317 lines
12 KiB
C
317 lines
12 KiB
C
/****************************************************************************
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* tools/mkconfig.c
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*
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* Copyright (C) 2007-2013 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <string.h>
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#include <stdlib.h>
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#include <errno.h>
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#include "cfgdefine.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define DEFCONFIG ".config"
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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static inline char *getfilepath(const char *name)
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{
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snprintf(line, PATH_MAX, "%s/" DEFCONFIG, name);
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line[PATH_MAX] = '\0';
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return strdup(line);
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}
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static void show_usage(const char *progname)
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{
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fprintf(stderr, "USAGE: %s <abs path to .config>\n", progname);
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exit(1);
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}
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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int main(int argc, char **argv, char **envp)
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{
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char *filepath;
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FILE *stream;
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if (argc != 2)
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{
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fprintf(stderr, "Unexpected number of arguments\n");
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show_usage(argv[0]);
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}
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filepath = getfilepath(argv[1]);
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if (!filepath)
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{
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fprintf(stderr, "getfilepath failed\n");
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exit(2);
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}
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stream = fopen(filepath, "r");
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if (!stream)
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{
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fprintf(stderr, "open %s failed: %s\n", filepath, strerror(errno));
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exit(3);
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}
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printf("/* config.h -- Autogenerated! Do not edit. */\n\n");
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printf("#ifndef __INCLUDE_NUTTX_CONFIG_H\n");
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printf("#define __INCLUDE_NUTTX_CONFIG_H\n\n");
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printf("/* Architecture-specific options *************************/\n\n");
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generate_definitions(stream);
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printf("\n/* Sanity Checks *****************************************/\n\n");
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printf("/* If this is an NXFLAT, external build, then make sure that\n");
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printf(" * NXFLAT support is enabled in the base code.\n");
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printf(" */\n\n");
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printf("#if defined(__NXFLAT__) && !defined(CONFIG_NXFLAT)\n");
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printf("# error \"NXFLAT support not enabled in this configuration\"\n");
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printf("#endif\n\n");
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printf("/* NXFLAT requires PIC support in the TCBs. */\n\n");
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printf("#if defined(CONFIG_NXFLAT)\n");
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printf("# undef CONFIG_PIC\n");
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printf("# define CONFIG_PIC 1\n");
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printf("#endif\n\n");
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printf("/* Binary format support is disabled if no binary formats are\n");
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printf(" * configured (at present, NXFLAT is the only supported binary.\n");
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printf(" * format).\n");
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printf(" */\n\n");
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printf("#if !defined(CONFIG_NXFLAT) && !defined(CONFIG_ELF) && !defined(CONFIG_BUILTIN)\n");
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printf("# undef CONFIG_BINFMT_DISABLE\n");
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printf("# define CONFIG_BINFMT_DISABLE 1\n");
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printf("#endif\n\n");
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printf("/* The correct way to disable RR scheduling is to set the\n");
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printf(" * timeslice to zero.\n");
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printf(" */\n\n");
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printf("#ifndef CONFIG_RR_INTERVAL\n");
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printf("# define CONFIG_RR_INTERVAL 0\n");
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printf("#endif\n\n");
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printf("/* The correct way to disable filesystem supuport is to set the number of\n");
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printf(" * file descriptors to zero.\n");
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printf(" */\n\n");
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printf("#ifndef CONFIG_NFILE_DESCRIPTORS\n");
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printf("# define CONFIG_NFILE_DESCRIPTORS 0\n");
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printf("#endif\n\n");
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printf("/* If a console is selected, then make sure that there are resources for\n");
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printf(" * three file descriptors and, if any streams are selected, also for three\n");
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printf(" * file streams.\n");
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printf(" *\n");
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printf(" * CONFIG_DEV_CONSOLE means that a builtin console device exists at /dev/console\n");
