diff --git a/minimake/src/minimake.c b/minimake/src/minimake.c
index 6e23a75..3e37319 100644
--- a/minimake/src/minimake.c
+++ b/minimake/src/minimake.c
@@ -7,6 +7,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <unistd.h>
 
 #include "hash_maps/hash_maps.h"
 #include "lines/lines.h"
@@ -32,8 +33,32 @@ static void hashmap_deep_free(struct hash_map *hash_map)
         while (entry != NULL)
         {
             struct pair_list *next = entry->next;
-            free(entry->key);
-            free(entry->value);
+            // Ok c moche mais eh, ça fonctionne
+            if (hash_map == rules)
+            {
+                struct rule *r = entry->value;
+                free(r->name);
+                list_destroy(r->dependencies);
+                list_destroy(r->recipe);
+                free(r);
+                free(entry->key);
+            }
+            if (hash_map == variables)
+            {
+                struct variable *v = entry->value;
+                free(v->name);
+                free(v->value);
+
+                free(entry->key);
+                free(entry->value);
+            }
+            else
+            {
+                printf("DEBUG: attempting to free a generic hashmap");
+                free(entry->key);
+                free(entry->value);
+            }
+
             free(entry);
             entry = next;
         }
@@ -54,6 +79,21 @@ static void free_all()
 //     hashmap_dump(rules);
 // }
 
+static void exit_on_error(int status, char *message)
+{
+    char *full_msg;
+    int err = sprintf(full_msg, "%s: %s\n", program_name, message);
+    free(message);
+    if (err == -1)
+        exit(status);
+
+    write(STDERR_FILENO, full_msg, strlen(full_msg));
+
+    free(full_msg);
+    free_all();
+    exit(status);
+}
+
 // ==== Parsing ====
 
 // Registers a new rule in the hashmap
@@ -70,8 +110,11 @@ static void register_rule(char *name, struct list *dependencies,
     int err = hashmap_insert(variables, name, rule, NULL);
     if (!err)
     {
-        errx(1, "Internal Error: Couln't add entry for '%s' in the hashmap",
-             name);
+        char *err_msg;
+        sprintf(err_msg,
+                "Internal Error: Couln't add entry for '%s' in the hashmap",
+                name);
+        exit_on_error(GENERIC_ERR, err_msg);
     }
 }
 
@@ -83,8 +126,11 @@ static void register_variable(char *name, char *value)
     int err = hashmap_insert(variables, name, value, NULL);
     if (!err)
     {
-        errx(2, "Internal Error: Couln't add entry for '%s' in the hashmap",
-             name);
+        char *err_msg;
+        sprintf(err_msg,
+                "Internal Error: Couln't add entry for '%s' in the hashmap",
+                name);
+        exit_on_error(GENERIC_ERR, err_msg);
     }
 }
 
@@ -115,10 +161,12 @@ static struct list *read_deps(struct line *l, size_t offset)
         if (!ischar(buf[i]) && !isblank(buf[i]) && buf[i] != '\0'
             && buf[i] != '\n')
         {
-            printf("DEBUG: line: %s", l->buffer);
-            errx(2,
-                 "Unexpected character '%c' after rule declaration at %lu:%lu",
-                 buf[i], l->number, i);
+            char *err_msg;
+            sprintf(
+                err_msg,
+                "Unexpected character '%c' after rule declaration at %lu:%lu",
+                buf[i], l->number, i);
+            exit_on_error(GENERIC_ERR, err_msg);
         }
     }
 
@@ -153,8 +201,13 @@ static struct list *read_recipe(struct line *l)
         {
             char *command = strdup(buf + 1);
             if (command == NULL)
-                errx(1, "Internal error: couldn't duplicate string (%lu:1)",
-                     l->number);
+            {
+                char *err_msg;
+                sprintf(err_msg,
+                        "Internal error: couldn't duplicate string (%lu:1)",
+                        l->number);
+                exit_on_error(GENERIC_ERR, err_msg);
+            }
 
             res = list_append(res, command);
         }
@@ -179,7 +232,11 @@ static char *read_value(char *buf, size_t buf_size)
             str_buf_size += STRING_BUFFER_SIZE;
             str_buf = realloc(str_buf, str_buf_size);
             if (str_buf == NULL)
-                errx(2, "Could not realloc");
+            {
+                char *err_msg;
+                sprintf(err_msg, "Could not realloc");
+                exit_on_error(GENERIC_ERR, err_msg);
+            }
         }
 
         str_buf[i] = buf[i];
@@ -217,6 +274,7 @@ static void parse_line(struct line *current_line)
     struct list *dependencies;
     struct list *recipe;
     char *value;
+    char *err_msg;
 
     // Definition type
     switch (buf[i])
@@ -246,15 +304,21 @@ static void parse_line(struct line *current_line)
     case '\0':
     case '#':
         if (name != NULL)
-            errx(2,
-                 "Unexpected character '%c' after declaration '%s' at line %lu",
-                 buf[i], name, current_line->number);
+        {
+            sprintf(
+                err_msg,
+                "Unexpected character '%c' after declaration '%s' at line %lu",
+                buf[i], name, current_line->number);
+            exit_on_error(GENERIC_ERR, err_msg);
+        }
         else
             break;
 
     default:
-        errx(2, "Unexpected character '%c' after declaration '%s' at line %lu",
-             buf[i], name, current_line->number);
+        sprintf(err_msg,
+                "Unexpected character '%c' after declaration '%s' at line %lu",
+                buf[i], name, current_line->number);
+        exit_on_error(GENERIC_ERR, err_msg);
     }
 
     // free(name);
@@ -277,7 +341,11 @@ void make_parse(char *path)
     size_t buf_size = BUFFER_SIZE;
     char *buf = malloc(sizeof(char) * buf_size);
     if (buf == NULL)
-        errx(2, "Could not allocate more memory");
+    {
+        char *err_msg;
+        sprintf(err_msg, "Could not allocate more memory");
+        exit_on_error(GENERIC_ERR, err_msg);
+    }
 
     // Parse line by line
     ssize_t nread;
@@ -287,7 +355,11 @@ void make_parse(char *path)
     while ((nread = getline(&buf, &buf_size, stream)) != -1)
     {
         if (nread == -1)
-            errx(1, "Could not get line %lu", current_line.number);
+        {
+            char *err_msg;
+            sprintf(err_msg, "Could not get line %lu", current_line.number);
+            exit_on_error(GENERIC_ERR, err_msg);
+        }
 
         current_line.buffer = buf;
         current_line.length = nread;