From cfdf913c4b8caa8e795e78f8b0503e12323af2e7 Mon Sep 17 00:00:00 2001
From: Maoake Teriierooiterai <mteriier@z4r8p1.42lyon.fr>
Date: Tue, 13 Jan 2026 08:17:50 +0100
Subject: [PATCH] refactoring functions parsing main flags

---
 checker/verif_is_digit.c |  9 ++++----
 checker/verif_overflow.c |  2 +-
 flags/flag.c             | 44 +++++-----------------------------------
 main.c                   |  6 ------
 parsing/parsing.c        | 35 ++------------------------------
 5 files changed, 12 insertions(+), 84 deletions(-)

diff --git a/checker/verif_is_digit.c b/checker/verif_is_digit.c
index 6d6f6d7..d9eacca 100644
--- a/checker/verif_is_digit.c
+++ b/checker/verif_is_digit.c
@@ -19,11 +19,10 @@ int	scan_str_is_digit(char *tab)
 	i = 0;
 	while (tab[i])
 	{
-		if (!ft_isdigit(tab[i]) && (tab[i] == '-' && !ft_isdigit(tab[i + 1])))
-			return (0);
-		else if (tab[i] == '+' && !ft_isdigit(tab[i + 1]))
-			return (0);
-		else if (!ft_isdigit(tab[i]))
+		if ((tab[i] == '+' || tab[i] == '-') && ft_isdigit(tab[i + 1])
+			&& tab[i + 1])
+			i++;
+		if (!ft_isdigit(tab[i]))
 			return (0);
 		i++;
 	}
diff --git a/checker/verif_overflow.c b/checker/verif_overflow.c
index c9518c7..173680d 100644
--- a/checker/verif_overflow.c
+++ b/checker/verif_overflow.c
@@ -28,7 +28,7 @@ static int	verif_atoi(const char *nptr)
 	i = 0;
 	tmp = 0;
 	before = 0;
-	if (ft_strncmp("-2147483648", nptr, 12))
+	if (ft_strncmp("-2147483648", nptr, 15))
 		return (1);
 	while ((nptr[i] >= 9 && nptr[i] <= 13) || nptr[i] == ' ')
 		i++;
diff --git a/flags/flag.c b/flags/flag.c
index e531221..8157369 100644
--- a/flags/flag.c
+++ b/flags/flag.c
@@ -14,48 +14,14 @@
 #include "parsing.h"
 #include "flags.h"
 
-static int	verif_arg(char *argv)
-{
-	int		len;
-	int		verif;
-	char	**split;
-
-	split = ft_split(argv, ' ');
-	if (!split)
-		return (-1);
-	len = len_split(split);
-	if (len > 1)
-		verif = 1;
-	else
-		verif = 0;
-	free_tab(split);
-	return (verif);
-}
-
-int	calcul_mod(int argc, char **argv)
+int calcul_mod(int argc, char **argv)
 {
 	int	mod;
 
-	if (verif_arg(argv[argc -1]) == 0)
-	{
-		if (ft_strncmp("--", argv[1], 2) && ft_strncmp("--", argv[2], 2))
-			mod = 2;
-		else if (ft_strncmp("--", argv[1], 2) && !ft_strncmp("--", argv[2], 2))
-			mod = 1;
-		else
-			mod = 0;
-	}
-	else if (verif_arg(argv[argc -1]) == 1)
-	{
-		if (ft_strncmp("--", argv[1], 2) && ft_strncmp("--", argv[2], 2))
-			mod = 5;
-		else if (ft_strncmp("--", argv[1], 2) && !ft_strncmp("--", argv[2], 2))
-			mod = 4;
-		else
-			mod = 3;
-	}
-	else
-		mod = -1;
+	mod = 0;
+	while (argv[mod] && !ft_isdigit(argv[mod][0]) && mod < argc)
+		mod++;
+	mod--;
 	return (mod);
 }
 
diff --git a/main.c b/main.c
index 4233fc8..fbbec01 100644
--- a/main.c
+++ b/main.c
@@ -28,12 +28,6 @@ int	main(int argc, char **argv)
 	if (!tab)
 		return (0);
 	len = len_split(tab);
-	if (!scan_str_is_digit(tab[len - 1]))
-	{
-		free_tab(tab);
-		write(2, "Error\n", 7);
-		return (0);
-	}
 	mod = calcul_mod(len, tab);
 	if (check_error(tab, mod))
 		test1(tab, len, mod);
diff --git a/parsing/parsing.c b/parsing/parsing.c
index 3a80a9c..232863f 100644
--- a/parsing/parsing.c
+++ b/parsing/parsing.c
@@ -16,13 +16,7 @@
 
 int	wich_mod(int mod)
 {
-	if (mod == 0)
-		return (1);
-	else if (mod == 1)
-		return (2);
-	else if (mod == 2)
-		return (3);
-	return (0);
+	return (mod % 3 + 1);
 }
 
 static t_stack	*parsing(int argc, char **argv, int mod)
@@ -51,28 +45,6 @@ static t_stack	*parsing(int argc, char **argv, int mod)
 	return (first);
 }
 
-static t_stack	*special_parsing(char **argv, int mod)
-{
-	t_stack		*a;
-	char		**split_tab;
-	int			len;
-	int			i;
-
-	i = mod % 3 + 1;
-	split_tab = ft_split(argv[i], ' ');
-	if (!split_tab)
-		return (NULL);
-	len = len_split(split_tab);
-	a = parsing(len, split_tab, mod);
-	if (!a)
-	{
-		free_tab(split_tab);
-		return (NULL);
-	}
-	free_tab(split_tab);
-	return (a);
-}
-
 static void	set_t_stacks(t_stacks *stacks)
 {
 	stacks->a = NULL;
@@ -102,10 +74,7 @@ t_stacks	*init_stacks(int argc, char **argv, int mod)
 	if (!stacks)
 		return (NULL);
 	set_t_stacks(stacks);
-	if (mod == 0 || mod == 1 || mod == 2)
-		a = parsing(argc, argv, mod);
-	else
-		a = special_parsing(argv, mod);
+	a = parsing(argc, argv, mod);
 	if (!a)
 	{
 		free(stacks);