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nsh_command.c
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/****************************************************************************
* apps/nshlib/nsh_command.c
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <string.h>
#include <assert.h>
#include <stdlib.h>
#ifdef CONFIG_NSH_BUILTIN_APPS
# include <nuttx/lib/builtin.h>
#endif
#if defined(CONFIG_SYSTEM_READLINE) && defined(CONFIG_READLINE_HAVE_EXTMATCH)
# include "system/readline.h"
#endif
#include "nsh.h"
#include "nsh_console.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Help command summary layout */
#define HELP_LINELEN 80
#define HELP_TABSIZE 4
#define NUM_CMDS ((sizeof(g_cmdmap)/sizeof(struct cmdmap_s)) - 1)
/* Help marco for nsh command */
#ifdef CONFIG_NSH_DISABLE_HELP
# define CMD_MAP(cmd, handler, min, max, usage) \
{ cmd, handler, min, max }
#else
# define CMD_MAP(cmd, handler, min, max, usage) \
{ cmd, handler, min, max, usage }
#endif
/****************************************************************************
* Private Types
****************************************************************************/
struct cmdmap_s
{
FAR const char *cmd; /* Name of the command */
nsh_cmd_t handler; /* Function that handles the command */
uint8_t minargs; /* Minimum number of arguments (including command) */
uint8_t maxargs; /* Maximum number of arguments (including command) */
#ifndef CONFIG_NSH_DISABLE_HELP
FAR const char *usage; /* Usage instructions for 'help' command */
#endif
};
/****************************************************************************
* Private Function Prototypes
****************************************************************************/
#ifndef CONFIG_NSH_DISABLE_HELP
static int cmd_help(FAR struct nsh_vtbl_s *vtbl, int argc, FAR char **argv);
#endif
#ifndef CONFIG_NSH_DISABLESCRIPT
static int cmd_true(FAR struct nsh_vtbl_s *vtbl, int argc, FAR char **argv);
static int cmd_false(FAR struct nsh_vtbl_s *vtbl, int argc,
FAR char **argv);
#endif
#ifndef CONFIG_NSH_DISABLE_EXIT
static int cmd_exit(FAR struct nsh_vtbl_s *vtbl, int argc, FAR char **argv);
#endif
#ifndef CONFIG_NSH_DISABLE_EXPR
static int cmd_expr(FAR struct nsh_vtbl_s *vtbl, int argc, FAR char **argv);
#endif
static int cmd_unrecognized(FAR struct nsh_vtbl_s *vtbl, int argc,
FAR char **argv);
/****************************************************************************
* Private Data
****************************************************************************/
static const struct cmdmap_s g_cmdmap[] =
{
#if !defined(CONFIG_NSH_DISABLESCRIPT) && !defined(CONFIG_NSH_DISABLE_SOURCE)
CMD_MAP(".", cmd_source, 2, 2, "<script-path>"),
#endif
#if !defined(CONFIG_NSH_DISABLESCRIPT) && !defined(CONFIG_NSH_DISABLE_TEST)
CMD_MAP("[", cmd_lbracket,
4, CONFIG_NSH_MAXARGUMENTS, "<expression> ]"),
#endif
#ifndef CONFIG_NSH_DISABLE_HELP
CMD_MAP("?", cmd_help, 1, 1, NULL),
#endif
#if defined(CONFIG_NET) && defined(CONFIG_NET_ROUTE) && !defined(CONFIG_NSH_DISABLE_ADDROUTE)
CMD_MAP("addroute", cmd_addroute, 3, 4, "<target> [<netmask>] <router>"),
#endif
#ifdef CONFIG_NSH_ALIAS
CMD_MAP("alias", cmd_alias, 1, CONFIG_NSH_MAXARGUMENTS,
"[name[=value] ... ]"),
