/* main program */
int main(int argc, char **argv) {
char *dir;
setlocale(LC_ALL, "");
if((dir = argv_parse(argc, argv)) == NULL)
dir = ".";
calc_init(dir, NULL);
initscr();
cbreak();
noecho();
curs_set(0);
keypad(stdscr, TRUE);
if(ncresize(min_rows, min_cols))
min_rows = min_cols = 0;
while(1) {
if(pstate == ST_CALC && calc_process())
break;
else if(pstate == ST_DEL)
delete_process();
else if(input_handle(0))
break;
}
erase();
refresh();
endwin();
exclude_clear();
return 0;
}
int main(int argc, char *argv[])
{
if (argc < 2) {
fprintf(stderr, "miss args\n");
usage(argv[0]);
exit(1);
}
struct calc_info *q = (struct calc_info *)malloc(sizeof(*q));
if (q == NULL) {
perror("malloc");
goto err_malloc;
}
calc_init(q);
num_t ret = 0;
int i;
for (i = 1; i < argc; ++i) {
ret = q->calc(q, argv[i]);
printf("\n---%s = %d----\n", argv[i], ret);
}
calc_destroy(q);
free(q);
return 0;
err_malloc:
return -1;
}
int main(int argc, char *argv[])
{
struct calc *this = NULL;
//const char *default_expr = \
"(--1 ++2 + +-3 * (1 + 1)) * 2";
const char *default_expr = "1 -+- 2";
if (argc == 1) {
this = calc_init(this, default_expr);
printf("%s = %d\n", default_expr, this->analyze(this, default_expr));
} else if (argc == 2) {
this = calc_init(this, argv[1]);
printf("%s = %d\n", argv[1], this->analyze(this, argv[1]));
} else {
printf("sorry, 最多只能传递一个参数！\n使用方法：可执行文件 要进行运算的表达式\n");
return 1;
}
calc_destroy(this);
return 0;
}
void get_RPN ( char *input )
{
int length = strlen( input );
int i=0;
int sp=0;
calc_init();
for( i = 0; i < length; i++ ) {
if( check_operator_and_convert_number( input[i] ) == TRUE ) {
if( input[i] == ')' ){
/* 最初の括弧まで計算。 */
pop_stack( &sp, input[i] );
}
else if( input[i] == '(' ){
stack_buf[sp++] = input[i];
}
else{
if( sp == 0 ){
stack_buf[sp++] = input[i];
}
else{
priority_type cur_sign = check_priority( input[i] );
priority_type stack_sign = check_priority( stack_buf[sp-1] );
/* 演算子の優先度を確認 */
/* "*", "/" の場合は、スタックに追加 */
if( cur_sign > stack_sign ){
stack_buf[sp++] = input[i];
}
else{
pop_stack( &sp, input[i] );
stack_buf[sp++] = input[i];
}
}
}
}
}
/* 最終の文字が ')' でなければ、数値の変換が必要。 */
if( input[ length-1 ] != ')' ){
result_buf[result_index++] = atof( &temp_val[0] );
}
pop_stack( &sp, 0 );
return;
}
int main(int argc, char *argv[])
{
assert(argc >= 2);
struct calc_info *pcalc = (struct calc_info *)
malloc(sizeof(*pcalc));
assert(pcalc != NULL);
calc_init(pcalc);
printf("%s = %d\n", argv[1],
pcalc->parser(pcalc, argv[1]));
calc_destroy(pcalc);
free(pcalc);
return 0;
}
void kernel_main(uint32_t r0, uint32_t r1, uint32_t atags)
{
(void) r0;
(void) r1;
(void) atags;
uart_init();
/** GPIO Register set */
volatile unsigned int *gpio = led_init();
/* Assign the address of the GPIO peripheral (Using ARM Physical Address) */
//gpio = (unsigned int*)GPIO_BASE;
/* Write 1 to the GPIO16 init nibble in the Function Select 1 GPIO
peripheral register to enable GPIO16 as an output */
//gpio[LED_GPFSEL] |= (1 << LED_GPFBIT);
(void) r0;
(void) r1;
(void) atags;
uart_init();
uart_puts("> Hello, World!\r\n");
int str_len = 80;
char stringin[str_len];
int i=0;
uart_puts("> ");
int x = 0;
int *calc = &x;
while (true){
//art_puts("hello");
//led_blink(gpio, .25);
char x = uart_getc();
//Checks if current str is being written outside size allotment
if (i > str_len-1){
uart_puts(stringin);
reset_string(stringin, i);
uart_puts("Max string len reached\r\n");
i = 0;
}
// if enter is pressed
else if (x == '\r')
{
uart_puts("\r\n");
if (memcmp(stringin, "calc", sizeof("calc")) == 0) {
uart_puts("CALC RECOGNIZED!\r\n");
calc_init();
*calc = 1;
}
if (memcmp(stringin, "blink", sizeof("blink")) == 0) {
uart_puts("LEDDDDDD!\r\n");
led_blink(gpio, 1);
}
if (memcmp(stringin, "stop", sizeof("stop")) == 0) {
uart_puts("LEDDDDDD STOP!\r\n");
led_blink(gpio, 0);
}
else{
uart_puts(stringin);
uart_puts("\n");
// char str[16];
// int c = -146;
// uart_puts(itos(c, str));
}
reset_string(stringin, i);
uart_puts("> ");
i = 0;
}
else if (x == 127 || x == 8) // backspace character
{
if (i>0)
{
uart_putc('\b'); // move cursor back
uart_putc(' '); // insert space in terminal
uart_putc('\b'); // move cursor back before space
stringin[i-1] = 0x00; // replace last char with empty
i--; // decrement length
}
}
else{
stringin[i] = x;
uart_putc(stringin[i]);
i++;
}
}
}
