armnnUtils::Filesystem Namespace Reference

Typedefs
using	FileContents = std::string

Functions
fs::path	NamedTempFile (const char *fileName)
	Returns a path to a file in the system temporary folder. If the file existed it will be deleted. More...
std::string	CreateDirectory (std::string sPath)
	Returns full path to temporary folder. More...
FileContents	ReadFileContentsIntoString (const std::string path)

Typedef Documentation

FileContents

using FileContents = std::string

Definition at line 22 of file Filesystem.hpp.

Function Documentation

CreateDirectory()

std::string CreateDirectory

(

std::string

path

)

Returns full path to temporary folder.

Construct a temporary directory.

Given a specified directory name construct a path in the system temporary directory. If the directory already exists, it is deleted, otherwise create it. This could throw filesystem_error exceptions.

Parameters

path	is the path required in the temporary directory.

Returns

path consisting of system temporary directory.

Definition at line 46 of file Filesystem.cpp.

Referenced by armnn::Optimize().

{
    fs::path tmpDir = fs::temp_directory_path();
    mode_t permissions = 0733;
    int result = 0;

    std::string full_path = tmpDir.generic_string() + path;
    if (fs::exists(full_path))
    {
        fs::remove_all(full_path);
    }

#if defined(_WIN32)
    result = _mkdir(full_path.c_str()); // can be used on Windows
    armnn::ConditionalThrow<armnn::RuntimeException>((result == 0), "Was unable to create temporary directory");
#else
    result = mkdir(full_path.c_str(), permissions);
    armnn::ConditionalThrow<armnn::RuntimeException>((result == 0), "Was unable to create temporary directory");
#endif

    return full_path + "/";
}

NamedTempFile()

fs::path NamedTempFile

(

const char *

fileName

)

Returns a path to a file in the system temporary folder. If the file existed it will be deleted.

Construct a temporary file name.

Given a specified file name construct a path to that file in the system temporary directory. If the file already exists it is deleted. This could throw filesystem_error exceptions.

Parameters

fileName

the file name required in the temporary directory.

Returns

path consisting of system temporary directory and file name.

Definition at line 25 of file Filesystem.cpp.

Referenced by TEST_SUITE().

{
    fs::path tmpDir = fs::temp_directory_path();
    fs::path namedTempFile{tmpDir / fileName};
    if (fs::exists(namedTempFile))
    {
        fs::remove(namedTempFile);
    }
    return namedTempFile;
}

ReadFileContentsIntoString()

FileContents ReadFileContentsIntoString

(

const std::string

path

)

Definition at line 69 of file Filesystem.cpp.

                                                              {
    std::ifstream input_file(path);
    armnn::ConditionalThrow<armnn::RuntimeException>((input_file.is_open()), "Could not read file contents");
    return FileContents((std::istreambuf_iterator<char>(input_file)), std::istreambuf_iterator<char>());
}