Merge branch 'back-to-pthread'

16 files changed, 242 insertions, 114 deletions

diff --git a/src/ft_draw_scene.c b/src/ft_draw_scene.c
index 0f34567..c7b07a1 100644
--- a/src/ft_draw_scene.c
+++ b/src/ft_draw_scene.c
@@ -13,6 +13,7 @@
 #include <libft.h>
 #include <cub3d.h>
 #include <mlx.h>
+#include <stdlib.h>
 #include <stdint.h>
 
 static int8_t
diff --git a/src/ft_exit.c b/src/ft_exit.c
index 2e997fb..61f925e 100644
--- a/src/ft_exit.c
+++ b/src/ft_exit.c
@@ -15,10 +15,8 @@
 #include <mlx.h>
 #include <stddef.h>
 #include <stdlib.h>
-#include <signal.h>
-#include <sys/types.h>
-#include <sys/wait.h>
 #include <stdint.h>
+#include <pthread.h>
 
 static void
 	ft_free_some_extras(t_cub *clist)
@@ -53,12 +51,13 @@ static void
 	ft_memdel((void*)&clist->mlist.music_cmd);
 	ft_memdel((void*)&clist->mlist.mapl);
 	ft_free_words(clist->mlist.map);
-	ft_free_words(clist->mlist.mcmd_words);
-	ft_free_words(clist->sfx.death);
-	ft_free_words(clist->sfx.pain_one);
-	ft_free_words(clist->sfx.pain_two);
-	ft_free_words(clist->sfx.new_lvl);
-	ft_free_words(clist->sfx.trap);
+	ft_memdel((void*)&clist->sfx.death);
+	ft_memdel((void*)&clist->sfx.footstep_one);
+	ft_memdel((void*)&clist->sfx.footstep_two);
+	ft_memdel((void*)&clist->sfx.new_lvl);
+	ft_memdel((void*)&clist->sfx.pain_one);
+	ft_memdel((void*)&clist->sfx.pain_two);
+	ft_memdel((void*)&clist->sfx.trap);
 	ft_free_sprites(clist->mlist.sprite_path);
 	if (!clist->wlist.inited)
 		ft_memdel((void*)&clist->wlist.winptr);
@@ -89,25 +88,28 @@ static void
 }
 
 static void
-	ft_kill_forks(t_cub *clist)
+	ft_cancel_threads(t_cub *clist)
 {
-	pid_t	tmp;
-
-	if (!(tmp = waitpid(clist->mpid, NULL, WNOHANG)))
-		kill(clist->mpid, SIGTERM);
-	wait(&clist->mpid);
-	if (!(tmp = waitpid(clist->sfx.death_pid, NULL, WNOHANG)))
-		kill(clist->sfx.death_pid, SIGTERM);
-	wait(&clist->sfx.death_pid);
-	if (!(tmp = waitpid(clist->sfx.new_lvl_pid, NULL, WNOHANG)))
-		kill(clist->sfx.new_lvl_pid, SIGTERM);
-	wait(&clist->sfx.new_lvl_pid);
-	if (!(tmp = waitpid(clist->sfx.pain_pid, NULL, WNOHANG)))
-		kill(clist->sfx.pain_pid, SIGTERM);
-	wait(&clist->sfx.pain_pid);
-	if (!(tmp = waitpid(clist->sfx.trap_pid, NULL, WNOHANG)))
-		kill(clist->sfx.trap_pid, SIGTERM);
-	wait(&clist->sfx.trap_pid);
+	if (clist->isoldmus && clist->wlist.inited)
+	{
+		pthread_cancel(clist->mtid);
+		pthread_join(clist->mtid, NULL);
+	}
+	pthread_mutex_unlock(&clist->sfx.death_mutex);
+	pthread_cancel(clist->sfx.death_tid);
+	pthread_join(clist->sfx.death_tid, NULL);
+	pthread_mutex_unlock(&clist->sfx.footstep_mutex);
+	pthread_cancel(clist->sfx.footstep_tid);
+	pthread_join(clist->sfx.footstep_tid, NULL);
+	pthread_mutex_unlock(&clist->sfx.new_lvl_mutex);
+	pthread_cancel(clist->sfx.new_lvl_tid);
+	pthread_join(clist->sfx.new_lvl_tid, NULL);
+	pthread_mutex_unlock(&clist->sfx.pain_mutex);
+	pthread_cancel(clist->sfx.pain_tid);
+	pthread_join(clist->sfx.pain_tid, NULL);
+	pthread_mutex_unlock(&clist->sfx.trap_mutex);
+	pthread_cancel(clist->sfx.trap_tid);
+	pthread_join(clist->sfx.trap_tid, NULL);
 }
 
