42/42_INT_07_minishell
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

path of cmd ok

Browse Source
This commit is contained in:
hugogogo
2021-10-30 14:43:06 +02:00
parent 75987a117e
commit 0292425bc1
3 changed files with 134 additions and 64 deletions
Download Patch File Download Diff File Expand all files Collapse all files

56
srcs/parsing/fill_cmd.c
View File

@@ -101,35 +101,37 @@ void handle_fd(t_token *token, t_cmd **cmd)
cmd[1]->fd_in = pipes_fd[0];
}
}
*/
int handle_builtin(t_token *token, t_cmd *cmd)
{
(void)token;
(void)cmd;
return (0);
}
void handle_cmd(char **argv, char **envp)
{
int i;
char **path;
char *cmd;
i = 0;
while (envp[i] && ft_strncmp(envp[i], "PATH=", 5))
i++;
path = ft_split(envp[i] + 5, ':'); // 5 = lentgh of "PATH="
i = -1;
while (*path && i != 0)
{
cmd = ft_strjoin(path[0], "/");
cmd = ft_strjoin(cmd, argv[0]);
i = access(cmd, X_OK);
path++;
}
argv[0] = cmd;
}
//int handle_builtin(t_token *token, t_cmd *cmd)
//{
// (void)token;
// (void)cmd;
// return (0);
//}
//
//void handle_cmd(char **argv, char **envp)
//{
// int i;
// char **path;
// char *cmd;
//
// i = 0;
// while (envp[i] && ft_strncmp(envp[i], "PATH=", 5))
// i++;
// path = ft_split(envp[i] + 5, ':'); // 5 = lentgh of "PATH="
// i = -1;
// while (*path && i != 0)
// {
// cmd = ft_strjoin(path[0], "/");
// cmd = ft_strjoin(cmd, argv[0]);
// i = access(cmd, X_OK);
// path++;
// }
// argv[0] = cmd;
//}
/*
t_cmd **fill_cmd(t_token *token, char **envp)
{
t_cmd **cmd;

