refactoring for clarity of bt_read* family

This commit is contained in:
Jack Halford 2017-01-27 20:08:56 +01:00
parent cc2fadf41c
commit f236e8e734

View file

@ -0,0 +1,89 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* bt_read_parse.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: jhalford <jack@crans.org> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/01/27 18:25:22 by jhalford #+# #+# */
/* Updated: 2017/01/27 19:40:14 by jhalford ### ########.fr */
/* */
/* ************************************************************************** */
#include "builtin_read.h"
static t_readopt *bt_read_getopt(char letter)
{
int i;
i = 0;
while (g_readtab[i].letter)
{
if (g_readtab[i].letter == letter)
return (&g_readtab[i]);
i++;
}
return (NULL);
}
int bt_read_parse(t_read *data, char **av)
{
int i;
int j;
int k;
t_readopt *opt;
i = 1;
k = 0;
while (av[i])
{
j = 0;
if (av[i][j++] == '-')
{
if (av[i][j] == '-' && av[i][j + 1] == 0)
{
i++;
break ;
}
while (av[i][j])
{
if (!(opt = bt_read_getopt(av[i][j])))
{
ft_dprintf(2, "{red}%s: bad option: %c{eoc}\n", SHELL_NAME, av[i][j]);
return (2);
}
data->opts |= opt->flag;
if (opt->get)
{
(*opt->get)(data, av[++i]);
break ;
}
j++;
}
}
else
break ;
i++;
}
data->names = av[i] ? av + i : NULL;
DG("read_opts: %b", data->opts);
DG("\ndelim=%c\nnchars=%i\nprompt=%s\ntimeout=%i\nfd=%i",
data->delim, data->nchars, data->prompt, data->timeout, data->fd);
return (0);
}
int bt_read_init(t_read *data, char **av)
{
data->opts = 0;
data->delim = '\n';
data->nchars = -1;
data->prompt = NULL;
data->fd = 0;
data->input = NULL;
if ((bt_read_parse(data, av)))
return (1);
if (data->names)
DG("%s,%s", data->names[0], data->names[1]);
bt_read_terminit(data);
return (0);
}