30354978ff
We now have a single entry point to the CLI, whether simple or hush. Put this in its own file. Signed-off-by: Simon Glass <sjg@chromium.org>
107 lines
2.3 KiB
C
107 lines
2.3 KiB
C
/*
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* (C) Copyright 2000
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* Add to readline cmdline-editing by
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* (C) Copyright 2005
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* JinHua Luo, GuangDong Linux Center, <luo.jinhua@gd-linux.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <cli.h>
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#include <cli_hush.h>
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#include <malloc.h>
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/*
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* Run a command using the selected parser.
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*
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* @param cmd Command to run
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* @param flag Execution flags (CMD_FLAG_...)
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* @return 0 on success, or != 0 on error.
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*/
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int run_command(const char *cmd, int flag)
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{
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#ifndef CONFIG_SYS_HUSH_PARSER
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/*
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* cli_run_command can return 0 or 1 for success, so clean up
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* its result.
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*/
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if (cli_simple_run_command(cmd, flag) == -1)
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return 1;
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return 0;
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#else
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return parse_string_outer(cmd,
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FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP);
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#endif
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}
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int run_command_list(const char *cmd, int len, int flag)
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{
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int need_buff = 1;
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char *buff = (char *)cmd; /* cast away const */
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int rcode = 0;
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if (len == -1) {
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len = strlen(cmd);
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#ifdef CONFIG_SYS_HUSH_PARSER
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/* hush will never change our string */
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need_buff = 0;
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#else
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/* the built-in parser will change our string if it sees \n */
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need_buff = strchr(cmd, '\n') != NULL;
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#endif
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}
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if (need_buff) {
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buff = malloc(len + 1);
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if (!buff)
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return 1;
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memcpy(buff, cmd, len);
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buff[len] = '\0';
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}
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#ifdef CONFIG_SYS_HUSH_PARSER
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rcode = parse_string_outer(buff, FLAG_PARSE_SEMICOLON);
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#else
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/*
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* This function will overwrite any \n it sees with a \0, which
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* is why it can't work with a const char *. Here we are making
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* using of internal knowledge of this function, to avoid always
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* doing a malloc() which is actually required only in a case that
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* is pretty rare.
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*/
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rcode = cli_simple_run_command_list(buff, flag);
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if (need_buff)
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free(buff);
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#endif
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return rcode;
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}
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/****************************************************************************/
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#if defined(CONFIG_CMD_RUN)
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int do_run(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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{
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int i;
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if (argc < 2)
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return CMD_RET_USAGE;
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for (i = 1; i < argc; ++i) {
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char *arg;
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arg = getenv(argv[i]);
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if (arg == NULL) {
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printf("## Error: \"%s\" not defined\n", argv[i]);
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return 1;
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}
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if (run_command(arg, flag) != 0)
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return 1;
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}
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return 0;
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}
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#endif
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