minishell/libft/srcs/ft_strsplit.c
tvdu29 2a2f5bd4d3
Dev (#2)
* Restart from scratch

branched out on dev
removed all previous source files
started test on new env2lst function

* norm: splitted functions in main into appropriate file

Moved lstdelenvelem & env2lst to ms_env.c
Normed out files

* Feat(WIP): Added possibility to cmd_env to execute commands with
altered env.

Added dummy function for cd, echo, setenv & unsetenv
Started work on env copy feature

* feature: switched env from ft_list to specific list

* feature: added execution of commands from path

* feature: added env, setenv & unsetenv builtins

added -i option & command execution to env
added setenv & unsetenv builtins

* Clean-up: normed out files

* Changed comportment on error for check_path functions

* feature: added completion for ~ and ${}

WIP leaks detected on ${} completion

* fix leak on  ext need test

* feature: added echo cmd

changed printf ref to ft_printf

* feature: add cd built-in

* Simple norm-out

* moved env functions to libft

* fixed out-of-memory access in extension

* Resolved infinite loop in extension revolving

WIP norming in cd

* Normedout cmd_cd.c

* Normed out functions in cmd_cd

* Normed out funtions

sorting out needed

* removed -fsanitize from Makefile

* corrected env -i crash & SHLVL

* Delete norm.txt

* added put_error_cd2 in put_error_cd.c

* added inline environment
2020-01-31 15:06:17 +01:00

81 lines
2.0 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strsplit.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: tmaze <tmaze@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2018/04/07 17:54:29 by tmaze #+# #+# */
/* Updated: 2018/04/15 15:55:03 by tmaze ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
static int count_words(char const *s, char c)
{
int i;
int nb_words;
int in_word;
in_word = 0;
nb_words = 0;
i = -1;
while (++i == 0 || s[i - 1])
if (!in_word && s[i] != c && s[i] != '\0')
{
in_word = 1;
nb_words++;
}
else if (in_word && (s[i] == c || s[i] == '\0'))
in_word = 0;
return (nb_words);
}
static char **get_table(char const *s, char c, char **tab)
{
int i;
int nb_words;
int in_word;
size_t start;
nb_words = 0;
in_word = 0;
i = -1;
while (++i == 0 || s[i - 1])
if (!in_word && s[i] != c && (in_word = 1))
start = i;
else if (in_word && (s[i] == c || s[i] == '\0'))
{
if ((tab[nb_words] = ft_strsub(s, start, i - start)) == NULL)
{
while (--nb_words >= 0)
ft_strdel(&tab[nb_words]);
free(tab);
return (NULL);
}
nb_words++;
in_word = 0;
}
return (tab);
}
char **ft_strsplit(char const *s, char c)
{
int nb_words;
char **tab;
nb_words = 0;
tab = NULL;
if (s != NULL)
{
nb_words = count_words(s, c);
if ((tab = (char**)malloc(sizeof(char**) * (nb_words + 1))) == NULL)
return (NULL);
tab[nb_words] = NULL;
return (get_table(s, c, tab));
}
else
return (NULL);
}