/*****************************************************************************
Main program.
*****************************************************************************/
int main (int argc, char* argv[]) {
const char* usage0 =
"usage: rtkgps [-h] [-v] [-d <dev> [-r <rate>] | -b <addr>]\n"
" ([-e] status | date | list | [-y] erase |\n"
" [-c <flg>] [-l <lgtp>] [-m <mfo>] [-s <int>] set |\n"
" [-n] [-p] [-o <dest> [-u]] [-f <nstr>] read)\n\n"
" -h display usage\n"
" -v verbose mode\n"
" -d <dev> specify serial device\n"
" -r <rate> specify baud rate for serial device\n"
" -b <addr> specify bluetooth address\n"
" -e display extended status information\n";
const char* usage1 =
" -c <flg> set real-time output (GPS mouse) mode "
"(0=disable, 1=enable)\n"
" -l <lgtp> set log record type (tl, tla, or tlav)\n"
" -m <mfo> set memory overwrite behaviour (o=overwrite, s=stop)\n"
" -s <int> set sampling interval in seconds\n"
" -n output data in simple native text form\n"
" -p display text progress bar\n"
" -o <dest> specify destination file or directory\n"
" -u skip downloading date for existing files\n";
const char* usage2 =
" -f <nstr> string specifying index number(s) of log file(s) \n"
" to retrieve as a single file number, or range of \n"
" file numbers in the format -n, n-, or n-m\n"
" -y don't ask for confirmation\n";
/* most Royalteks operate on 57600 baud, use that as the default */
cmdlnopts_t cmdopt = {0,0,0,0,0,0,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,
NULL,NULL,-1,-1,-1,57600,""};
/* Initialise usage string */
strcpy(cmdopt.usgs, usage0);
strcat(cmdopt.usgs, usage1);
strcat(cmdopt.usgs, usage2);
/* Scan command line options */
scan_cmdline(argc, argv, &cmdopt);
/* Set up warning callback function */
gcwrnfp = warning;
/* Perform requested task */
if (strcmp(cmdopt.cmds,"status") == 0) {
cmd_status(&cmdopt);
} else if (strcmp(cmdopt.cmds,"date") == 0) {
cmd_date(&cmdopt);
} else if (strcmp(cmdopt.cmds,"list") == 0) {
cmd_list(&cmdopt);
} else if (strcmp(cmdopt.cmds,"set") == 0) {
cmd_set(&cmdopt);
} else if (strcmp(cmdopt.cmds,"read") == 0) {
cmd_read(&cmdopt);
} else if (strcmp(cmdopt.cmds,"erase") == 0) {
cmd_erase(&cmdopt);
}
exit(0);
}
/*
* process a single character of a multi-character command, such as
* a number, or the pattern of a search command.
*/
int
cmd_char(int c)
{
if (c == erase_char)
return(cmd_erase());
/* in this order, in case werase == erase_char */
if (c == werase_char) {
if (cp > cmdbuf) {
while (isspace(cp[-1]) && !cmd_erase());
while (!isspace(cp[-1]) && !cmd_erase());
while (isspace(cp[-1]) && !cmd_erase());
}
return(cp == cmdbuf);
}
if (c == kill_char) {
while (!cmd_erase());
return(1);
}
/*
* No room in the command buffer, or no room on the screen;
* {{ Could get fancy here; maybe shift the displayed line
* and make room for more chars, like ksh. }}
*/
if (cp >= &cmdbuf[sizeof(cmdbuf)-1] || cmd_col >= sc_width-3)
putchar('\7');
else {
*cp++ = c;
if (CONTROL_CHAR(c)) {
putchar('^');
cmd_col++;
c = CARAT_CHAR(c);
}
putchar(c);
cmd_col++;
}
return(0);
}
void command_parse(const u08 *cmd, u08 len)
{
u08 result = 0;
switch(cmd[0]) {
case 'c':
result = cmd_color(cmd,len);
break;
case 'f':
result = cmd_flags(cmd, len);
break;
case 'd':
result = cmd_draw(cmd, len);
break;
case 'g':
result = cmd_goto(cmd, len);
break;
case 'e':
result = cmd_erase(cmd, len);
break;
case 's':
/* do nothing - only return status */
result = CMD_OK;
break;
case 'q':
result = cmd_query(cmd, len);
break;
case 'i':
result = cmd_input(cmd, len);
break;
case 'p':
result = cmd_picture(cmd, len);
break;
case 'y':
result = cmd_display(cmd, len);
break;
default:
result = CMD_UNKNOWN_ERR;
break;
}
// report status back
if(result != CMD_NO_REPLY) {
cmd_status(result);
}
}