 int
@@ -121,7 +123,7 @@ int
 			mlx_destroy_image(clist->wlist.wlx, clist->img.img);
 		mlx_destroy_window(clist->wlist.wlx, clist->wlist.winptr);
 	}
-	ft_kill_forks(clist);
+	ft_cancel_threads(clist);
 	ft_free_lists(clist);
 	ft_free_some_extras(clist);
 	ft_printf("Exiting program\n");
diff --git a/src/ft_get_music.c b/src/ft_get_music.c
index 6d4f299..cf105a3 100644
--- a/src/ft_get_music.c
+++ b/src/ft_get_music.c
@@ -27,9 +27,6 @@ static int8_t
 		return (-1);
 	ft_sprintf(mlist->music_cmd, FT_SND_CMD,
 				mlist->music_path);
-	ft_free_words(mlist->mcmd_words);
-	if (!(mlist->mcmd_words = ft_split(mlist->music_cmd, ' ')))
-		return (-1);
 	return (0);
 }
 
diff --git a/src/ft_init_lists.c b/src/ft_init_lists.c
index 1b12b7e..692f3ce 100644
--- a/src/ft_init_lists.c
+++ b/src/ft_init_lists.c
@@ -71,7 +71,7 @@ static int8_t
 	i = -1;
 	while (++i < 5)
 		cl->key_input[i] = -1;
-	cl->mpid = 0;
+	cl->mtid = 0;
 	cl->ishud = 0;
 	cl->isoldmus = 0;
 	cl->doicast = 1;
diff --git a/src/ft_init_map.c b/src/ft_init_map.c
index 4fcff7e..8b97906 100644
--- a/src/ft_init_map.c
+++ b/src/ft_init_map.c
@@ -34,9 +34,7 @@ static int8_t
 		!(mlist->music_cmd = (char*)ft_calloc(1, sizeof(char))) ||
 		!(mlist->mapl = (char*)ft_calloc(1, sizeof(char))) ||
 		!(mlist->map = (char**)ft_calloc(2, sizeof(char*))) ||
-		!(mlist->map[0] = (char*)ft_calloc(1, sizeof(char))) ||
-		!(mlist->mcmd_words = (char**)ft_calloc(2, sizeof(char*))) ||
-		!(mlist->mcmd_words[0] = (char*)ft_calloc(1, sizeof(char))))
+		!(mlist->map[0] = (char*)ft_calloc(1, sizeof(char))))
 		return (-1);
 	return (0);
 }
@@ -75,7 +73,6 @@ int8_t
 	if (ft_init_map_callocs(mlist) < 0)
 		return (-1);
 	mlist->map[1] = 0;
-	mlist->mcmd_words[1] = 0;
 	if (ft_calloc_sprites_path(mlist) < 0)
 		return (-1);
 	mlist->map_w = 0;
diff --git a/src/ft_init_sfx.c b/src/ft_init_sfx.c
index 1a06d11..35ab57d 100644
--- a/src/ft_init_sfx.c
+++ b/src/ft_init_sfx.c
@@ -17,39 +17,41 @@
 #include <stdlib.h>
 #include <stdint.h>
 #include <unistd.h>
+#include <pthread.h>
 
 static int8_t
-	ft_split_sfx(char ***target, const char *path)
+	ft_init_sfx_cmd(char **target, const char *path)
 {
 	uint8_t	len;
-	char	*tmp;
 
