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https://gitlab.rtems.org/rtems/rtos/rtems.git
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f519633d0d
Address missing field initializer warnings. These were all rtems_shell_cmd_t or rtems_shell_alias_t declarations with initialization. The initialization was changed to using named fields. Updates #5325.
102 lines
2.6 KiB
C
102 lines
2.6 KiB
C
/* SPDX-License-Identifier: BSD-2-Clause */
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/**
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* @file
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*
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* @brief Set an environment variable
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*/
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/*
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* COPYRIGHT (C) 2009 Chris Johns <chrisj@rtems.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <errno.h>
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#include <rtems.h>
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#include <rtems/shell.h>
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#include "internal.h"
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static int rtems_shell_main_setenv(int argc, char *argv[])
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{
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char* env = NULL;
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char* string = NULL;
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int len = 0;
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int arg;
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char* p;
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if (argc <= 2) {
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printf("error: no variable or string\n");
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return 1;
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}
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env = argv[1];
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for (arg = 2; arg < argc; arg++)
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len += strlen(argv[arg]);
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len += argc - 2 - 1;
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string = malloc(len + 1);
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if (!string) {
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printf("error: no memory\n");
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return 1;
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}
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for (arg = 2, p = string; arg < argc; arg++) {
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strcpy(p, argv[arg]);
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p += strlen(argv[arg]);
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if (arg < (argc - 1)) {
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*p = ' ';
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p++;
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}
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}
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if (setenv(env, string, 1) < 0) {
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printf( "error: %s\n", strerror(errno) );
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free( string );
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return 1;
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}
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free( string );
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return 0;
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}
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rtems_shell_cmd_t rtems_shell_SETENV_Command = {
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.name = "setenv",
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.usage = "setenv [var] [string]",
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.topic = "misc",
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.command = rtems_shell_main_setenv,
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.alias = NULL,
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.next = NULL
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};
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