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incubator-nuttx/tools/configure.c

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/****************************************************************************
* tools/configure.c
*
* Copyright (C) 2012 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 <sys/stat.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <unistd.h>
#include <fcntl.h>
#include <string.h>
#include <dirent.h>
#include <libgen.h>
#include <errno.h>
#include "cfgparser.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#define BUFFER_SIZE 1024
/****************************************************************************
* Private Data
****************************************************************************/
#ifdef CONFIG_WINDOWS_NATIVE
static char g_delim = '\\'; /* Delimiter to use when forming paths */
static bool g_winpaths = true; /* True: Windows style paths */
#else
static char g_delim = '/'; /* Delimiter to use when forming paths */
static bool g_winpaths = false; /* False: POSIX style paths */
#endif
static bool g_debug = false; /* Enable debug output */
static const char *g_appdir = NULL; /* Relative path to the applicatin directory */
static const char *g_boarddir = NULL; /* Name of board subdirectory */
static char *g_configdir = NULL; /* Name of configuration subdirectory */
static char *g_topdir = NULL; /* Full path to top-level NuttX build directory */
static char *g_apppath = NULL; /* Full path to the applicatino directory */
static char *g_configtop = NULL; /* Full path to the top-level configuration directory */
static char *g_configpath = NULL; /* Full path to the configuration sub-directory */
static char *g_verstring = "0.0"; /* Version String */
static char *g_srcdefconfig = NULL; /* Source defconfig file */
static char *g_srcmakedefs = NULL; /* Source Make.defs file */
static char *g_srcappconfig = NULL ; /* Source appconfig file (optional) */
static char *g_srcsetenvsh = NULL; /* Source setenv.sh file (optional) */
static char *g_srcsetenvbat = NULL; /* Source setenv.bat file (optional) */
static bool g_newconfig = false; /* True: New style configuration */
static bool g_winnative = false; /* True: Windows native configuration */
static bool g_needapppath = true; /* Need to add app path to the .config file */
static char g_buffer[BUFFER_SIZE]; /* Scratch buffer for forming full paths */
static struct variable_s *g_configvars = NULL;
static struct variable_s *g_versionvars = NULL;
/****************************************************************************
* Private Functions
****************************************************************************/
static void show_usage(const char *progname, int exitcode)
{
fprintf(stderr, "\nUSAGE: %s [-d] [-w] [-l] [-h] [-a <app-dir>] <board-name>[%c<config-name>]\n", progname, g_delim);
fprintf(stderr, "\nWhere:\n");
fprintf(stderr, " <board-name>:\n");
fprintf(stderr, " Identifies the board. This must correspond to a board directory\n");
fprintf(stderr, " under nuttx%cconfigs%c.\n", g_delim, g_delim);
fprintf(stderr, " <config-name>:\n");
fprintf(stderr, " Identifies the specific configuration for the selected <board-name>.\n");
fprintf(stderr, " This must correspond to a sub-directory under the board directory at\n");
fprintf(stderr, " under nuttx%cconfigs%c<board-name>%c.\n", g_delim, g_delim, g_delim);
fprintf(stderr, " <-d>:\n");
fprintf(stderr, " Enables debug output\n");
fprintf(stderr, " <-w>:\n");
#ifdef CONFIG_WINDOWS_NATIVE
fprintf(stderr, " Informs the tool that it should use Windows style paths like C:\\Program Files\n");
fprintf(stderr, " instead of POSIX style paths are used like /usr/local/bin. Windows\n");
fprintf(stderr, " style paths are used by default.\n");
#else
fprintf(stderr, " Informs the tool that it should use Windows style paths like C:\\Program Files.\n");
fprintf(stderr, " By default, POSIX style paths like /usr/local/bin are used.\n");
#endif
fprintf(stderr, " <-l>:\n");
#ifdef CONFIG_WINDOWS_NATIVE
fprintf(stderr, " Informs the tool that it should use POSIX style paths like /usr/local/bin.\n");
fprintf(stderr, " By default, Windows style paths like C:\\Program Files are used.\n");
#else
fprintf(stderr, " Informs the tool that it should use POSIX style paths like /usr/local/bin\n");
fprintf(stderr, " instead of Windows style paths like C:\\Program Files are used. POSIX\n");
fprintf(stderr, " style paths are used by default.\n");
#endif
fprintf(stderr, " -a <app-dir>:\n");
fprintf(stderr, " Informs the configuration tool where the application build\n");
fprintf(stderr, " directory. This is a relative path from the top-level NuttX\n");
fprintf(stderr, " build directory. But default, this tool will look in the usual\n");
fprintf(stderr, " places to try to locate the application directory: ..%capps or\n", g_delim);
fprintf(stderr, " ..%capps-xx.yy where xx.yy is the NuttX version number.\n", g_delim);
fprintf(stderr, " <-h>:\n");
fprintf(stderr, " Prints this message and exits.\n");
exit(exitcode);
}
static void debug(const char *fmt, ...)
