diff --git a/Makefile.in b/Makefile.in index 8ea321ab5..404895baa 100644 --- a/Makefile.in +++ b/Makefile.in @@ -122,6 +122,7 @@ OBJS = @OBJS@ \ src/rtsp/rtsp_utils.o \ src/ug_runtime_error.o \ src/utils/audio_buffer.o \ + src/utils/color_out.o \ src/utils/config_file.o \ src/utils/fs.o \ src/utils/jpeg_reader.o \ diff --git a/src/utils/color_out.cpp b/src/utils/color_out.cpp new file mode 100644 index 000000000..7a2136399 --- /dev/null +++ b/src/utils/color_out.cpp @@ -0,0 +1,73 @@ +/** + * @file utils/color_out.cpp + * @author Martin Pulec + */ +/* + * Copyright (c) 2018 CESNET, z. s. p. o. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, is permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of CESNET nor the names of its contributors may be + * used to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, + * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO + * EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, + * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#include "config_unix.h" +#include "config_win32.h" +#endif + +#include +#include + +#include "rang.hpp" +#include "utils/color_out.h" + +using std::cout; + +void color_out(uint32_t modificators, const char *format, ...) { + rang::style style = static_cast(modificators & 0xf); + unsigned int color_idx = (modificators >> 4u) & 0xf; + rang::fg color = color_idx == 0 ? rang::fg::reset : static_cast(29 + color_idx); + + va_list ap; + va_start(ap, format); + int size = vsnprintf(NULL, 0, format, ap); + va_end(ap); + + // format the string + char *buffer = (char *) alloca(size + 1); + va_start(ap, format); + if (vsprintf(buffer, format, ap) != size) { + va_end(ap); + return; + } + va_end(ap); + + cout << style << color << buffer << rang::style::reset << rang::fg::reset; +} + diff --git a/src/utils/color_out.h b/src/utils/color_out.h new file mode 100644 index 000000000..1f1ec861f --- /dev/null +++ b/src/utils/color_out.h @@ -0,0 +1,74 @@ +/** + * @file utils/color_out.h + * @author Martin Pulec + * + * Simple C wrapper around the rang header. + */ +/* + * Copyright (c) 2018 CESNET z.s.p.o. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, is permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of CESNET nor the names of its contributors may be + * used to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, + * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO + * EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, + * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef COLOR_OUT_H_ +#define COLOR_OUT_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +#define COLOR_OUT_BOLD 1u +#define COLOR_OUT_DIM 2u +#define COLOR_OUT_ITALIC 3u +#define COLOR_OUT_UNDERLINE 5u +#define COLOR_OUT_BLINK 6u +#define COLOR_OUT_RBLINK 7u +#define COLOR_OUT_REVERSED 8u +#define COLOR_OUT_CONCEAL 9u +#define COLOR_OUT_CROSSED 10u + +#define COLOR_OUT_BLACK (1u<<4u) +#define COLOR_OUT_RED (2u<<4u) +#define COLOR_OUT_GREEN (3u<<4u) +#define COLOR_OUT_YELLOW (4u<<4u) +#define COLOR_OUT_BLUE (5u<<4u) +#define COLOR_OUT_MAGENTA (6u<<4u) +#define COLOR_OUT_CYAN (7u<<4u) +#define COLOR_OUT_GRAY (8u<<4u) + + +void color_out(uint32_t modificators, const char *format, ...); + +#ifdef __cplusplus +} +#endif + +#endif // defined COLOR_OUT_H_ +