what it does have is horribly under-documented. I
thought it best to leave this simple to start and see if anything
comes up from field testing.
*/
return
"
\"
"
+ arg +
"
\"
"
;
}
std::string
escape
(
const
core::FilePath& path)
{
return
escape
(
string_utils::utf8ToSystem
(path.
absolutePath
()));
}
std::string
join
(
const
std::string& command1,
const
std::string& command2)
{
return
"
(
"
+ command1 +
"
) & (
"
+ command2 +
"
)
"
;
}
std::string
join_and
(
const
std::string& command1,
const
std::string& command2)
{
return
"
(
"
+ command1 +
"
) && (
"
+ command2 +
"
)
"
;
}
std::string
join_or
(
const
std::string& command1,
const
std::string& command2)
{
return
"
(
"
+ command1 +
"
) || (
"
+ command2 +
"
)
"
;
}
std::string
sendStdErrToStdOut
(
const
std::string& command)
{
return
"
(
"
+ command +
"
) 2>&1
"
;
}
std::string
sendAllOutputToNull
(
const
std::string& command)
{
return
"
(
"
+ command +
"
) >NUL 2>&1
"
;
}
std::string
sendStdErrToNull
(
const
std::string& command)
{
return
"
(
"
+ command +
"
) 2> NUL
"
;
}
std::string
sendNullToStdIn
(
const
std::string& command)
{
return
"
(
"
+ command +
"
) < NUL
"
;
}
namespace
{
FilePath
s_devnull
(
"
NUL
"
);
}
//
namespace
const
FilePath&
devnull
()
{
return
s_devnull;
}
}
}
}
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