CMD_MAP("unalias", cmd_unalias, 1, CONFIG_NSH_MAXARGUMENTS,
"[-a] name [name ... ]"),
#endif
#if defined(CONFIG_NET) && defined(CONFIG_NET_ARP) && !defined(CONFIG_NSH_DISABLE_ARP)
CMD_MAP("arp", cmd_arp, 1, 6,
"[-i <ifname>] [-a <ipaddr>|-d <ipaddr>|-s <ipaddr> <hwaddr>]"),
#endif
#if defined(CONFIG_NETUTILS_CODECS) && defined(CONFIG_CODECS_BASE64)
# ifndef CONFIG_NSH_DISABLE_BASE64DEC
CMD_MAP("base64dec", cmd_base64decode,
2, 4, "[-w] [-f] <string or filepath>"),
# endif
# ifndef CONFIG_NSH_DISABLE_BASE64ENC
CMD_MAP("base64enc", cmd_base64encode,
2, 4, "[-w] [-f] <string or filepath>"),
# endif
#endif
#ifndef CONFIG_NSH_DISABLE_BASENAME
CMD_MAP("basename", cmd_basename, 2, 3, "<path> [<suffix>]"),
#endif
#if defined(CONFIG_BOARDCTL_BOOT_IMAGE) && !defined(CONFIG_NSH_DISABLE_BOOT)
CMD_MAP("boot", cmd_boot, 1, 3, "[<image path> [<header size>]]"),
#endif
#if !defined(CONFIG_NSH_DISABLESCRIPT) && !defined(CONFIG_NSH_DISABLE_LOOPS)
CMD_MAP("break", cmd_break, 1, 1, NULL),
#endif
#ifndef CONFIG_NSH_DISABLE_CAT
CMD_MAP("cat", cmd_cat, 1, CONFIG_NSH_MAXARGUMENTS,
"[<path> [<path> [<path> ...]]]"),
#endif
#ifndef CONFIG_NSH_DISABLE_CD
CMD_MAP("cd", cmd_cd, 1, 2, "[<dir-path>|-|~|..]"),
#endif
#ifndef CONFIG_NSH_DISABLE_CP
CMD_MAP("cp", cmd_cp, 3, 4, "[-r] <source-path> <dest-path>"),
#endif
#ifndef CONFIG_NSH_DISABLE_CMP
CMD_MAP("cmp", cmd_cmp, 3, 3, "<path1> <path2>"),
#endif
#ifndef CONFIG_NSH_DISABLE_DIRNAME
CMD_MAP("dirname", cmd_dirname, 2, 2, "<path>"),
#endif
#ifndef CONFIG_NSH_DISABLE_DATE
CMD_MAP("date", cmd_date,
1, 4, "[-s \"MMM DD HH:MM:SS YYYY\"] [-u] [+format]"),
#endif
#ifndef CONFIG_NSH_DISABLE_DD
CMD_MAP("dd", cmd_dd, 1, 7,
"if=<infile> of=<outfile> [bs=<sectsize>] [count=<sectors>] "
"[skip=<sectors>] [seek=<sectors>] [verify] [conv=<nocreat,notrunc>]"),
#endif
#if defined(CONFIG_NET) && defined(CONFIG_NET_ROUTE) && !defined(CONFIG_NSH_DISABLE_DELROUTE)
CMD_MAP("delroute", cmd_delroute, 2, 3, "<target> [<netmask>]"),
#endif
#if !defined(CONFIG_DISABLE_MOUNTPOINT) && !defined(CONFIG_NSH_DISABLE_DF)
#ifdef NSH_HAVE_CATFILE
#if defined(HAVE_DF_HUMANREADBLE) && defined(HAVE_DF_BLOCKOUTPUT)
CMD_MAP("df", cmd_df, 1, 2, "[-h]"),
#else
CMD_MAP("df", cmd_df, 1, 1, NULL),
#endif
#endif
#endif
#if defined(CONFIG_SYSLOG_DEVPATH) && !defined(CONFIG_NSH_DISABLE_DMESG)
CMD_MAP("dmesg", cmd_dmesg, 1, 2, "[-c,--clear |-C,--read-clear]"),
#endif
#ifndef CONFIG_NSH_DISABLE_ECHO
# ifndef CONFIG_DISABLE_ENVIRON
CMD_MAP("echo", cmd_echo, 1, CONFIG_NSH_MAXARGUMENTS,
"[-n] [<string|$name> [<string|$name>...]]"),
# else
CMD_MAP("echo", cmd_echo, 1, CONFIG_NSH_MAXARGUMENTS,
"[-n] [<string> [<string>...]]"),
# endif
#endif
#ifndef CONFIG_NSH_DISABLE_ENV
CMD_MAP("env", cmd_env, 1, 1, NULL),
#endif
#ifndef CONFIG_NSH_DISABLE_EXEC
CMD_MAP("exec", cmd_exec, 2, 3, "<hex-address>"),
#endif
#ifndef CONFIG_NSH_DISABLE_EXIT
CMD_MAP("exit", cmd_exit, 1, 1, NULL),
#endif
#ifndef CONFIG_NSH_DISABLE_EXPR
CMD_MAP("expr", cmd_expr, 4, 4,
"<operand1> <operator> <operand2>"),
#endif
#ifndef CONFIG_NSH_DISABLE_EXPORT
CMD_MAP("export", cmd_export, 2, 3, "[<name> [<value>]]"),
#endif
#ifndef CONFIG_NSH_DISABLESCRIPT
CMD_MAP("false", cmd_false, 1, 1, NULL),
#endif
#ifdef CONFIG_FS_PROCFS
# ifndef CONFIG_NSH_DISABLE_FDINFO
CMD_MAP("fdinfo", cmd_fdinfo, 1, 2, "[pid]"),