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printf(" * and can be opened during boot-up. Other consoles, such as USB consoles, may\n");
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printf(" * not exist at boot-upand have to be handled in a different way. Three file\n");
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printf(" * descriptors and three file streams are still needed.\n");
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printf(" */\n\n");
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printf("#if defined(CONFIG_DEV_CONSOLE) || defined(CONFIG_CDCACM_CONSOLE) || \\\n");
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printf(" defined(CONFIG_PL2303_CONSOLE)\n");
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printf("# if CONFIG_NFILE_DESCRIPTORS < 3\n");
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printf("# undef CONFIG_NFILE_DESCRIPTORS\n");
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printf("# define CONFIG_NFILE_DESCRIPTORS 3\n");
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printf("# endif\n\n");
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printf("# if CONFIG_NFILE_STREAMS > 0 && CONFIG_NFILE_STREAMS < 3\n");
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printf("# undef CONFIG_NFILE_STREAMS\n");
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printf("# define CONFIG_NFILE_STREAMS 3\n");
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printf("# endif\n\n");
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printf("/* If no console is selected, then disable all builtin console devices */\n\n");
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printf("#else\n");
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printf("# undef CONFIG_DEV_LOWCONSOLE\n");
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printf("# undef CONFIG_RAMLOG_CONSOLE\n");
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printf("#endif\n\n");
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printf("/* If priority inheritance is disabled, then do not allocate any\n");
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printf(" * associated resources.\n");
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printf(" */\n\n");
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printf("#if !defined(CONFIG_PRIORITY_INHERITANCE) || !defined(CONFIG_SEM_PREALLOCHOLDERS)\n");
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printf("# undef CONFIG_SEM_PREALLOCHOLDERS\n");
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printf("# define CONFIG_SEM_PREALLOCHOLDERS 0\n");
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printf("#endif\n\n");
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printf("#if !defined(CONFIG_PRIORITY_INHERITANCE) || !defined(CONFIG_SEM_NNESTPRIO)\n");
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printf("# undef CONFIG_SEM_NNESTPRIO\n");
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printf("# define CONFIG_SEM_NNESTPRIO 0\n");
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printf("#endif\n\n");
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printf("/* If no file descriptors are configured, then make certain no\n");
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printf(" * streams are configured either.\n");
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printf(" */\n\n");
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printf("#if CONFIG_NFILE_DESCRIPTORS == 0\n");
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printf("# undef CONFIG_NFILE_STREAMS\n");
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printf("# define CONFIG_NFILE_STREAMS 0\n");
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printf("#endif\n\n");
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printf("/* There must be at least one memory region. */\n\n");
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printf("#ifndef CONFIG_MM_REGIONS\n");
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printf("# define CONFIG_MM_REGIONS 1\n");
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printf("#endif\n\n");
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printf("/* If the end of RAM is not specified then it is assumed to be the beginning\n");
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printf(" * of RAM plus the RAM size.\n");
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printf(" */\n\n");
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printf("#ifndef CONFIG_RAM_END\n");
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printf("# define CONFIG_RAM_END (CONFIG_RAM_START+CONFIG_RAM_SIZE)\n");
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printf("#endif\n\n");
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printf("#ifndef CONFIG_RAM_VEND\n");
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printf("# define CONFIG_RAM_VEND (CONFIG_RAM_VSTART+CONFIG_RAM_SIZE)\n");
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printf("#endif\n\n");
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printf("/* If the end of FLASH is not specified then it is assumed to be the beginning\n");
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printf(" * of FLASH plus the FLASH size.\n");
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printf(" */\n\n");
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printf("#ifndef CONFIG_FLASH_END\n");
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printf("# define CONFIG_FLASH_END (CONFIG_FLASH_START+CONFIG_FLASH_SIZE)\n");
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printf("#endif\n\n");
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printf("/* If no file streams are configured, then make certain that buffered I/O\n");
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printf(" * support is disabled\n");
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printf(" */\n\n");
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printf("#if CONFIG_NFILE_STREAMS == 0\n");
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printf("# undef CONFIG_STDIO_BUFFER_SIZE\n");
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printf("# define CONFIG_STDIO_BUFFER_SIZE 0\n");
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printf("#endif\n\n");
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printf("/* If no standard C buffered I/O is not supported, then line-oriented buffering\n");
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printf(" * cannot be supported.\n");
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printf(" */\n\n");
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printf("#if CONFIG_STDIO_BUFFER_SIZE == 0\n");
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printf("# undef CONFIG_STDIO_LINEBUFFER\n");
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printf("#endif\n\n");
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printf("/* If the maximum message size is zero, then we assume that message queues\n");
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printf(" * support should be disabled\n");
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printf(" */\n\n");
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printf("#if !defined(CONFIG_MQ_MAXMSGSIZE) || defined(CONFIG_DISABLE_MQUEUE)\n");
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printf("# undef CONFIG_MQ_MAXMSGSIZE\n");
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printf("# define CONFIG_MQ_MAXMSGSIZE 0\n");
