Merge remote-tracking branch 'origin/minishell'

42 files changed, 829 insertions, 64 deletions

diff --git a/src/algo/ft_compar_int.c b/src/algo/ft_compar_int.c
index 848dc71..ab057bf 100644
--- a/src/algo/ft_compar_int.c
+++ b/src/algo/ft_compar_int.c
@@ -6,12 +6,19 @@
 /*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2020/01/19 08:24:43 by cacharle          #+#    #+#             */
-/*   Updated: 2020/01/19 08:27:38 by cacharle         ###   ########.fr       */
+/*   Updated: 2020/04/04 22:30:09 by charles          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft.h"
 
+/*
+** \brief    Comparison function for 2 ints
+** \param a  Pointer to first int
+** \param b  Pointer to first int
+** \return   The difference between a and b
+*/
+
 int	ft_compar_int(const void *a, const void *b)
 {
 	return (*(int*)a - *(int*)b);
diff --git a/src/algo/ft_compar_str.c b/src/algo/ft_compar_str.c
new file mode 100644
index 0000000..6749ab0
--- /dev/null
+++ b/src/algo/ft_compar_str.c
@@ -0,0 +1,25 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_compar_str.c                                    :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: charles <charles.cabergs@gmail.com>        +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/04/04 15:44:24 by charles           #+#    #+#             */
+/*   Updated: 2020/04/04 22:31:15 by charles          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft_algo.h"
+
+/*
+** \brief       String comparison function
+** \param s1_p  Pointer to first string
+** \param s2_p  Pointer to second string
+** \return      `strcmp` of both strings
+*/
+
+int	ft_compar_str(const void *s1_p, const void *s2_p)
+{
+	return (ft_strcmp(*(const char**)s1_p, *(const char**)s2_p));
+}
diff --git a/src/algo/ft_is_set.c b/src/algo/ft_is_set.c
index 3e7ae31..fd26a88 100644
--- a/src/algo/ft_is_set.c
+++ b/src/algo/ft_is_set.c
@@ -6,14 +6,21 @@
 /*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2020/01/19 07:17:15 by cacharle          #+#    #+#             */
-/*   Updated: 2020/02/10 02:51:41 by cacharle         ###   ########.fr       */
+/*   Updated: 2020/04/04 22:33:03 by charles          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "libft.h"
 #include "libft_algo.h"
 
-t_ftbool	ft_is_set(void *base, size_t nel, size_t width,
+/*
+** \brief         Test whether array only contains unique elements
+** \param base    Array to test
+** \param nel     Number of element in the array
+** \param width   Size of an element
+** \param compar  Comparison function to test if 2 elements are equal
+*/
+
+bool	ft_is_set(void *base, size_t nel, size_t width,
 						t_ftcompar_func compar)
 {
 	size_t	i;
diff --git a/src/algo/ft_mergesort.c b/src/algo/ft_mergesort.c
index 25b4255..8556145 100644
--- a/src/algo/ft_mergesort.c
+++ b/src/algo/ft_mergesort.c
@@ -6,12 +6,19 @@
 /*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2020/02/10 02:26:41 by cacharle          #+#    #+#             */
-/*   Updated: 2020/02/13 23:14:21 by cacharle         ###   ########.fr       */
+/*   Updated: 2020/04/04 22:40:55 by charles          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft_algo.h"
 
+/*
+** \brief        Helper function to return in case of error
+** \param left   Left subarray
+** \param right  Right subarray
+** \return       -1 to indicate error
+*/
+
 static int	st_mergesort_error(void *left, void *right)
 {
 	free(left);
@@ -19,6 +26,13 @@ static int	st_mergesort_error(void *left, void *right)
 	return (-1);
 }
 