# endif
#endif
#ifndef CONFIG_NSH_DISABLE_FREE
CMD_MAP("free", cmd_free, 1, 1, NULL),
#endif
#ifdef CONFIG_DEBUG_MM
# ifndef CONFIG_NSH_DISABLE_MEMDUMP
CMD_MAP("memdump", cmd_memdump,
1, 4, "[pid/used/free/on/off]" " <minseq> <maxseq>"),
# endif
#endif
#ifdef CONFIG_NET_UDP
# ifndef CONFIG_NSH_DISABLE_GET
CMD_MAP("get", cmd_get, 4, 7,
"[-b|-n] [-f <local-path>] -h <ip-address> <remote-path>"),
# endif
#endif
#ifndef CONFIG_NSH_DISABLE_HELP
# ifdef CONFIG_NSH_HELP_TERSE
CMD_MAP("help", cmd_help, 1, 2, "[<cmd>]"),
# else
CMD_MAP("help", cmd_help, 1, 3, "[-v] [<cmd>]"),
# endif
#endif
#ifndef CONFIG_NSH_DISABLE_HEXDUMP
#ifndef CONFIG_NSH_CMDOPT_HEXDUMP
CMD_MAP("hexdump", cmd_hexdump, 2, 2, "<file or device>"),
#else
CMD_MAP("hexdump", cmd_hexdump, 2, 4,
"<file or device> [skip=<bytes>] [count=<bytes>]"),
#endif
#endif
#ifdef CONFIG_NET
# ifndef CONFIG_NSH_DISABLE_IFCONFIG
CMD_MAP("ifconfig", cmd_ifconfig, 1, 12,
"[interface [mtu <len>]|[address_family] [[add|del] <ip-address>|dhcp]]"
"[dr|gw|gateway <dr-address>] [netmask <net-mask>|prefixlen <len>] "
"[dns <dns-address>] [hw <hw-mac>]"),
# endif
# ifndef CONFIG_NSH_DISABLE_IFUPDOWN
CMD_MAP("ifdown", cmd_ifdown, 2, 2, "<interface>"),
CMD_MAP("ifup", cmd_ifup, 2, 2, "<interface>"),
# endif
#endif
#if defined(CONFIG_MODULE) && !defined(CONFIG_NSH_DISABLE_MODCMDS)
CMD_MAP("insmod", cmd_insmod, 3, 3, "<file-path> <module-name>"),
#endif
#ifdef HAVE_IRQINFO
CMD_MAP("irqinfo", cmd_irqinfo, 1, 1, NULL),
#endif
#ifndef CONFIG_NSH_DISABLE_KILL
CMD_MAP("kill", cmd_kill, 2, 3, "[-<signal>] <pid>"),
#endif
#if defined(CONFIG_FS_PROCFS) && !defined(CONFIG_NSH_DISABLE_PKILL)
CMD_MAP("pkill", cmd_pkill, 2, 3, "[-<signal>] <name>"),
#endif
#ifndef CONFIG_DISABLE_MOUNTPOINT
# if defined(CONFIG_DEV_LOOP) && !defined(CONFIG_NSH_DISABLE_LOSETUP)
CMD_MAP("losetup", cmd_losetup, 3, 6,
"[-d <dev-path>] | [[-o <offset>] [-r] [-b <sect-size>] "
"<dev-path> <file-path>]"),
# endif
#endif
#ifndef CONFIG_DISABLE_MOUNTPOINT
# if defined(CONFIG_SMART_DEV_LOOP) && !defined(CONFIG_NSH_DISABLE_LOSMART)
CMD_MAP("losmart", cmd_losmart, 2, 11,
"[-d <dev-path>] | [[-m <minor>] [-o <offset>] [-e <erase-size>] "
"[-s <sect-size>] [-r] <file-path>]"),
# endif
#endif
#ifndef CONFIG_DISABLE_MOUNTPOINT
# if defined(CONFIG_MTD_LOOP) && !defined(CONFIG_NSH_DISABLE_LOMTD)
CMD_MAP("lomtd", cmd_lomtd, 3, 9,
"[-d <dev-path>] | [[-o <offset>] [-e <erase-size>] "
"[-b <sect-size>] <dev-path> <file-path>]]"),
# endif
#endif
#if !defined(CONFIG_NSH_DISABLE_LN) && defined(CONFIG_PSEUDOFS_SOFTLINKS)
CMD_MAP("ln", cmd_ln, 3, 4, "[-s] <target> <link>"),
#endif
#ifndef CONFIG_NSH_DISABLE_LS
CMD_MAP("ls", cmd_ls, 1, 5, "[-lRsh] <dir-path>"),
#endif
#if defined(CONFIG_MODULE) && !defined(CONFIG_NSH_DISABLE_MODCMDS)
# if defined(CONFIG_FS_PROCFS) && !defined(CONFIG_FS_PROCFS_EXCLUDE_MODULE)
CMD_MAP("lsmod", cmd_lsmod, 1, 1, NULL),
# endif
#endif
#ifndef CONFIG_NSH_DISABLE_MB
CMD_MAP("mb", cmd_mb, 2, 3,
"<hex-address>[=<hex-value>] [<hex-byte-count>]"),
#endif
#if defined(CONFIG_NETUTILS_CODECS) && defined(CONFIG_CODECS_HASH_MD5)
# ifndef CONFIG_NSH_DISABLE_MD5
CMD_MAP("md5", cmd_md5, 2, 3, "[-f] <string or filepath>"),
# endif
#endif
#ifdef NSH_HAVE_DIROPTS