{
va_list ap;
if (g_debug)
{
va_start(ap, fmt);
(void)vprintf(fmt, ap);
va_end(ap);
}
}
static void parse_args(int argc, char **argv)
{
char *ptr;
int ch;
/* Parse command line options */
g_debug = false;
while ((ch = getopt(argc, argv, ":a:dwlh")) > 0)
{
switch (ch)
{
case 'a' :
g_appdir = optarg;
break;
case 'd' :
g_debug = true;
break;
case 'w' :
g_delim = '/';
g_winpaths = true;
break;
case 'l' :
g_delim = '\\';
g_winpaths = false;
break;
case 'h' :
show_usage(argv[0], EXIT_SUCCESS);
case '?' :
fprintf(stderr, "ERROR: Unrecognized option: %c\n", optopt);
show_usage(argv[0], EXIT_FAILURE);
case ':' :
fprintf(stderr, "ERROR: Missing option argument, option: %c\n", optopt);
show_usage(argv[0], EXIT_FAILURE);
break;
fprintf(stderr, "ERROR: Unexpected option: %c\n", ch);
show_usage(argv[0], EXIT_FAILURE);
}
}
/* There should be exactly one argument following the options */
if (optind >= argc)
{
fprintf(stderr, "ERROR: Missing <board-name>%c<config-name>\n", g_delim);
show_usage(argv[0], EXIT_FAILURE);
}
/* The required option should be the board directory name and the
* configuration directory name separated by '/' or '\'. Either is
* acceptable in this context.
*/
g_boarddir = argv[optind];
optind++;
ptr = strchr(g_boarddir, '/');
if (!ptr)
{
ptr = strchr(g_boarddir, '\\');
}
if (!ptr)
{
fprintf(stderr, "ERROR: Invalid <board-name>%c<config-name>\n", g_delim);
show_usage(argv[0], EXIT_FAILURE);
}
*ptr++ = '\0';
g_configdir = ptr;
if (optind < argc)
{
fprintf(stderr, "Unexpected garbage at the end of the line\n");
show_usage(argv[0], EXIT_FAILURE);
}
}
static void verify_directory(const char *directory)
{
struct stat buf;
if (stat(directory, &buf) < 0)
{
fprintf(stderr, "ERROR: stat of %s failed: %s\n", directory, strerror(errno));
exit(EXIT_FAILURE);
}
if (!S_ISDIR(buf.st_mode))
{
fprintf(stderr, "ERROR: %s exists but is not a directory\n", directory);
exit(EXIT_FAILURE);
}
}
static bool verify_optiondir(const char *directory)
{
struct stat buf;
if (stat(directory, &buf) < 0)
{
/* It may be okay if the dirctory does not exist */
/* It may be okay if the file does not exist */
int errcode = errno;
if (errcode == ENOENT)
{
debug("verify_optiondir: stat of %s failed: %s\n", directory, strerror(errno));
return false;
}
else
{
fprintf(stderr, "ERROR: stat of %s failed: %s\n", directory, strerror(errno));
exit(EXIT_FAILURE);
}
}
if (!S_ISDIR(buf.st_mode))
{
fprintf(stderr, "ERROR: %s exists but is not a directory\n", directory);
exit(EXIT_FAILURE);