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printf("#endif\n\n");
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printf("#if CONFIG_MQ_MAXMSGSIZE <= 0 && !defined(CONFIG_DISABLE_MQUEUE)\n");
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printf("# define CONFIG_DISABLE_MQUEUE 1\n");
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printf("#endif\n\n");
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printf("/* If mountpoint support in not included, then no filesystem can be supported */\n\n");
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printf("#ifdef CONFIG_DISABLE_MOUNTPOINT\n");
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printf("# undef CONFIG_FS_BINFS\n");
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printf("# undef CONFIG_FS_FAT\n");
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printf("# undef CONFIG_FS_HOSTFS\n");
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printf("# undef CONFIG_NFS\n");
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printf("# undef CONFIG_FS_NXFFS\n");
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printf("# undef CONFIG_FS_PROCFS\n");
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printf("# undef CONFIG_FS_ROMFS\n");
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printf("# undef CONFIG_FS_SMARTFS\n");
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printf("# undef CONFIG_FS_TMPFS\n");
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printf("#endif\n\n");
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printf("/* There can be no network support with no socket descriptors */\n\n");
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printf("#if CONFIG_NSOCKET_DESCRIPTORS <= 0\n");
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printf("# undef CONFIG_NET\n");
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printf("#endif\n\n");
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printf("/* Conversely, if there is no network support, there is no need for\n");
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printf(" * socket descriptors\n");
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printf(" */\n\n");
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printf("#ifndef CONFIG_NET\n");
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printf("# undef CONFIG_NSOCKET_DESCRIPTORS\n");
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printf("# define CONFIG_NSOCKET_DESCRIPTORS 0\n");
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printf("#endif\n\n");
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printf("/* Protocol support can only be provided on top of basic network support */\n\n");
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printf("#ifndef CONFIG_NET\n");
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printf("# undef CONFIG_NET_TCP\n");
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printf("# undef CONFIG_NET_UDP\n");
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printf("# undef CONFIG_NET_ICMP\n");
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printf("#endif\n\n");
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printf("/* NFS client can only be provided on top of UDP network support */\n\n");
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printf("#if !defined(CONFIG_NET) || !defined(CONFIG_NET_UDP)\n");
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printf("# undef CONFIG_NFS\n");
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printf("#endif\n\n");
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printf("/* Verbose debug and sub-system debug only make sense if debug is enabled */\n\n");
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printf("#ifndef CONFIG_DEBUG_FEATURES\n");
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printf("# undef CONFIG_DEBUG_INFO\n");
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printf("# undef CONFIG_DEBUG_ANALOG\n");
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printf("# undef CONFIG_DEBUG_AUDIO\n");
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printf("# undef CONFIG_DEBUG_BINFMT\n");
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printf("# undef CONFIG_DEBUG_CRYPTO\n");
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printf("# undef CONFIG_DEBUG_CAN\n");
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printf("# undef CONFIG_DEBUG_DMA\n");
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printf("# undef CONFIG_DEBUG_FS\n");
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printf("# undef CONFIG_DEBUG_GPIO\n");
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printf("# undef CONFIG_DEBUG_GRAPHICS\n");
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printf("# undef CONFIG_DEBUG_HEAP\n");
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printf("# undef CONFIG_DEBUG_I2C\n");
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printf("# undef CONFIG_DEBUG_I2S\n");
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printf("# undef CONFIG_DEBUG_INPUT\n");
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printf("# undef CONFIG_DEBUG_IRQ\n");
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printf("# undef CONFIG_DEBUG_LCD\n");
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printf("# undef CONFIG_DEBUG_LEDS\n");
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printf("# undef CONFIG_DEBUG_LIB\n");
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printf("# undef CONFIG_DEBUG_MM\n");
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printf("# undef CONFIG_DEBUG_NET\n");
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printf("# undef CONFIG_DEBUG_PAGING\n");
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printf("# undef CONFIG_DEBUG_PWM\n");
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printf("# undef CONFIG_DEBUG_RTC\n");
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printf("# undef CONFIG_DEBUG_SCHED\n");
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printf("# undef CONFIG_DEBUG_SDIO\n");
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printf("# undef CONFIG_DEBUG_SENSORS\n");
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printf("# undef CONFIG_DEBUG_SHM\n");
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printf("# undef CONFIG_DEBUG_SPI\n");
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printf("# undef CONFIG_DEBUG_SYSCALL\n");
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printf("# undef CONFIG_DEBUG_TIMER\n");
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printf("# undef CONFIG_DEBUG_USB\n");
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printf("# undef CONFIG_DEBUG_WATCHDOG\n");
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printf("# undef CONFIG_DEBUG_WIRELESS\n");
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printf("#endif\n\n");
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printf("#endif /* __INCLUDE_NUTTX_CONFIG_H */\n");
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fclose(stream);
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/* Exit (without bothering to clean up allocations) */
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free(filepath);
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return 0;
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}
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