// SPDX-License-Identifier: GPL-2.0-only

// SPDX-FileCopyrightText: © 2007 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix

#include <common.h>

#include <command.h>

#include <errno.h>

#include <environment.h>

#include <complete.h>

static int do_setenv(int argc, char *argv[])

{

  char *val;

  int ret;

  if (argc < 2)

    return COMMAND_ERROR_USAGE;

  val = parse_assignment(argv[1]);

  if (val)

    argv[2] = val;

  if (argv[2])

    ret = setenv(argv[1], argv[2]);

  else

    ret = unsetenv(argv[1]);

  return ret ? COMMAND_ERROR : COMMAND_SUCCESS;

}

BAREBOX_CMD_HELP_START(setenv)

BAREBOX_CMD_HELP_TEXT("Set environment variable NAME to VALUE.")

BAREBOX_CMD_HELP_TEXT("If VALUE is omitted, then the variable is deleted.")

BAREBOX_CMD_HELP_END

BAREBOX_CMD_START(setenv)

  .cmd    = do_setenv,

  BAREBOX_CMD_DESC("set environment variable")

  BAREBOX_CMD_OPTS("NAME [VALUE]")

  BAREBOX_CMD_GROUP(CMD_GRP_ENV)

  BAREBOX_CMD_COMPLETE(env_param_noeval_complete)

  BAREBOX_CMD_HELP(cmd_setenv_help)

BAREBOX_CMD_END