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authornass1pro <nass1pro@gmail.com>2020-06-09 19:48:34 +0200
committernass1pro <nass1pro@gmail.com>2020-06-13 11:31:00 +0200
commit579a26f5593039ffbbd1a81e45ecf0ef8797cb5d (patch)
treec5b6761db98e27d15bab3fb45ba9e0a646cf06e0 /test_mini/libft/src/algo
parent9fabc25a980550afc6337fd729632462f2680daa (diff)
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Diffstat (limited to 'test_mini/libft/src/algo')
-rw-r--r--test_mini/libft/src/algo/ft_bsearch.c32
-rw-r--r--test_mini/libft/src/algo/ft_compar_int.c18
-rw-r--r--test_mini/libft/src/algo/ft_heapsort.c54
-rw-r--r--test_mini/libft/src/algo/ft_is_set.c32
-rw-r--r--test_mini/libft/src/algo/ft_lfind.c28
-rw-r--r--test_mini/libft/src/algo/ft_lsearch.c23
-rw-r--r--test_mini/libft/src/algo/ft_mergesort.c76
-rw-r--r--test_mini/libft/src/algo/ft_qsort.c64
-rw-r--r--test_mini/libft/src/algo/ft_reverse.c27
9 files changed, 354 insertions, 0 deletions
diff --git a/test_mini/libft/src/algo/ft_bsearch.c b/test_mini/libft/src/algo/ft_bsearch.c
new file mode 100644
index 0000000..5132fa2
--- /dev/null
+++ b/test_mini/libft/src/algo/ft_bsearch.c
@@ -0,0 +1,32 @@
+/* ************************************************************************** */
+/* */
+/* ::: :::::::: */
+/* ft_bsearch.c :+: :+: :+: */
+/* +:+ +:+ +:+ */
+/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
+/* +#+#+#+#+#+ +#+ */
+/* Created: 2020/02/10 05:29:05 by cacharle #+# #+# */
+/* Updated: 2020/02/13 23:14:48 by cacharle ### ########.fr */
+/* */
+/* ************************************************************************** */
+
+#include "libft_algo.h"
+
+void *ft_bsearch(const void *base, size_t nel, size_t width,
+ t_ftsearch_const *consts)
+{
+ int res;
+ size_t mid;
+
+ if (nel < 1)
+ return (NULL);
+ mid = nel / 2;
+ res = (consts->compar)(consts->key, base + mid * width);
+ if (res == 0)
+ return ((void*)base + mid * width);
+ if (res < 0)
+ return (ft_bsearch(base, mid, width, consts));
+ else
+ return (ft_bsearch(base + (mid + 1) * width, nel - mid - 1,
+ width, consts));
+}
diff --git a/test_mini/libft/src/algo/ft_compar_int.c b/test_mini/libft/src/algo/ft_compar_int.c
new file mode 100644
index 0000000..848dc71
--- /dev/null
+++ b/test_mini/libft/src/algo/ft_compar_int.c
@@ -0,0 +1,18 @@
+/* ************************************************************************** */
+/* */
+/* ::: :::::::: */
+/* ft_compar_int.c :+: :+: :+: */
+/* +:+ +:+ +:+ */
+/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
+/* +#+#+#+#+#+ +#+ */
+/* Created: 2020/01/19 08:24:43 by cacharle #+# #+# */
+/* Updated: 2020/01/19 08:27:38 by cacharle ### ########.fr */
+/* */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+int ft_compar_int(const void *a, const void *b)
+{
+ return (*(int*)a - *(int*)b);
+}
diff --git a/test_mini/libft/src/algo/ft_heapsort.c b/test_mini/libft/src/algo/ft_heapsort.c
new file mode 100644
index 0000000..d309624
--- /dev/null
+++ b/test_mini/libft/src/algo/ft_heapsort.c
@@ -0,0 +1,54 @@
+/* ************************************************************************** */