# ifndef CONFIG_NSH_DISABLE_MKDIR
CMD_MAP("mkdir", cmd_mkdir, 2, 3, "[-p] <path>"),
# endif
#endif
#if !defined(CONFIG_DISABLE_MOUNTPOINT) && defined(CONFIG_FSUTILS_MKFATFS)
# ifndef CONFIG_NSH_DISABLE_MKFATFS
CMD_MAP("mkfatfs", cmd_mkfatfs, 2, 6,
"[-F <fatsize>] [-r <rootdirentries>] <block-driver>"),
# endif
#endif
#ifndef CONFIG_DISABLE_MOUNTPOINT
# if defined(CONFIG_PIPES) && CONFIG_DEV_FIFO_SIZE > 0 && \
!defined(CONFIG_NSH_DISABLE_MKFIFO)
CMD_MAP("mkfifo", cmd_mkfifo, 2, 2, "<path>"),
# endif
#endif
#ifndef CONFIG_NSH_DISABLE_MKRD
CMD_MAP("mkrd", cmd_mkrd, 2, 6,
"[-m <minor>] [-s <sector-size>] <nsectors>"),
#endif
#if !defined(CONFIG_DISABLE_MOUNTPOINT) && defined(CONFIG_FS_SMARTFS) && \
defined(CONFIG_FSUTILS_MKSMARTFS)
# ifndef CONFIG_NSH_DISABLE_MKSMARTFS
# ifdef CONFIG_SMARTFS_MULTI_ROOT_DIRS
CMD_MAP("mksmartfs", cmd_mksmartfs, 2, 6,
"[-s <sector-size>] [-f] <path> [<num-root-directories>]"),
# else
CMD_MAP("mksmartfs", cmd_mksmartfs,
2, 5, "[-s <sector-size>] [-f] <path>"),
# endif
# endif
#endif
#ifndef CONFIG_NSH_DISABLE_MH
CMD_MAP("mh", cmd_mh, 2, 3,
"<hex-address>[=<hex-value>] [<hex-byte-count>]"),
#endif
#if !defined(CONFIG_DISABLE_MOUNTPOINT)
# ifndef CONFIG_NSH_DISABLE_MOUNT
# if defined(NSH_HAVE_CATFILE) && defined(HAVE_MOUNT_LIST)
CMD_MAP("mount", cmd_mount, 1, 7,
"[-t <fstype> [-o <options>] [<block-device>] <mount-point>]"),
# else
CMD_MAP("mount", cmd_mount, 4, 7,
"-t <fstype> [-o <options>] [<block-device>] <mount-point>"),
# endif
# endif
#endif
#ifdef NSH_HAVE_DIROPTS
# ifndef CONFIG_NSH_DISABLE_MV
CMD_MAP("mv", cmd_mv, 3, 3, "<old-path> <new-path>"),
# endif
#endif
#ifndef CONFIG_NSH_DISABLE_MW
CMD_MAP("mw", cmd_mw, 2, 3,
"<hex-address>[=<hex-value>] [<hex-byte-count>]"),
#endif
#if !defined(CONFIG_DISABLE_MOUNTPOINT) && defined(CONFIG_NET) && \
defined(CONFIG_NFS)
# ifndef CONFIG_NSH_DISABLE_NFSMOUNT
CMD_MAP("nfsmount", cmd_nfsmount, 4, 5,
"<server-address> <mount-point> <remote-path> [udp]"),
# endif
#endif
#if defined(CONFIG_LIBC_NETDB) && !defined(CONFIG_NSH_DISABLE_NSLOOKUP)
CMD_MAP("nslookup", cmd_nslookup, 2, 2, "<host-name>"),
#endif
#if !defined(CONFIG_DISABLE_MOUNTPOINT) && \
defined(CONFIG_NSH_LOGIN_PASSWD) && \
!defined(CONFIG_FSUTILS_PASSWD_READONLY)
# ifndef CONFIG_NSH_DISABLE_PASSWD
CMD_MAP("passwd", cmd_passwd, 3, 3, "<username> <password>"),
# endif
#endif
#if defined(CONFIG_FS_PROCFS) && !defined(CONFIG_NSH_DISABLE_PIDOF)
CMD_MAP("pidof", cmd_pidof, 2, 2, "<name>"),
#endif
#if defined(CONFIG_PM) && !defined(CONFIG_NSH_DISABLE_PMCONFIG)
CMD_MAP("pmconfig", cmd_pmconfig, 1, 4,
"[stay|relax] [normal|idle|standby|sleep] [domain]"),
#endif
#if defined(CONFIG_BOARDCTL_POWEROFF) && !defined(CONFIG_NSH_DISABLE_POWEROFF)
CMD_MAP("poweroff", cmd_poweroff, 1, 2, NULL),
CMD_MAP("quit", cmd_poweroff, 1, 2, NULL),
#endif
#ifndef CONFIG_NSH_DISABLE_PRINTF
# ifndef CONFIG_DISABLE_ENVIRON
CMD_MAP("printf", cmd_printf, 1, CONFIG_NSH_MAXARGUMENTS,
"[\\xNN] [\\n\\r\\t] [<string|$name> [<string|$name>...]]"),
# else
CMD_MAP("printf", cmd_printf, 1, CONFIG_NSH_MAXARGUMENTS,
"[\\xNN] [\\n\\r\\t] [<string> [<string>...]]"),
# endif
#endif
#ifndef CONFIG_NSH_DISABLE_PS
CMD_MAP("ps", cmd_ps, 1, CONFIG_NSH_MAXARGUMENTS,
"<-heap> <pid1 pid2 ...>"),
#endif
