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update: splitted stuff into differnt files for run_ast.c

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maix0 2024-09-14 12:46:57 +00:00
parent 5fb84a3a82
commit 392fd77eca
22 changed files with 1498 additions and 1257 deletions
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151
exec/src/run_ast/_spawn_cmd.c Normal file
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@ -0,0 +1,151 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* _spawn_cmd.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/09/14 12:30:09 by maiboyer #+# #+# */
/* Updated: 2024/09/14 12:31:00 by maiboyer ### ########.fr */
/* */
/* ************************************************************************** */
#include "app/env.h"
#include "exec/_run_ast.h"
#include "me/str/str.h"
#include <sys/wait.h>
#include <unistd.h>
t_error _spawn_cmd_and_run(t_vec_str args, t_vec_ast redirection,
t_state *state, t_cmd_pipe cmd_pipe, t_command_result *out)
{
t_spawn_info info;
t_usize i;
t_ast_node red;
t_vec_str filename_args;
t_fd *red_fd;
struct s_ffree_state ffree;
t_pipe heredoc_pipe;
int status;
info = (t_spawn_info){};
if (cmd_pipe.input != NULL)
info.stdin = fd(cmd_pipe.input);
if (cmd_pipe.create_output)
info.stdout = piped();
i = 0;
filename_args = vec_str_new(16, str_free);
while (i < redirection.len)
{
red = redirection.buffer[i];
if (red == NULL)
continue ;
vec_str_free(filename_args);
filename_args = vec_str_new(16, str_free);
if (red->kind == AST_FILE_REDIRECTION)
{
if (red->data.file_redirection.op == AST_REDIR_INPUT)
{
if (info.stdin.tag == R_FD)
close_fd(info.stdin.fd.fd);
info.stdin.tag = R_INHERITED;
if (_ast_into_str(red->data.file_redirection.output, state,
&filename_args))
return (ERROR);
if (filename_args.len != 1)
return (vec_str_free(filename_args), ERROR);
red_fd = open_fd(filename_args.buffer[i], FD_READ, O_CLOEXEC,
0);
if (red_fd == NULL)
return (vec_str_free(filename_args), ERROR);
info.stdin = fd(red_fd);
}
if (red->data.file_redirection.op == AST_REDIR_OUTPUT)
{
if (info.stdout.tag == R_FD)
close_fd(info.stdout.fd.fd);
info.stdout.tag = R_INHERITED;
if (_ast_into_str(red->data.file_redirection.output, state,
&filename_args))
return (ERROR);
if (filename_args.len != 1)
return (vec_str_free(filename_args), ERROR);
red_fd = open_fd(filename_args.buffer[i], FD_WRITE,
O_TRUNC | O_CREAT | O_CLOEXEC,
FP_ALL_READ | FP_ALL_WRITE);
if (red_fd == NULL)
return (vec_str_free(filename_args), ERROR);
info.stdout = fd(red_fd);
}
if (red->data.file_redirection.op == AST_REDIR_APPEND)
{
if (info.stdout.tag == R_FD)
close_fd(info.stdout.fd.fd);
info.stdout.tag = R_INHERITED;
if (_ast_into_str(red->data.file_redirection.output, state,
&filename_args))
return (ERROR);
if (filename_args.len != 1)
return (vec_str_free(filename_args), ERROR);
red_fd = open_fd(filename_args.buffer[i], FD_WRITE,
O_TRUNC | O_CREAT | O_CLOEXEC,
FP_ALL_READ | FP_ALL_WRITE);
if (red_fd == NULL)
return (vec_str_free(filename_args), ERROR);
info.stdout = fd(red_fd);
}
if (red->data.file_redirection.op == AST_REDIR_DUP_INPUT
|| red->data.file_redirection.op == AST_REDIR_DUP_OUTPUT
|| red->data.file_redirection.op == AST_REDIR_CLOSE_INPUT
|| red->data.file_redirection.op == AST_REDIR_CLOSE_OUTPUT
|| red->data.file_redirection.op == AST_REDIR_INPUT_OUTPUT
|| red->data.file_redirection.op == AST_REDIR_OUTPUT_CLOBBER)
return (ERROR);
}
if (red->kind == AST_HEREDOC_REDIRECTION)
{
if (red->data.heredoc_redirection.op == AST_REDIR_HEREDOC)
{
if (info.stdout.tag == R_FD)
close_fd(info.stdout.fd.fd);
info.stdout.tag = R_INHERITED;
if (create_pipe(&heredoc_pipe))
return (ERROR);
put_string_fd(heredoc_pipe.write,
red->data.heredoc_redirection.content);
close_fd(heredoc_pipe.write);
info.stdin = fd(heredoc_pipe.read);
}
if (red->data.heredoc_redirection.op == AST_REDIR_HEREDOC_INDENT)
return (ERROR);
}
i++;
}
ffree = (struct s_ffree_state){.state = state, .cmd_pipe = cmd_pipe};
redirection.len = 0;
vec_ast_free(redirection);
vec_str_free(filename_args);
info.arguments = args;
if (args.len == 0)
return (vec_str_free(args), ERROR);
info.binary_path = str_clone(info.arguments.buffer[0]);
if (_is_builtin(info.binary_path))
return (_handle_builtin(info, state, cmd_pipe, out));
if (build_envp(state->env, state->tmp_var, &info.environement))
return (str_free(info.binary_path), ERROR);
info.forked_free_args = &ffree;
info.forked_free = (void (*)(void *))_ffree_func;
signal(SIGINT, SIG_IGN);
signal(SIGQUIT, SIG_IGN);
if (spawn_process(info, &out->process))
return (close_fd(cmd_pipe.input), out->exit = 127, ERROR);
if (cmd_pipe.create_output || cmd_pipe.input != NULL)
return (out->exit = -1, NO_ERROR);
if (waitpid(out->process.pid, &status, 0) == -1)
return (ERROR);
if (WIFEXITED(status))
out->exit = WEXITSTATUS(status);
if (WIFSIGNALED(status))
out->exit = WTERMSIG(status);
return (NO_ERROR);
}