121
srcs/parsing/parsing.c
View File

@@ -43,13 +43,20 @@ t_cmd **create_cmd(t_token *token_list, size_t cmd_nbr)
return (cmd_arr);
}
// T_TOKEN = 0,
// T_LESS = '<',
// T_GREAT = '>',
// T_PIPE = '|',
// T_DLESS, //'<<'
// T_DGREAT, //'>>'
// T_WORD
int is_redirection(enum e_token_id id)
{
if (id == T_LESS) // <
return (1);
else if (id == T_GREAT) // >
return (1);
else if (id == T_DLESS) // <<
return (1);
else if (id == T_DGREAT) // >>
return (1);
else
return (0);
}
// count nbr word in cmd, minus redirection and heredoc
int next_cmd(t_token *token)
{
@@ -58,7 +65,7 @@ int next_cmd(t_token *token)
i = 0;
while (token && token->id != T_PIPE)
{
if (token->id != T_WORD)
if (is_redirection(token->id))
i--;
else
i++;
@@ -74,6 +81,7 @@ void handle_argv(t_token *token, t_cmd **cmd, size_t cmd_nbr)
int argc;
int j;
int i;
int redirection;
i = 0;
while (cmd_nbr)
@@ -82,17 +90,16 @@ void handle_argv(t_token *token, t_cmd **cmd, size_t cmd_nbr)
cmd[i]->argv = calloc(argc + 1, sizeof(char *));
cmd[i]->argv[argc] = NULL;
j = 0;
redirection = is_redirection(token->id);
while (token && token->id != T_PIPE)
{
if (token->id == T_WORD)
if (!redirection && token->id == T_WORD)
{
cmd[i]->argv[j] = ft_strdup(token->content);
j++;
}
else if (token->id != T_PIPE)
token = token->next;
if (token->id != T_PIPE)
token = token->next;
redirection = is_redirection(token->id);
token = token->next;
}
if (token && token->id == T_PIPE)
token = token->next;
@@ -101,12 +108,75 @@ void handle_argv(t_token *token, t_cmd **cmd, size_t cmd_nbr)
}
}
int fill_builtin(t_cmd *cmd, int (*builtin)(int, char **, t_all *))
{
cmd->builtin_command = &builtin;
return (1);
}
int handle_builtin(t_cmd *cmd)
{
if (!ft_strncmp(cmd->argv[0], "echo", 4))
return (fill_builtin(cmd, &builtin_echo));
// else if (!ft_strncmp(cmd->argv[0], "cd", 2))
// return (fill_builtin(cmd, &builtin_cd));
// else if (!ft_strncmp(cmd->argv[0], "pwd", 3))
// return (fill_builtin(cmd, &builtin_pwd));
// else if (!ft_strncmp(cmd->argv[0], "export", 6))
// return (fill_builtin(cmd, &builtin_export));
// else if (!ft_strncmp(cmd->argv[0], "unset", 5))
// return (fill_builtin(cmd, &builtin_unset));
else if (!ft_strncmp(cmd->argv[0], "env", 3))
return (fill_builtin(cmd, &builtin_env));
else if (!ft_strncmp(cmd->argv[0], "exit", 4))
return (fill_builtin(cmd, &builtin_exit));
return (0);
}
void find_path(char **argv, char **envp)
{
int i;
char **path;
char *cmd;
i = 0;
while (envp[i] && ft_strncmp(envp[i], "PATH=", 5))
i++;
path = ft_split(envp[i] + 5, ':'); // 5 = lentgh of "PATH="
i = -1;
while (*path && i != 0)
{
cmd = ft_strjoin(path[0], "/");
cmd = ft_strjoin(cmd, argv[0]);
i = access(cmd, X_OK);
path++;
}
if (!(*path))
exit(0); // gerer erreur
argv[0] = cmd;
}
void handle_path(t_cmd **cmd_arr, char **envp)
{
int i;
i = 0;
while (cmd_arr[i])
{
if (!handle_builtin(cmd_arr[i]))
find_path(cmd_arr[i]->argv, envp);
i++;
}
// if (!handle_builtin(token, cmd[i]))
// handle_cmd(cmd[i]->argv, envp);
}
t_cmd **parsing(t_token *token_list, char **envp)
{
t_cmd **cmd_arr;
size_t cmd_nbr;
(void)envp;
/* t_binary_tree *syntax_tree;
syntax_tree = ft_calloc(1, sizeof *syntax_tree);
@@ -124,23 +194,20 @@ t_cmd **parsing(t_token *token_list, char **envp)
// 2.9.1 - 2) Expansion
// cmd_expansion(cmd_arr, envp);
handle_argv(token_list, cmd_arr, cmd_nbr);
int j;
j = 0;
while (cmd_arr[j])
{
printf("%i\n", j);
print_matrix(cmd_arr[j]->argv, " / ");
j++;
}
// if (!handle_builtin(token, cmd[i]))
// handle_cmd(cmd[i]->argv, envp);
handle_path(cmd_arr, envp);
// 2.9.1 - 3) Redirection
// handle_fd(token, cmd + i);
//int j;
//j = 0;
//while (cmd_arr[j])
//{
// printf("%i\n", j);
// print_matrix(cmd_arr[j]->argv, " ; ");
// j++;
//}
return (cmd_arr);
}

21
srcs/shell_loop.c
View File

@@ -6,7 +6,7 @@
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/04 05:59:26 by lperrey #+# #+# */
/* Updated: 2021/10/29 12:49:08 by hulamy ### ########.fr */
/* Updated: 2021/10/30 14:37:31 by hulamy ### ########.fr */
/* */
/* ************************************************************************** */
@@ -68,14 +68,15 @@ void shell_loop(t_all *c)
// EXEC_PIPES_AND_CO()
// temp placeholder
if (ft_strncmp(c->token_list->content, "env", 4) == 0)
builtin_env(0, NULL, c);
else if (ft_strncmp(c->token_list->content, "exit", 5) == 0)
builtin_exit(0, NULL, c);
else if (ft_strncmp(c->token_list->content, "echo", 5) == 0)
builtin_echo(ft_lstsize((t_list *)c->token_list) + 1, tokens_list_to_argv(c->token_list), c);
else
{
(void)tokens_list_to_argv;
// if (ft_strncmp(c->token_list->content, "env", 4) == 0)
// builtin_env(0, NULL, c);
// else if (ft_strncmp(c->token_list->content, "exit", 5) == 0)
// builtin_exit(0, NULL, c);
// else if (ft_strncmp(c->token_list->content, "echo", 5) == 0)
// builtin_echo(ft_lstsize((t_list *)c->token_list) + 1, tokens_list_to_argv(c->token_list), c);
// else
// {
c->cmd_arr = parsing(c->token_list, c->envp);
if (c->cmd_arr == NULL)
ft_putstr_fd("Syntax KO:\n-----------\n", 1);
@@ -85,7 +86,7 @@ void shell_loop(t_all *c)
ft_lstprint((t_list *)c->token_list, 1);
// execute_cmd(c->envp, c->cmd_arr);
ft_lstclear((t_list **)&c->token_list, free);
}
// }
}
}
}