}
return true;
}
static bool verify_file(const char *path)
{
struct stat buf;
if (stat(path, &buf) < 0)
{
/* It may be okay if the file does not exist */
int errcode = errno;
if (errcode == ENOENT)
{
debug("verify_file: stat of %s failed: %s\n", path, strerror(errno));
return false;
}
else
{
fprintf(stderr, "ERROR: stat of %s failed: %s\n", path, strerror(errno));
exit(EXIT_FAILURE);
}
}
if (!S_ISREG(buf.st_mode))
{
fprintf(stderr, "ERROR: %s exists but is not a regular file\n", path);
exit(EXIT_FAILURE);
}
return true;
}
static void get_topdir(void)
{
/* Get and verify the top-level NuttX directory */
if (getcwd(g_buffer, BUFFER_SIZE) == NULL)
{
fprintf(stderr, "ERROR: getcwd failed: %s\n", strerror(errno));
exit(EXIT_FAILURE);
}
g_topdir = strdup(dirname(g_buffer));
debug("get_topdir: Checking topdir=%s\n", g_topdir);
verify_directory(g_topdir);
}
static void config_search(const char *boarddir)
{
DIR *dir;
struct dirent *dp;
struct stat buf;
char *parent;
char *child;
/* Skip over any leading '/' or '\\'. This happens on the first second
* call because the starting boarddir is ""
*/
if (boarddir[0] == g_delim)
{
boarddir++;
}
/* Get the full directory path and open it */
snprintf(g_buffer, BUFFER_SIZE, "%s%c%s", g_configtop, g_delim, boarddir);
dir = opendir(g_buffer);
if (!dir)
{
fprintf(stderr, "ERROR: Could not open %s: %s\n",
g_buffer, strerror(errno));
return;
}
/* Make a copy of the path to the directory */
parent = strdup(g_buffer);
/* Vist each entry in the directory */
while ((dp = readdir (dir)) != NULL)
{
/* Ignore directory entries that start with '.' */
if (dp->d_name[0] == '.')
{
continue;
}
/* Get a properly terminated copy of d_name (if d_name is long it may
* not include a NUL terminator.\ */
child = strndup(dp->d_name, NAME_MAX);
/* Get the full path to d_name and stat the file/directory */
snprintf(g_buffer, BUFFER_SIZE, "%s%c%s", parent, g_delim, child);
if (stat(g_buffer, &buf) < 0)
{
fprintf(stderr, "ERROR: stat of %s failed: %s\n",
g_buffer, strerror(errno));
free(child);
continue;
}
/* If it is a directory, the recurse */
if (S_ISDIR(buf.st_mode))
{
char *tmppath;
snprintf(g_buffer, BUFFER_SIZE, "%s%c%s", boarddir, g_delim, child);
tmppath = strdup(g_buffer);
config_search(tmppath);
free(tmppath);
}
/* If it is a regular file named 'defconfig' then we have found a
* configuration directory. We could terminate the serach in this case
* because we do not expect sub-directories within configuration
* directories.