+/*
+** \brief         Merge 2 sorted arrays
+** \param arrays  Struct containing the arrays (base, left, right)
+** \param nel     Number of element in base
+** \param compar  Comparison function
+*/
+
 static void	st_merge_sorted(struct s_merge_sorted_arrays *arrays, size_t nel,
 				size_t width, int (*compar)(const void *, const void *))
 {
@@ -49,6 +63,14 @@ static void	st_merge_sorted(struct s_merge_sorted_arrays *arrays, size_t nel,
 					arrays->right + ri++ * width, width);
 }
 
+/*
+** \brief    Sort an array using the merge sort algorithm
+** \param base    Array to sort
+** \param nel     Number of element in the array
+** \param width   Size of each element
+** \return        0 on success, -1 on error
+*/
+
 int			ft_mergesort(void *base, size_t nel, size_t width,
 				int (*compar)(const void *, const void *))
 {
diff --git a/src/algo/ft_qsort.c b/src/algo/ft_qsort.c
index 9bcfcdf..0c1c0f7 100644
--- a/src/algo/ft_qsort.c
+++ b/src/algo/ft_qsort.c
@@ -6,12 +6,19 @@
 /*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2020/01/19 07:25:51 by cacharle          #+#    #+#             */
-/*   Updated: 2020/02/10 02:55:14 by cacharle         ###   ########.fr       */
+/*   Updated: 2020/04/04 22:10:29 by charles          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft_algo.h"
 
+/*
+** \brief    Helper to create a new range
+** \param lo  Lower bound
+** \param hi  Higher bound
+** \return    Range struct (not allocated)
+*/
+
 static t_ftrange	ft_range_new(int lo, int hi)
 {
 	t_ftrange range;
@@ -21,6 +28,16 @@ static t_ftrange	ft_range_new(int lo, int hi)
 	return (range);
 }
 
+/*
+** \brief         Array partitionning,
+**                takes a pivot and place every element lower than it before
+**                and every element greater after
+** \param base    Partitioned array
+** \param range   Lower and upper bound
+** \param width   Single element size
+** \param compar  Comparison function
+*/
+
 static int			ft_qsort_partition(void *base, t_ftrange range,
 										size_t width, t_ftcompar_func compar)
 {
@@ -43,6 +60,14 @@ static int			ft_qsort_partition(void *base, t_ftrange range,
 	return (p);
 }
 
+/*
+** \brief         Qsort recursion function
+** \param base    Array to sort
+** \param range   Lower and upper bound which define the area to sort
+** \param width   Single element size
+** \param compar  Comparision function
+*/
+
 static void			ft_qsort_rec(void *base, t_ftrange range,
 										size_t width, t_ftcompar_func compar)
 {
@@ -55,6 +80,14 @@ static void			ft_qsort_rec(void *base, t_ftrange range,
 	ft_qsort_rec(base, ft_range_new(pivot + 1, range.hi), width, compar);
 }
 
+/*
+** \brief         Sort an array using the Quick sort algorithm
+** \param base    Array to sort
+** \param nel     Number of element in the array
+** \param width   Size of each element
+** \param compar  Comparision function
+*/
+
 void				ft_qsort(void *base, size_t nel, size_t width,
 								t_ftcompar_func compar)
 {
diff --git a/src/algo/ft_reverse.c b/src/algo/ft_reverse.c
index 0bc447f..c617338 100644
--- a/src/algo/ft_reverse.c
+++ b/src/algo/ft_reverse.c
@@ -6,12 +6,19 @@
 /*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2020/02/10 05:07:13 by cacharle          #+#    #+#             */
-/*   Updated: 2020/02/10 05:19:22 by cacharle         ###   ########.fr       */
+/*   Updated: 2020/04/04 22:36:23 by charles          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "libft_algo.h"
 