#ifdef CONFIG_NET_UDP
# ifndef CONFIG_NSH_DISABLE_PUT
CMD_MAP("put", cmd_put, 4, 7,
"[-b|-n] [-f <remote-path>] -h <ip-address> <local-path>"),
# endif
#endif
#ifndef CONFIG_NSH_DISABLE_PWD
CMD_MAP("pwd", cmd_pwd, 1, 1, NULL),
#endif
#if !defined(CONFIG_NSH_DISABLE_READLINK) && defined(CONFIG_PSEUDOFS_SOFTLINKS)
CMD_MAP("readlink", cmd_readlink, 2, 2, "<link>"),
#endif
#if defined(CONFIG_BOARDCTL_RESET) && !defined(CONFIG_NSH_DISABLE_REBOOT)
CMD_MAP("reboot", cmd_reboot, 1, 2, NULL),
#endif
#if defined(CONFIG_BOARDCTL_RESET_CAUSE) && !defined(CONFIG_NSH_DISABLE_RESET_CAUSE)
CMD_MAP("resetcause", cmd_reset_cause, 1, 1, NULL),
#endif
#if defined(CONFIG_BOARDCTL_IRQ_AFFINITY) && !defined(CONFIG_NSH_DISABLE_IRQ_AFFINITY)
CMD_MAP("irqaff", cmd_irq_affinity, 3, 3,
"irqaff [IRQ Number] [Core Mask]"),
#endif
#ifdef NSH_HAVE_DIROPTS
# ifndef CONFIG_NSH_DISABLE_RM
CMD_MAP("rm", cmd_rm, 2, 3, "[-rf] <file-path>"),
# endif
#endif
#ifdef NSH_HAVE_DIROPTS
# ifndef CONFIG_NSH_DISABLE_RMDIR
CMD_MAP("rmdir", cmd_rmdir, 2, 2, "<dir-path>"),
# endif
#endif
#if defined(CONFIG_MODULE) && !defined(CONFIG_NSH_DISABLE_MODCMDS)
CMD_MAP("rmmod", cmd_rmmod, 2, 2, "<module-name>"),
#endif
#ifndef CONFIG_NSH_DISABLE_ROUTE
#if defined(CONFIG_NET_IPv4) && defined(CONFIG_NET_IPv6)
CMD_MAP("route", cmd_route, 2, 2, "ipv4|ipv6"),
#elif defined(CONFIG_NET_IPv4)
CMD_MAP("route", cmd_route, 1, 2, "[ipv4]"),
#elif defined(CONFIG_NET_IPv6)
CMD_MAP("route", cmd_route, 1, 2, "[ipv6]"),
#endif
#endif
#if defined(CONFIG_RPMSG) && !defined(CONFIG_NSH_DISABLE_RPMSG)
CMD_MAP("rpmsg", cmd_rpmsg, 2, 7,
"<panic|dump|ping> <path|all>"
" [value|times length ack sleep]"),
#endif
#if defined(CONFIG_RPTUN) && !defined(CONFIG_NSH_DISABLE_RPTUN)
CMD_MAP("rptun", cmd_rptun, 2, 7,
"<start|stop|reset|panic|dump|ping> <path|all>"
" [value|times length ack sleep]"),
#endif
#ifndef CONFIG_NSH_DISABLE_SET
#ifdef CONFIG_NSH_VARS
# if !defined(CONFIG_DISABLE_ENVIRON) && !defined(CONFIG_NSH_DISABLESCRIPT)
CMD_MAP("set", cmd_set,
1, 4, "[{+|-}{e|x|xe|ex}] [<name> <value>]"),
# elif !defined(CONFIG_DISABLE_ENVIRON) && defined(CONFIG_NSH_DISABLESCRIPT)
CMD_MAP("set", cmd_set, 1, 3, "[<name> <value>]"),
# elif defined(CONFIG_DISABLE_ENVIRON) && !defined(CONFIG_NSH_DISABLESCRIPT)
CMD_MAP("set", cmd_set, 1, 2, "[{+|-}{e|x|xe|ex}]"),
# endif
#else
# if !defined(CONFIG_DISABLE_ENVIRON) && !defined(CONFIG_NSH_DISABLESCRIPT)
CMD_MAP("set", cmd_set,
2, 4, "[{+|-}{e|x|xe|ex}] [<name> <value>]"),
# elif !defined(CONFIG_DISABLE_ENVIRON) && defined(CONFIG_NSH_DISABLESCRIPT)
CMD_MAP("set", cmd_set, 3, 3, "<name> <value>"),
# elif defined(CONFIG_DISABLE_ENVIRON) && !defined(CONFIG_NSH_DISABLESCRIPT)
CMD_MAP("set", cmd_set, 2, 2, "{+|-}{e|x|xe|ex}"),
# endif
#endif
#endif /* CONFIG_NSH_DISABLE_SET */
#ifndef CONFIG_NSH_DISABLE_SHUTDOWN
#if defined(CONFIG_BOARDCTL_POWEROFF) && defined(CONFIG_BOARDCTL_RESET)
CMD_MAP("shutdown", cmd_shutdown, 1, 2, "[--reboot]"),
#elif defined(CONFIG_BOARDCTL_POWEROFF)
CMD_MAP("shutdown", cmd_shutdown, 1, 1, NULL),
#elif defined(CONFIG_BOARDCTL_RESET)
CMD_MAP("shutdown", cmd_shutdown, 2, 2, "--reboot"),
#endif
#endif
#ifndef CONFIG_NSH_DISABLE_SLEEP
CMD_MAP("sleep", cmd_sleep, 2, 2, "<sec>"),
#endif
