74 lines
2.2 KiB
C
74 lines
2.2 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* process_set.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: jhalford <jhalford@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2017/03/05 14:54:45 by jhalford #+# #+# */
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/* Updated: 2017/03/26 22:14:09 by jhalford ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "minishell.h"
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t_itof g_setprocessmap[] =
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{
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{TK_WHILE, &pset_while},
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{TK_IF, &pset_if},
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{TK_UNTIL, &pset_until},
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{TK_FOR, &pset_for},
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{TK_CASE, &pset_case},
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{SUBSHELL, &pset_subshell},
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{CMD, &pset_cmd},
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{TK_LBRACE, &pset_brace},
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{0, NULL}
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};
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static int process_set_spec(t_process *p, t_btree *ast)
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{
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int i;
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t_astnode *item;
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if (!ast)
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return (0);
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item = ast->item;
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i = -1;
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while (g_setprocessmap[++i].id)
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if (item->type == g_setprocessmap[i].id)
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{
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if (!g_setprocessmap[i].f)
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return (1);
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return ((*g_setprocessmap[i].f)(p, ast));
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}
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return (1);
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}
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int process_set(t_process *p, t_btree *ast)
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{
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t_exec *exec;
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int op;
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int fds[2];
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ft_bzero(p, sizeof(t_process));
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exec = &data_singleton()->exec;
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op = pop(&exec->op_stack);
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if ((EXEC_IS_AND_IF(exec->attrs)
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&& ft_strcmp(ft_getenv(data_singleton()->env, "?"), "0") != 0)
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|| (EXEC_IS_OR_IF(exec->attrs)
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&& ft_strcmp(ft_getenv(data_singleton()->env, "?"), "0") == 0))
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return (1);
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fds[PIPE_WRITE] = STDOUT;
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fds[PIPE_READ] = STDIN;
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(op == TK_PIPE) ? pipe(fds) : (0);
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exec->job.attrs |= (op == TK_AMP ? JOB_BG : 0);
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p->fdin = exec->fdin;
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p->to_close = fds[PIPE_READ];
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p->fdout = fds[PIPE_WRITE];
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p->pid = 0;
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exec->fdin = fds[PIPE_READ];
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if (ast)
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p->redirs = ft_lstmap(
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((t_astnode *)ast->item)->data.cmd.redir, &redir_copy);
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return (process_set_spec(p, ast));
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}
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