Normed s_init

1 files changed, 109 insertions, 0 deletions

diff --git a/src/s_init_next.c b/src/s_init_next.c
new file mode 100644
index 0000000..e8e0006
--- /dev/null
+++ b/src/s_init_next.c
@@ -0,0 +1,109 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   s_init_next.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 <stdlib.h>
+#include <unistd.h>
+#include <dirent.h>
+#include <errno.h>
+#include <limits.h>
+
+#include "b_export_next.h"
+#include "f_fail.h"
+#include "s_struct.h"
+#include "u_vars.h"
+#include "u_vars_next.h"
+
+void	s_inc_shlvl(t_msh *msh)
+{
+	char	fmt[8];
+	char	tmp[255];
+	char	str[255];
+	int32_t	shlvl;
+
+	u_get_var_value(tmp, "$SHLVL", 255, msh);
+	if (tmp[0] == C_NUL)
+	{
+		ft_memcpy(fmt, "SHLVL=1", 8);
+		b_export_with_equals(fmt, msh);
+	}
+	else
+	{
+		shlvl = ft_atoi(tmp);
+		if (shlvl >= 999)
+			f_shlvl_too_high(shlvl);
+		shlvl = (shlvl >= 999) ? 0 : shlvl;
+		shlvl = (shlvl < 0) ? 0 : shlvl + 1;
+		ft_itoa_s(str, shlvl);
+		u_subst_var_value("$SHLVL", str, msh);
+	}
+}
+
+char	**s_dupenv_del(char **nenvp, uint64_t i)
+{
+	while (i > 0)
+	{
+		ft_memdel((void*)&nenvp[i]);
+		i--;
+	}
+	ft_memdel((void*)&nenvp);
+	return (NULL);
+}
+
+char	**s_dupenv(char *const envp[])
+{
+	uint64_t	i;
+	char		**nenvp;
+
+	i = 0;
+	while (envp[i] != NULL)
+	{
+		i++;
+	}
+	if ((nenvp = (char**)malloc((i + 1) * sizeof(char*))) == NULL)
+	{
+		return (NULL);
+	}
+	i = 0;
+	while (envp[i] != NULL)
+	{
+		if ((nenvp[i] = ft_strdup(envp[i])) == NULL)
+			return (s_dupenv_del(nenvp, i));
+		i++;
+	}
+	nenvp[i] = NULL;
+	return (nenvp);
+}
+
+void	s_set_cwd(char cwd[], t_msh *msh)
+{
+	char	fmt[PATH_MAX];
+	DIR		*dir;
+
+	u_get_var_value(cwd, "$PWD", PATH_MAX, msh);
+	if (cwd[0] == C_NUL)
+	{
+		getcwd(cwd, PATH_MAX);
+		ft_sprintf(fmt, "%s=%s", "PWD", cwd);
+		b_export_with_equals(fmt, msh);
+		return ;
+	}
+	if ((dir = opendir(cwd)) != NULL)
+		closedir(dir);
+	else if (errno == ENOENT)
+	{
+		getcwd(cwd, PATH_MAX);
+		ft_sprintf(fmt, "%s=%s", "PWD", cwd);
+		b_export_with_equals(fmt, msh);
+		return ;
+	}
+}