[~] Fix issues with default path (now it's exactly the same as tcsh)

Author: toro-nicolas

src/command.c

@@ -42,8 +42,9 @@ builtin_t *get_builtin_command(int index)
 static char *get_command_path(char *command, char **env)
 {
     char *path = NULL;
-    char **path_tab = my_str_to_word_array_select(
-        get_env_var(env, "PATH"), ":");
+    char *var = (get_env_var(env, "PATH") ?
+        get_env_var(env, "PATH") : get_variable_value(get_mysh(), "path"));
+    char **path_tab = my_str_to_word_array_select(var, ": ");
 
     for (int index = 0; path_tab[index] != NULL; index++) {
         path = my_malloc(sizeof(char) * (my_strlen(path_tab[index]) +

src/environnement.c

@@ -67,8 +67,14 @@ void replace_env_var(char **env, char *name, char *value)
  */
 void check_path(mysh_t *mysh)
 {
-    if (get_env_var(mysh->env, "PATH") == NULL)
-        set_new_env_var(mysh, "PATH", "/usr/bin:/bin");
+    char *path = get_env_var(mysh->env, "PATH");
+
+    if (path == NULL)
+        add_variable(mysh, "path", "/usr/bin /bin");
+    else {
+        my_replace_char(path, ':', ' ');
+        add_variable(mysh, "path", path);
+    }
 }
 
 /**