-
Notifications
You must be signed in to change notification settings - Fork 0
/
get_precision.c
46 lines (40 loc) · 761 Bytes
/
get_precision.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
#include "main.h"
/**
* get_precision - Functions that calculates the precision for printing
*
* @format: Formatted string in which to print the arguments
* @i: List of arguments to be printed.
* @list: list of arguments.
*
* Return: Precision.
*/
int get_precision(const char *format, int *i, va_list list)
{
int curr_i = *i + 1;
int precision = -1;
if (format[curr_i] != '.')
{
return (precision);
}
precision = 0;
for (curr_i += 1; format[curr_i] != '\0'; curr_i++)
{
if (is_digit(format[curr_i]))
{
precision *= 10;
precision += format[curr_i] - '0';
}
else if (format[curr_i] == '*')
{
curr_i++;
precision = va_arg(list, int);
break;
}
else
{
break;
}
}
*i = curr_i - 1;
return (precision);
}