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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* helper.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/02/08 23:22:49 by cacharle #+# #+# */
/* Updated: 2020/09/30 07:57:21 by cacharle ### ########.fr */
/* */
/* ************************************************************************** */
#include "common.h"
size_t h_strlen(char *s)
{
int counter;
counter = 0;
while (s[counter])
counter++;
return (counter);
}
long int h_atou_strict(char *s)
{
long int num;
char *origin;
origin = s;
if (*s < '0' || *s > '9')
return (h_err(-1, "Error: %s: is not a number", origin));
num = 0;
while (*s >= '0' && *s <= '9')
{
num *= 10;
if (num > UINT_MAX)
return (h_err(-1, "Error: %s: is too big", origin));
num += *s - '0';
if (num > UINT_MAX)
return (h_err(-1, "Error: %s: is too big", origin));
s++;
}
if (*s != '\0')
return (h_err(-1, "Error: %s: is not a number", origin));
return (num);
}
void h_putnbr(unsigned long int num)
{
if (num > 9)
h_putnbr(num / 10);
h_putchar(num % 10 + '0');
}
void h_putchar(char c)
{
write(STDOUT_FILENO, &c, 1);
}
void h_putstr(char *s)
{
write(STDOUT_FILENO, s, h_strlen(s));
}
int h_err(int ret, const char *format, char *str)
{
while (*format != '\0')
{
if (format[0] == '%' && format[1] == 's')
{
if (str != NULL)
write(STDERR_FILENO, str, h_strlen(str));
format += 2;
}
else
{
write(STDERR_FILENO, format, 1);
format++;
}
}
write(STDERR_FILENO, "\n", 1);
return (ret);
}
t_time h_time_now(void)
{
struct timeval tv;
if (gettimeofday(&tv, NULL) == -1)
return (-1);
return (tv.tv_sec * 1000 + tv.tv_usec / 1000);
}
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