*/
else if (S_ISREG(buf.st_mode) && strcmp("defconfig", child) == 0)
{
fprintf(stderr, " %s\n", boarddir);
}
free(child);
}
free(parent);
closedir(dir);
}
static void enumerate_configs(void)
{
fprintf(stderr, "Options for <board-name>[%c<config-name>] include:\n\n", g_delim);
config_search("");
}
static void check_configdir(void)
{
/* Get the path to the top level configuration directory */
snprintf(g_buffer, BUFFER_SIZE, "%s%cconfigs", g_topdir, g_delim);
debug("check_configdir: Checking configtop=%s\n", g_buffer);
verify_directory(g_buffer);
g_configtop = strdup(g_buffer);
/* Get and verify the path to the selected configuration */
snprintf(g_buffer, BUFFER_SIZE, "%s%cconfigs%c%s%c%s",
g_topdir, g_delim, g_delim, g_boarddir, g_delim, g_configdir);
debug("check_configdir: Checking configpath=%s\n", g_buffer);
if (!verify_optiondir(g_buffer))
{
fprintf(stderr, "ERROR: No configuration at %s\n", g_buffer);
enumerate_configs();
exit(EXIT_FAILURE);
}
g_configpath = strdup(g_buffer);
}
static void read_configfile(void)
{
FILE *stream;
snprintf(g_buffer, BUFFER_SIZE, "%s%cdefconfig", g_configpath, g_delim);
stream = fopen(g_buffer, "r");
if (!stream)
{
fprintf(stderr, "ERROR: failed to open %s for reading: %s\n",
g_buffer, strerror(errno));
exit(EXIT_FAILURE);
}
parse_file(stream, &g_configvars);
fclose(stream);
}
static void read_versionfile(void)
{
FILE *stream;
snprintf(g_buffer, BUFFER_SIZE, "%s%c.version", g_topdir, g_delim);
stream = fopen(g_buffer, "r");
if (!stream)
{
/* It may not be an error if there is no .version file */
debug("Failed to open %s for reading: %s\n",
g_buffer, strerror(errno));
}
else
{
parse_file(stream, &g_versionvars);
fclose(stream);
}
}
static void get_verstring(void)
{
struct variable_s *var;
if (g_versionvars)
{
var = find_variable("CONFIG_VERSION_STRING", g_versionvars);
if (var && var->val)
{
g_verstring = strdup(var->val);
}
}
debug("get_verstring: Version string=%s\n", g_verstring);
}
static bool verify_appdir(const char *appdir)
{
/* Does this directory exist? */
snprintf(g_buffer, BUFFER_SIZE, "%s%c%s", g_topdir, g_delim, appdir);
debug("verify_appdir: Checking apppath=%s\n", g_buffer);
if (verify_optiondir(g_buffer))
{
/* Yes.. Use this application directory path */
g_appdir = strdup(appdir);
g_apppath = strdup(g_buffer);
return true;
}
debug("verify_appdir: apppath=%s does not exist\n", g_buffer);
return false;
}
static void check_appdir(void)
{
char tmp[16];
/* Get and verify the full path to the application directory */
/* Was the appdir provided on the command line? */
debug("check_appdir: Command line appdir=%s\n",
g_appdir ? g_appdir : "<null>");
if (!g_appdir)
{
/* No, was the path provided in the configuration? */
struct variable_s *var = find_variable("CONFIG_APP_DIR", g_configvars);
if (var)
{
debug("check_appdir: Config file appdir=%s\n",
var->val ? var->val : "<null>");
/* Yes.. does this directory exist? */
if (var->val && verify_appdir(var->val))
{
/* We are using the CONFIG_APP_DIR setting already
* in the defconfig file.
*/
g_needapppath = false;
return;
}
}
/* Now try some canned locations */
/* Try ../apps-xx.yy where xx.yy is the version string */
snprintf(tmp, 16, ".%capps-%s", g_delim, g_verstring);
debug("check_appdir: Try appdir=%s\n", tmp);
if (verify_appdir(tmp))
{
return;
}
/* Try ../apps with no version */
snprintf(tmp, 16, "..%capps", g_delim);
debug("check_appdir: Try appdir=%s\n", tmp);
if (verify_appdir(tmp))
{
return;
}
/* Try ../apps-xx.yy where xx.yy are the NuttX version number */