+/* */
+/* ::: :::::::: */
+/* ft_heapsort.c :+: :+: :+: */
+/* +:+ +:+ +:+ */
+/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
+/* +#+#+#+#+#+ +#+ */
+/* Created: 2020/02/10 02:59:22 by cacharle #+# #+# */
+/* Updated: 2020/02/10 04:22:19 by cacharle ### ########.fr */
+/* */
+/* ************************************************************************** */
+
+#include "libft_algo.h"
+
+/* static void st_build_max_heap(void *base, size_t nel, size_t width, */
+/* int (*compar)(const void *, const void *)) */
+/* { */
+/* int i; */
+/* */
+/* i = 1; */
+/* while (i < nel) */
+/* { */
+/* compar(base + i * width, base + 2 * i * width) */
+/* */
+/* i++; */
+/* } */
+/* } */
+/* */
+/* static void st_heapify(void *base, size_t nel, size_t width, */
+/* int (*compar)(const void *, const void *)) */
+/* { */
+/* */
+/* } */
+
+int ft_heapsort(void *base, size_t nel, size_t width,
+ int (*compar)(const void *, const void *))
+{
+ (void)base;
+ (void)nel;
+ (void)width;
+ (void)compar;
+ /* size_t i; */
+ /* */
+ /* if (nel < 2) */
+ /* return (0); */
+ /* st_build_max_heap(base, nel, width, compar); */
+ /* i = -1; */
+ /* while (++i < nel) */
+ /* { */
+ /* ft_memswap(base, base + (nel - i - 1) * width); */
+ /* st_heapify(base, nel - i - 1, width, compar); */
+ /* } */
+ return (0);
+}
diff --git a/test_mini/libft/src/algo/ft_is_set.c b/test_mini/libft/src/algo/ft_is_set.c
new file mode 100644
index 0000000..3e7ae31
--- /dev/null
+++ b/test_mini/libft/src/algo/ft_is_set.c
@@ -0,0 +1,32 @@
+/* ************************************************************************** */
+/* */
+/* ::: :::::::: */
+/* ft_is_set.c :+: :+: :+: */
+/* +:+ +:+ +:+ */
+/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
+/* +#+#+#+#+#+ +#+ */
+/* Created: 2020/01/19 07:17:15 by cacharle #+# #+# */
+/* Updated: 2020/02/10 02:51:41 by cacharle ### ########.fr */
+/* */
+/* ************************************************************************** */
+
+#include "libft.h"
+#include "libft_algo.h"
+
+t_ftbool ft_is_set(void *base, size_t nel, size_t width,
+ t_ftcompar_func compar)
+{
+ size_t i;
+
+ if (nel < 2)
+ return (TRUE);
+ ft_qsort(base, nel, width, compar);
+ i = 0;
+ while (i < nel - 1)
+ {
+ if (compar(base + (i * width), base + ((i + 1) * width)) == 0)
+ return (FALSE);
+ i++;
+ }
+ return (TRUE);
+}
diff --git a/test_mini/libft/src/algo/ft_lfind.c b/test_mini/libft/src/algo/ft_lfind.c
new file mode 100644
index 0000000..8538f50
--- /dev/null
+++ b/test_mini/libft/src/algo/ft_lfind.c
@@ -0,0 +1,28 @@
+/* ************************************************************************** */
+/* */
+/* ::: :::::::: */
+/* ft_lfind.c :+: :+: :+: */
+/* +:+ +:+ +:+ */
+/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
+/* +#+#+#+#+#+ +#+ */
+/* Created: 2020/02/10 05:49:19 by cacharle #+# #+# */
+/* Updated: 2020/02/10 05:58:19 by cacharle ### ########.fr */
+/* */
+/* ************************************************************************** */
+
+#include "libft_algo.h"
+
+void *ft_lfind(const void *base, size_t *nelp, size_t width,
+ t_ftsearch_const *consts)
+{
