+// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2000-2009
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
/*
#include <common.h>
#include <command.h>
+#include <console.h>
+#include <env.h>
#include <linux/ctype.h>
/*
* for long help messages
*/
-int _do_help (cmd_tbl_t *cmd_start, int cmd_items, cmd_tbl_t * cmdtp, int
- flag, int argc, char * const argv[])
+int _do_help(cmd_tbl_t *cmd_start, int cmd_items, cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
{
int i;
int rcode = 0;
- if (argc == 1) { /*show list of commands */
+ if (argc == 1) { /* show list of commands */
cmd_tbl_t *cmd_array[cmd_items];
int i, j, swaps;
for (i = cmd_items - 1; i > 0; --i) {
swaps = 0;
for (j = 0; j < i; ++j) {
- if (strcmp (cmd_array[j]->name,
- cmd_array[j + 1]->name) > 0) {
+ if (strcmp(cmd_array[j]->name,
+ cmd_array[j + 1]->name) > 0) {
cmd_tbl_t *tmp;
tmp = cmd_array[j];
cmd_array[j] = cmd_array[j + 1];
const char *usage = cmd_array[i]->usage;
/* allow user abort */
- if (ctrlc ())
+ if (ctrlc())
return 1;
if (usage == NULL)
continue;
* command help (long version)
*/
for (i = 1; i < argc; ++i) {
- if ((cmdtp = find_cmd_tbl (argv[i], cmd_start, cmd_items )) != NULL) {
+ cmdtp = find_cmd_tbl(argv[i], cmd_start, cmd_items);
+ if (cmdtp != NULL) {
rcode |= cmd_usage(cmdtp);
} else {
- printf ("Unknown command '%s' - try 'help'"
- " without arguments for list of all"
- " known commands\n\n", argv[i]
- );
+ printf("Unknown command '%s' - try 'help' without arguments for list of all known commands\n\n",
+ argv[i]);
rcode = 1;
}
}
return rcode;
}
-/***************************************************************************
- * find command table entry for a command
- */
-cmd_tbl_t *find_cmd_tbl (const char *cmd, cmd_tbl_t *table, int table_len)
+/* find command table entry for a command */
+cmd_tbl_t *find_cmd_tbl(const char *cmd, cmd_tbl_t *table, int table_len)
{
+#ifdef CONFIG_CMDLINE
cmd_tbl_t *cmdtp;
- cmd_tbl_t *cmdtp_temp = table; /*Init value */
+ cmd_tbl_t *cmdtp_temp = table; /* Init value */
const char *p;
int len;
int n_found = 0;
*/
len = ((p = strchr(cmd, '.')) == NULL) ? strlen (cmd) : (p - cmd);
- for (cmdtp = table;
- cmdtp != table + table_len;
- cmdtp++) {
- if (strncmp (cmd, cmdtp->name, len) == 0) {
- if (len == strlen (cmdtp->name))
+ for (cmdtp = table; cmdtp != table + table_len; cmdtp++) {
+ if (strncmp(cmd, cmdtp->name, len) == 0) {
+ if (len == strlen(cmdtp->name))
return cmdtp; /* full match */
cmdtp_temp = cmdtp; /* abbreviated command ? */
if (n_found == 1) { /* exactly one match */
return cmdtp_temp;
}
+#endif /* CONFIG_CMDLINE */
return NULL; /* not found or ambiguous command */
}
-cmd_tbl_t *find_cmd (const char *cmd)
+cmd_tbl_t *find_cmd(const char *cmd)
{
cmd_tbl_t *start = ll_entry_start(cmd_tbl_t, cmd);
const int len = ll_entry_count(cmd_tbl_t, cmd);
return 1;
}
- puts (cmdtp->help);
- putc ('\n');
+ puts(cmdtp->help);
+ putc('\n');
#endif /* CONFIG_SYS_LONGHELP */
return 1;
}
#ifdef CONFIG_AUTO_COMPLETE
+static char env_complete_buf[512];
int var_complete(int argc, char * const argv[], char last_char, int maxv, char *cmdv[])
{
- static char tmp_buf[512];
int space;
space = last_char == '\0' || isblank(last_char);
if (space && argc == 1)
- return env_complete("", maxv, cmdv, sizeof(tmp_buf), tmp_buf);