+/*
+** \brief        Reverse an array
+** \param base   Array to reverse
+** \param nel    Number of element in the array
+** \param width  Size of each elements
+*/
+
 void	ft_reverse(void *base, size_t nel, size_t width)
 {
 	size_t	i;
diff --git a/src/dlst/ft_dlstdelone.c b/src/dlst/ft_dlstdelone.c
new file mode 100644
index 0000000..7f826f5
--- /dev/null
+++ b/src/dlst/ft_dlstdelone.c
@@ -0,0 +1,26 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_dlstdelone.c                                    :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: charles <charles.cabergs@gmail.com>        +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/04/03 15:28:47 by charles           #+#    #+#             */
+/*   Updated: 2020/04/03 15:40:32 by charles          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft_dlst.h"
+
+void	ft_dlstdelone(t_ftdlst *dlst, t_ftdel_func del)
+{
+	if (dlst == NULL)
+		return ;
+	if (dlst->prev != NULL)
+		dlst->prev->next = dlst->next;
+	if (dlst->next != NULL)
+		dlst->next->prev = dlst->prev;
+	if (del != NULL)
+		del(dlst->data);
+	free(dlst);
+}
diff --git a/src/dlst/ft_dlstdestroy.c b/src/dlst/ft_dlstdestroy.c
new file mode 100644
index 0000000..6ce0d98
--- /dev/null
+++ b/src/dlst/ft_dlstdestroy.c
@@ -0,0 +1,32 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_dlstdestroy.c                                   :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: charles <charles.cabergs@gmail.com>        +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/04/03 15:22:51 by charles           #+#    #+#             */
+/*   Updated: 2020/04/03 15:44:26 by charles          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft_dlst.h"
+
+void	ft_dlstdestroy(t_ftdlst *dlst, t_ftdel_func del)
+{
+	if (dlst == NULL)
+		return ;
+	if (dlst->prev != NULL)
+	{
+		dlst->prev->next = NULL;
+		ft_dlstdestroy(dlst->prev, del);
+	}
+	if (dlst->next != NULL)
+	{
+		dlst->next->prev = NULL;
+		ft_dlstdestroy(dlst->next, del);
+	}
+	if (del != NULL)
+		del(dlst->data);
+	free(dlst);
+}
diff --git a/src/dlst/ft_dlstnew.c b/src/dlst/ft_dlstnew.c
new file mode 100644
index 0000000..6eb9346
--- /dev/null
+++ b/src/dlst/ft_dlstnew.c
@@ -0,0 +1,25 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_dlstnew.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: charles <charles.cabergs@gmail.com>        +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/04/03 15:21:38 by charles           #+#    #+#             */
+/*   Updated: 2020/04/03 15:22:45 by charles          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft_dlst.h"
+
+t_ftdlst	*ft_dlstnew(void *data)
+{
+	t_ftdlst	*dlst;
+
+	if ((dlst = (t_ftdlst*)malloc(sizeof(t_ftdlst))) == NULL)
+		return (NULL);
+	dlst->prev = NULL;
+	dlst->next = NULL;
+	dlst->data = data;
+	return (dlst);
+}
diff --git a/src/dstr/ft_dstrdestroy.c b/src/dstr/ft_dstrdestroy.c
new file mode 100644
index 0000000..c76b692
--- /dev/null
+++ b/src/dstr/ft_dstrdestroy.c
@@ -0,0 +1,26 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_dstrdestroy.c                                   :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: charles <charles.cabergs@gmail.com>        +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/04/03 13:58:46 by charles           #+#    #+#             */
+/*   Updated: 2020/04/04 19:51:28 by charles          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft_dstr.h"
+
+/*
+** \brief       Destroy a dynamic string
+** \param dstr  Dynamic string to destroy
+*/
+
+void		ft_dstrdestroy(t_ftdstr *dstr)
+{
+	if (dstr == NULL)
+		return ;
+	free(dstr->str);
+	free(dstr);
+}
diff --git a/src/dstr/ft_dstrerase.c b/src/dstr/ft_dstrerase.c
new file mode 100644
