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author | Daniel Kirchner <daniel@ekpyron.org> | 2018-03-15 02:15:48 +0800 |
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committer | Daniel Kirchner <daniel@ekpyron.org> | 2018-03-15 23:23:49 +0800 |
commit | 7fa892eca93cc1b3fd75eb9341c11f0a471970d9 (patch) | |
tree | 1d4c5484c8ae42539f79d2c4e70afddf757f0527 /libdevcore | |
parent | 269241e9105a3b3014002bf711ade985d87febe4 (diff) | |
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Add interactive test tool isoltest.
Diffstat (limited to 'libdevcore')
-rw-r--r-- | libdevcore/CommonIO.cpp | 49 | ||||
-rw-r--r-- | libdevcore/CommonIO.h | 3 |
2 files changed, 52 insertions, 0 deletions
diff --git a/libdevcore/CommonIO.cpp b/libdevcore/CommonIO.cpp index 8c7e08f6..6526baf9 100644 --- a/libdevcore/CommonIO.cpp +++ b/libdevcore/CommonIO.cpp @@ -27,6 +27,7 @@ #if defined(_WIN32) #include <windows.h> #else +#include <unistd.h> #include <termios.h> #endif #include <boost/filesystem.hpp> @@ -118,3 +119,51 @@ void dev::writeFile(std::string const& _file, bytesConstRef _data, bool _writeDe } } } + +#if defined(_WIN32) +class DisableConsoleBuffering +{ +public: + DisableConsoleBuffering() + { + m_stdin = GetStdHandle(STD_INPUT_HANDLE); + GetConsoleMode(m_stdin, &m_oldMode); + SetConsoleMode(m_stdin, m_oldMode & (~(ENABLE_ECHO_INPUT | ENABLE_LINE_INPUT))); + } + ~DisableConsoleBuffering() + { + SetConsoleMode(m_stdin, m_oldMode); + } +private: + HANDLE m_stdin; + DWORD m_oldMode; +}; +#else +class DisableConsoleBuffering +{ +public: + DisableConsoleBuffering() + { + tcgetattr(0, &m_termios); + m_termios.c_lflag &= ~ICANON; + m_termios.c_lflag &= ~ECHO; + m_termios.c_cc[VMIN] = 1; + m_termios.c_cc[VTIME] = 0; + tcsetattr(0, TCSANOW, &m_termios); + } + ~DisableConsoleBuffering() + { + m_termios.c_lflag |= ICANON; + m_termios.c_lflag |= ECHO; + tcsetattr(0, TCSADRAIN, &m_termios); + } +private: + struct termios m_termios; +}; +#endif + +int dev::readStandardInputChar() +{ + DisableConsoleBuffering disableConsoleBuffering; + return cin.get(); +} diff --git a/libdevcore/CommonIO.h b/libdevcore/CommonIO.h index 33769ec3..3ecdb4c3 100644 --- a/libdevcore/CommonIO.h +++ b/libdevcore/CommonIO.h @@ -37,6 +37,9 @@ std::string readFileAsString(std::string const& _file); /// Retrieve and returns the contents of standard input (until EOF). std::string readStandardInput(); +/// Retrieve and returns a character from standard input (without waiting for EOL). +int readStandardInputChar(); + /// Write the given binary data into the given file, replacing the file if it pre-exists. /// Throws exception on error. /// @param _writeDeleteRename useful not to lose any data: If set, first writes to another file in |