+ size_t i;
+
+ i = 0;
+ while (i < *nelp)
+ {
+ if ((consts->compar)(consts->key, base + i * width) == 0)
+ return ((void*)base + i * width);
+ i++;
+ }
+ return (NULL);
+}
diff --git a/test_mini/libft/src/algo/ft_lsearch.c b/test_mini/libft/src/algo/ft_lsearch.c
new file mode 100644
index 0000000..4c77bca
--- /dev/null
+++ b/test_mini/libft/src/algo/ft_lsearch.c
@@ -0,0 +1,23 @@
+/* ************************************************************************** */
+/* */
+/* ::: :::::::: */
+/* ft_lsearch.c :+: :+: :+: */
+/* +:+ +:+ +:+ */
+/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
+/* +#+#+#+#+#+ +#+ */
+/* Created: 2020/02/10 05:53:57 by cacharle #+# #+# */
+/* Updated: 2020/02/10 05:59:33 by cacharle ### ########.fr */
+/* */
+/* ************************************************************************** */
+
+#include "libft_algo.h"
+
+void *ft_lsearch(const void *base, size_t *nelp, size_t width,
+ t_ftsearch_const *consts)
+{
+ void *found;
+
+ if ((found = ft_lfind(base, nelp, width, consts)) != NULL)
+ return (found);
+ return (ft_memcpy((void*)base + (*nelp)++ * width, consts->key, width));
+}
diff --git a/test_mini/libft/src/algo/ft_mergesort.c b/test_mini/libft/src/algo/ft_mergesort.c
new file mode 100644
index 0000000..25b4255
--- /dev/null
+++ b/test_mini/libft/src/algo/ft_mergesort.c
@@ -0,0 +1,76 @@
+/* ************************************************************************** */
+/* */
+/* ::: :::::::: */
+/* ft_mergesort.c :+: :+: :+: */
+/* +:+ +:+ +:+ */
+/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
+/* +#+#+#+#+#+ +#+ */
+/* Created: 2020/02/10 02:26:41 by cacharle #+# #+# */
+/* Updated: 2020/02/13 23:14:21 by cacharle ### ########.fr */
+/* */
+/* ************************************************************************** */
+
+#include "libft_algo.h"
+
+static int st_mergesort_error(void *left, void *right)
+{
+ free(left);
+ free(right);
+ return (-1);
+}
+
+static void st_merge_sorted(struct s_merge_sorted_arrays *arrays, size_t nel,
+ size_t width, int (*compar)(const void *, const void *))
+{
+ size_t bi;
+ size_t li;
+ size_t ri;
+ size_t mid;
+
+ mid = nel / 2;
+ bi = 0;
+ li = 0;
+ ri = 0;
+ while (li < mid && ri < nel - mid)
+ {
+ if (compar(arrays->left + li * width, arrays->right + ri * width) < 0)
+ ft_memcpy(arrays->base + bi * width,
+ arrays->left + li++ * width, width);
+ else
+ ft_memcpy(arrays->base + bi * width,
+ arrays->right + ri++ * width, width);
+ bi++;
+ }
+ while (li < mid)
+ ft_memcpy(arrays->base + bi++ * width,
+ arrays->left + li++ * width, width);
+ while (ri < nel - mid)
+ ft_memcpy(arrays->base + bi++ * width,
+ arrays->right + ri++ * width, width);
+}
+
+int ft_mergesort(void *base, size_t nel, size_t width,
+ int (*compar)(const void *, const void *))
+{
+ size_t mid;
+ struct s_merge_sorted_arrays arrays;
+
+ if (nel < 2)
+ return (0);
+ mid = nel / 2;
+ if ((arrays.left = malloc(mid * width)) == NULL)
+ return (-1);
+ if ((arrays.right = malloc((nel - mid) * width)) == NULL)
+ return (st_mergesort_error(arrays.left, NULL));
+ ft_memcpy(arrays.left, base, mid * width);
