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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* p_split.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 <stdlib.h>
#include <limits.h>
#include "f_fail.h"
#include "d_define.h"
#include "p_split.h"
#include "s_struct.h"
#include "u_parse.h"
#include "u_utils.h"
static void
p_meet_splitter(char *ptr,
const char line[],
t_split_block *sp,
t_quote_mode mode)
{
if (mode == Q_NONE && *ptr == C_SEMIC && *(ptr + 1) != C_SEMIC &&
u_is_not_escaped(line, ptr) == TRUE)
{
sp->pos[sp->count] = (ptr - line);
sp->nextif[sp->count] = 0;
sp->count += 1;
}
else if (mode == Q_NONE && *ptr == C_AMP && *(ptr + 1) == C_AMP &&
(*ptr + 2) != C_PIPE && u_is_not_escaped(line, ptr) == TRUE)
{
sp->pos[sp->count] = (ptr - line);
sp->nextif[sp->count] = 1;
sp->count += 1;
}
else if (mode == Q_NONE && *ptr == C_PIPE && *(ptr + 1) == C_PIPE &&
*(ptr + 2) != C_PIPE && u_is_not_escaped(line, ptr) == TRUE)
{
sp->pos[sp->count] = (ptr - line);
sp->nextif[sp->count] = 2;
sp->count += 1;
}
}
static void
p_fill_sp(t_split_block *sp, const char line[])
{
char *ptr;
t_quote_mode mode;
sp->pos[0] = 0;
sp->nextif[0] = 0;
sp->count = 0;
mode = Q_NONE;
ptr = (char*)line;
while (*ptr != C_NUL)
{
if (*ptr == C_SQUOTE)
mode = u_meet_squote(line, ptr, mode);
else if (*ptr == C_DQUOTE)
mode = u_meet_dquote(line, ptr, mode);
else if (*ptr == C_SEMIC || *ptr == C_AMP || *ptr == C_PIPE)
p_meet_splitter(ptr, line, sp, mode);
ptr++;
}
sp->pos[sp->count] = ptr - line;
sp->nextif[sp->count] = 0;
sp->count += 1;
}
static void
*p_del_split(char *words[], size_t todel)
{
size_t i;
i = 0;
while (i < todel)
{
ft_memdel((void*)&words[i]);
}
ft_memdel((void*)&words);
return (NULL);
}
static char
**p_get_words(const char line[], const t_split_block *sp)
{
char **words;
int64_t i;
size_t oldpos;
int8_t oldif;
if ((words = (char**)malloc((sp->count + 1) * sizeof(char*))) == NULL)
return (NULL);
oldpos = 0;
oldif = -1;
i = -1;
while (++i < sp->count)
{
if ((words[i] = (char*)malloc(((sp->pos[i] - oldpos) + 2) *
sizeof(char))) == NULL)
return ((char**)p_del_split(words, i));
ft_strlcpy(words[i], line + oldpos + ((oldif > 0) ? (2) : (oldif) + 1),
sp->pos[i] - oldpos + 1 - ((oldif > 0) ? (2) : (1)) +
((oldif < 0) ? (1) : (0)));
words[i][ft_strlen(words[i]) + 1] = C_NUL;
words[i][ft_strlen(words[i])] = sp->nextif[i] + 0x30;
oldpos = sp->pos[i];
oldif = sp->nextif[i];
}
words[i] = NULL;
return (words);
}
char
**p_split_line(char line[])
{
t_split_block sp;
char **words;
words = NULL;
p_fill_sp(&sp, line);
if ((words = p_get_words(line, &sp)) == NULL)
{
ft_memdel((void*)&line);
return (NULL);
}
ft_memdel((void*)&line);
return (words);
}
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