commit bce05df0aee1b192233770181b561c4761e83ff2
Author: fanasina <rafanasin@gmail.com>
Date:   Sat Apr 4 00:43:28 2026 +0200

    [init]: init tensor repo one file header

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..795c8e4
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+**.swp
+**is_good*
diff --git a/linktest/y_test_h.h b/linktest/y_test_h.h
new file mode 120000
index 0000000..436f44c
--- /dev/null
+++ b/linktest/y_test_h.h
@@ -0,0 +1 @@
+../../onefileheader_test/y_test_h.h
\ No newline at end of file
diff --git a/list_t/Makefile b/list_t/Makefile
new file mode 100644
index 0000000..f9c3d8c
--- /dev/null
+++ b/list_t/Makefile
@@ -0,0 +1,56 @@
+# file list_t/Makefile
+CC=gcc
+ROOTPROJECTDIR:=$(realpath ..)
+TOOLDIR=$(ROOTPROJECTDIR)/ytools_t
+
+INCLUDE_DIR=$(TOOLDIR)/include
+CFLAGS=-I$(INCLUDE_DIR) -I./src 
+
+#SRC_DIR=$(ROOT_DIR)/src
+#SRC=$(wildcard */*/*.c) 
+#HEADS=$(OBJS:.o=.h)
+
+LISTSRC=src/list_t/list_t.c
+LISTSRC_O=$(LISTSRC:.c=.o)
+
+SETTSRC=src/set_theoric_t/set_theoric_t.c
+SETTSRC_O=$(SETTSRC:.c=.o)
+
+
+TOOLSRC_O=$(TOOLDIR)/src/tools_t/tools_t.o
+#TOOLSRC=$(TOOLDIR)/src/tools_t/tools_t.c
+#TOOLSRC_O=$(TOOLSRC:.c=.o)
+
+SRC=$(wildcard **/**/*.c) 
+OBJ=$(SRC:.c=.o) #$(TOOLSRC_O) 
+
+TOPTARGETS := all clean
+DEP=$(TOOLDIR)
+
+$(TOPTARGETS): $(DEP)
+
+all: $(LISTSRC_O)
+
+
+$(LISTSRC_O): $(LISTSRC) $(TOOLSRC_O)
+	$(CC) -o $@ -c $< $(CFLAGS)
+
+#$(SETTSRC_O) : $(SETTSRC) $(TOOLSRC_O)
+#	$(CC) -o $@ -c $< $(CFLAGS)
+
+$(DEP):
+	$(MAKE) -C $@ $(MAKECMDGOALS)
+
+#$(TOOLSRC_O): $(TOOLSRC) 
+#	$(CC) -o $@ -c $< $(CFLAGS)
+
+.PHONY: clean mrproper
+
+clean:
+	rm -f $(OBJ)
+
+mrproper: clean
+	rm -f $(EXEC)
+
+run: $(EXEC)
+	$(EXEC) -h
diff --git a/list_t/list_t.h b/list_t/list_t.h
new file mode 100644
index 0000000..5418ccf
--- /dev/null
+++ b/list_t/list_t.h
@@ -0,0 +1,438 @@
+#ifndef __LIST_T_H__
+#define __LIST_T_H__
+
+#include <omp.h>
+
+//#include <pthread.h>
+
+
+#define TYPE_PTR void*
+
+#define CREATE_HEADER_LIST(type)\
+  struct list_##type {\
+    type value;\
+    size_t index;\
+    struct list_##type *preview;\
+    struct list_##type *next;\
+  };\
+  struct main_list_##type {\
+    struct list_##type *begin_list;\
+    struct list_##type *current_list;\
+    size_t current_index;\
+    struct list_##type *end_list;\
+    size_t size;\
+  };\
+  struct main_list_##type *create_var_list_##type();\
+  void push_back_list_##type(struct main_list_##type *var_list, type value);\
+  void push_front_list_##type(struct main_list_##type *var_list, type value);\
+  size_t move_current_to_index_list_##type(struct main_list_##type *var_list, size_t index, struct list_##type **list_in_index);\
+  size_t move_current_to_begin_list_##type(struct main_list_##type *var_list);\
+  size_t move_current_to_end_list_##type(struct main_list_##type *var_list);\
+  size_t insert_into_list_##type(struct main_list_##type *var_list, size_t index, type value );\
+  void remove_index_from_list_##type(struct main_list_##type *var_list, size_t index );\
+  struct list_##type* pull_index_from_list_##type(struct main_list_##type *var_list, size_t index );\
+  void free_all_var_list_##type(struct main_list_##type *var_list);\
+  void remove_all_list_in_##type(struct main_list_##type *var_list);\
+  void increment_list_##type(struct main_list_##type * var_list);\
+  void decrement_list_##type(struct main_list_##type * var_list);\
+  struct list_##type * search_first_occ_with_mov_from_curr_in_list_##type(struct main_list_##type *var_list, \
+    type value, int (*funcCmp)(type, type), struct list_##type * (*incr_or_decr_mov)(struct list_##type *));\
+  struct list_##type * search_first_occ_from_begin_in_list_##type(struct main_list_##type *var_list, type value, int (*funcCmp)(type, type));\
+  struct list_##type * search_first_occ_from_end_in_list_##type(struct main_list_##type *var_list, type value, int (*funcCmp)(type, type));\
+  struct list_##type * pull_end_from_list_##type(struct main_list_##type *var_list);\
+  struct list_##type * pull_begin_from_list_##type(struct main_list_##type *var_list);\
+  void append_list_##type(struct main_list_##type *var_list, struct list_##type *list);\
+  struct list_##type * local_increment_list_##type(struct list_##type *list);\
+  struct list_##type * local_decrement_list_##type(struct list_##type *list);\
+ 
+
+#if 0
+
+GENERATE_LIST_ALL(TYPE_CHAR)
+GENERATE_LIST_ALL(TYPE_U_CHAR)
+GENERATE_LIST_ALL(TYPE_INT)
+GENERATE_LIST_ALL(TYPE_U_INT)
+GENERATE_LIST_ALL(TYPE_L_INT)
+GENERATE_LIST_ALL(TYPE_U_L_INT)
+GENERATE_LIST_ALL(TYPE_SIZE_T)
+GENERATE_LIST_ALL(TYPE_FLOAT)
+GENERATE_LIST_ALL(TYPE_DOUBLE)
+GENERATE_LIST_ALL(TYPE_L_DOUBLE)
+GENERATE_LIST_ALL(TYPE_STRING)
+
+GENERATE_LIST_ALL(TYPE_PTR)
+
+#endif
+
+#define FOR_LIST_FORM_BEGIN(type, var_list)\
+  for(move_current_to_begin_list_##type(var_list); var_list->current_list; increment_list_##type(var_list))
+
+#define FOR_LIST_FORM_END(type, var_list)\
+  for(move_current_to_end_list_##type(var_list); var_list->current_list; decrement_list_##type(var_list))
+
+
+#define IMPLEMENTATION_LIST(type)\
+  \
+  struct main_list_##type *create_var_list_##type(){\
+    struct main_list_##type *ret_var_list = malloc(sizeof(struct main_list_##type));\
+    ret_var_list->begin_list = NULL;\
+    ret_var_list->end_list = NULL;\
+    ret_var_list->current_list = NULL;\
+    ret_var_list->current_index = 0;\
+    ret_var_list->size = 0;\
+    return ret_var_list;\
+  }\
+  void push_back_list_##type(struct main_list_##type *var_list, type value){\
+    struct list_##type * list_to_add = malloc(sizeof(struct list_##type));\
+    list_to_add->value = value;\
+    list_to_add->index = var_list->size;\
+    list_to_add->preview = var_list->end_list;\
+    list_to_add->next = NULL;\
+    if(var_list->end_list){\
+      (var_list->end_list)->next = list_to_add;\
+    }else {\
+      var_list->begin_list = list_to_add;\
+      var_list->current_list= list_to_add;\
+      var_list->current_index=0;\
+    }\
+    var_list->end_list = list_to_add;\
+    ++(var_list->size);\
+  }\
+  void push_front_list_##type(struct main_list_##type *var_list, type value){\
+    struct list_##type * list_to_add = malloc(sizeof(struct list_##type));\
+    list_to_add->value = value;\
+    list_to_add->preview = NULL;\
+    list_to_add->next = var_list->begin_list;\
+    if(var_list->begin_list){\
+      (var_list->begin_list)->preview = list_to_add;\
+      ++(var_list->current_index);\
+    }else {\
+      var_list->end_list = list_to_add;\
+      var_list->current_list= list_to_add;\
+      var_list->current_index=0;\
+    }\
+    var_list->begin_list = list_to_add;\
+    ++(var_list->size);\
+    size_t index=0;\
+    while(list_to_add){\