 	len = ft_strlen(path);
 	len += ft_strlen(FT_SND_CMD) - 2;
-	if (!(tmp = (char *)malloc((len + 1) * sizeof(char))))
+	if (!(*target = (char *)malloc((len + 1) * sizeof(char))))
 		return (-1);
-	ft_sprintf(tmp, FT_SND_CMD, path);
-	if (!(*target = ft_split(tmp, ' ')))
-	{
-		ft_memdel((void*)&tmp);
-		return (-1);
-	}
-	ft_memdel((void*)&tmp);
+	ft_sprintf(*target, FT_SND_CMD, path);
 	return (0);
 }
 
 int8_t
 	ft_init_sfx(t_sfx *sfx)
 {
-	sfx->death_pid = 0;
-	sfx->new_lvl_pid = 0;
-	sfx->pain_pid = 0;
-	sfx->trap_pid = 0;
-	if (ft_split_sfx(&sfx->death, FT_SFX_DEATH_PATH) < 0 ||
-		ft_split_sfx(&sfx->new_lvl, FT_SFX_N_LVL_PATH) < 0 ||
-		ft_split_sfx(&sfx->pain_one, FT_SFX_SCR_ONE_PATH) < 0 ||
-		ft_split_sfx(&sfx->pain_two, FT_SFX_SCR_TWO_PATH) < 0 ||
-		ft_split_sfx(&sfx->trap, FT_SFX_TRAP_PATH) < 0)
+	if (ft_init_sfx_cmd(&sfx->death, FT_SFX_DEATH_PATH) < 0 ||
+		ft_init_sfx_cmd(&sfx->footstep_one, FT_SFX_FS_ONE_PATH) < 0 ||
+		ft_init_sfx_cmd(&sfx->footstep_two, FT_SFX_FS_TWO_PATH) < 0 ||
+		ft_init_sfx_cmd(&sfx->new_lvl, FT_SFX_N_LVL_PATH) < 0 ||
+		ft_init_sfx_cmd(&sfx->pain_one, FT_SFX_SCR_ONE_PATH) < 0 ||
+		ft_init_sfx_cmd(&sfx->pain_two, FT_SFX_SCR_TWO_PATH) < 0 ||
+		ft_init_sfx_cmd(&sfx->trap, FT_SFX_TRAP_PATH) < 0)
 		return (-1);
+	pthread_mutex_init(&sfx->death_mutex, NULL);
+	pthread_mutex_init(&sfx->footstep_mutex, NULL);
+	pthread_mutex_init(&sfx->new_lvl_mutex, NULL);
+	pthread_mutex_init(&sfx->pain_mutex, NULL);
+	pthread_mutex_init(&sfx->trap_mutex, NULL);
+	pthread_create(&sfx->death_tid, NULL, ft_sfx_death_thread, sfx);
+	pthread_create(&sfx->footstep_tid, NULL, ft_sfx_footstep_thread, sfx);
+	pthread_create(&sfx->new_lvl_tid, NULL, ft_sfx_new_lvl_thread, sfx);
+	pthread_create(&sfx->pain_tid, NULL, ft_sfx_pain_thread, sfx);
+	pthread_create(&sfx->trap_tid, NULL, ft_sfx_trap_thread, sfx);
 	return (0);
 }
diff --git a/src/ft_key_loop.c b/src/ft_key_loop.c
index c16655e..74ff775 100644
--- a/src/ft_key_loop.c
+++ b/src/ft_key_loop.c
@@ -82,20 +82,23 @@ int
 	while (i < 5 && cl->key_input[i] != -1 && cl->key_input[i] <= 5)
 	{
 		cl->key_ptr[cl->key_input[i]](cl);
-		ft_collision(old_y, old_x, cl->key_input[i], cl);
-		if (cl->mlist.isnlvl)
+		if (cl->key_input[i] >= 0 && cl->key_input[i] <= 3)
 		{
-			if ((uint32_t)cl->plist.pos_x == cl->mlist.nlx &&
-				(uint32_t)cl->plist.pos_y == cl->mlist.nly)
+			ft_sfx_footstep(cl);
+			ft_collision(old_y, old_x, cl->key_input[i], cl);
+			if (cl->mlist.isnlvl)
 			{
-				ft_sfx_new_level(cl);
-				return ((ft_warp_level(cl->mlist.nlevel_path, cl) < 0) ?
-						(ft_exit(FT_RET_FAILED_STRUCTS, cl)) : (0));
+				if ((uint32_t)cl->plist.pos_x == cl->mlist.nlx &&
+					(uint32_t)cl->plist.pos_y == cl->mlist.nly)
+				{
+					ft_sfx_new_level(cl);
+					return ((ft_warp_level(cl->mlist.nlevel_path, cl) < 0) ?
+							(ft_exit(FT_RET_FAILED_STRUCTS, cl)) : (0));
+				}
 			}
 		}
 		i++;
 	}
-	if (cl->key_input[0] != -1)
-		ft_draw_scene(cl);
+	ft_draw_scene(cl);
 	return (0);
 }
diff --git a/src/ft_music.c b/src/ft_music.c
index 234f86e..1a3da63 100644
--- a/src/ft_music.c
+++ b/src/ft_music.c
@@ -11,21 +11,28 @@
 /* ************************************************************************** */
 