fprintf(stderr, "ERROR: Could not find the path to the application directory\n");
exit(EXIT_FAILURE);
}
else
{
snprintf(g_buffer, BUFFER_SIZE, "%s%c%s", g_topdir, g_delim, g_appdir);
if (!verify_appdir(g_buffer))
{
fprintf(stderr, "ERROR: Command line path to application directory does not exist\n");
exit(EXIT_FAILURE);
}
}
}
static void check_configuration(void)
{
struct variable_s *var;
/* Check if this the new style configuration based on kconfig-fontends */
var = find_variable("CONFIG_NUTTX_NEWCONFIG", g_configvars);
if (var && var->val && strcmp("y", var->val) == 0)
{
debug("check_configuration: New style configuration\n");
g_newconfig = true;
}
/* Check if this is a Windows native configuration */
var = find_variable("CONFIG_WINDOWS_NATIVE", g_configvars);
if (var && var->val && strcmp("y", var->val) == 0)
{
debug("check_configuration: Windows native configuration\n");
g_winnative = true;
}
/* All configurations must provide a defconfig and Make.defs file */
snprintf(g_buffer, BUFFER_SIZE, "%s%cdefconfig", g_configpath, g_delim);
debug("check_configuration: Checking %s\n", g_buffer);
if (!verify_file(g_buffer))
{
fprintf(stderr, "ERROR: No configuration in %s\n", g_configpath);
fprintf(stderr, " No defconfig file found.\n");
enumerate_configs();
exit(EXIT_FAILURE);
}
g_srcdefconfig = strdup(g_buffer);
snprintf(g_buffer, BUFFER_SIZE, "%s%cMake.defs", g_configpath, g_delim);
debug("check_configuration: Checking %s\n", g_buffer);
if (!verify_file(g_buffer))
{
fprintf(stderr, "ERROR: Configuration corrupted in %s\n", g_configpath);
fprintf(stderr, " No Make.defs file found.\n");
enumerate_configs();
exit(EXIT_FAILURE);
}
g_srcmakedefs = strdup(g_buffer);
/* Windows native configurations may provide setenv.bat; POSIX
* configurations may provide a setenv.sh.
*/
if (g_winnative)
{
snprintf(g_buffer, BUFFER_SIZE, "%s%csetenv.bat", g_configpath, g_delim);
debug("check_configuration: Checking %s\n", g_buffer);
if (verify_file(g_buffer))
{
g_srcsetenvbat = strdup(g_buffer);
}
}
else
{
snprintf(g_buffer, BUFFER_SIZE, "%s%csetenv.sh", g_configpath, g_delim);
debug("check_configuration: Checking %s\n", g_buffer);
if (verify_file(g_buffer))
{
g_srcsetenvsh = strdup(g_buffer);
}
}
/* Old style configurations MUST provide an appconfig file */
if (!g_newconfig)
{
snprintf(g_buffer, BUFFER_SIZE, "%s%cappconfig", g_configpath, g_delim);
debug("check_configuration: Checking %s\n", g_buffer);
if (!verify_file(g_buffer))
{
fprintf(stderr, "ERROR: Configuration corrupted in %s\n", g_configpath);
fprintf(stderr, " Required appconfig file not found.\n");
enumerate_configs();
exit(EXIT_FAILURE);
}
g_srcappconfig = strdup(g_buffer);
}
}
static void copy_file(const char *srcpath, const char *destpath, mode_t mode)
{
int nbytesread;
int nbyteswritten;
int rdfd;
int wrfd;
/* Open the source file for reading */
rdfd = open(srcpath, O_RDONLY);
if (rdfd < 0)
{
fprintf(stderr, "ERROR: Failed to open %s for reading: %s\n", srcpath, strerror(errno));
exit(EXIT_FAILURE);
}
/* Now open the destination for writing*/
wrfd = open(destpath, O_WRONLY|O_CREAT|O_TRUNC, mode);
if (wrfd < 0)
{
fprintf(stderr, "ERROR: Failed to open %s for writing: %s\n", destpath, strerror(errno));
exit(EXIT_FAILURE);
}
/* Now copy the file */
for (;;)
{
do
{
nbytesread = read(rdfd, g_buffer, BUFFER_SIZE);
if (nbytesread == 0)
{
/* End of file */
close(rdfd);
close(wrfd);
return;
}
else if (nbytesread < 0)
{
/* EINTR is not an error (but will still stop the copy) */
fprintf(stderr, "ERROR: Read failure: %s\n", strerror(errno));
exit(EXIT_FAILURE);
}
}
while (nbytesread <= 0);