index 0000000..3d4732b
--- /dev/null
+++ b/src/dstr/ft_dstrerase.c
@@ -0,0 +1,35 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_dstrerase.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: charles <charles.cabergs@gmail.com>        +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/04/05 00:39:12 by charles           #+#    #+#             */
+/*   Updated: 2020/04/05 01:11:07 by charles          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft_dstr.h"
+
+/*
+** \brief        Erase part of a dynamic string
+** \param dstr   Dynamic string to erase from
+** \param start  Erase starting index
+** \param len    Number of character to erase
+*/
+
+void			ft_dstrerase(t_ftdstr *dstr, size_t start, size_t len)
+{
+	if (start > dstr->length)
+		return ;
+	if (start + len > dstr->length)
+		len = dstr->length - start;
+	ft_memmove(
+		dstr->str + start,
+		dstr->str + start + len,
+		dstr->length - start - len
+	);
+	dstr->length -= len;
+	dstr->str[dstr->length] = '\0';
+}
diff --git a/src/dstr/ft_dstrgrow.c b/src/dstr/ft_dstrgrow.c
new file mode 100644
index 0000000..40cad86
--- /dev/null
+++ b/src/dstr/ft_dstrgrow.c
@@ -0,0 +1,41 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_dstrgrow.c                                      :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: charles <charles.cabergs@gmail.com>        +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/04/03 14:17:09 by charles           #+#    #+#             */
+/*   Updated: 2020/04/04 19:56:26 by charles          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft_dstr.h"
+
+#define FT_DSTR_GROWTH_FACTOR 1.5
+
+/*
+** \brief           Grow the capacity of a dynamic string
+** \param dstr      Dynamic string to grow
+** \param at_least  Minimum capacity - 1 required
+** \return          Passed dynamic string or NULL on error
+*/
+
+t_ftdstr	*ft_dstrgrow(t_ftdstr *dstr, size_t at_least)
+{
+	size_t	new_capacity;
+	char	*new_str;
+
+	if (at_least < dstr->capacity - 1)
+		return (dstr);
+	new_capacity = dstr->capacity <= 1 ? 2 : dstr->capacity;
+	while (at_least > new_capacity - 1)
+		new_capacity *= FT_DSTR_GROWTH_FACTOR;
+	if ((new_str = (char*)malloc(sizeof(char) * new_capacity)) == NULL)
+		return (NULL);
+	ft_memcpy(new_str, dstr->str, dstr->capacity);
+	dstr->capacity = new_capacity;
+	free(dstr->str);
+	dstr->str = new_str;
+	return (dstr);
+}
diff --git a/src/dstr/ft_dstrinsert.c b/src/dstr/ft_dstrinsert.c
new file mode 100644
index 0000000..931f5d8
--- /dev/null
+++ b/src/dstr/ft_dstrinsert.c
@@ -0,0 +1,38 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_dstrinsert.c                                    :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: charles <charles.cabergs@gmail.com>        +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/04/03 14:00:44 by charles           #+#    #+#             */
+/*   Updated: 2020/04/04 21:21:19 by charles          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft_dstr.h"
+
+/*
+** \brief           Insert string in dynamic string
+** \param dstr      Dynamic string where the string will be inserted
+** \param inserted  Static string to insert
+** \param i         Index where it should be inserted
+** \return          Passed dynamic string or NULL on error
+*/
+
+t_ftdstr	*ft_dstrinsert(t_ftdstr *dstr, char *inserted, size_t i)
+{
+	size_t	inserted_len;
+
+	if (i > dstr->length)
+		return (NULL);
+	inserted_len = ft_strlen(inserted);
+	if (ft_dstrgrow(dstr, dstr->capacity + inserted_len) == NULL)
+		return (NULL);
+	ft_memmove(dstr->str + i + inserted_len,
+				dstr->str + i,
+				dstr->length - i + 1);
+	ft_memcpy(dstr->str + i, inserted, inserted_len);
+	dstr->length += inserted_len;