+      list_to_add->index = index++;\
+      list_to_add = list_to_add->next;\
+    }\
+  }\
+  size_t move_current_to_index_list_##type(struct main_list_##type *var_list, size_t index, struct list_##type **list_in_index){\
+    if(var_list->current_list==NULL) {;\
+      if(index <= var_list->size - 1 - index){\
+        var_list->current_list = var_list->begin_list;\
+      }else{\
+      var_list->current_list = var_list->end_list;\
+      }\
+    }\
+    if(index == var_list->current_list->index){\
+      if(list_in_index) *list_in_index = var_list->current_list;\
+      return index;\
+    }\
+    if(var_list->begin_list == NULL){\
+      if(list_in_index) *list_in_index=NULL;\
+      return 0;\
+    }\
+    if(index >= var_list->size){\
+      var_list->current_list = var_list->end_list;\
+      var_list->current_index = var_list->size - 1;\
+      if(list_in_index) *list_in_index = var_list->current_list;\
+      return var_list->current_list->index /*size - 1*/;\
+    }\
+    /*if((var_list->current_list->index >= var_list->size) || !(var_list->current_list)){\
+      var_list->current_list = var_list->end_list;\
+      var_list->current_index = var_list->size - 1;\
+    }*/\
+    long from_current_index = var_list->current_list->index - index; \
+    size_t abs_cur_diff = abs(from_current_index); \
+    size_t array_diff_index[3]  = {index, abs_cur_diff , var_list->size - 1 - index}; \
+    size_t index_nearest = ARG_MIN_ARRAY_TYPE_SIZE_T(array_diff_index, 3);\
+    if(index_nearest == 0){\
+      var_list->current_list = var_list->begin_list;\
+      for(size_t i=0; i<array_diff_index[0]; ++i) var_list->current_list = (var_list->current_list)->next; \
+    }\
+    else if(index_nearest == 2){\
+      var_list->current_list = var_list->end_list;\
+      for(size_t i=0; i < array_diff_index[2]; ++i) var_list->current_list = (var_list->current_list)->preview; \
+    }else if(from_current_index >= 0) \
+      for(size_t i=0; i < array_diff_index[1]; ++i) var_list->current_list = (var_list->current_list)->preview; \
+    else  \
+      for(size_t i=0; i < array_diff_index[1]; ++i) var_list->current_list = (var_list->current_list)->next; \
+      \
+    var_list->current_index = index;\
+    if(list_in_index) *list_in_index = var_list->current_list;\
+    return index;\
+  }\
+  size_t move_current_to_begin_list_##type(struct main_list_##type *var_list){\
+    if(var_list->begin_list == NULL){\
+      return 0;\
+    }\
+    var_list->current_list = var_list->begin_list;\
+    var_list->current_index = 0;\
+    return 0;\
+  }\
+  size_t move_current_to_end_list_##type(struct main_list_##type *var_list){\
+    if(var_list->end_list == NULL){\
+      return 0;\
+    }\
+    var_list->current_list = var_list->end_list;\
+    var_list->current_index = var_list->size - 1;\
+    return var_list->current_index;\
+  }\
+  size_t insert_into_list_##type(struct main_list_##type *var_list, size_t index, type value ){\
+    struct list_##type * list_to_add = malloc(sizeof(struct list_##type));\
+    size_t ii=0;\
+    list_to_add->value = value;\
+    if(var_list->begin_list == NULL){\
+      list_to_add->preview = NULL;\
+      list_to_add->next = NULL;\
+      var_list->begin_list = list_to_add;\
+      var_list->end_list = list_to_add;\
+      var_list->current_list = list_to_add;\
+      var_list->current_index = 0;\
+      \
+    }else {\
+      struct list_##type *current_list;\
+      ii =  move_current_to_index_list_##type(var_list, index, &current_list);\
+      if(index > ii)\
+        printf("%ld out of range, we  put the value at %ld index of the list \n",index, ii);\
+      if(current_list){\
+        struct list_##type *prev_list = (current_list)->preview;\
+        list_to_add->preview = prev_list;\
+        list_to_add->next = current_list;\
+        if(list_to_add->preview == NULL){\
+          var_list->begin_list = list_to_add;\
+        }else\
+          prev_list->next = list_to_add;\
+        if(list_to_add->next == NULL)\
+          var_list->end_list = list_to_add;\
+        (current_list)->preview = list_to_add;\
+        var_list->current_list = list_to_add;\
+        var_list->current_index = ii;\
+      }\
+    }\
+    ++(var_list->size);\
+    size_t local_ii = ii;\
+    while(list_to_add){\
+      list_to_add->index = local_ii++;\
+      list_to_add = list_to_add->next;\
+    }\
+    return ii;\
+  }\
+  void remove_index_from_list_##type(struct main_list_##type *var_list, size_t index ){\
+    struct list_##type *current_list;\
+    if( index == move_current_to_index_list_##type(var_list, index, &current_list)) {\
+      struct list_##type * list_tmp_prev = (current_list)->preview;\
+      struct list_##type * list_tmp_next = (current_list)->next;\
+      if(list_tmp_prev){\
+        list_tmp_prev->next = list_tmp_next;\
+        if(list_tmp_next){\
+          list_tmp_next->preview = list_tmp_prev;\
+          var_list->current_list = list_tmp_next;\
+        }\
+        else {\
+          var_list->end_list = list_tmp_prev;\
+          var_list->current_list = list_tmp_prev;\
+        }\
+      }else{\
+        var_list->begin_list = list_tmp_next;\
+        if(list_tmp_next) {\
+          list_tmp_next->preview = list_tmp_prev;\
+        }\
+        else{\
+          var_list->end_list = NULL;\
+          var_list->current_list = NULL;\
+        }\
+      }\
+      free(current_list);\
+      --(var_list->size);\
+      while(list_tmp_next){\
+        list_tmp_next->index = index++;\
+        list_tmp_next=list_tmp_next->next;\
+      }\
+    }\
+  }\
+  struct list_##type * pull_index_from_list_##type(struct main_list_##type *var_list, size_t index ){\
+    struct list_##type *current_list=NULL;\
+    if( index == move_current_to_index_list_##type(var_list, index, &current_list)) {\
+      struct list_##type * list_tmp_prev = (current_list)->preview;\
+      struct list_##type * list_tmp_next = (current_list)->next;\
+      if(list_tmp_prev){\
+        list_tmp_prev->next = list_tmp_next;\
+        if(list_tmp_next){\
+          list_tmp_next->preview = list_tmp_prev;\
+          var_list->current_list = list_tmp_next;\
+        }\
+        else {\
+          var_list->end_list = list_tmp_prev;\
+          var_list->current_list = list_tmp_prev;\
+        }\
+      }else{\
+        var_list->begin_list = list_tmp_next;\
+        if(list_tmp_next) {\
+          list_tmp_next->preview = list_tmp_prev;\
+        }\
+        else{\
+          var_list->end_list = NULL;\
+          var_list->current_list = NULL;\
+        }\
+      }\
+      --(var_list->size);\
+      while(list_tmp_next){\
+        list_tmp_next->index = index++;\
+        list_tmp_next=list_tmp_next->next;\
