u-boot/common/cmd_strings.c
Peter Tyser 2fb2604d5c Command usage cleanup
Remove command name from all command "usage" fields and update
common/command.c to display "name - usage" instead of
just "usage". Also remove newlines from command usage fields.

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
2009-01-28 08:49:52 +01:00

47 lines
950 B
C

/*
* cmd_strings.c - just like `strings` command
*
* Copyright (c) 2008 Analog Devices Inc.
*
* Licensed under the GPL-2 or later.
*/
#include <config.h>
#include <common.h>
#include <command.h>
static char *start_addr, *last_addr;
int do_strings(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
if (argc == 1) {
cmd_usage(cmdtp);
return 1;
}
if ((flag & CMD_FLAG_REPEAT) == 0) {
start_addr = (char *)simple_strtoul(argv[1], NULL, 16);
if (argc > 2)
last_addr = (char *)simple_strtoul(argv[2], NULL, 16);
else
last_addr = (char *)-1;
}
char *addr = start_addr;
do {
puts(addr);
puts("\n");
addr += strlen(addr) + 1;
} while (addr[0] && addr < last_addr);
last_addr = addr + (last_addr - start_addr);
start_addr = addr;
return 0;
}
U_BOOT_CMD(strings, 3, 1, do_strings,
"display strings",
"<addr> [byte count]\n"
" - display strings at <addr> for at least [byte count] or first double NUL\n");