/**************************************************************************** * tools/mkconfig.c * * Copyright (C) 2007-2013 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * Redistribution and use in source and binary forms, with or without * modification, are 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 NuttX 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 COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS 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 * COPYRIGHT OWNER 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. * ****************************************************************************/ /**************************************************************************** * Included Files ****************************************************************************/ #include #include #include #include "cfgdefine.h" /**************************************************************************** * Pre-processor Definitions ****************************************************************************/ #define DEFCONFIG ".config" /**************************************************************************** * Private Functions ****************************************************************************/ static inline char *getfilepath(const char *name) { snprintf(line, PATH_MAX, "%s/" DEFCONFIG, name); line[PATH_MAX] = '\0'; return strdup(line); } static void show_usage(const char *progname) { fprintf(stderr, "USAGE: %s \n", progname); exit(1); } /**************************************************************************** * Public Functions ****************************************************************************/ int main(int argc, char **argv, char **envp) { char *filepath; FILE *stream; if (argc != 2) { fprintf(stderr, "Unexpected number of arguments\n"); show_usage(argv[0]); } filepath = getfilepath(argv[1]); if (!filepath) { fprintf(stderr, "getfilepath failed\n"); exit(2); } stream = fopen(filepath, "r"); if (!stream) { fprintf(stderr, "open %s failed: %s\n", filepath, strerror(errno)); exit(3); } printf( "/* config.h -- Autogenerated! Do not edit. */\n\n" "#ifndef __INCLUDE_NUTTX_CONFIG_H\n" "#define __INCLUDE_NUTTX_CONFIG_H\n\n" "/* General Definitions ***********************************/\n" "/* Used to represent the values of tristate options */\n\n" "#define CONFIG_y 1\n" "#define CONFIG_m 2\n\n" "/* Architecture-specific options *************************/\n\n"); generate_definitions(stream); printf( "\n/* Sanity Checks *****************************************/\n\n" "/* If this is an NXFLAT, external build, then make sure that\n" " * NXFLAT support is enabled in the base code.\n" " */\n\n" "#if defined(__NXFLAT__) && !defined(CONFIG_NXFLAT)\n" "# error \"NXFLAT support not enabled in this configuration\"\n" "#endif\n\n" "/* NXFLAT requires PIC support in the TCBs. */\n\n" "#if defined(CONFIG_NXFLAT)\n" "# undef CONFIG_PIC\n" "# define CONFIG_PIC 1\n" "#endif\n\n" "/* Binary format support is disabled if no binary formats are\n" " * configured (at present, NXFLAT is the only supported binary.\n" " * format).\n" " */\n\n" "#if !defined(CONFIG_NXFLAT) && !defined(CONFIG_ELF) \\\n" " && !defined(CONFIG_BUILTIN)\n" "# undef CONFIG_BINFMT_DISABLE\n" "# define CONFIG_BINFMT_DISABLE 1\n" "#endif\n\n" "/* The correct way to disable RR scheduling is to set the\n" " * timeslice to zero.\n" " */\n\n" "#ifndef CONFIG_RR_INTERVAL\n" "# define CONFIG_RR_INTERVAL 0\n" "#endif\n\n" "/* If no file streams are configured, then make certain that\n" " * buffered I/O support is disabled\n" " */\n\n" "#ifndef CONFIG_FILE_STREAM\n" "# undef CONFIG_STDIO_BUFFER_SIZE\n" "# undef CONFIG_STDIO_LINEBUFFER\n" "# undef CONFIG_STDIO_DISABLE_BUFFERING\n" "# define CONFIG_STDIO_DISABLE_BUFFERING 1\n" "#endif\n\n" "/* If priority inheritance is disabled, then do not allocate any\n" " * associated resources.\n" " */\n\n" "#if !defined(CONFIG_PRIORITY_INHERITANCE) \\\n" " || !defined(CONFIG_SEM_PREALLOCHOLDERS)\n" "# undef CONFIG_SEM_PREALLOCHOLDERS\n" "# define CONFIG_SEM_PREALLOCHOLDERS 0\n" "#endif\n\n" "#if !defined(CONFIG_PRIORITY_INHERITANCE) \\\n" " || !defined(CONFIG_SEM_NNESTPRIO)\n" "# undef CONFIG_SEM_NNESTPRIO\n" "# define CONFIG_SEM_NNESTPRIO 0\n" "#endif\n\n" "/* If the end of RAM is not specified then it is assumed to be\n" " * the beginning of RAM plus the RAM size.\n" " */\n\n" "#ifndef CONFIG_RAM_END\n" "# define CONFIG_RAM_END (CONFIG_RAM_START+CONFIG_RAM_SIZE)\n" "#endif\n\n" "#ifndef CONFIG_RAM_VEND\n" "# define CONFIG_RAM_VEND (CONFIG_RAM_VSTART+CONFIG_RAM_SIZE)\n" "#endif\n\n" "/* If the end of FLASH is not specified then it is assumed to be\n" " * the beginning of FLASH plus the FLASH size.\n" " */\n\n" "#ifndef CONFIG_FLASH_END\n" "# define CONFIG_FLASH_END (CONFIG_FLASH_START+CONFIG_FLASH_SIZE)\n" "#endif\n\n" "/* If the maximum message size is zero, then we assume that\n" " * message queues support should be disabled\n" " */\n\n" "#if !defined(CONFIG_MQ_MAXMSGSIZE) || defined(CONFIG_DISABLE_MQUEUE)\n" "# undef CONFIG_MQ_MAXMSGSIZE\n" "# define CONFIG_MQ_MAXMSGSIZE 0\n" "#endif\n\n" "#if CONFIG_MQ_MAXMSGSIZE <= 0 && !defined(CONFIG_DISABLE_MQUEUE)\n" "# define CONFIG_DISABLE_MQUEUE 1\n" "#endif\n\n" "#endif /* __INCLUDE_NUTTX_CONFIG_H */\n"); fclose(stream); /* Exit (without bothering to clean up allocations) */ free(filepath); return 0; }