+      }\
+    }\
+    return current_list;\
+  }\
+  void remove_all_list_in_##type(struct main_list_##type *var_list){\
+    struct list_##type *tmp = var_list->begin_list, *prec_tmp;\
+    while(tmp){\
+      prec_tmp = tmp;\
+      tmp = tmp->next;\
+      free(prec_tmp);\
+    }\
+    var_list->begin_list = NULL;\
+    var_list->current_list = NULL;\
+    var_list->end_list = NULL;\
+    var_list->size = 0;\
+    var_list->current_index = 0;\
+  }\
+  void free_all_var_list_##type(struct main_list_##type *var_list){\
+    remove_all_list_in_##type(var_list);\
+    free(var_list);\
+  }\
+  void increment_list_##type(struct main_list_##type * var_list){\
+    var_list->current_list = (var_list->current_list)->next;\
+    ++(var_list->current_index);\
+  }\
+  void decrement_list_##type(struct main_list_##type * var_list){\
+    var_list->current_list = (var_list->current_list)->preview;\
+    --(var_list->current_index);\
+  }\
+  struct list_##type * local_increment_list_##type(struct list_##type *list){\
+    if(list) return list->next;\
+    return NULL;\
+  }\
+  struct list_##type * local_decrement_list_##type(struct list_##type *list){\
+    if (list) return list->preview;\
+    return NULL;\
+  }\
+  struct list_##type * search_first_occ_with_mov_from_curr_in_list_##type(struct main_list_##type *var_list, type value, int (*funcCmp)(type, type), struct list_##type * (*incr_or_decr_mov)(struct list_##type *)){\
+    for(struct list_##type *list_cur = var_list->current_list; list_cur; list_cur = incr_or_decr_mov(list_cur)){\
+      if(0 == funcCmp(value, list_cur->value)){\
+        return list_cur;\
+      }\
+    }\
+    return NULL;\
+  }\
+  struct list_##type * search_first_occ_from_begin_in_list_##type(struct main_list_##type *var_list, type value, int (*funcCmp)(type, type)){\
+    /*printf("debug: cur_index change to 0");*/\
+    var_list->current_list = var_list->begin_list;\
+    return search_first_occ_with_mov_from_curr_in_list_##type(var_list, value, funcCmp, local_increment_list_##type);\
+  }\
+  struct list_##type * search_first_occ_from_end_in_list_##type(struct main_list_##type *var_list, type value, int (*funcCmp)(type, type)){\
+    /*printf("debug: cur_index change to end");*/\
+    var_list->current_list = var_list->end_list;\
+    return search_first_occ_with_mov_from_curr_in_list_##type(var_list, value, funcCmp, local_decrement_list_##type);\
+  }\
+  struct list_##type * pull_end_from_list_##type(struct main_list_##type *var_list){\
+    struct list_##type *ret = var_list->end_list;\
+    if(ret != NULL){\
+      struct list_##type * prevL = ret->preview;\
+      if(prevL != NULL){\
+        prevL->next=NULL;\
+      }else{\
+        var_list->begin_list=NULL;\
+        var_list->current_index = 0;\
+        var_list->current_list=NULL;\
+      }\
+      var_list->end_list = prevL;\
+      --(var_list->size);\
+      ret->preview = NULL;\
+    }\
+    return ret;\
+  }\
+  struct list_##type * pull_begin_from_list_##type(struct main_list_##type *var_list){\
+    struct list_##type *ret = var_list->begin_list;\
+    if(ret != NULL){\
+      struct list_##type * nextL = ret->next;\
+      if(nextL != NULL){\
+        nextL->preview=NULL;\
+      }else{\
+        var_list->end_list=NULL;\
+        var_list->current_index = 0;\
+        var_list->current_list=NULL;\
+      }\
+      var_list->begin_list = nextL;\
+      --(var_list->size);\
+      ret->next = NULL;\
+    }\
+    struct list_##type *tmp = var_list->begin_list;\
+    while(tmp){ --(tmp->index); tmp=tmp->next;}\
+    return ret;\
+  }\
+  void append_list_##type(struct main_list_##type *var_list, struct list_##type *list){\
+    list->index = var_list->size;\
+    if(var_list->end_list == NULL){\
+      list->preview = NULL;\
+      var_list->end_list = list;\
+      var_list->begin_list = list;\
+      var_list->current_list = list;\
+      var_list->current_index = 0;\
+    }else{\
+      var_list->end_list->next = list;\
+      list->preview = var_list->end_list;\
+      var_list->end_list = list;\
+    }\
+    ++(var_list->size);\
+  }\
+  
+
+#define GEN_HEAD_PTR_LIST(type)\
+  void remove_all_ptr_type_list_##type(struct main_list_##type *var_list);\
+  void purge_ptr_type_list_##type(struct main_list_##type *var_list);\
+  void free_##type(type arg);\
+
+
+
+#define GEN_FUNC_PTR_LIST_FREE(type)\
+  void remove_all_ptr_type_list_##type(struct main_list_##type *var_list){\
+    struct list_##type *tmp = var_list->begin_list, *prec_tmp;\
+    while(tmp){\
+      prec_tmp = tmp;\
+      tmp = tmp->next;\
+      free_##type(prec_tmp->value);\
+      free(prec_tmp);\
+    }\
+    var_list->begin_list = NULL;\
+    var_list->current_list = NULL;\
+    var_list->end_list = NULL;\
+    var_list->size = 0;\
+    var_list->current_index = 0;\
+  }\
+  void purge_ptr_type_list_##type(struct main_list_##type *var_list){\
+    remove_all_ptr_type_list_##type(var_list);\
+		free(var_list);\
+  }\
+  \
+  void free_##type(type arg)\
+
+
+#define LIST_T(type) \
+    CREATE_HEADER_LIST(type)\
+    IMPLEMENTATION_LIST(type)
+
+#define LIST_PTR_T_FREE(type) \
+    CREATE_HEADER_LIST(type)\
+    IMPLEMENTATION_LIST(type)\
+    GEN_HEAD_PTR_LIST(type)\
+    GEN_FUNC_PTR_LIST_FREE(type)
+
+
+
+
+#endif /* __LIST_T_C__H */
+
diff --git a/list_t/src/list_t/list_t.c b/list_t/src/list_t/list_t.c
new file mode 100755
index 0000000..873dc6f
--- /dev/null
+++ b/list_t/src/list_t/list_t.c
@@ -0,0 +1,155 @@
+
+#include "list_t/list_t.h"
+
+#if 0
+
+#define GEN_LIST_ALL_L(type)\
+ \
+  struct main_list_##type *create_var_list_##type(){\
+    struct main_list_##type *ret_var_list = malloc(sizeof(struct main_list_##type));\
+    ret_var_list->begin_list = NULL;\
+    ret_var_list->end_list = NULL;\
+    ret_var_list->current_list = NULL;\
+    ret_var_list->current_index = 0;\
+    ret_var_list->size = 0;\
+    return ret_var_list;\
+  }\
+  void push_back_list_##type(struct main_list_##type *var_list, type value){\
+    struct list_##type * list_to_add = malloc(sizeof(struct list_##type));\
+    list_to_add->value = value;\
+    list_to_add->preview = var_list->end_list;\
+    list_to_add->next = NULL;\
+    if(var_list->end_list){\
+      (var_list->end_list)->next = list_to_add;\
+    }else {\
+      var_list->begin_list = list_to_add;\
+      var_list->current_list= list_to_add;\
+    }\
+    var_list->end_list = list_to_add;\
+    ++(var_list->size);\
+  }\
+  void push_front_list_##type(struct main_list_##type *var_list, type value){\
+    struct list_##type * list_to_add = malloc(sizeof(struct list_##type));\
+    list_to_add->value = value;\
+    list_to_add->preview = NULL;\
+    list_to_add->next = var_list->begin_list;\