 #include <cub3d.h>
-#include <unistd.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include <pthread.h>
 
-void
-	ft_music_fork(char **mcmd_words, char *const envp[])
+static void
+	*ft_music_thread(void *vargp)
 {
-	execve(*(mcmd_words + 0), mcmd_words, envp);
+	t_cub *cl;
+
+	if (FT_OS == 1)
+		pthread_setcancelstate(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
+	else
+		pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
+	cl = (t_cub *)vargp;
+	while (1)
+		system(cl->mlist.music_cmd);
+	return(NULL);
 }
 
 void
 	ft_enable_music(t_cub *cl)
 {
 	cl->isoldmus = 1;
-	cl->mpid = fork();
-	if (cl->mpid == 0)
-	{
-		ft_music_fork(cl->mlist.mcmd_words, cl->envp);
-	}
+	pthread_create(&cl->mtid, NULL, ft_music_thread, cl);
 }
diff --git a/src/ft_sfx_death.c b/src/ft_sfx_death.c
index 2566358..1680f2d 100644
--- a/src/ft_sfx_death.c
+++ b/src/ft_sfx_death.c
@@ -11,14 +11,30 @@
 /* ************************************************************************** */
 
 #include <cub3d.h>
-#include <unistd.h>
+#include <stdlib.h>
+#include <pthread.h>
 
 void
-	ft_sfx_death(t_cub *cl)
+	*ft_sfx_death_thread(void *vargp)
 {
-	cl->sfx.death_pid = fork();
-	if (cl->sfx.death_pid == 0)
+	t_sfx			*sfx;
+
+	if (FT_OS == 1)
+		pthread_setcancelstate(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
+	else
+		pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
+	sfx = (t_sfx *)vargp;
+	pthread_mutex_lock(&sfx->death_mutex);
+	while (1)
 	{
-		execve(*(cl->sfx.death + 0), cl->sfx.death, cl->envp);
+		pthread_mutex_lock(&sfx->death_mutex);
+		system(sfx->death);
 	}
+	return (NULL);
+}
+
+void
+	ft_sfx_death(t_cub *cl)
+{
+	pthread_mutex_unlock(&cl->sfx.death_mutex);
 }
diff --git a/src/ft_sfx_footstep.c b/src/ft_sfx_footstep.c
new file mode 100644
index 0000000..a2eef1d
--- /dev/null
+++ b/src/ft_sfx_footstep.c
@@ -0,0 +1,45 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_sfx_footstep.c                                  :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: rbousset <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/02/24 17:17:54 by rbousset          #+#    #+#             */
+/*   Updated: 2020/02/24 17:17:56 by rbousset         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <cub3d.h>
+#include <stdlib.h>
+#include <pthread.h>
+
+void
+	*ft_sfx_footstep_thread(void *vargp)
+{
+	t_sfx			*sfx;
+	static uint8_t	ref = 0;
+
+	if (FT_OS == 1)
+		pthread_setcancelstate(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
+	else
+		pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
+	sfx = (t_sfx *)vargp;
+	pthread_mutex_lock(&sfx->footstep_mutex);
+	while (1)
+	{
+		ref = (ref > 201) ? (0) : (ref + 1);
+		pthread_mutex_lock(&sfx->footstep_mutex);
+		if (ref % 2)
+			system(sfx->footstep_one);
+		else
+			system(sfx->footstep_two);
+	}
+	return (NULL);
+}
+
+void
+	ft_sfx_footstep(t_cub *cl)
+{
+	pthread_mutex_unlock(&cl->sfx.footstep_mutex);
+}
diff --git a/src/ft_sfx_new_level.c b/src/ft_sfx_new_level.c
index 05e9059..ec648e0 100644
--- a/src/ft_sfx_new_level.c
+++ b/src/ft_sfx_new_level.c
@@ -11,14 +11,30 @@
 /* ************************************************************************** */
 