+ return env_complete("", maxv, cmdv, sizeof(env_complete_buf),
+ env_complete_buf, false);
if (!space && argc == 2)
- return env_complete(argv[1], maxv, cmdv, sizeof(tmp_buf), tmp_buf);
+ return env_complete(argv[1], maxv, cmdv,
+ sizeof(env_complete_buf),
+ env_complete_buf, false);
return 0;
}
+static int dollar_complete(int argc, char * const argv[], char last_char,
+ int maxv, char *cmdv[])
+{
+ /* Make sure the last argument starts with a $. */
+ if (argc < 1 || argv[argc - 1][0] != '$' ||
+ last_char == '\0' || isblank(last_char))
+ return 0;
+
+ return env_complete(argv[argc - 1], maxv, cmdv, sizeof(env_complete_buf),
+ env_complete_buf, true);
+}
+
/*************************************************************************************/
-static int complete_cmdv(int argc, char * const argv[], char last_char, int maxv, char *cmdv[])
+int complete_subcmdv(cmd_tbl_t *cmdtp, int count, int argc,
+ char * const argv[], char last_char,
+ int maxv, char *cmdv[])
{
- cmd_tbl_t *cmdtp = ll_entry_start(cmd_tbl_t, cmd);
- const int count = ll_entry_count(cmd_tbl_t, cmd);
+#ifdef CONFIG_CMDLINE
const cmd_tbl_t *cmdend = cmdtp + count;
const char *p;
int len, clen;
}
/* more than one arg or one but the start of the next */
- if (argc > 1 || (last_char == '\0' || isblank(last_char))) {
- cmdtp = find_cmd(argv[0]);
+ if (argc > 1 || last_char == '\0' || isblank(last_char)) {
+ cmdtp = find_cmd_tbl(argv[0], cmdtp, count);
if (cmdtp == NULL || cmdtp->complete == NULL) {
cmdv[0] = NULL;
return 0;
cmdv[n_found] = NULL;
return n_found;
+#else
+ return 0;
+#endif
+}
+
+static int complete_cmdv(int argc, char * const argv[], char last_char,
+ int maxv, char *cmdv[])
+{
+#ifdef CONFIG_CMDLINE
+ return complete_subcmdv(ll_entry_start(cmd_tbl_t, cmd),
+ ll_entry_count(cmd_tbl_t, cmd), argc, argv,
+ last_char, maxv, cmdv);
+#else
+ return 0;
+#endif
}
static int make_argv(char *s, int argvsz, char *argv[])
return len;
}
-static char tmp_buf[CONFIG_SYS_CBSIZE]; /* copy of console I/O buffer */
+static char tmp_buf[CONFIG_SYS_CBSIZE + 1]; /* copy of console I/O buffer */
int cmd_auto_complete(const char *const prompt, char *buf, int *np, int *colp)
{
int i, j, k, len, seplen, argc;
int cnt;
char last_char;
+#ifdef CONFIG_CMDLINE_PS_SUPPORT
+ const char *ps_prompt = env_get("PS1");
+#else
+ const char *ps_prompt = CONFIG_SYS_PROMPT;
+#endif
- if (strcmp(prompt, CONFIG_SYS_PROMPT) != 0)
+ if (strcmp(prompt, ps_prompt) != 0)
return 0; /* not in normal console */
cnt = strlen(buf);
/* separate into argv */
argc = make_argv(tmp_buf, sizeof(argv)/sizeof(argv[0]), argv);
- /* do the completion and return the possible completions */
- i = complete_cmdv(argc, argv, last_char, sizeof(cmdv)/sizeof(cmdv[0]), cmdv);
+ /* first try a $ completion */
+ i = dollar_complete(argc, argv, last_char,
+ sizeof(cmdv) / sizeof(cmdv[0]), cmdv);
+ if (!i) {
+ /* do the completion and return the possible completions */
+ i = complete_cmdv(argc, argv, last_char,
+ sizeof(cmdv) / sizeof(cmdv[0]), cmdv);
+ }
/* no match; bell and out */
if (i == 0) {
sep = NULL;
seplen = 0;
if (i == 1) { /* one match; perfect */
- k = strlen(argv[argc - 1]);
+ if (last_char != '\0' && !isblank(last_char))
+ k = strlen(argv[argc - 1]);
+ else
+ k = 0;
+
s = cmdv[0] + k;
len = strlen(s);
sep = " ";
seplen = 1;
- } else if (i > 1 && (j = find_common_prefix(cmdv)) != 0) { /* more */