+    if(var_list->begin_list){\
+      (var_list->begin_list)->preview = list_to_add;\
+      ++(var_list->current_index);\
+    }else {\
+      var_list->end_list = list_to_add;\
+      var_list->current_list= list_to_add;\
+    }\
+    var_list->begin_list = list_to_add;\
+    ++(var_list->size);\
+  }\
+  size_t move_current_to_index_list_##type(struct main_list_##type *var_list, size_t index){\
+    if(index == var_list->current_index) return index;\
+    if(var_list->begin_list == NULL) return 0;\
+    if(index >= var_list->size){\
+      var_list->current_list = var_list->end_list;\
+      var_list->current_index = var_list->size - 1;\
+      return var_list->size - 1;\
+    }\
+    if((var_list->current_index >= var_list->size) || !(var_list->current_list)){\
+      var_list->current_list = var_list->end_list;\
+      var_list->current_index = var_list->size - 1;\
+    }\
+    long from_current_index = var_list->current_index - index; \
+    size_t abs_cur_diff = abs(from_current_index); \
+    size_t array_diff_index[3]  = {index, abs_cur_diff , var_list->size - 1 - index}; \
+    size_t index_nearest = ARG_MIN_ARRAY_TYPE_SIZE_T(array_diff_index, 3);\
+    if(index_nearest == 0){\
+      var_list->current_list = var_list->begin_list;\
+      for(size_t i=0; i<array_diff_index[0]; ++i) var_list->current_list = (var_list->current_list)->next; \
+    }\
+    else if(index_nearest == 2){\
+      var_list->current_list = var_list->end_list;\
+      for(size_t i=0; i < array_diff_index[0]; ++i) var_list->current_list = (var_list->current_list)->preview; \
+    }else if(from_current_index >= 0) \
+      for(size_t i=0; i < array_diff_index[1]; ++i) var_list->current_list = (var_list->current_list)->preview; \
+    else  \
+      for(size_t i=0; i < array_diff_index[1]; ++i) var_list->current_list = (var_list->current_list)->next; \
+      \
+    var_list->current_index = index;\
+    return index;\
+  }\
+  void insert_into_list_##type(struct main_list_##type *var_list, size_t index, type value ){\
+    struct list_##type * list_to_add = malloc(sizeof(struct list_##type));\
+    list_to_add->value = value;\
+    if(var_list->begin_list == NULL){\
+      list_to_add->preview = NULL;\
+      list_to_add->next = NULL;\
+      var_list->begin_list = list_to_add;\
+      var_list->end_list = list_to_add;\
+      var_list->current_list = list_to_add;\
+      var_list->current_index = 0;\
+      \
+    }else {\
+      size_t ii =  move_current_to_index_list_##type(var_list, index);\
+      if(index > ii)\
+        printf("%ld out of range, we  put the value at %ld index of the list \n",index, ii);\
+      if(var_list->current_list){\
+        list_to_add->preview = (var_list->current_list)->preview;\
+        list_to_add->next = var_list->current_list;\
+        if(list_to_add->preview)\
+          (list_to_add->preview)->next = list_to_add;\
+        else var_list->begin_list = list_to_add;\
+        (var_list->current_list)->preview = list_to_add;\
+        var_list->current_list = list_to_add;\
+      }\
+    }\
+    ++(var_list->size);\
+  }\
+  void remove_index_from_list_##type(struct main_list_##type *var_list, size_t index ){\
+    if( index == move_current_to_index_list_##type(var_list, index)) {\
+      struct list_##type * list_tmp_prev = (var_list->current_list)->preview;\
+      struct list_##type * list_tmp_next = (var_list->current_list)->next;\
+      if(list_tmp_prev){\
+        list_tmp_prev->next = list_tmp_next;\
+        if(list_tmp_next)  list_tmp_next->preview = list_tmp_prev;\
+      }\
+      free(var_list->current_list);\
+      var_list->current_list = list_tmp_next;\
+      --(var_list->size);\
+      \
+    }\
+  }\
+  void free_all_var_list_##type(struct main_list_##type *var_list){\
+    struct list_##type *tmp = var_list->begin_list;\
+    while(tmp){\
+      var_list->current_list = tmp;\
+      tmp = tmp->next;\
+      free(var_list->current_list);\
+    }\
+    free(var_list);\
+  }\
+  void increment_list_##type(struct main_list_##type * var_list){\
+    var_list->current_list = (var_list->current_list)->next;\
+    ++(var_list->current_index);\
+  }\
+  void decrement_list_##type(struct main_list_##type * var_list){\
+    var_list->current_list = (var_list->current_list)->preview;\
+    --(var_list->current_index);\
+  }\
+  
+#endif
+
+
+GEN_LIST_ALL(TYPE_CHAR)
+GEN_LIST_ALL(TYPE_U_CHAR)
+GEN_LIST_ALL(TYPE_INT)
+GEN_LIST_ALL(TYPE_U_INT)
+GEN_LIST_ALL(TYPE_L_INT)
+GEN_LIST_ALL(TYPE_U_L_INT)
+GEN_LIST_ALL(TYPE_SIZE_T)
+GEN_LIST_ALL(TYPE_FLOAT)
+GEN_LIST_ALL(TYPE_DOUBLE)
+GEN_LIST_ALL(TYPE_L_DOUBLE)
+GEN_LIST_ALL(TYPE_STRING)
+
+GEN_LIST_ALL(TYPE_PTR)
+
+GEN_FUNC_PTR_LIST_FREE(TYPE_PTR){
+  free(arg);
+}
diff --git a/list_t/src/list_t/list_t.h b/list_t/src/list_t/list_t.h
new file mode 100644
index 0000000..35b4935
--- /dev/null
+++ b/list_t/src/list_t/list_t.h
@@ -0,0 +1,478 @@
+#ifndef __LIST_T_C__H
+#define __LIST_T_C__H
+
+#include <pthread.h>
+
+#include "tools_t/tools_t.h"
+
+#define TYPE_PTR void*
+
+#define GENERATE_LIST_ALL(type)\
+  struct list_##type {\
+    type value;\
+    size_t index;\
+    struct list_##type *preview;\
+    struct list_##type *next;\
+  };\
+  struct main_list_##type {\
+    struct list_##type *begin_list;\
+    struct list_##type *current_list;\
+    size_t current_index;\
+    struct list_##type *end_list;\
+    size_t size;\
+    pthread_mutex_t *mut_list;\
+  };\
+  struct main_list_##type *create_var_list_##type();\
+  void push_back_list_##type(struct main_list_##type *var_list, type value);\
+  void push_front_list_##type(struct main_list_##type *var_list, type value);\
+  size_t move_current_to_index_list_##type(struct main_list_##type *var_list, size_t index, struct list_##type **list_in_index);\
+  size_t move_current_to_begin_list_##type(struct main_list_##type *var_list);\
+  size_t move_current_to_end_list_##type(struct main_list_##type *var_list);\
+  size_t insert_into_list_##type(struct main_list_##type *var_list, size_t index, type value );\
+  void remove_index_from_list_##type(struct main_list_##type *var_list, size_t index );\
+  struct list_##type* pull_index_from_list_##type(struct main_list_##type *var_list, size_t index );\
+  void free_all_var_list_##type(struct main_list_##type *var_list);\
+  void remove_all_list_in_##type(struct main_list_##type *var_list);\
+  void increment_list_##type(struct main_list_##type * var_list);\
+  void decrement_list_##type(struct main_list_##type * var_list);\
+  struct list_##type * search_first_occ_with_mov_from_curr_in_list_##type(struct main_list_##type *var_list, type value, int (*funcCmp)(type, type),  struct list_##type * (*incr_or_decr_mov)(struct list_##type *));\
