1 files changed, 99 insertions, 0 deletions
diff --git a/philo_one/src/helper.c b/philo_one/src/helper.c
new file mode 100644
index 0000000..fa4c7ff
--- /dev/null
+++ b/philo_one/src/helper.c
@@ -0,0 +1,99 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   helper.c                                           :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/02/08 23:22:49 by cacharle          #+#    #+#             */
+/*   Updated: 2020/09/29 14:15:50 by cacharle         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "philo_one.h"
+
+static int	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;
+	va_list	ap;
+
+	va_start(ap, format);
+	while (*format != '\0')
+	{
+		if (format[0] == '%' && format[1] == 's')
+		{
+			str = va_arg(ap, char*);
+			if (str != NULL)
+				write(STDERR_FILENO, str, h_strlen(str));
+			format += 2;
+		}
+		else
+		{
+			write(STDERR_FILENO, format, 1);
+			format++;
+		}
+	}
+	va_end(ap);
+	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);
+}