1 files changed, 113 insertions, 0 deletions
diff --git a/src/b_sqb_err.c b/src/b_sqb_err.c
new file mode 100644
index 0000000..6c68841
--- /dev/null
+++ b/src/b_sqb_err.c
@@ -0,0 +1,113 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   b_sqb_err.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: rbousset <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/02/14 17:19:27 by rbousset          #+#    #+#             */
+/*   Updated: 2020/02/14 17:19:29 by rbousset         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <libft.h>
+#include <stdint.h>
+#include <unistd.h>
+
+#include "d_define.h"
+#include "u_utils.h"
+
+static uint8_t
+	b_single_op(const uint64_t argc,
+				char *argv[])
+{
+	if (argc > 3)
+	{
+		ft_dprintf(STDERR_FILENO, "[: %s: unexpected operator\n", argv[1]);
+		return (1);
+	}
+	return (0);
+}
+
+static uint8_t
+	b_expect_arg(const uint64_t argc,
+				char *argv[])
+{
+	if (argc == 3)
+	{
+		ft_dprintf(STDERR_FILENO, "[: %s: argument expected\n", argv[1]);
+		return (1);
+	}
+	return (0);
+}
+
+static uint8_t
+	b_double_op(const uint64_t argc,
+				char *argv[])
+{
+	if (argc > 4)
+	{
+		ft_dprintf(STDERR_FILENO, "[: %s: unexpected operator\n", argv[2]);
+		return (1);
+	}
+	return (0);
+}
+
+static uint8_t
+	b_bad_nbr(char *argv[])
+{
+	char	*ptr;
+
+	if (ft_ischarset("+-0123456789", argv[0][0]) == FALSE ||
+		ft_ischarset("+-0123456789", argv[2][0]) == FALSE)
+		return (1);
+	ptr = argv[0] + 1;
+	while (*ptr != '\0')
+	{
+		if (ft_isdigit(*ptr) == FALSE)
+		{
+			ft_dprintf(STDERR_FILENO, "[: %s: bad number\n", argv[0]);
+			return (1);
+		}
+		ptr++;
+	}
+	ptr = argv[2] + 1;
+	while (*ptr != '\0')
+	{
+		if (ft_isdigit(*ptr) == FALSE)
+			ft_dprintf(STDERR_FILENO, "[: %s: bad number\n", argv[2]);
+		if (ft_isdigit(*ptr) == FALSE)
+			return (1);
+		ptr++;
+	}
+	return (0);
+}
+
+uint8_t
+	b_sqb_err_check(uint8_t id,
+					char *argv[])
+{
+	const uint64_t	argc = u_builtins_get_argc((const char**)argv);
+
+	if (id >= FT_ID_SQB_NT)
+	{
+		if (b_expect_arg(argc, argv) != 0)
+			return (1);
+	}
+	if (id >= FT_ID_SQB_EQ)
+	{
+		if (b_bad_nbr(argv) != 0)
+			return (1);
+	}
+	if (id < FT_ID_SQB_NT)
+	{
+		if (b_single_op(argc, argv) != 0)
+			return (1);
+	}
+	else if (id >= FT_ID_SQB_NT)
+	{
+		if (b_double_op(argc, argv) != 0)
+			return (1);
+	}
+	return (0);
+}