+  struct list_##type * search_first_occ_from_begin_in_list_##type(struct main_list_##type *var_list, type value, int (*funcCmp)(type, type));\
+  struct list_##type * search_first_occ_from_end_in_list_##type(struct main_list_##type *var_list, type value, int (*funcCmp)(type, type));\
+  struct list_##type * pull_end_from_list_##type(struct main_list_##type *var_list);\
+  struct list_##type * pull_begin_from_list_##type(struct main_list_##type *var_list);\
+  void append_list_##type(struct main_list_##type *var_list, struct list_##type *list);\
+  struct list_##type * local_increment_list_##type(struct list_##type *list);\
+  struct list_##type * local_decrement_list_##type(struct list_##type *list);\
+ 
+
+GENERATE_LIST_ALL(TYPE_CHAR)
+GENERATE_LIST_ALL(TYPE_U_CHAR)
+GENERATE_LIST_ALL(TYPE_INT)
+GENERATE_LIST_ALL(TYPE_U_INT)
+GENERATE_LIST_ALL(TYPE_L_INT)
+GENERATE_LIST_ALL(TYPE_U_L_INT)
+GENERATE_LIST_ALL(TYPE_SIZE_T)
+GENERATE_LIST_ALL(TYPE_FLOAT)
+GENERATE_LIST_ALL(TYPE_DOUBLE)
+GENERATE_LIST_ALL(TYPE_L_DOUBLE)
+GENERATE_LIST_ALL(TYPE_STRING)
+
+GENERATE_LIST_ALL(TYPE_PTR)
+
+#define FOR_LIST_FORM_BEGIN(type, var_list)\
+  for(move_current_to_begin_list_##type(var_list); var_list->current_list; increment_list_##type(var_list))
+
+#define FOR_LIST_FORM_END(type, var_list)\
+  for(move_current_to_end_list_##type(var_list); var_list->current_list; decrement_list_##type(var_list))
+
+
+#define GEN_LIST_ALL(type)\
+  \
+  struct main_list_##type *create_var_list_##type(){\
+    struct main_list_##type *ret_var_list = malloc(sizeof(struct main_list_##type));\
+    ret_var_list->begin_list = NULL;\
+    ret_var_list->end_list = NULL;\
+    ret_var_list->current_list = NULL;\
+    ret_var_list->current_index = 0;\
+    ret_var_list->size = 0;\
+    ret_var_list->mut_list = malloc(sizeof(pthread_mutex_t));\
+    pthread_mutex_init(ret_var_list->mut_list, NULL);\
+    return ret_var_list;\
+  }\
+  void push_back_list_##type(struct main_list_##type *var_list, type value){\
+    struct list_##type * list_to_add = malloc(sizeof(struct list_##type));\
+    list_to_add->value = value;\
+    pthread_mutex_lock(var_list->mut_list);\
+    list_to_add->index = var_list->size;\
+    list_to_add->preview = var_list->end_list;\
+    list_to_add->next = NULL;\
+    if(var_list->end_list){\
+      (var_list->end_list)->next = list_to_add;\
+    }else {\
+      var_list->begin_list = list_to_add;\
+      var_list->current_list= list_to_add;\
+      var_list->current_index=0;\
+    }\
+    var_list->end_list = list_to_add;\
+    ++(var_list->size);\
+    pthread_mutex_unlock(var_list->mut_list);\
+  }\
+  void push_front_list_##type(struct main_list_##type *var_list, type value){\
+    struct list_##type * list_to_add = malloc(sizeof(struct list_##type));\
+    list_to_add->value = value;\
+    list_to_add->preview = NULL;\
+    pthread_mutex_lock(var_list->mut_list);\
+    list_to_add->next = var_list->begin_list;\
+    if(var_list->begin_list){\
+      (var_list->begin_list)->preview = list_to_add;\
+      ++(var_list->current_index);\
+    }else {\
+      var_list->end_list = list_to_add;\
+      var_list->current_list= list_to_add;\
+      var_list->current_index=0;\
+    }\
+    var_list->begin_list = list_to_add;\
+    ++(var_list->size);\
+    size_t index=0;\
+    while(list_to_add){\
+      list_to_add->index = index++;\
+      list_to_add = list_to_add->next;\
+    }\
+    pthread_mutex_unlock(var_list->mut_list);\
+  }\
+  size_t move_current_to_index_list_##type(struct main_list_##type *var_list, size_t index, struct list_##type **list_in_index){\
+    pthread_mutex_lock(var_list->mut_list);\
+    if(var_list->current_list==NULL) {;\
+      if(index <= var_list->size - 1 - index){\
+        var_list->current_list = var_list->begin_list;\
+      }else{\
+      var_list->current_list = var_list->end_list;\
+      }\
+    }\
+    if(index == var_list->current_list->index){\
+      if(list_in_index) *list_in_index = var_list->current_list;\
+      pthread_mutex_unlock(var_list->mut_list);\
+      return index;\
+    }\
+    if(var_list->begin_list == NULL){\
+      if(list_in_index) *list_in_index=NULL;\
+      pthread_mutex_unlock(var_list->mut_list);\
+      return 0;\
+    }\
+    if(index >= var_list->size){\
+      var_list->current_list = var_list->end_list;\
+      var_list->current_index = var_list->size - 1;\
+      if(list_in_index) *list_in_index = var_list->current_list;\
+      pthread_mutex_unlock(var_list->mut_list);\
+      return var_list->current_list->index /*size - 1*/;\
+    }\
+    /*if((var_list->current_list->index >= var_list->size) || !(var_list->current_list)){\
+      var_list->current_list = var_list->end_list;\
+      var_list->current_index = var_list->size - 1;\
+    }*/\
+    long from_current_index = var_list->current_list->index - index; \
+    size_t abs_cur_diff = abs(from_current_index); \
+    size_t array_diff_index[3]  = {index, abs_cur_diff , var_list->size - 1 - index}; \
+    size_t index_nearest = ARG_MIN_ARRAY_TYPE_SIZE_T(array_diff_index, 3);\
+    if(index_nearest == 0){\
+      var_list->current_list = var_list->begin_list;\
+      for(size_t i=0; i<array_diff_index[0]; ++i) var_list->current_list = (var_list->current_list)->next; \
+    }\
+    else if(index_nearest == 2){\
+      var_list->current_list = var_list->end_list;\
+      for(size_t i=0; i < array_diff_index[2]; ++i) var_list->current_list = (var_list->current_list)->preview; \
+    }else if(from_current_index >= 0) \
+      for(size_t i=0; i < array_diff_index[1]; ++i) var_list->current_list = (var_list->current_list)->preview; \
+    else  \
+      for(size_t i=0; i < array_diff_index[1]; ++i) var_list->current_list = (var_list->current_list)->next; \
+      \
+    var_list->current_index = index;\
+    if(list_in_index) *list_in_index = var_list->current_list;\
+    pthread_mutex_unlock(var_list->mut_list);\
+    return index;\
+  }\
+  size_t move_current_to_begin_list_##type(struct main_list_##type *var_list){\
+    pthread_mutex_lock(var_list->mut_list);\
+    if(var_list->begin_list == NULL){\
+      pthread_mutex_unlock(var_list->mut_list);\
+      return 0;\
+    }\
+    var_list->current_list = var_list->begin_list;\
+    var_list->current_index = 0;\
+    pthread_mutex_unlock(var_list->mut_list);\
+    return 0;\
+  }\
+  size_t move_current_to_end_list_##type(struct main_list_##type *var_list){\
+    pthread_mutex_lock(var_list->mut_list);\
+    if(var_list->end_list == NULL){\
+      pthread_mutex_unlock(var_list->mut_list);\
+      return 0;\
+    }\
+    var_list->current_list = var_list->end_list;\
+    var_list->current_index = var_list->size - 1;\
+    pthread_mutex_unlock(var_list->mut_list);\