#if !defined(CONFIG_NSH_DISABLESCRIPT) && !defined(CONFIG_NSH_DISABLE_SOURCE)
CMD_MAP("source", cmd_source, 2, 2, "<script-path>"),
#endif
#if defined(CONFIG_BOARDCTL_SWITCH_BOOT) && !defined(CONFIG_NSH_DISABLE_SWITCHBOOT)
CMD_MAP("swtichboot", cmd_switchboot, 2, 2, "<image path>"),
#endif
#if !defined(CONFIG_NSH_DISABLESCRIPT) && !defined(CONFIG_NSH_DISABLE_TEST)
CMD_MAP("test", cmd_test,
3, CONFIG_NSH_MAXARGUMENTS, "<expression>"),
#endif
#if !defined(CONFIG_NSH_DISABLE_TOP) && defined(NSH_HAVE_CPULOAD)
CMD_MAP("top", cmd_top, 1, 5,
"[ -n <num> ][ -d <delay>] [ -p <pidlist>] [-h]"),
#endif
#ifndef CONFIG_NSH_DISABLE_TIME
CMD_MAP("time", cmd_time, 2, 2, "\"<command>\""),
#endif
#ifndef CONFIG_NSH_DISABLE_TIMEDATECTL
CMD_MAP("timedatectl", cmd_timedatectl, 1, 3, "[set-timezone TZ]"),
#endif
#ifndef CONFIG_NSH_DISABLESCRIPT
CMD_MAP("true", cmd_true, 1, 1, NULL),
#endif
#ifndef CONFIG_DISABLE_MOUNTPOINT
# ifndef CONFIG_NSH_DISABLE_TRUNCATE
CMD_MAP("truncate", cmd_truncate, 4, 4, "-s <length> <file-path>"),
# endif
#endif
#ifndef CONFIG_NSH_DISABLE_UNAME
# ifdef CONFIG_NET
CMD_MAP("uname", cmd_uname, 1, 7, "[-a | -imnoprsv]"),
# else
CMD_MAP("uname", cmd_uname, 1, 7, "[-a | -imoprsv]"),
# endif
#endif
#if !defined(CONFIG_DISABLE_MOUNTPOINT)
# ifndef CONFIG_NSH_DISABLE_UMOUNT
CMD_MAP("umount", cmd_umount, 2, 2, "<dir-path>"),
# endif
#endif
#ifndef CONFIG_NSH_DISABLE_UNSET
CMD_MAP("unset", cmd_unset, 2, 2, "<name>"),
#endif
#ifndef CONFIG_NSH_DISABLE_UPTIME
CMD_MAP("uptime", cmd_uptime, 1, 2, "[-sph]"),
#endif
#if defined(CONFIG_NETUTILS_CODECS) && defined(CONFIG_CODECS_URLCODE)
# ifndef CONFIG_NSH_DISABLE_URLDECODE
CMD_MAP("urldecode", cmd_urldecode, 2, 3, "[-f] <string or filepath>"),
# endif
# ifndef CONFIG_NSH_DISABLE_URLENCODE
CMD_MAP("urlencode", cmd_urlencode, 2, 3, "[-f] <string or filepath>"),
# endif
#endif
#if !defined(CONFIG_DISABLE_MOUNTPOINT) && \
defined(CONFIG_NSH_LOGIN_PASSWD) && \
!defined(CONFIG_FSUTILS_PASSWD_READONLY)
# ifndef CONFIG_NSH_DISABLE_USERADD
CMD_MAP("useradd", cmd_useradd, 3, 3, "<username> <password>"),
# endif
# ifndef CONFIG_NSH_DISABLE_USERDEL
CMD_MAP("userdel", cmd_userdel, 2, 2, "<username>"),
# endif
#endif
#ifndef CONFIG_NSH_DISABLE_USLEEP
CMD_MAP("usleep", cmd_usleep, 2, 2, "<usec>"),
#endif
#ifndef CONFIG_NSH_DISABLE_WATCH
CMD_MAP("watch", cmd_watch,
2, 6, "[-n] interval [-c] count <command>"),
#endif
#ifdef CONFIG_NET_TCP
# ifndef CONFIG_NSH_DISABLE_WGET
CMD_MAP("wget", cmd_wget, 2, 4, "[-o <local-path>] <url>"),
# endif
#endif
#ifndef CONFIG_NSH_DISABLE_XD
CMD_MAP("xd", cmd_xd, 3, 3, "<hex-address> <byte-count>"),
#endif
#if !defined(CONFIG_NSH_DISABLE_WAIT) && defined(CONFIG_SCHED_WAITPID) && \
!defined(CONFIG_DISABLE_PTHREAD) && defined(CONFIG_FS_PROCFS) && \
!defined(CONFIG_FS_PROCFS_EXCLUDE_PROCESS)
CMD_MAP("wait", cmd_wait, 1, CONFIG_NSH_MAXARGUMENTS,
"pid1 [pid2 [pid3] ...]"),
#endif
CMD_MAP(NULL, NULL, 1, 1, NULL)
};
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Name: help_cmdlist
****************************************************************************/
#ifndef CONFIG_NSH_DISABLE_HELP
static inline void help_cmdlist(FAR struct nsh_vtbl_s *vtbl)
{
unsigned int colwidth;
unsigned int cmdwidth;
unsigned int cmdsperline;
unsigned int ncmdrows;
