commented things to clarify

This commit is contained in:
LinlyBoi
2023-08-22 14:48:45 +03:00
parent ad695607b5
commit 26f30dda48

View File

@@ -10,21 +10,21 @@
**/
int _printf(const char *format, ...)
{
int buff_idx, fmt_idx;
int buff_idx, fmt_idx; /* Indexes */
unsigned int identifiers, BUFF_SIZE, printed;
char *buffer;
char *buffer; /*where non formated things are stored*/
va_list args;
va_start(args, format);
identifiers = _contains(format, '%');
identifiers = _contains(format, '%'); /* instances of %s, %c etc */
BUFF_SIZE = _strlen(format) - identifiers;
buffer = malloc(BUFF_SIZE);
buffer = malloc(BUFF_SIZE); /* sized of the non % instances only*/
if (!format) /* No string. No laundry */
return (0);
buff_idx = 0;
buff_idx = 0; /* was there a way to squish these together? */
fmt_idx = 0;
printed = 0;
while (*(format + fmt_idx))
@@ -35,6 +35,7 @@ int _printf(const char *format, ...)
{
_puts(buffer);
BUFF_SIZE -= _strlen(buffer);
printed += _strlen(buffer);
free(buffer);
buffer = malloc(BUFF_SIZE);
buff_idx = 0;
@@ -42,12 +43,13 @@ int _printf(const char *format, ...)
switch (*(format + fmt_idx + 1)) /*this needs to shrink*/
{
case 's':
_puts(va_arg(args, char*));
printed += _puts(va_arg(args, char*));
break;
case 'c':
_putchar(va_arg(args, int));
printed += _putchar(va_arg(args, int));
break;
case '%': /*add 1 byte*/
printed += _putchar('%');
break;
}
fmt_idx += 2;
@@ -61,7 +63,7 @@ int _printf(const char *format, ...)
}
if (*buffer)
{
_puts(buffer);
printed += _puts(buffer);
free(buffer);
}
return (printed);