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/****************************************************************************
* tools/mkversion.c
*
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* 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 <string.h>
#include <stdlib.h>
#include <errno.h>
#include "cfgparser.h"
/****************************************************************************
* Definitions
****************************************************************************/
#define DEFCONFIG ".version"
/****************************************************************************
* 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 <abs path to .version>\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("/* version.h -- Autogenerated! Do not edit. */\n\n");
printf("#ifndef __INCLUDE_NUTTX_VERSION_H\n");
printf("#define __INCLUDE_NUTTX_VERSION_H\n\n");
parse_file(stream);
printf("\n#define CONFIG_VERSION ((CONFIG_VERSION_MAJOR << 8) | (CONFIG_VERSION_MINOR))\n\n");
printf("#endif /* __INCLUDE_NUTTX_VERSION_H */\n");
fclose(stream);
return 0;
}
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