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feat: made an executer and commented print functions out for show

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This commit is contained in:
whaffman 2025-02-12 20:52:49 +01:00
parent b196377066
commit 68efadf4ac
6 changed files with 127 additions and 63 deletions
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9
inc/executor.h
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@ -6,7 +6,7 @@
/* By: willem <willem@student.codam.nl> +#+ */
/* +#+ */
/* Created: 2025/02/08 17:06:07 by willem #+# #+# */
/* Updated: 2025/02/11 17:06:54 by whaffman ######## odam.nl */
/* Updated: 2025/02/12 20:24:20 by willem ######## odam.nl */
/* */
/* ************************************************************************** */
@ -16,5 +16,12 @@
# include "minishell.h"
char *executor_absolute_path(t_list *env, char *cmd);
void executor_child(t_command *command);
int executor_fork(t_command *command);
void executor_create_pipes(t_minishell *minishell);
void executor_execute_pipeline(t_minishell *minishell);
#endif // EXECUTOR_H

5
inc/typedef.h
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@ -6,7 +6,7 @@
/* By: whaffman <whaffman@student.codam.nl> +#+ */
/* +#+ */
/* Created: 2025/02/05 12:36:08 by whaffman #+# #+# */
/* Updated: 2025/02/12 18:47:30 by willem ######## odam.nl */
/* Updated: 2025/02/12 20:35:09 by willem ######## odam.nl */
/* */
/* ************************************************************************** */
@ -50,9 +50,10 @@ typedef struct s_command
{
char *command;
char **args;
char **environment;
t_list *environment;
int fd_in;
int fd_out;
int n_pipes;
} t_command;
typedef struct s_minishell

99
src/executor/executor.c
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@ -12,19 +12,28 @@
#include "minishell.h"
void executor_close_pipes(int n_pipes)
{
int i;
i = 3;
while (i < n_pipes + 3)
{
close(i);
i++;
}
}
void executor_child(t_command *command)
{
char *path;
if (command->fd_in != 0)
{
dup2(command->fd_in, 0);
close(command->fd_in);
}
if (command->fd_out != 1)
{
dup2(command->fd_out, 1);
close(command->fd_out);
}
execve(command->command, command->args, command->environment);
executor_close_pipes(command->n_pipes);
path = executor_absolute_path(command->environment, command->command);
execve(path, command->args, environment_get_arr(command->environment));
}
int executor_fork(t_command *command)
@ -35,6 +44,10 @@ int executor_fork(t_command *command)
pid = fork();
if (pid > 0)
{
if(command->fd_in != 0)
close(command->fd_in);
if(command->fd_out != 1)
close(command->fd_out);
waitpid(pid, &status, 0);
return (((status) & 0xff00) >> 8);
}
@ -45,18 +58,70 @@ int executor_fork(t_command *command)
return (EXIT_FAILURE);
}
int main(int argc, char **argv, char **envp)
void executer_create_pipes(t_minishell *minishell)
{
t_minishell minishell;
t_command command;
t_list *current;
t_command *command;
int fd[2];
int fd_in;
command.command = "/bin/ls";
command.args = (char *[]){"ls", "-l", NULL};
command.environment = envp;
command.fd_in = 0;
command.fd_out = 1;
printf("exit status: %d\n", executor_fork(&command));
return (0);
fd_in = 0;
current = minishell->commands;
while (current)
{
command = (t_command *)current->content;
if (current->next)
{
pipe(fd);
command->fd_out = fd[1];
}
else
command->fd_out = 1;
command->fd_in = fd_in;
command->n_pipes = (ft_lstsize(minishell->commands) - 1) * 2;
fd_in = fd[0];
current = current->next;
}
}
void executor_execute_pipeline(t_minishell *minishell)
{
t_list *current;
t_command *command;
executer_create_pipes(minishell);
current = minishell->commands;
while (current)
{
command = (t_command *)current->content;
command->environment = minishell->environment;
executor_fork(command);
current = current->next;
}
}
// int main(int argc, char **argv, char **envp)
// {
// t_minishell minishell;
// t_command command[3];
// minishell.commands = ft_lstnew(&command[0]);
// ft_lstadd_back(&minishell.commands, ft_lstnew(&command[1]));
// ft_lstadd_back(&minishell.commands, ft_lstnew(&command[2]));
// command[0].command = "/bin/ls";
// command[0].args = (char *[]){"ls", "-l", NULL};
// command[0].environment = envp;
// command[1].command = "/usr/bin/grep";
// command[1].args = (char *[]){"grep", "src", NULL};
// command[1].environment = envp;
// command[2].command = "/usr/bin/wc";
// command[2].args = (char *[]){"wc", "-l", NULL};
// command[2].environment = envp;
// executor_execute_pipeline(&minishell);
// return (0);
// }