unsigned int i;
unsigned int j;
unsigned int k;
unsigned int offset;
/* Extra 5 bytes for tab before newline and '\0' */
char line[HELP_LINELEN + HELP_TABSIZE + 1];
/* Pick an optimal column width */
for (k = 0, colwidth = 0; k < NUM_CMDS; k++)
{
cmdwidth = strlen(g_cmdmap[k].cmd);
if (cmdwidth > colwidth)
{
colwidth = cmdwidth;
}
}
colwidth += HELP_TABSIZE;
/* Determine the number of commands to put on one line */
if (colwidth > HELP_LINELEN)
{
cmdsperline = 1;
}
else
{
cmdsperline = HELP_LINELEN / colwidth;
}
/* Determine the total number of lines to output */
ncmdrows = (NUM_CMDS + (cmdsperline - 1)) / cmdsperline;
/* Print the command name in 'ncmdrows' rows with 'cmdsperline' commands
* on each line.
*/
for (i = 0; i < ncmdrows; i++)
{
/* Tab before a new line */
offset = HELP_TABSIZE;
memset(line, ' ', offset);
for (j = 0, k = i;
j < cmdsperline && k < NUM_CMDS;
j++, k += ncmdrows)
{
/* Copy the cmd name to line buffer */
offset += strlcpy(line + offset, g_cmdmap[k].cmd,
sizeof(line) - offset);
/* Add space between commands */
for (cmdwidth = strlen(g_cmdmap[k].cmd);
cmdwidth < colwidth;
cmdwidth++)
{
line[offset++] = ' ';
}
}
line[offset++] = '\n';
nsh_write(vtbl, line, offset);
}
}
#endif
/****************************************************************************
* Name: help_usage
****************************************************************************/
#if !defined(CONFIG_NSH_DISABLE_HELP) && !defined(CONFIG_NSH_HELP_TERSE)
static inline void help_usage(FAR struct nsh_vtbl_s *vtbl)
{
nsh_output(vtbl, "NSH command forms:\n");
#ifndef CONFIG_NSH_DISABLEBG
nsh_output(vtbl, " [nice [-d <niceness>>]] <cmd> "
"[> <file>|>> <file>] [&]\n\n");
#else
nsh_output(vtbl, " <cmd> [> <file>|>> <file>]\n\n");
#endif
#ifndef CONFIG_NSH_DISABLESCRIPT
#ifndef CONFIG_NSH_DISABLE_ITEF
nsh_output(vtbl, "OR\n");
nsh_output(vtbl, " if <cmd>\n");
nsh_output(vtbl, " then\n");
nsh_output(vtbl, " [sequence of <cmd>]\n");
nsh_output(vtbl, " else\n");
nsh_output(vtbl, " [sequence of <cmd>]\n");
nsh_output(vtbl, " fi\n\n");
#endif
#ifndef CONFIG_NSH_DISABLE_LOOPS
nsh_output(vtbl, "OR\n");
nsh_output(vtbl, " while <cmd>\n");
nsh_output(vtbl, " do\n");
nsh_output(vtbl, " [sequence of <cmd>]\n");
nsh_output(vtbl, " done\n\n");
nsh_output(vtbl, "OR\n");
nsh_output(vtbl, " until <cmd>\n");
nsh_output(vtbl, " do\n");
nsh_output(vtbl, " [sequence of <cmd>]\n");
nsh_output(vtbl, " done\n\n");
#endif
#endif
}
#endif
/****************************************************************************
* Name: help_showcmd
****************************************************************************/
#ifndef CONFIG_NSH_DISABLE_HELP
static void help_showcmd(FAR struct nsh_vtbl_s *vtbl,
FAR const struct cmdmap_s *cmdmap)
{
if (cmdmap->usage)
{
nsh_output(vtbl, " %s %s\n", cmdmap->cmd, cmdmap->usage);
}
else
{
nsh_output(vtbl, " %s\n", cmdmap->cmd);
}
}
#endif
/****************************************************************************
* Name: help_cmd
****************************************************************************/
#ifndef CONFIG_NSH_DISABLE_HELP
static int help_cmd(FAR struct nsh_vtbl_s *vtbl, FAR const char *cmd)
{
FAR const struct cmdmap_s *cmdmap;
/* Find the command in the command table */
