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* expand

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This commit is contained in:
Loic Deridder
2025-02-10 13:38:01 +01:00
parent c102a6884c
commit a79227453c
7 changed files with 152 additions and 7 deletions
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4
srcs/execution/exec.c
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@@ -6,7 +6,7 @@
/* By: lderidde <lderidde@student.s19.be> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/01/27 11:22:33 by lderidde #+# #+# */
/* Updated: 2025/02/08 14:09:45 by lderidde ### ########.fr */
/* Updated: 2025/02/10 10:31:33 by lderidde ### ########.fr */
/* */
/* ************************************************************************** */
@@ -191,7 +191,7 @@ void handle_redir(t_ast_n *node)
int is_builtin(char *str)
{
if (ft_strncmp(str, "exit", 4) == 0)
if (ft_strncmp(str, "exit", -1) == 0)
return (1);
else if (ft_strncmp(str, "pwd", 3) == 0)
return (1);

110
srcs/expander/expand_star.c Normal file
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@@ -0,0 +1,110 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* expand_star.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: lderidde <lderidde@student.s19.be> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/02/10 09:09:37 by lderidde #+# #+# */
/* Updated: 2025/02/10 13:29:09 by lderidde ### ########.fr */
/* */
/* ************************************************************************** */
#include "../../includes/exec/expander.h"
#include <dirent.h>
#include <stdbool.h>
static char *_strfjoin(char *s1, char *s2)
{
char *out;
unsigned int i;
unsigned int j;
if (!s1 && !s2)
return (NULL);
if (!s1)
return (ft_strdup(s2));
if (!s2)
return (ft_strdup(s1));
out = ft_calloc(ft_strlen(s1) + ft_strlen(s2) + 1, sizeof(char));
if (!out)
return (NULL);
i = 0;
j = 0;
while (s1[j])
out[i++] = s1[j++];
j = 0;
while (s2[j])
out[i++] = s2[j++];
free(s1);
return (out);
}
bool ft_fnmatch(const char *str, const char *pat)
{
if (*pat == '\0' && *str == '\0')
return (true);
if (*pat == '*' && *(pat + 1) != '\0' && *str == '\0')
return (false);
if (*pat == *str)
return (ft_fnmatch(str + 1, pat + 1));
if (*pat == '*')
return (ft_fnmatch(str, pat + 1) || ft_fnmatch(str + 1, pat));
return (false);
}
void handle_new(t_ast_n *node, int j, char *new)
{
if (new)
{
ft_free(&node->args[j]);
node->args[j] = new;
}
}
void expander_star(t_ast_n *node, int j, char *pat)
{
DIR *dir;
struct dirent *entry;
char *new;
new = NULL;
dir = opendir(".");
entry = readdir(dir);
while (entry != NULL)
{
if (ft_strncmp(entry->d_name, ".", 1) == 0)
entry = readdir(dir);
else if (ft_fnmatch(entry->d_name, pat) == true)
{
if (new != NULL)
new = _strfjoin(new, " ");
new = _strfjoin(new, entry->d_name);
entry = readdir(dir);
}
else
entry = readdir(dir);
}
handle_new(node, j, new);
closedir(dir);
}
static int in_quote(char *str, char *ch)
{
if (in_squote(str, ch) || in_dquote(str, ch))
return (1);
return (0);
}
int expand_star(t_ast_n *node, int j)
{
int i;
i = 0;
while (node->args[j][i])
{
if (node->args[j][i] == '*' && !in_quote(node->args[j], &node->args[j][i]))
return (expander_star(node, j, node->args[j]), 1);
i++;
}
return (0);
}

25
srcs/expander/expand_var.c
View File

@@ -6,7 +6,7 @@
/* By: lderidde <lderidde@student.s19.be> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/02/07 12:58:25 by lderidde #+# #+# */
/* Updated: 2025/02/08 10:53:48 by lderidde ### ########.fr */
/* Updated: 2025/02/10 09:12:39 by lderidde ### ########.fr */
/* */
/* ************************************************************************** */
@@ -130,6 +130,29 @@ int in_squote(char *str, char *ch)
}
}
int in_dquote(char *str, char *ch)
{
if (!ft_strchr(str, '\'') && !ft_strchr(str, '\"'))
return (0);
else if (ft_strchr(str, '\"') && !ft_strchr(str, '\''))
{
if ((ch > ft_strchr(str, '\"')) && ch < ft_strrchr(str, '\"'))
return (1);
return (0);
}
else if (!ft_strchr(str, '\"') && ft_strchr(str, '\''))
return (0);
else
{
if (ft_strchr(str, '\"') < ft_strchr(str, '\''))
{
if ((ch > ft_strchr(str, '\"')) && ch < ft_strrchr(str, '\"'))
return (1);
return (0);
}
return (0);
}
}
int expand_var(t_ast_n *node, int j)
{
int i;

8
srcs/expander/expander.c
View File

@@ -6,7 +6,7 @@
/* By: lderidde <lderidde@student.s19.be> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/02/07 10:23:02 by lderidde #+# #+# */
/* Updated: 2025/02/08 15:56:26 by lderidde ### ########.fr */
/* Updated: 2025/02/10 10:40:34 by lderidde ### ########.fr */
/* */
/* ************************************************************************** */
@@ -114,6 +114,12 @@ t_ast_n *expand_node(t_ast_n *node)
if (expand_var(node, i))
check = 1;
if (!ifremove_quote(node, i) && check)
{
split_tab(node, i);
check = 0;
}
check = expand_star(node, i);
if (check)
split_tab(node, i);
ft_free(&node->cmd);
node->cmd = ft_strdup(node->args[0]);

4
srcs/msh_struct.c
View File

@@ -6,7 +6,7 @@
/* By: lderidde <lderidde@student.s19.be> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/02/06 15:32:03 by lderidde #+# #+# */
/* Updated: 2025/02/07 09:24:52 by lderidde ### ########.fr */
/* Updated: 2025/02/10 13:31:17 by lderidde ### ########.fr */
/* */
/* ************************************************************************** */
@@ -32,7 +32,7 @@ t_msh *init_msh(char **envp)
t_msh *msh;
msh = malloc(sizeof(t_msh) * 1);
msh->hist = open(".mmoat_hisotry", O_RDWR | O_CREAT | O_APPEND, 0666);
msh->hist = open(".mmoat_history", O_RDWR | O_CREAT | O_APPEND, 0666);
msh->ex_code = 0;
msh->input = NULL;
if (!msh)