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This commit is contained in:
Tanguy MAZE
2020-02-01 16:02:38 +01:00
parent 2a2f5bd4d3
commit f0837247bd
11 changed files with 153 additions and 138 deletions
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36
srcs/check_path_slash_cd.c Normal file
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@@ -0,0 +1,36 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* check_path_slach_cd.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: tmaze <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/02/01 15:29:57 by tmaze #+# #+# */
/* Updated: 2020/02/01 15:31:19 by tmaze ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
char *check_path_slash_cd(char *exec)
{
int i;
struct stat info;
struct stat info2;
if (exec[0] == '/')
{
if ((i = access(exec, F_OK)) != 0)
return (put_error_cd(exec, "no such file or directory"));
if ((i = lstat(exec, &info)) != 0)
return (put_error_cd(exec, "can't determine info"));
if ((S_ISLNK(info.st_mode)
&& ((i = stat(exec, &info2)) != 0 || !S_ISDIR(info2.st_mode)))
&& !S_ISDIR(info.st_mode))
return (put_error_cd(exec, "not a directory"));
if ((i = access(exec, X_OK)) != 0)
return (put_error_cd(exec, "permission denied"));
return (exec);
}
return (NULL);
}

25
srcs/cmd_cd.c
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@@ -6,35 +6,12 @@
/* By: tmaze <tmaze@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/01/07 16:44:40 by tmaze #+# #+# */
/* Updated: 2020/01/26 22:17:48 by tmaze ### ########.fr */
/* Updated: 2020/02/01 15:32:59 by tmaze ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
char *check_path_slash_cd(char *exec)
{
int i;
struct stat info;
struct stat info2;
if (exec[0] == '/')
{
if ((i = access(exec, F_OK)) != 0)
return (put_error_cd(exec, "no such file or directory"));
if ((i = lstat(exec, &info)) != 0)
return (put_error_cd(exec, "can't determine info"));
if ((S_ISLNK(info.st_mode)
&& ((i = stat(exec, &info2)) != 0 || !S_ISDIR(info2.st_mode)))
&& !S_ISDIR(info.st_mode))
return (put_error_cd(exec, "not a directory"));
if ((i = access(exec, X_OK)) != 0)
return (put_error_cd(exec, "permission denied"));
return (exec);
}
return (NULL);
}
int cmd_cd_update_env(char *path, t_env **env, char opt)
{
t_env *pwd;

40
srcs/def_env.c Normal file
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@@ -0,0 +1,40 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* def_env.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: tmaze <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/02/01 15:53:22 by tmaze #+# #+# */
/* Updated: 2020/02/01 15:53:34 by tmaze ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
t_env *def_env(void)
{
t_env *ret;
t_env *n;
char p[PATH_MAX];
n = ft_memalloc(sizeof(t_env));
if (n != NULL && ((n->key = ft_strnew(3)) == NULL || !getcwd(p, PATH_MAX)))
ft_envdelelem(&n);
if (n != NULL)
ft_strcpy(n->key, "PWD");
if (n != NULL && (n->val = ft_strdup(p)) == NULL)
ft_envdelelem(&n);
if (n != NULL)
ft_envaddend(&ret, n);
n = ft_memalloc(sizeof(t_env));
if (n != NULL && (n->key = ft_strnew(5)) == NULL)
ft_envdelelem(&n);
if (n != NULL)
ft_strcpy(n->key, "SHLVL");
if (n != NULL && (n->val = ft_strdup("1")) == NULL)
ft_envdelelem(&n);
if (n != NULL)
ft_envaddend(&ret, n);
return (ret);
}

29
srcs/main.c
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@@ -6,39 +6,12 @@
/* By: tmaze <tmaze@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/09/19 17:08:46 by tmaze #+# #+# */
/* Updated: 2020/01/30 13:47:35 by tmaze ### ########.fr */
/* Updated: 2020/02/01 15:54:34 by tmaze ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
t_env *def_env(void)
{
t_env *ret;
t_env *n;
char p[PATH_MAX];
n = ft_memalloc(sizeof(t_env));
if (n != NULL && ((n->key = ft_strnew(3)) == NULL || !getcwd(p, PATH_MAX)))
ft_envdelelem(&n);
if (n != NULL)
ft_strcpy(n->key, "PWD");
if (n != NULL && (n->val = ft_strdup(p)) == NULL)
ft_envdelelem(&n);
if (n != NULL)
ft_envaddend(&ret, n);
n = ft_memalloc(sizeof(t_env));
if (n != NULL && (n->key = ft_strnew(5)) == NULL)
ft_envdelelem(&n);
if (n != NULL)
ft_strcpy(n->key, "SHLVL");
if (n != NULL && (n->val = ft_strdup("1")) == NULL)
ft_envdelelem(&n);
if (n != NULL)
ft_envaddend(&ret, n);
return (ret);
}
char *inc_shlvl(char **shlvl)
{
char *ret;