+    return var_list->current_index;\
+  }\
+  size_t insert_into_list_##type(struct main_list_##type *var_list, size_t index, type value ){\
+    struct list_##type * list_to_add = malloc(sizeof(struct list_##type));\
+    size_t ii=0;\
+    list_to_add->value = value;\
+    if(var_list->begin_list == NULL){\
+      pthread_mutex_lock(var_list->mut_list);\
+      list_to_add->preview = NULL;\
+      list_to_add->next = NULL;\
+      var_list->begin_list = list_to_add;\
+      var_list->end_list = list_to_add;\
+      var_list->current_list = list_to_add;\
+      var_list->current_index = 0;\
+      \
+    }else {\
+      struct list_##type *current_list;\
+      ii =  move_current_to_index_list_##type(var_list, index, &current_list);\
+      pthread_mutex_lock(var_list->mut_list);\
+      if(index > ii)\
+        printf("%ld out of range, we  put the value at %ld index of the list \n",index, ii);\
+      if(current_list){\
+        struct list_##type *prev_list = (current_list)->preview;\
+        list_to_add->preview = prev_list;\
+        list_to_add->next = current_list;\
+        if(list_to_add->preview == NULL){\
+          var_list->begin_list = list_to_add;\
+        }else\
+          prev_list->next = list_to_add;\
+        if(list_to_add->next == NULL)\
+          var_list->end_list = list_to_add;\
+        (current_list)->preview = list_to_add;\
+        var_list->current_list = list_to_add;\
+        var_list->current_index = ii;\
+      }\
+    }\
+    ++(var_list->size);\
+    size_t local_ii = ii;\
+    while(list_to_add){\
+      list_to_add->index = local_ii++;\
+      list_to_add = list_to_add->next;\
+    }\
+    pthread_mutex_unlock(var_list->mut_list);\
+    return ii;\
+  }\
+  void remove_index_from_list_##type(struct main_list_##type *var_list, size_t index ){\
+    struct list_##type *current_list;\
+    if( index == move_current_to_index_list_##type(var_list, index, &current_list)) {\
+      pthread_mutex_lock(var_list->mut_list);\
+      struct list_##type * list_tmp_prev = (current_list)->preview;\
+      struct list_##type * list_tmp_next = (current_list)->next;\
+      if(list_tmp_prev){\
+        list_tmp_prev->next = list_tmp_next;\
+        if(list_tmp_next){\
+          list_tmp_next->preview = list_tmp_prev;\
+          var_list->current_list = list_tmp_next;\
+        }\
+        else {\
+          var_list->end_list = list_tmp_prev;\
+          var_list->current_list = list_tmp_prev;\
+        }\
+      }else{\
+        var_list->begin_list = list_tmp_next;\
+        if(list_tmp_next) {\
+          list_tmp_next->preview = list_tmp_prev;\
+        }\
+        else{\
+          var_list->end_list = NULL;\
+          var_list->current_list = NULL;\
+        }\
+      }\
+      free(current_list);\
+      --(var_list->size);\
+      while(list_tmp_next){\
+        list_tmp_next->index = index++;\
+        list_tmp_next=list_tmp_next->next;\
+      }\
+      pthread_mutex_unlock(var_list->mut_list);\
+    }\
+  }\
+  struct list_##type * pull_index_from_list_##type(struct main_list_##type *var_list, size_t index ){\
+    struct list_##type *current_list=NULL;\
+    if( index == move_current_to_index_list_##type(var_list, index, &current_list)) {\
+      pthread_mutex_lock(var_list->mut_list);\
+      struct list_##type * list_tmp_prev = (current_list)->preview;\
+      struct list_##type * list_tmp_next = (current_list)->next;\
+      if(list_tmp_prev){\
+        list_tmp_prev->next = list_tmp_next;\
+        if(list_tmp_next){\
+          list_tmp_next->preview = list_tmp_prev;\
+          var_list->current_list = list_tmp_next;\
+        }\
+        else {\
+          var_list->end_list = list_tmp_prev;\
+          var_list->current_list = list_tmp_prev;\
+        }\
+      }else{\
+        var_list->begin_list = list_tmp_next;\
+        if(list_tmp_next) {\
+          list_tmp_next->preview = list_tmp_prev;\
+        }\
+        else{\
+          var_list->end_list = NULL;\
+          var_list->current_list = NULL;\
+        }\
+      }\
+      --(var_list->size);\
+      while(list_tmp_next){\
+        list_tmp_next->index = index++;\
+        list_tmp_next=list_tmp_next->next;\
+      }\
+      pthread_mutex_unlock(var_list->mut_list);\
+    }\
+    return current_list;\
+  }\
+  void remove_all_list_in_##type(struct main_list_##type *var_list){\
+    pthread_mutex_lock(var_list->mut_list);\
+    struct list_##type *tmp = var_list->begin_list, *prec_tmp;\
+    while(tmp){\
+      prec_tmp = tmp;\
+      tmp = tmp->next;\
+      free(prec_tmp);\
+    }\
+    var_list->begin_list = NULL;\
+    var_list->current_list = NULL;\
+    var_list->end_list = NULL;\
+    var_list->size = 0;\
+    var_list->current_index = 0;\
+    pthread_mutex_unlock(var_list->mut_list);\
+  }\
+  void free_all_var_list_##type(struct main_list_##type *var_list){\
+    remove_all_list_in_##type(var_list);\
+    pthread_mutex_destroy(var_list->mut_list);\
+    free(var_list->mut_list);\
+    free(var_list);\
+  }\
+  void increment_list_##type(struct main_list_##type * var_list){\
+    pthread_mutex_lock(var_list->mut_list);\
+    var_list->current_list = (var_list->current_list)->next;\
+    ++(var_list->current_index);\
+    pthread_mutex_unlock(var_list->mut_list);\
+  }\
+  void decrement_list_##type(struct main_list_##type * var_list){\
+    pthread_mutex_lock(var_list->mut_list);\
+    var_list->current_list = (var_list->current_list)->preview;\
+    --(var_list->current_index);\
+    pthread_mutex_unlock(var_list->mut_list);\
+  }\
+  struct list_##type * local_increment_list_##type(struct list_##type *list){\
+    if(list) return list->next;\
+    return NULL;\
+  }\
+  struct list_##type * local_decrement_list_##type(struct list_##type *list){\
+    if (list) return list->preview;\
+    return NULL;\
+  }\
+  struct list_##type * search_first_occ_with_mov_from_curr_in_list_##type(struct main_list_##type *var_list, type value, int (*funcCmp)(type, type), struct list_##type * (*incr_or_decr_mov)(struct list_##type *)){\
+    pthread_mutex_lock(var_list->mut_list);\
+    for(struct list_##type *list_cur = var_list->current_list; list_cur; list_cur = incr_or_decr_mov(list_cur)){\
+      if(0 == funcCmp(value, list_cur->value)){\
+        pthread_mutex_unlock(var_list->mut_list);\
+        return list_cur;\
+      }\
+    }\
+    pthread_mutex_unlock(var_list->mut_list);\
+    return NULL;\
+  }\
+  struct list_##type * search_first_occ_from_begin_in_list_##type(struct main_list_##type *var_list, type value, int (*funcCmp)(type, type)){\
+    pthread_mutex_lock(var_list->mut_list);\
+    /*printf("debug: cur_index change to 0");*/\
+    var_list->current_list = var_list->begin_list;\