 #include <cub3d.h>
-#include <unistd.h>
+#include <stdlib.h>
+#include <pthread.h>
 
 void
-	ft_sfx_new_level(t_cub *cl)
+	*ft_sfx_new_lvl_thread(void *vargp)
 {
-	cl->sfx.new_lvl_pid = fork();
-	if (cl->sfx.new_lvl_pid == 0)
+	t_sfx			*sfx;
+
+	if (FT_OS == 1)
+		pthread_setcancelstate(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
+	else
+		pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
+	sfx = (t_sfx *)vargp;
+	pthread_mutex_lock(&sfx->new_lvl_mutex);
+	while (1)
 	{
-		execve(*(cl->sfx.new_lvl + 0), cl->sfx.new_lvl, cl->envp);
+		pthread_mutex_lock(&sfx->new_lvl_mutex);
+		system(sfx->new_lvl);
 	}
+	return (NULL);
+}
+
+void
+	ft_sfx_new_level(t_cub *cl)
+{
+	pthread_mutex_unlock(&cl->sfx.new_lvl_mutex);
 }
diff --git a/src/ft_sfx_pain.c b/src/ft_sfx_pain.c
new file mode 100644
index 0000000..cb68108
--- /dev/null
+++ b/src/ft_sfx_pain.c
@@ -0,0 +1,49 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_sfx_trap.c                                      :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: rbousset <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2020/02/24 17:17:54 by rbousset          #+#    #+#             */
+/*   Updated: 2020/02/24 17:17:56 by rbousset         ###   ########lyon.fr   */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <cub3d.h>
+#include <stdlib.h>
+#include <pthread.h>
+
+void
+	*ft_sfx_pain_thread(void *vargp)
+{
+	t_sfx			*sfx;
+	static uint8_t	ref = 0;
+
+	if (FT_OS == 1)
+		pthread_setcancelstate(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
+	else
+		pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
+	sfx = (t_sfx *)vargp;
+	pthread_mutex_lock(&sfx->pain_mutex);
+	while (1)
+	{
+		pthread_mutex_lock(&sfx->pain_mutex);
+		ref = (ref > 201) ? (0) : (ref + 1);
+		if (ref % 3)
+			system(sfx->pain_one);
+		else
+			system(sfx->pain_two);
+	}
+	return (NULL);
+}
+
+void
+	ft_sfx_pain(t_cub *cl)
+{
+	static uint8_t	ref = 0;
+
+	ref = (ref > 201) ? (0) : (ref + 1);
+	if (ref % 2)
+		pthread_mutex_unlock(&cl->sfx.pain_mutex);
+}
diff --git a/src/ft_sfx_trap.c b/src/ft_sfx_trap.c
index 1499ecf..d55dd57 100644
--- a/src/ft_sfx_trap.c
+++ b/src/ft_sfx_trap.c
@@ -10,40 +10,31 @@
 /*                                                                            */
 /* ************************************************************************** */
 