for (cmdmap = g_cmdmap; cmdmap->cmd; cmdmap++)
{
/* Is this the one we are looking for? */
if (strcmp(cmdmap->cmd, cmd) == 0)
{
/* Yes... show it */
nsh_output(vtbl, "%s usage:", cmd);
help_showcmd(vtbl, cmdmap);
return OK;
}
}
nsh_error(vtbl, g_fmtcmdnotfound, cmd);
return ERROR;
}
#endif
/****************************************************************************
* Name: help_allcmds
****************************************************************************/
#if !defined(CONFIG_NSH_DISABLE_HELP) && !defined(CONFIG_NSH_HELP_TERSE)
static inline void help_allcmds(FAR struct nsh_vtbl_s *vtbl)
{
FAR const struct cmdmap_s *cmdmap;
/* Show all of the commands in the command table */
for (cmdmap = g_cmdmap; cmdmap->cmd; cmdmap++)
{
help_showcmd(vtbl, cmdmap);
}
}
#endif
/****************************************************************************
* Name: help_builtins
****************************************************************************/
#ifndef CONFIG_NSH_DISABLE_HELP
static inline void help_builtins(FAR struct nsh_vtbl_s *vtbl)
{
UNUSED(vtbl);
#ifdef CONFIG_NSH_BUILTIN_APPS
FAR const struct builtin_s *builtin;
unsigned int builtins_per_line;
unsigned int num_builtin_rows;
unsigned int builtin_width;
unsigned int num_builtins;
unsigned int column_width;
unsigned int i;
unsigned int j;
unsigned int k;
unsigned int offset;
/* Extra 5 bytes for tab before newline and '\0' */
char line[HELP_LINELEN + HELP_TABSIZE + 1];
static FAR const char *const g_builtin_prompt = "\nBuiltin Apps:\n";
/* Count the number of built-in commands and get the optimal column width */
num_builtins = 0;
column_width = 0;
for (i = 0; (builtin = builtin_for_index(i)) != NULL; i++)
{
if (builtin->main == NULL)
{
continue;
}
num_builtins++;
builtin_width = strlen(builtin->name);
if (builtin_width > column_width)
{
column_width = builtin_width;
}
}
/* Skip the printing if no available built-in commands */
if (num_builtins == 0)
{
return;
}
column_width += HELP_TABSIZE;
/* Determine the number of commands to put on one line */
if (column_width > HELP_LINELEN)
{
builtins_per_line = 1;
}
else
{
builtins_per_line = HELP_LINELEN / column_width;
}
/* Determine the total number of lines to output */
num_builtin_rows = ((num_builtins + (builtins_per_line - 1)) /
builtins_per_line);
/* List the set of available built-in commands */
nsh_write(vtbl, g_builtin_prompt, strlen(g_builtin_prompt));
for (i = 0; i < num_builtin_rows; i++)
{
offset = HELP_TABSIZE;
memset(line, ' ', offset);
for (j = 0, k = i;
j < builtins_per_line &&
(builtin = builtin_for_index(k));
j++, k += num_builtin_rows)
{
if (builtin->main == NULL)
{
continue;
}
offset += strlcpy(line + offset, builtin->name,
sizeof(line) - offset);
for (builtin_width = strlen(builtin->name);
builtin_width < column_width;
builtin_width++)
{
line[offset++] = ' ';
}
}
line[offset++] = '\n';
nsh_write(vtbl, line, offset);
}
#endif
}
#endif
/****************************************************************************
* Name: cmd_help
****************************************************************************/
#ifndef CONFIG_NSH_DISABLE_HELP
static int cmd_help(FAR struct nsh_vtbl_s *vtbl, int argc, FAR char **argv)
{
FAR const char *cmd = NULL;
#ifndef CONFIG_NSH_HELP_TERSE