+ ft_memcpy(arrays.right, base + mid * width, (nel - mid) * width);
+ if (ft_mergesort(arrays.left, mid, width, compar) == -1)
+ return (st_mergesort_error(arrays.left, arrays.right));
+ if (ft_mergesort(arrays.right, nel - mid, width, compar) == -1)
+ return (st_mergesort_error(arrays.left, arrays.right));
+ arrays.base = base;
+ st_merge_sorted(&arrays, nel, width, compar);
+ free(arrays.left);
+ free(arrays.right);
+ return (0);
+}
diff --git a/test_mini/libft/src/algo/ft_qsort.c b/test_mini/libft/src/algo/ft_qsort.c
new file mode 100644
index 0000000..9bcfcdf
--- /dev/null
+++ b/test_mini/libft/src/algo/ft_qsort.c
@@ -0,0 +1,64 @@
+/* ************************************************************************** */
+/* */
+/* ::: :::::::: */
+/* ft_qsort.c :+: :+: :+: */
+/* +:+ +:+ +:+ */
+/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
+/* +#+#+#+#+#+ +#+ */
+/* Created: 2020/01/19 07:25:51 by cacharle #+# #+# */
+/* Updated: 2020/02/10 02:55:14 by cacharle ### ########.fr */
+/* */
+/* ************************************************************************** */
+
+#include "libft_algo.h"
+
+static t_ftrange ft_range_new(int lo, int hi)
+{
+ t_ftrange range;
+
+ range.lo = lo;
+ range.hi = hi;
+ return (range);
+}
+
+static int ft_qsort_partition(void *base, t_ftrange range,
+ size_t width, t_ftcompar_func compar)
+{
+ void *pivot;
+ int p;
+ int i;
+
+ pivot = base + (range.hi * width);
+ p = range.lo;
+ i = range.lo - 1;
+ while (++i < range.hi)
+ {
+ if (compar(base + (i * width), pivot) < 0)
+ {
+ ft_memswap(base + (i * width), base + (p * width), width);
+ p++;
+ }
+ }
+ ft_memswap(pivot, base + (p * width), width);
+ return (p);
+}
+
+static void ft_qsort_rec(void *base, t_ftrange range,
+ size_t width, t_ftcompar_func compar)
+{
+ int pivot;
+
+ if (range.lo >= range.hi)
+ return ;
+ pivot = ft_qsort_partition(base, range, width, compar);
+ ft_qsort_rec(base, ft_range_new(range.lo, pivot - 1), width, compar);
+ ft_qsort_rec(base, ft_range_new(pivot + 1, range.hi), width, compar);
+}
+
+void ft_qsort(void *base, size_t nel, size_t width,
+ t_ftcompar_func compar)
+{
+ if (width == 0 || nel < 2)
+ return ;
+ ft_qsort_rec(base, ft_range_new(0, nel - 1), width, compar);
+}
diff --git a/test_mini/libft/src/algo/ft_reverse.c b/test_mini/libft/src/algo/ft_reverse.c
new file mode 100644
index 0000000..0bc447f
--- /dev/null
+++ b/test_mini/libft/src/algo/ft_reverse.c
@@ -0,0 +1,27 @@
+/* ************************************************************************** */
+/* */
+/* ::: :::::::: */
+/* ft_reverse.c :+: :+: :+: */
+/* +:+ +:+ +:+ */
+/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
+/* +#+#+#+#+#+ +#+ */
+/* Created: 2020/02/10 05:07:13 by cacharle #+# #+# */
+/* Updated: 2020/02/10 05:19:22 by cacharle ### ########.fr */
+/* */
+/* ************************************************************************** */
+
+#include "libft_algo.h"
+
+void ft_reverse(void *base, size_t nel, size_t width)
+{
+ size_t i;
+
+ i = 0;
+ nel--;
+ while (i < nel)
+ {
+ ft_memswap(base + i * width, base + nel * width, width);
+ i++;
+ nel--;
+ }
+}