- k = strlen(argv[argc - 1]);
+ } else if (i > 1 && (j = find_common_prefix(cmdv)) != 0) { /* more */
+ if (last_char != '\0' && !isblank(last_char))
+ k = strlen(argv[argc - 1]);
+ else
+ k = 0;
+
j -= k;
if (j > 0) {
s = cmdv[0] + k;
*/
int len = strlen(arg);
if (len > 2 && arg[len-2] == '.') {
- switch(arg[len-1]) {
+ switch (arg[len-1]) {
case 'b':
return 1;
case 'w':
for (i = 0; i < size; i++) {
ulong addr;
- addr = (ulong) (cmdtp->cmd) + gd->reloc_off;
-#if DEBUG_COMMANDS
+ addr = (ulong)(cmdtp->cmd_rep) + gd->reloc_off;
+ cmdtp->cmd_rep =
+ (int (*)(struct cmd_tbl_s *, int, int,
+ char * const [], int *))addr;
+
+ addr = (ulong)(cmdtp->cmd) + gd->reloc_off;
+#ifdef DEBUG_COMMANDS
printf("Command \"%s\": 0x%08lx => 0x%08lx\n",
- cmdtp->name, (ulong) (cmdtp->cmd), addr);
+ cmdtp->name, (ulong)(cmdtp->cmd), addr);
#endif
cmdtp->cmd =
(int (*)(struct cmd_tbl_s *, int, int, char * const []))addr;
}
#endif
+int cmd_always_repeatable(cmd_tbl_t *cmdtp, int flag, int argc,
+ char * const argv[], int *repeatable)
+{
+ *repeatable = 1;
+
+ return cmdtp->cmd(cmdtp, flag, argc, argv);
+}
+
+int cmd_never_repeatable(cmd_tbl_t *cmdtp, int flag, int argc,
+ char * const argv[], int *repeatable)
+{
+ *repeatable = 0;
+
+ return cmdtp->cmd(cmdtp, flag, argc, argv);
+}
+
+int cmd_discard_repeatable(cmd_tbl_t *cmdtp, int flag, int argc,
+ char * const argv[])
+{
+ int repeatable;
+
+ return cmdtp->cmd_rep(cmdtp, flag, argc, argv, &repeatable);
+}
+
/**
* Call a command function. This should be the only route in U-Boot to call
* a command, so that we can track whether we are waiting for input or
* @param flag Some flags normally 0 (see CMD_FLAG_.. above)
* @param argc Number of arguments (arg 0 must be the command text)
* @param argv Arguments
+ * @param repeatable Can the command be repeated
* @return 0 if command succeeded, else non-zero (CMD_RET_...)
*/
-static int cmd_call(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+static int cmd_call(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[],
+ int *repeatable)
{
int result;
- result = (cmdtp->cmd)(cmdtp, flag, argc, argv);
+ result = cmdtp->cmd_rep(cmdtp, flag, argc, argv, repeatable);
if (result)
- debug("Command failed, result=%d", result);
+ debug("Command failed, result=%d\n", result);
return result;
}
enum command_ret_t rc = CMD_RET_SUCCESS;
cmd_tbl_t *cmdtp;
+#if defined(CONFIG_SYS_XTRACE)
+ char *xtrace;
+
+ xtrace = env_get("xtrace");
+ if (xtrace) {
+ puts("+");
+ for (int i = 0; i < argc; i++) {
+ puts(" ");
+ puts(argv[i]);
+ }
+ puts("\n");
+ }
+#endif
+
/* Look up command in command table */
cmdtp = find_cmd(argv[0]);
if (cmdtp == NULL) {
/* If OK so far, then do the command */
if (!rc) {
+ int newrep;
+
if (ticks)
*ticks = get_timer(0);
- rc = cmd_call(cmdtp, flag, argc, argv);
+ rc = cmd_call(cmdtp, flag, argc, argv, &newrep);
if (ticks)
*ticks = get_timer(*ticks);
- *repeatable &= cmdtp->repeatable;
+ *repeatable &= newrep;
}
if (rc == CMD_RET_USAGE)
rc = cmd_usage(cmdtp);
int cmd_process_error(cmd_tbl_t *cmdtp, int err)
{
+ if (err == CMD_RET_USAGE)
+ return CMD_RET_USAGE;
+
if (err) {
printf("Command '%s' failed: Error %d\n", cmdtp->name, err);
- return 1;
+ return CMD_RET_FAILURE;
}
- return 0;
+ return CMD_RET_SUCCESS;
}
projects / oweals / u-boot.git / blobdiff