138 lines
4.2 KiB
C
138 lines
4.2 KiB
C
/* ************************************************************************** */
|
|
/* */
|
|
/* ::: :::::::: */
|
|
/* expand_bquote.c :+: :+: :+: */
|
|
/* +:+ +:+ +:+ */
|
|
/* By: wescande <wescande@student.42.fr> +#+ +:+ +#+ */
|
|
/* +#+#+#+#+#+ +#+ */
|
|
/* Created: 2017/02/17 17:47:53 by wescande #+# #+# */
|
|
/* Updated: 2017/02/24 22:04:59 by ariard ### ########.fr */
|
|
/* */
|
|
/* ************************************************************************** */
|
|
|
|
#include "minishell.h"
|
|
|
|
static void expand_all_bquote(t_bquote *me, char *content,
|
|
char *ifs)
|
|
{
|
|
char *content2;
|
|
|
|
while ((content2 = ft_strtok(NULL, ifs)))
|
|
{
|
|
ft_ld_pushfront(me->wk, gen_tab(ft_strdup(content),
|
|
calc_expand_esc(me->esc, 0,
|
|
(int[2]){ft_strlen(content), 1}, (int[2]){0, 0}),
|
|
calc_expand_esc(me->esc2, 0,
|
|
(int[2]){ft_strlen(content), 1}, (int[2]){0, 0}), 0));
|
|
content = content2;
|
|
}
|
|
ft_ld_pushfront(me->wk, gen_tab(ft_strjoin(content, me->s2),
|
|
calc_expand_esc(me->esc, 0,
|
|
(int[2]){ft_strlen(content), 1},
|
|
(int[2]){ft_strlen(me->s1) + ft_strlen(me->mid),
|
|
ft_strlen(me->s2)}),
|
|
calc_expand_esc(me->esc2, ft_strlen(me->s1),
|
|
(int[2]){ft_strlen(content), 1},
|
|
(int[2]){ft_strlen(me->s1) + ft_strlen(me->mid),
|
|
ft_strlen(me->s2)}),
|
|
0));
|
|
}
|
|
|
|
static void init_expand(t_bquote *me, char *content, int esc)
|
|
{
|
|
char *ifs;
|
|
char *content2;
|
|
|
|
ifs = esc ? NULL : ft_getenv(data_singleton()->env, "IFS");
|
|
content = ft_strtok(content, ifs);
|
|
if (!(content2 = ft_strtok(NULL, ifs)))
|
|
ft_ld_pushfront(me->wk, gen_tab(ft_strjoinf(ft_strjoin(me->s1, content),
|
|
me->s2, 1),
|
|
calc_expand_esc(me->esc, ft_strlen(me->s1),
|
|
(int[2]){ft_strlen(content), 1},
|
|
(int[2]){ft_strlen(me->s1) + ft_strlen(me->mid),
|
|
ft_strlen(me->s2)}),
|
|
calc_expand_esc(me->esc2, ft_strlen(me->s1),
|
|
(int[2]){ft_strlen(content), 1},
|
|
(int[2]){ft_strlen(me->s1) + ft_strlen(me->mid),
|
|
ft_strlen(me->s2)}), 0));
|
|
else
|
|
{
|
|
ft_ld_pushfront(me->wk, gen_tab(ft_strjoin(me->s1, content),
|
|
calc_expand_esc(me->esc, ft_strlen(me->s1),
|
|
(int[2]){ft_strlen(content), 1}, (int[2]){0, 0}),
|
|
calc_expand_esc(me->esc2, ft_strlen(me->s1),
|
|
(int[2]){ft_strlen(content), 1}, (int[2]){0, 0}), 0));
|
|
expand_all_bquote(me, content2, ifs);
|
|
}
|
|
}
|
|
|
|
static char *get_output(char *command)
|
|
{
|
|
char *output;
|
|
int len;
|
|
|
|
output = command_getoutput(command);
|
|
len = ft_strlen(output);
|
|
while (output[--len] == '\n')
|
|
output[len] = '\0';
|
|
return (output);
|
|
}
|
|
|
|
static int search_bquote(t_bquote *me)
|
|
{
|
|
char *sta;
|
|
char *content;
|
|
|
|
sta = NULL;
|
|
while (*me->str)
|
|
{
|
|
sta = *me->str == '`' && !sta
|
|
&& !is_char_esc(me->esc2, CH(*me->wk)[0], me->str) ? me->str : sta;
|
|
if (sta && *me->str == '`' && me->str != sta
|
|
&& !is_char_esc(me->esc2, CH(*me->wk)[0], me->str))
|
|
{
|
|
me->mid = ft_strsub(sta, 1, me->str - sta - 1);
|
|
me->s1 = ft_strsub(CH(*me->wk)[0], 0, sta - CH(*me->wk)[0]);
|
|
me->s2 = ft_strdup(me->str + 1);
|
|
content = get_output(me->mid);
|
|
init_expand(me, content, is_char_esc(me->esc, CH(*me->wk)[0], sta));
|
|
ft_strdel(&me->mid);
|
|
ft_strdel(&me->s1);
|
|
ft_strdel(&me->s2);
|
|
ft_strdel(&content);
|
|
return (1);
|
|
}
|
|
++me->str;
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
void expand_bquote(t_glob *gl)
|
|
{
|
|
t_ld *tmp;
|
|
t_bquote me;
|
|
int do_it;
|
|
|
|
ft_ld_pushfront(&gl->m_pat, gen_tab(gl->pat, gl->esc, gl->esc2, 0));
|
|
me = (t_bquote){NULL, NULL, NULL, NULL, NULL, NULL, NULL};
|
|
do_it = 1;
|
|
while ((gl->m_pat = ft_ld_front(gl->m_pat)) && do_it)
|
|
{
|
|
do_it = 0;
|
|
while (gl->m_pat && !do_it)
|
|
{
|
|
me.wk = &gl->m_pat;
|
|
me.esc = UCH(gl->m_pat)[1];
|
|
me.esc2 = UCH(gl->m_pat)[2];
|
|
me.str = CH(gl->m_pat)[0];
|
|
if ((tmp = gl->m_pat) &&
|
|
(do_it = search_bquote(&me)) == 1)
|
|
ft_ld_del(&tmp, &ft_tabdel);
|
|
if (!gl->m_pat->next)
|
|
break ;
|
|
gl->m_pat = gl->m_pat->next;
|
|
}
|
|
}
|
|
ft_ld_reverse(&gl->m_pat);
|
|
}
|