/* ************************************************************************** */ /* */ /* ::: :::::::: */ /* m_loop.c :+: :+: :+: */ /* +:+ +:+ +:+ */ /* By: rbousset +#+ +:+ +#+ */ /* +#+#+#+#+#+ +#+ */ /* Created: 2020/02/14 17:19:27 by rbousset #+# #+# */ /* Updated: 2020/02/14 17:19:29 by rbousset ### ########lyon.fr */ /* */ /* ************************************************************************** */ #include #include #include #include #include "e_lcom.h" #include "m_prompt.h" #include "p_line.h" #include "s_lcom.h" static char *strjoin_m(char *s1, char *s2, uint8_t mode) { size_t i; size_t j; size_t size1; size_t size2; char *dst; i = -1; j = -1; size1 = ft_strlen(s1); size2 = ft_strlen(s2) + 1; if (!(dst = (char*)malloc((size1 + size2 + 2) * sizeof(char)))) return (NULL); while (++i < size1) dst[i] = s1[i]; (mode == 0) ? dst[i++] = '\n' : 0; while (++j < size2) dst[i + j] = s2[j]; dst[i + j] = '\0'; (mode == 0) ? ft_memdel((void*)&s1) : ft_memdel((void*)&s2); return (dst); } void m_loop_cont(t_msh *msh, char *line, char *quote, int8_t gnl) { char *prog; char *buf; char *fin; if (!(prog = ft_calloc(ft_strlen(line) + 1, sizeof(char))) || !(buf = ft_strdup(line + (quote - line) + 1))) return ; ft_memcpy(prog, line, (quote - line)); while (gnl > 0 && ((!(quote = ft_strrchr(buf, '\"'))) && (!(quote = ft_strrchr(buf, '\''))))) { m_cont_prompt(); gnl = get_next_line(STDIN_FILENO, &line); buf = strjoin_m(buf, line, 0); ft_memdel((void*)&line); } fin = ft_strtrim(buf, "\"'"); ft_memdel((void*)&buf); fin = (ft_strrchr(fin, '\'')) ? ft_strsubst(fin, "\'", "") : fin; fin = strjoin_m(prog, fin, 1); p_line(fin, msh); ft_memdel((void*)&prog); ft_memdel((void*)&fin); e_lcom(msh); lcom_clear(&msh->curr); } uint8_t m_loop(t_msh *msh) { char *line; char *quote; int8_t gnl; int32_t pipefd[2]; gnl = 1; pipefd[0] = STDOUT_FILENO; pipefd[1] = STDIN_FILENO; while (gnl > 0) { m_prompt(msh); gnl = get_next_line(STDIN_FILENO, &line); if (line[0] != '\0') { if (!(quote = ft_strchr(line, '\'')) && !(quote = ft_strchr(line, '\"'))) { p_line(line, msh); ft_memdel((void*)&line); e_lcom(msh); lcom_clear(&msh->curr); } else { m_loop_cont(msh, line, quote, 1); if (line != NULL) ft_memdel((void*)&line); } /* TODO: (null): Bad address on "msh ~> echo a > asd; cat < asd" but not on "msh ~> echo a > asd; cat asd" */ /* TODO: GNL 25 leak on "msh ~> exit" | gl hf */ /* TODO: "msh ~> some command \": re GNL into ft_nrealloc */ /* TODO: a histfile would be nice */ } else { ft_memdel((void*)&line); } } return (msh->ret); }