void parse_args(int argc, char *argv[], cmd_data_t *cmd_data)
{
int a;
char *arg;
bool argused;
for (a=1; a < argc; a++) {
arg = argv[a];
argused = false;
if (arg[0] == '-') {
if (arg[1] == '-') {
argused = parse_long_opt(arg + 2, cmd_data);
} else if (arg[1] == 'o' && a+1 < argc) {
cmd_data->arglist[cmd_data->num_args++] = arg;
arg = argv[++a];
argused = parse_output_file_name(arg, cmd_data);
} else {
int num_used = parse_short_opt(arg + 1, cmd_data);
argused = num_used > 0;
if (num_used > 1) {
a += num_used - 1;
}
}
} else {
argused = parse_input_file_name(arg, cmd_data);
}
if (!argused) {
cmd_data->arglist[cmd_data->num_args++] = arg;
}
}
post_parse_fixup(cmd_data);
}
void
main (int argc, char *argv[])
{
int command_line_arg;
int unused;
/* Machine specific initialization. (JAT) */
machine_setup();
/* Error initialization. */
program_name = "ddl";
/* Set defaults */
yydebug = 0;
min_warning_priority = DRC_MIN_WARNING_PRIORITY + 2;
/* Parse command line arguments. */
while ((command_line_arg
= getopt_long(argc, argv, "dhvw", long_options, &unused)) != -1) {
switch (command_line_arg) {
case 'd':
yydebug = 1;
break;
case 'h':
print_help_information(long_options, options_help);
exit(EXIT_SUCCESS);
break;
case 'v':
printf("p2 version %s\n", version_string);
exit(EXIT_SUCCESS);
break;
case 'w':
min_warning_priority = 1; /* Enable all warnings. */
break;
case '?':
calling_error("illegal or unrecognized option");
break;
}
}
if (optind == argc)
calling_error("ddl takes exactly one argument");
/* Parse input file name and open input file. */
parse_input_file_name(argv[optind], file_name);
yyin = fopen(file_name, "r");
if (yyin == NULL)
error("Can't open file %s\n", file_name);
/* Parse. */
if (yyparse() != 0)
error("parsing failed");
/* Exit. */
exit(EXIT_SUCCESS);
}