16
src/main.c
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@ -6,7 +6,7 @@
/* By: whaffman <whaffman@student.codam.nl> +#+ */
/* +#+ */
/* Created: 2025/02/04 16:19:22 by whaffman #+# #+# */
/* Updated: 2025/02/12 12:54:01 by whaffman ######## odam.nl */
/* Updated: 2025/02/12 20:46:11 by willem ######## odam.nl */
/* */
/* ************************************************************************** */
@ -14,13 +14,13 @@
#include "minishell.h"
#include "utils.h"
static void token_print(void *param)
{
t_token *token;
// static void token_print(void *param)
// {
// t_token *token;
token = (t_token *)param;
printf("token type %i, value %s\n", token->type, token->value);
}
// token = (t_token *)param;
// printf("token type %i, value %s\n", token->type, token->value);
// }
int main(int argc, char **argv, char **envp)
{
@ -37,7 +37,7 @@ int main(int argc, char **argv, char **envp)
minishell->line = ft_prompt(minishell);
minishell->lexer = ft_lexer_new(minishell->line);
minishell->tokens = ft_parse_input(minishell->lexer);
ft_lstiter(minishell->tokens, token_print);
//ft_lstiter(minishell->tokens, token_print);
minishell->commands = parser_get_commands(minishell->tokens);
simple_builtins(minishell);
free_minishell_line(minishell);

46
src/parser/parser_get_commands.c
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@ -1,33 +1,33 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* parser_get_commands.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: qmennen <qmennen@student.codam.nl> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/02/11 14:06:02 by qmennen #+# #+# */
/* Updated: 2025/02/11 16:25:36 by qmennen ### ########.fr */
/* :::::::: */
/* parser_get_commands.c :+: :+: */
/* +:+ */
/* By: qmennen <qmennen@student.codam.nl> +#+ */
/* +#+ */
/* Created: 2025/02/11 14:06:02 by qmennen #+# #+# */
/* Updated: 2025/02/12 20:49:00 by willem ######## odam.nl */
/* */
/* ************************************************************************** */
#include "minishell.h"
static void print_cmds(void *content)
{
t_command *cmd;
int i;
// static void print_cmds(void *content)
// {
// t_command *cmd;
// int i;
cmd = (t_command *)content;
printf("cmd: %s\n", cmd->command);
printf("args: ");
i = 0;
while (cmd->args[i])
{
printf("%s ", cmd->args[i]);
i++;
}
printf("\n");
}
// cmd = (t_command *)content;
// printf("cmd: %s\n", cmd->command);
// printf("args: ");
// i = 0;
// while (cmd->args[i])
// {
// printf("%s ", cmd->args[i]);
// i++;
// }
// printf("\n");
// }
t_list *parser_get_commands(t_list *list)
{
@ -51,6 +51,6 @@ t_list *parser_get_commands(t_list *list)
if (current && ((t_token *)current->content)->type != T_WORD)
current = current->next;
}
ft_lstiter(command_list, print_cmds);
//ft_lstiter(command_list, print_cmds);
return (command_list);
}

13
src/utils/simple_builtins.c
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@ -6,7 +6,7 @@
/* By: whaffman <whaffman@student.codam.nl> +#+ */
/* +#+ */
/* Created: 2025/02/05 16:21:39 by whaffman #+# #+# */
/* Updated: 2025/02/12 12:52:30 by whaffman ######## odam.nl */
/* Updated: 2025/02/12 20:25:23 by willem ######## odam.nl */
/* */
/* ************************************************************************** */
@ -81,8 +81,6 @@ void fork_execve(t_minishell *minishell, char *path, char **argv)
void simple_builtins(t_minishell *minishell)
{
char *path;
if (!minishell->tokens)
return ;
if (cmp_value(minishell->tokens, "clear"))
@ -100,13 +98,6 @@ void simple_builtins(t_minishell *minishell)
environment_del(&(minishell->environment), ((t_token *)minishell->tokens->next->content)->value);
else
{
path = executor_absolute_path(minishell->environment, ((t_token *)minishell->tokens->content)->value);
if (path == NULL)
printf("minishell: %s: command not found\n", ((t_token *)minishell->tokens->content)->value);
else
{
printf("found excutable: %s\n", path);
fork_execve(minishell, path, ft_split(((t_token *)minishell->tokens->content)->value, ' '));
}
executor_execute_pipeline(minishell);
}
}