do
{
nbyteswritten = write(wrfd, g_buffer, nbytesread);
if (nbyteswritten >= 0)
{
nbytesread -= nbyteswritten;
}
else
{
/* EINTR is not an error (but will still stop the copy) */
fprintf(stderr, "ERROR: Write failure: %s\n", strerror(errno));
exit(EXIT_FAILURE);
}
}
while (nbytesread > 0);
}
}
static void substitute(char *str, int ch1, int ch2)
{
for (; *str; str++)
{
if (*str == ch1)
{
*str = ch2;
}
}
}
static void configure(void)
{
char *destconfig;
/* Copy the defconfig file as .config */
snprintf(g_buffer, BUFFER_SIZE, "%s%c.config", g_topdir, g_delim);
destconfig = strdup(g_buffer);
debug("configure: Copying from %s to %s\n", g_srcdefconfig, destconfig);
copy_file(g_srcdefconfig, destconfig, 0644);
/* Copy the Make.defs file as Make.defs */
snprintf(g_buffer, BUFFER_SIZE, "%s%cMake.defs", g_topdir, g_delim);
debug("configure: Copying from %s to %s\n", g_srcmakedefs, g_buffer);
copy_file(g_srcmakedefs, g_buffer, 0644);
/* Copy the setenv.sh file if have one and need one */
if (g_srcsetenvsh)
{
snprintf(g_buffer, BUFFER_SIZE, "%s%csetenv.sh", g_topdir, g_delim);
debug("configure: Copying from %s to %s\n", g_srcsetenvsh, g_buffer);
copy_file(g_srcsetenvsh, g_buffer, 0755);
}
/* Copy the setenv.bat file if have one and need one */
if (g_srcsetenvbat)
{
snprintf(g_buffer, BUFFER_SIZE, "%s%csetenv.bat", g_topdir, g_delim);
debug("configure: Copying from %s to %s\n", g_srcsetenvbat, g_buffer);
copy_file(g_srcsetenvbat, g_buffer, 0644);
}
/* Copy the appconfig file to ../apps/.config if have one and need one */
if (g_srcappconfig)
{
snprintf(g_buffer, BUFFER_SIZE, "%s%c.config", g_apppath, g_delim);
debug("configure: Copying from %s to %s\n", g_srcappconfig, g_buffer);
copy_file(g_srcappconfig, g_buffer, 0644);
}
/* If we did not use the CONFIG_APPS_DIR that was in the defconfig config file,
* then append the correct application information to the tail of the .config
* file
*/
if (g_needapppath)
{
FILE *stream;
char *appdir = strdup(g_appdir);
/* One complexity is if we are using Windows paths, but the configuration
* needs POSIX paths (or vice versa).
*/
if (g_winpaths != g_winnative)
{
/* Not the same */
if (g_winpaths)
{
/* Using Windows paths, but the configuration wants POSIX paths */
substitute(appdir, '\\', '/');
}
else
{
/* Using POSIX paths, but the configuration wants Windows paths */
substitute(appdir, '/', '\\');
}
}
/* Open the file for appending */
stream = fopen(destconfig, "a");
if (!stream)
{
fprintf(stderr, "ERROR: Failed to open %s for append mode mode: %s\n",
destconfig, strerror(errno));
exit(EXIT_FAILURE);
}
fprintf(stream, "\n# Application configuration\n\n");
fprintf(stream, "CONFIG_APPS_DIR=\"%s\"\n", appdir);
fclose(stream);
free(appdir);
}
free(destconfig);
}
/****************************************************************************
* Public Functions
****************************************************************************/
int main(int argc, char **argv, char **envp)
{
debug("main: Checking arguments\n");
parse_args(argc, argv);
debug("main: Checking Nuttx Directories\n");
get_topdir();
check_configdir();
debug("main: Reading the configuration/version files\n");
read_configfile();
read_versionfile();
get_verstring();
debug("main: Checking Configuration Directory\n");
check_configuration();
debug("main: Checking Application Directories\n");
check_appdir();
debug("main: Using apppath=%s\n", g_apppath ? g_apppath : "<null>");
debug("main: Configuring\n");
configure();
return EXIT_SUCCESS;
}
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