122 lines
3.8 KiB
C
122 lines
3.8 KiB
C
/****************************************************************************
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* tools/mkconfig.c
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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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(
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"/* config.h -- Autogenerated! Do not edit. */\n\n"
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"#ifndef __INCLUDE_NUTTX_CONFIG_H\n"
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"#define __INCLUDE_NUTTX_CONFIG_H\n\n"
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"/* Used to represent the values of tristate options */\n\n"
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"#define CONFIG_y 1\n"
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"#define CONFIG_m 2\n\n"
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"/* General Definitions ***********************************/\n");
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generate_definitions(stream);
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printf(
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"\n/* Sanity Checks *****************************************/\n\n"
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"/* If the end of RAM is not specified then it is assumed to be\n"
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" * the beginning of RAM plus the RAM size.\n"
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" */\n\n"
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"#ifndef CONFIG_RAM_END\n"
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"# define CONFIG_RAM_END (CONFIG_RAM_START+CONFIG_RAM_SIZE)\n"
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"#endif\n\n"
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"#ifndef CONFIG_RAM_VEND\n"
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"# define CONFIG_RAM_VEND (CONFIG_RAM_VSTART+CONFIG_RAM_SIZE)\n"
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"#endif\n\n"
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"/* If the end of FLASH is not specified then it is assumed to be\n"
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" * the beginning of FLASH plus the FLASH size.\n"
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" */\n\n"
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"#ifndef CONFIG_FLASH_END\n"
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"# define CONFIG_FLASH_END (CONFIG_FLASH_START+CONFIG_FLASH_SIZE)\n"
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"#endif\n\n"
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"#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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