-#include <libft.h>
 #include <cub3d.h>
-#include <unistd.h>
-#include <stdint.h>
+#include <stdlib.h>
+#include <pthread.h>
 
-static void
-	ft_sfx_pain(t_cub *cl)
+void
+	*ft_sfx_trap_thread(void *vargp)
 {
-	static uint8_t	ref = 0;
+	t_sfx			*sfx;
 
-	ref += 1;
-	if (ref > 201)
-		ref = 0;
-	if (ref % 2)
+	if (FT_OS == 1)
+		pthread_setcancelstate(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);
+	else
+		pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
+	sfx = (t_sfx *)vargp;
+	pthread_mutex_lock(&sfx->trap_mutex);
+	while (1)
 	{
-		cl->sfx.pain_pid = fork();
-		if (cl->sfx.pain_pid == 0)
-		{
-			if (ref % 3)
-				execve(*(cl->sfx.pain_one + 0), cl->sfx.pain_one, cl->envp);
-			else
-				execve(*(cl->sfx.pain_two + 0), cl->sfx.pain_two, cl->envp);
-		}
+		pthread_mutex_lock(&sfx->trap_mutex);
+		system(sfx->trap);
 	}
+	return (NULL);
 }
 
 void
 	ft_sfx_trap(t_cub *cl)
 {
-	cl->sfx.trap_pid = fork();
-	if (cl->sfx.trap_pid == 0)
-		execve(*(cl->sfx.trap + 0), cl->sfx.trap, cl->envp);
-	else
-	{
-		ft_sfx_pain(cl);
-	}
+	pthread_mutex_unlock(&cl->sfx.trap_mutex);
 }
diff --git a/src/ft_suffer_animation.c b/src/ft_suffer_animation.c
index d08fa54..a0a21a5 100644
--- a/src/ft_suffer_animation.c
+++ b/src/ft_suffer_animation.c
@@ -14,7 +14,6 @@
 #include <cub3d.h>
 #include <mlx.h>
 #include <stdint.h>
-#include <unistd.h>
 
 void
 	ft_linux_suffer_animation(t_cub *cl)
@@ -44,7 +43,10 @@ void
 		ft_death_screen(cl);
 	}
 	else
+	{
 		ft_sfx_trap(cl);
+		ft_sfx_pain(cl);
+	}
 }
 
 void
diff --git a/src/ft_warp_level.c b/src/ft_warp_level.c
index bc903f0..fadbb2a 100644
--- a/src/ft_warp_level.c
+++ b/src/ft_warp_level.c
@@ -39,7 +39,6 @@ static void
 	ft_memdel((void*)&ml->mapl);
 	ft_free_sprites(ml->sprite_path);
 	ft_free_words(ml->map);
-	ft_free_words(ml->mcmd_words);
 }
 
 static void
@@ -74,15 +73,15 @@ static void
 {
 	if (isoldmus && !cl->mlist.ismusic)
 	{
-		kill(cl->mpid, SIGTERM);
-		wait(&cl->mpid);
+		pthread_cancel(cl->mtid);
+		pthread_join(cl->mtid, NULL);
 		cl->isoldmus = 0;
 	}
 	else if (isoldmus && cl->mlist.ismusic
 		&& ft_strncmp(tmp_mup, cl->mlist.music_path, ft_strlen(tmp_mup) + 1))
 	{
-		kill(cl->mpid, SIGTERM);
-		wait(&cl->mpid);
+		pthread_cancel(cl->mtid);
+		pthread_join(cl->mtid, NULL);
 		ft_enable_music(cl);
 	}
 	else if (isoldmus && cl->mlist.ismusic
diff --git a/src/main.c b/src/main.c
index d1ff470..a1c9a8c 100644
--- a/src/main.c
+++ b/src/main.c
@@ -13,6 +13,7 @@
 #include <libft.h>
 #include <mlx.h>
 #include <cub3d.h>
+#include <stdlib.h>
 
 int
 	main(int argc, const char *argv[], char *const envp[])