+    pthread_mutex_unlock(var_list->mut_list);\
+    return search_first_occ_with_mov_from_curr_in_list_##type(var_list, value, funcCmp, local_increment_list_##type);\
+  }\
+  struct list_##type * search_first_occ_from_end_in_list_##type(struct main_list_##type *var_list, type value, int (*funcCmp)(type, type)){\
+    pthread_mutex_lock(var_list->mut_list);\
+    /*printf("debug: cur_index change to end");*/\
+    var_list->current_list = var_list->end_list;\
+    pthread_mutex_unlock(var_list->mut_list);\
+    return search_first_occ_with_mov_from_curr_in_list_##type(var_list, value, funcCmp, local_decrement_list_##type);\
+  }\
+  struct list_##type * pull_end_from_list_##type(struct main_list_##type *var_list){\
+    pthread_mutex_lock(var_list->mut_list);\
+    struct list_##type *ret = var_list->end_list;\
+    if(ret != NULL){\
+      struct list_##type * prevL = ret->preview;\
+      if(prevL != NULL){\
+        prevL->next=NULL;\
+      }else{\
+        var_list->begin_list=NULL;\
+        var_list->current_index = 0;\
+        var_list->current_list=NULL;\
+      }\
+      var_list->end_list = prevL;\
+      --(var_list->size);\
+      ret->preview = NULL;\
+    }\
+    pthread_mutex_unlock(var_list->mut_list);\
+    return ret;\
+  }\
+  struct list_##type * pull_begin_from_list_##type(struct main_list_##type *var_list){\
+    pthread_mutex_lock(var_list->mut_list);\
+    struct list_##type *ret = var_list->begin_list;\
+    if(ret != NULL){\
+      struct list_##type * nextL = ret->next;\
+      if(nextL != NULL){\
+        nextL->preview=NULL;\
+      }else{\
+        var_list->end_list=NULL;\
+        var_list->current_index = 0;\
+        var_list->current_list=NULL;\
+      }\
+      var_list->begin_list = nextL;\
+      --(var_list->size);\
+      ret->next = NULL;\
+    }\
+    struct list_##type *tmp = var_list->begin_list;\
+    while(tmp){ --(tmp->index); tmp=tmp->next;}\
+    pthread_mutex_unlock(var_list->mut_list);\
+    return ret;\
+  }\
+  void append_list_##type(struct main_list_##type *var_list, struct list_##type *list){\
+    pthread_mutex_lock(var_list->mut_list);\
+    list->index = var_list->size;\
+    if(var_list->end_list == NULL){\
+      list->preview = NULL;\
+      var_list->end_list = list;\
+      var_list->begin_list = list;\
+      var_list->current_list = list;\
+      var_list->current_index = 0;\
+    }else{\
+      var_list->end_list->next = list;\
+      list->preview = var_list->end_list;\
+      var_list->end_list = list;\
+    }\
+    ++(var_list->size);\
+    pthread_mutex_unlock(var_list->mut_list);\
+  }\
+  
+
+#define GEN_HEAD_PTR_LIST(type)\
+  void remove_all_ptr_type_list_##type(struct main_list_##type *var_list);\
+  void purge_ptr_type_list_##type(struct main_list_##type *var_list);\
+  void free_##type(type arg);\
+
+
+
+#define GEN_FUNC_PTR_LIST_FREE(type)\
+  void remove_all_ptr_type_list_##type(struct main_list_##type *var_list){\
+    pthread_mutex_lock(var_list->mut_list);\
+    struct list_##type *tmp = var_list->begin_list, *prec_tmp;\
+    while(tmp){\
+      prec_tmp = tmp;\
+      tmp = tmp->next;\
+      free_##type(prec_tmp->value);\
+      free(prec_tmp);\
+    }\
+    var_list->begin_list = NULL;\
+    var_list->current_list = NULL;\
+    var_list->end_list = NULL;\
+    var_list->size = 0;\
+    var_list->current_index = 0;\
+    pthread_mutex_unlock(var_list->mut_list);\
+  }\
+  void purge_ptr_type_list_##type(struct main_list_##type *var_list){\
+    remove_all_ptr_type_list_##type(var_list);\
+    pthread_mutex_destroy(var_list->mut_list);\
+    free(var_list->mut_list);\
+		free(var_list);\
+  }\
+  \
+  void free_##type(type arg)\
+
+
+GEN_HEAD_PTR_LIST(TYPE_PTR)
+
+
+#define LIST_T(type) \
+    GENERATE_LIST_ALL(type)\
+    GEN_LIST_ALL(type)
+
+
+
+#endif /* __LIST_T_C__H */
+
diff --git a/list_t/src/list_t/list_t.o b/list_t/src/list_t/list_t.o
new file mode 100644
index 0000000..bbe729f
Binary files /dev/null and b/list_t/src/list_t/list_t.o differ
diff --git a/list_t/test/Makefile b/list_t/test/Makefile
new file mode 100644
index 0000000..ce2f155
--- /dev/null
+++ b/list_t/test/Makefile
@@ -0,0 +1,60 @@
+# file list_t/test/Makefile
+
+ROOTPROJECTDIR:=$(realpath ../..)
+
+NAME_TEST=is_good
+CC=gcc
+ROOT_DIR=$(ROOTPROJECTDIR)/list_t
+YTESTDIR=$(ROOTPROJECTDIR)/ytest_t
+
+INCLUDE_DIR=$(ROOT_DIR)/src
+CFLAGS=-I$(INCLUDE_DIR) -I$(YTESTDIR)/include_ytest/include
+LDFLAGS=-L$(YTESTDIR) -lytest
+
+#SRC_DIR=$(ROOT_DIR)/src
+#SRC=$(wildcard */*/*.c) 
+SRC=$(wildcard **/**/*.c) 
+#HEADS=$(OBJS:.o=.h)
+TEST_DIR=$(ROOT_DIR)/test
+EXECSRC=$(NAME_TEST).c
+EXEC=launch_$(NAME_TEST)_m
+
+LISTDIR=$(ROOT_DIR)
+
+LISTSRC_O=$(LISTDIR)/src/list_t/list_t.o
+
+TOPTARGETS := all clean 
+
+DEPS=$(LISTDIR) $(YTESTDIR)
+
+$(TOPTARGETS): $(DEPS) 
+
+$(DEPS):
+	$(MAKE) -C $@ $(MAKECMDGOALS)
+
+
+#LISTSRC_O=$(LISTSRC:.c=.o)
+#SETTSRC_O=$(PWD)/../src/set_theoric_t/set_theoric_t.o
+#SETTSRC_O=$(SETTSRC:.c=.o)
+#TOOLSRC=$(TOOLDIR)/src/tools_t/tools_t.c
+#TOOLSRC_O=$(TOOLSRC:.c=.o)
+
+OBJ=$(SRC:.c=.o) $(LISTSRC_O) 
+
+LIB_YTEST=$(YTESTDIR)/libytest.so
+
+all: $(EXEC) $(LIB_YTEST)
+
+$(EXEC):	$(EXECSRC) $(OBJ)
+	$(CC) -o $@ $^ $(CFLAGS) $(LDFLAGS)
+
+.PHONY: clean mrproper
+
+clean:
+	rm -f $(OBJ)
+
+mrproper: clean
+	rm -f $(EXEC)
+
+run: $(EXEC)
+	$(EXEC) -h
diff --git a/list_t/test/compile.sh b/list_t/test/compile.sh
new file mode 100755
index 0000000..91c319a
--- /dev/null
+++ b/list_t/test/compile.sh
@@ -0,0 +1,23 @@
+#!/bin/bash
+
+if [ "$#" -le 0 ] ; then
+  echo "Usage: $0 is_good.c" >&2
+  echo "for example to compile: is_good.c" >&2
+  exit 1
+fi
+if [ "$#" -le 1 ] ; then
+  echo "Usage: $0 $1" >&2
+  echo " we can add more option for example '-D DEBUG=1' to have debug print, '-D HK' to have gtest like prompt, od '-g' to gbd" >&2
+  echo "for example: $0 $1 \"-D DEBUG=1 -D HK -g\""
+fi
+
+DIR_YTEST=$PWD/../../ytest_t
+SRC=../src
+
+gcc -o launch_is_good_c $1 -L$DIR_YTEST $2 -lytest -I$DIR_YTEST/include_ytest/include $SRC/list_t/list_t.c -I$SRC
+#gcc -o launch_is_good_c $1 $2 -lytest -I../include_ytest src/list_t/list_t.o src/set_theoric_t/set_theoric_t.o -I./src 
+
+export LD_LIBRARY_PATH=$DIR_YTEST/:LD_LIBRARY_PATH
+
+
+#gcc $1 src/ftest/ftest.c src/fmock/fmock.c src/tools_t/tools_t.c src/bar_progress/bar_progress.c src/list_t/list_t.c src/set_theoric_t/set_theoric_t.c -I./include $2 -o launch_is_good_c -lpthread 
diff --git a/onetensor/testDimension.c b/onetensor/testDimension.c
new file mode 100644
index 0000000..006031e
--- /dev/null
+++ b/onetensor/testDimension.c
@@ -0,0 +1,271 @@
+#include "../linktest/y_test_h.h"
+
+IMPLEMENTATION_FTEST()
+
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdbool.h>
+
+// for sleep !
