/*************************************************************************************************** Zyan Core Library (Zycore-C) Original Author : Florian Bernd * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. ***************************************************************************************************/ #include <Zycore/API/Terminal.h> #ifndef ZYAN_NO_LIBC #if defined(ZYAN_POSIX) # include <unistd.h> #elif defined(ZYAN_WINDOWS) # include <windows.h> # include <io.h> #else # error "Unsupported platform detected" #endif // Provide fallback for old SDK versions #ifdef ZYAN_WINDOWS # ifndef ENABLE_VIRTUAL_TERMINAL_PROCESSING # define ENABLE_VIRTUAL_TERMINAL_PROCESSING 0x0004 # endif #endif /* ============================================================================================== */ /* Exported functions */ /* ============================================================================================== */ ZyanStatus ZyanTerminalEnableVT100(ZyanStandardStream stream) { if ((stream != ZYAN_STDSTREAM_OUT) && (stream != ZYAN_STDSTREAM_ERR)) { return ZYAN_STATUS_INVALID_ARGUMENT; } #ifdef ZYAN_WINDOWS // Get file descriptor int file; switch (stream) { case ZYAN_STDSTREAM_OUT: file = _fileno(ZYAN_STDOUT); break; case ZYAN_STDSTREAM_ERR: file = _fileno(ZYAN_STDERR); break; default: ZYAN_UNREACHABLE; } if (file < 0) { return ZYAN_STATUS_INVALID_ARGUMENT; } HANDLE const handle = (HANDLE)_get_osfhandle(file); if (handle == INVALID_HANDLE_VALUE) { return ZYAN_STATUS_INVALID_ARGUMENT; } DWORD mode; if (!GetConsoleMode(handle, &mode)) { // The given standard stream is not bound to a terminal return ZYAN_STATUS_INVALID_ARGUMENT; } mode |= ENABLE_VIRTUAL_TERMINAL_PROCESSING; if (!SetConsoleMode(handle, mode)) { return ZYAN_STATUS_BAD_SYSTEMCALL; } #endif return ZYAN_STATUS_SUCCESS; } ZyanStatus ZyanTerminalIsTTY(ZyanStandardStream stream) { // Get file descriptor int file; #ifdef ZYAN_WINDOWS switch (stream) { case ZYAN_STDSTREAM_IN: file = _fileno(ZYAN_STDIN); break; case ZYAN_STDSTREAM_OUT: file = _fileno(ZYAN_STDOUT); break; case ZYAN_STDSTREAM_ERR: file = _fileno(ZYAN_STDERR); break; default: ZYAN_UNREACHABLE; } if (file < 0) { return ZYAN_STATUS_INVALID_ARGUMENT; } #else switch (stream) { case ZYAN_STDSTREAM_IN: file = STDIN_FILENO; break; case ZYAN_STDSTREAM_OUT: file = STDOUT_FILENO; break; case ZYAN_STDSTREAM_ERR: file = STDERR_FILENO; break; default: ZYAN_UNREACHABLE; } #endif #ifdef ZYAN_WINDOWS if (_isatty(file)) #else if ( isatty(file)) #endif { return ZYAN_STATUS_TRUE; } if (ZYAN_ERRNO == EBADF) { // Invalid file descriptor return ZYAN_STATUS_INVALID_ARGUMENT; } //ZYAN_ASSERT((errno == EINVAL) || (errno == ENOTTY)); return ZYAN_STATUS_FALSE; } /* ============================================================================================== */ #endif /* ZYAN_NO_LIBC */