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/*
* Get an environment vairable.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <rtems.h>
#include <rtems/shell.h>
#include "internal.h"
static int rtems_shell_main_getenv(int argc, char *argv[])
{
char* string;
if (argc != 2)
{
printf ("error: only argument is the variable name\n");
return 1;
}
string = getenv (argv[1]);
if (!string)
{
printf ("error: %s not found\n", argv[1]);
return 1;
}
printf ("%s\n", string);
return 0;
}
rtems_shell_cmd_t rtems_shell_GETENV_Command = {
"getenv", /* name */
"getenv [var]", /* usage */
"misc", /* topic */
rtems_shell_main_getenv, /* command */
NULL, /* alias */
NULL /* next */
};
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