39
srcs/ms_exec.c
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@@ -6,32 +6,12 @@
/* By: tmaze <tmaze@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/09/26 16:25:00 by tmaze #+# #+# */
/* Updated: 2020/01/30 11:48:25 by tmaze ### ########.fr */
/* Updated: 2020/02/01 15:47:08 by tmaze ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
int ft_isin(char *str, char c)
{
int i;
i = 0;
while (str && str[i])
if (str[i++] == c)
return (i - 1);
return (-1);
}
void *put_error(char *file, char *msg)
{
ft_putstr("minishell: ");
ft_putstr(file);
ft_putstr(": ");
ft_putendl(msg);
return (NULL);
}
char *check_path_slash(char *exec)
{
int i;
@@ -82,12 +62,6 @@ char *check_path_dot(char *exec, t_env *env)
return (put_error(exec, "no such file or directory"));
}
void *ft_strdel_null(char **s)
{
ft_strdel(s);
return (NULL);
}
char *check_path_elems(char **path_elems, char *exec)
{
int i;
@@ -146,17 +120,6 @@ char *check_path(char *exec, t_env *env)
return (ret);
}
void exec_cmd_child(char *path, char **argv, char **env_tab, t_env **env)
{
execve(path, argv, env_tab);
ft_putendl_fd("minishell: error", 1);
if (ft_strcmp(path, argv[0]) != 0)
ft_strdel(&path);
ft_del_words_tables(&env_tab);
ft_envdel(env);
exit(-1);
}
int exec_cmd(char **argv, t_env **env)
{
int ret;

56
srcs/ms_exec_utils.c Normal file
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@@ -0,0 +1,56 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ms_exec_utils.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: tmaze <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/02/01 15:43:41 by tmaze #+# #+# */
/* Updated: 2020/02/01 15:56:49 by tmaze ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
void exec_cmd_child(char *path, char **argv, char **env_tab, t_env **env)
{
execve(path, argv, env_tab);
ft_putendl_fd("minishell: error", 1);
if (ft_strcmp(path, argv[0]) != 0)
ft_strdel(&path);
ft_del_words_tables(&env_tab);
ft_envdel(env);
exit(-1);
}
void *ft_strdel_null(char **s)
{
ft_strdel(s);
return (NULL);
}
int ft_isin(char *str, char c)
{
int i;
i = 0;
while (str && str[i])
if (str[i++] == c)
return (i - 1);
return (-1);
}
void *put_error(char *file, char *msg)
{
ft_putstr("minishell: ");
ft_putstr(file);
ft_putstr(": ");
ft_putendl(msg);
return (NULL);
}
void *return_null(char *msg)
{
ft_printf("%s\n", msg);
return (NULL);
}

9
srcs/ms_ext.c
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@@ -6,18 +6,12 @@
/* By: tmaze <tmaze@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/10/25 18:21:47 by tmaze #+# #+# */
/* Updated: 2020/01/30 15:42:17 by tmaze ### ########.fr */
/* Updated: 2020/02/01 15:56:43 by tmaze ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
void *return_null(char *msg)
{
ft_printf("%s\n", msg);
return (NULL);
}
void ft_strreplace(char **dst, char *src, int *index, t_env *elem)
{
if (*dst != NULL)
@@ -57,7 +51,6 @@ char *replace_env(char *src, t_env *elem, int key_size, int i)
int res_len;
res_len = ft_strlen(src) - key_size + ft_strlen(elem->val);
ft_printf("size replace: %d\n", res_len);
if ((ret = ft_strnew(res_len)) != NULL)
{
ft_strncpy(ret, src, i);