64 lines
2 KiB
C
64 lines
2 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* launch_process.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: jhalford <jhalford@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2016/12/13 14:20:45 by jhalford #+# #+# */
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/* Updated: 2017/03/03 16:29:12 by jhalford ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "minishell.h"
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int launch_process(t_process *p)
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{
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t_exec *exec;
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int pid;
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exec = &data_singleton()->exec;
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if (p->attributes & PROCESS_BUILTIN && IS_PIPESINGLE(*p))
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{
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if (process_redirect(p))
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return (1);
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set_exitstatus((*p->execf)(p->path, p->av, data_singleton()->env), 1);
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}
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else
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{
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p->attributes &= ~PROCESS_STATE_MASK;
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p->attributes |= PROCESS_RUNNING;
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if (p->attributes & (PROCESS_BINARY | PROCESS_SCRIPT)
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&& access(p->path, X_OK) == -1)
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{
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ft_dprintf(2, "{red}%s: permission denied: %s{eoc}\n", SHELL_NAME, p->av[0]);
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set_exitstatus(126, 1);
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return (1);
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}
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pid = fork();
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if (pid == 0)
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{
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if (p->attributes & PROCESS_UNKNOWN)
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{
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ft_dprintf(2, "{red}%s: command not found: %s{eoc}\n", SHELL_NAME, p->av[0]);
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exit(127);
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/* set_exitstatus(127, 1); */
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}
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process_setgroup(p, 0);
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process_setsig();
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if (process_redirect(p))
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exit (1);
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(*p->execf)(p->path, p->av, data_singleton()->env);
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exit(43);
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}
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else if (pid > 0)
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{
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p->pid = pid;
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process_setgroup(p, pid);
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return (0);
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}
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else if (pid == -1)
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ft_dprintf(2, "{red}%s: internal fork error{eoc}\n", SHELL_NAME);
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}
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return (1);
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}
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