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simple_cmd_builtin() done.

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+ exec_cmd_line.c split in multiples files
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LuckyLaszlo
2021-11-18 14:28:56 +01:00
parent 91d5a0d14c
commit 0bd9dcb3bb
8 changed files with 370 additions and 251 deletions
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53
srcs/exec/subshell_wait.c Normal file
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@@ -0,0 +1,53 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* subshell_wait.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: lperrey <lperrey@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/11/16 01:57:38 by lperrey #+# #+# */
/* Updated: 2021/11/18 13:27:43 by lperrey ### ########.fr */
/* */
/* ************************************************************************** */
#include "minishell.h"
static int handle_wait_error(void);
void wait_subshell(pid_t last_cmd_pid, int *last_exit_status)
{
int wstatus;
int ret;
wstatus = 0;
if (last_cmd_pid > 0)
{
if (waitpid(last_cmd_pid, &wstatus, 0) == -1)
perror("waitpid()");
if (WIFEXITED(wstatus))
*last_exit_status = WEXITSTATUS(wstatus);
}
ret = 0;
while (ret != -1)
{
ret = wait(&wstatus);
if (ret == -1)
ret = handle_wait_error();
}
if (WIFSIGNALED(wstatus))
{
write(STDIN_FILENO, "\n", 1);
*last_exit_status = 128 + WTERMSIG(wstatus);
}
}
static int handle_wait_error(void)
{
if (errno == ECHILD)
return (-1);
else if (errno == EINTR)
return (0);
else
perror("wait()");
return (-1);
}