Fixed ft_vecgrow, Added ft_vecinsert

1 files changed, 36 insertions, 0 deletions

diff --git a/src/vec/ft_vecinsert.c b/src/vec/ft_vecinsert.c
new file mode 100644
index 0000000..1682daa
--- /dev/null
+++ b/src/vec/ft_vecinsert.c
@@ -0,0 +1,36 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_vecinsert.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: charles <charles.cabergs@gmail.com>        +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/04/02 10:46:59 by charles           #+#    #+#             */
+/*   Updated: 2020/04/02 11:04:19 by charles          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft_vec.h"
+
+/*
+** \brief       Insert element in vector
+** \param vec   Vector where element is inserted
+** \param i     Index where element should be inserted,
+**              bound checking is performed
+** \param elem  Element to insert
+** \return      Passed vector or NULL on error
+*/
+
+t_ftvec	*ft_vecinsert(t_ftvec *vec, size_t i, void *elem)
+{
+	if (i > vec->size)
+		return (NULL);
+	if (vec->capacity <= vec->size)
+		if (ft_vecgrow(vec) == NULL)
+			return (NULL);
+	ft_memmove(vec->data + i + 1, vec->data + i,
+				(vec->size - i) * sizeof(void*));
+	vec->data[i] = elem;
+	vec->size++;
+	return (vec);
+}