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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* m_loop.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: rbousset <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/02/14 17:19:27 by rbousset #+# #+# */
/* Updated: 2020/02/14 17:19:29 by rbousset ### ########lyon.fr */
/* */
/* ************************************************************************** */
#include <libft.h>
#include <stdint.h>
#include <stdlib.h>
#include <unistd.h>
#include "e_line.h"
#include "m_prompt.h"
#include "p_line.h"
#include "s_line.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_line(msh);
s_line_clear(&msh->curr);
}
uint8_t
m_loop(int32_t fd, t_msh *msh)
{
char *line;
char *quote;
int8_t gnl;
gnl = 1;
while (gnl > 0)
{
if (fd == STDIN_FILENO)
m_prompt(msh);
gnl = get_next_line(fd, &line);
if (line[0] != '\0')
{
if (!(quote = ft_strchr(line, '\'')) && !(quote = ft_strchr(line, '\"')))
{
p_line(line, msh);
ft_memdel((void*)&line);
e_line(msh);
s_line_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);
}
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