+	return (dstr);
+}
diff --git a/src/dstr/ft_dstrnew.c b/src/dstr/ft_dstrnew.c
new file mode 100644
index 0000000..8ae4a64
--- /dev/null
+++ b/src/dstr/ft_dstrnew.c
@@ -0,0 +1,32 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_dstrnew.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: charles <charles.cabergs@gmail.com>        +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/04/03 13:54:52 by charles           #+#    #+#             */
+/*   Updated: 2020/04/04 19:50:38 by charles          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft_dstr.h"
+
+/*
+** \brief       Create a new dynamic string
+** \param from  Static string to create the dynamic one from
+**              (will be duplicated)
+** \return      Created dynamic string or NULL on malloc error
+*/
+
+t_ftdstr	*ft_dstrnew(char *from)
+{
+	t_ftdstr	*dstr;
+
+	if ((dstr = (t_ftdstr*)malloc(sizeof(t_ftdstr))) == NULL ||
+		(dstr->str = ft_strdup(from)) == NULL)
+		return (NULL);
+	dstr->length = ft_strlen(from);
+	dstr->capacity = dstr->length + 1;
+	return (dstr);
+}
diff --git a/src/dstr/ft_dstrsubstitute.c b/src/dstr/ft_dstrsubstitute.c
new file mode 100644
index 0000000..84adc29
--- /dev/null
+++ b/src/dstr/ft_dstrsubstitute.c
@@ -0,0 +1,32 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_dstrsubstitute.c                                :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: charles <charles.cabergs@gmail.com>        +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/04/05 00:22:55 by charles           #+#    #+#             */
+/*   Updated: 2020/04/05 00:38:40 by charles          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft_dstr.h"
+
+/*
+** \brief              Substitute part of a dynamic string for an other string
+** \param dstr         Dynamic string to substitute in
+** \param replacement  Replacement text
+** \param start        Substitution start index
+** \param len          Substitution length
+*/
+
+t_ftdstr	*ft_dstrsubstitute(
+	t_ftdstr *dstr,
+	char *replacement,
+	size_t start,
+	size_t len
+)
+{
+	ft_dstrerase(dstr, start, len);
+	return (ft_dstrinsert(dstr, replacement, start));
+}
diff --git a/src/dstr/ft_dstrunwrap.c b/src/dstr/ft_dstrunwrap.c
new file mode 100644
index 0000000..5b29b5b
--- /dev/null
+++ b/src/dstr/ft_dstrunwrap.c
@@ -0,0 +1,28 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_dstrunwrap.c                                    :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: charles <charles.cabergs@gmail.com>        +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/04/03 13:59:35 by charles           #+#    #+#             */
+/*   Updated: 2020/04/04 19:58:41 by charles          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft_dstr.h"
+
+/*
+** \brief       Destroy dynamic string but keep the underlying static string
+** \param dstr  Dynamic string to unwrap
+** \return      Underlying string of the dynamic one
+*/
+
+char		*ft_dstrunwrap(t_ftdstr *dstr)
+{
+	char	*tmp;
+
+	tmp = dstr->str;
+	free(dstr);
+	return (tmp);
+}
diff --git a/src/ht/ft_htdelone.c b/src/ht/ft_htdelone.c
index 7374a44..bc2e047 100644
--- a/src/ht/ft_htdelone.c
+++ b/src/ht/ft_htdelone.c
@@ -6,7 +6,7 @@
 /*   By: cacharle <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2020/01/30 09:27:18 by cacharle          #+#    #+#             */
-/*   Updated: 2020/02/28 12:10:16 by cacharle         ###   ########.fr       */
+/*   Updated: 2020/04/03 07:14:28 by charles          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -16,14 +16,15 @@
 /*
 ** \brief      Delete one hash table entry
 ** \param key  Key of entry to delete
-** \param del  Function to destroy the entry
-** \warning    The del functi