+#ifdef __linux__ 
+  #include <unistd.h>
+#elif _WIN32 
+  #include <windows.h>
+#endif
+
+#include "y_tensor_h.h"
+
+IMPLEMENTATION_DIMENSION()
+
+TEST(dimension0){
+
+  dimension *D = create_dim(5);
+
+  EXPECT_EQ(D->size,5);
+
+  free_dimension(D);
+}
+TEST(rank){
+  dimension *D=create_dim(4);
+  D->shape[0]=2;
+  D->shape[1]=3;
+  D->shape[2]=5;
+  D->shape[3]=6;
+
+  updateRankDim(D);
+  EXPECT_EQ(D->rank, 180);
+
+  free_dimension(D);
+}
+TEST(SplitDim){
+  dimension *D=create_dim(4);
+  D->shape[0]=2;
+  D->shape[1]=3;
+  D->shape[2]=5;
+  D->shape[3]=6;
+  
+  updateRankDim(D);
+  printDebug_dimension(D," D root");  
+
+  dimension *d_part1 = NULL,*d_part2=NULL;
+
+ split_dim_part(D, &d_part1, &d_part2, 1, 2); 
+
+  printDebug_dimension(d_part1," part1 from Root");  
+  printDebug_dimension(d_part2," part2 from Root");  
+
+  dimension *ad;
+
+  add_dimension(&ad,d_part1, d_part2);
+  printDebug_dimension(D," D root");  
+  printDebug_dimension(ad," ad ");  
+
+
+  free_dimension(D);
+  free_dimension(ad);
+  free(d_part1);
+  free(d_part2);
+}
+
+TEST(SplitDim_2){
+  dimension *D=create_dim(4);
+  D->shape[0]=2;
+  D->shape[1]=3;
+  D->shape[2]=5;
+  D->shape[3]=6;
+  
+  updateRankDim(D);
+  printDebug_dimension(D," D root");  
+
+  dimension *d_part1 = NULL,*d_part2=NULL;
+
+ split_dim_part(D, &d_part1, &d_part2, 3, 2); 
+
+  printDebug_dimension(d_part1," part1 from Root");  
+  printDebug_dimension(d_part2," part2 from Root");  
+
+  dimension *ad;
+
+  add_dimension(&ad,d_part1, d_part2);
+  printDebug_dimension(D," D root");  
+  printDebug_dimension(ad," ad ");  
+
+
+  free_dimension(D);
+  free_dimension(ad);
+  free(d_part1);
+  free(d_part2);
+}
+
+
+
+
+TEST(SubDim){
+  dimension *D=create_dim(4);
+  D->shape[0]=2;
+  D->shape[1]=3;
+  D->shape[2]=5;
+  D->shape[3]=6;
+
+  dimension *d_head2 = sub_minus_dim_head(D,2);
+  
+  
+  EXPECT_EQ(d_head2->rank, 2*3);
+
+  dimension *d_tail2 = sub_minus_dim_tail(D,2);
+  EXPECT_EQ(d_tail2->rank, 5*6);
+
+  free_dimension(D);
+  free(d_tail2);
+  free(d_head2);
+}
+
+TEST(SubDim){
+  dimension *D=create_dim(4);
+  D->shape[0]=2;
+  D->shape[1]=3;
+  D->shape[2]=5;
+  D->shape[3]=6;
+
+
+  dimension *d_head2 = sub_minus_dim_head(D,2);
+  
+  
+  EXPECT_EQ(d_head2->rank, 2*3);
+
+  dimension *d_tail2 = sub_minus_dim_tail(D,2);
+  EXPECT_EQ(d_tail2->rank, 5*6);
+
+  free_dimension(D);
+  free(d_tail2);
+  free(d_head2);
+}
+
+TEST(Coord_linear){
+  dimension *D=create_dim(4);
+  D->shape[0]=2;
+  D->shape[1]=3;
+  D->shape[2]=5;
+  D->shape[3]=6;
+
+  updateRankDim(D);
+
+  size_t line=255;
+  size_t *coord = CoordFromLin(line,D);
+
+  for(size_t i=0; i<D->size; ++i){
+    LOG("coo[%ld]=%ld\n",i,coord[i]);
+  }
+  
+  EXPECT_EQ(line, LineFromCoord(coord, D));  
+  free_dimension(D);
+  free(coord);
+}
+
+TEST(signedCoord_linear){
+  dimension *D=create_dim(4);
+  D->shape[0]=2;
+  D->shape[1]=3;
+  D->shape[2]=5;
+  D->shape[3]=6;
+
+  updateRankDim(D);
+
+  long line=-255;
+  long *coord = signedCoordFromLin(line,D);
+
+  for(size_t i=0; i<D->size; ++i){
+    LOG("coo[%ld]=%ld\n",i,coord[i]);
+  }
+  
+  EXPECT_EQ(line, signedLineFromCoord(coord, D));  
+  free_dimension(D);
+  free(coord);
+}
+
+TEST(signedCoord_linearSuccessif){
+  dimension *D=create_dim(3);
+  D->shape[0]=2;
+  D->shape[1]=3;
+  D->shape[2]=2;
+
+  updateRankDim(D);
+
+  for(long line=-4; line < 4; ++line){
+    long *coord = signedCoordFromLin(line,D);
+
+    for(size_t i=0; i<D->size; ++i){
+      LOG("coo[%ld]=%ld\n",i,coord[i]);
+    }
+  
+    EXPECT_EQ(line, signedLineFromCoord(coord, D));  
+    free(coord);
+  }
+    free_dimension(D);
+}
+
+TEST(sprint_dim){
+  dimension *D=create_dim(4);
+  D->shape[0]=2;
+  D->shape[1]=3;
+  D->shape[2]=5;
+  D->shape[3]=6;
+
+  updateRankDim(D);
+
+  char *dimSTR =NULL;
+  size_t nb=sprint_dimension(&dimSTR, D);
+
+  LOG(" nb char : %ld\n, dim print:\n%s\n",nb, dimSTR);
+
+  free_dimension(D);
+  free(dimSTR);
+}
+
+TEST(incrment_dim){
+  littleEndian=false;
+  dimension *D=create_dim(4);
+  D->shape[0]=2;
+  D->shape[1]=3;
+  D->shape[2]=5;
+  D->shape[3]=6;
+
+  updateRankDim(D);
+
+  char *dimSTR =NULL;
+  size_t nb=sprint_dimension(&dimSTR, D);
+
+  LOG(" nb char : %ld\n, dim print:\n%s\n",nb, dimSTR);
+
+  increment_dim_var(D);
+
+  nb=sprint_dimension(&dimSTR, D);
+
+  LOG(" nb char : %ld\n, dim print increment:\n%s\n",nb, dimSTR);
+
+  free_dimension(D);
+  free(dimSTR);
+}
+
+
+TEST(list_shape_in_dim){
+  list_shape_in_dim *l_p=NULL;
+
+  for(size_t i=1;i<5; ++i){
+    append_in_list_shape(&l_p, i);
+  }
+
+  dimension *dim=create_dim_from_list_shape(l_p);
+
+  printDebug_dimension(dim, "from l_p"); 
+}
+
+
+int main(int argc, char **argv){
+  
+
+  run_all_tests_args(argc, argv);
+
+  return 0;
+}
diff --git a/onetensor/y_tensor_h.h b/onetensor/y_tensor_h.h
new file mode 100644
index 0000000..8780d20
--- /dev/null
+++ b/onetensor/y_tensor_h.h
@@ -0,0 +1,789 @@
+#ifndef __TOOLS_T_C_H__
+#define __TOOLS_T_C_H__
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdbool.h>
+#include <time.h>
+
+#include <sys/ioctl.h>
+
+
+/* to define DEBUG in gcc cli do: gcc -D DEBUG=1 or 0 if need!*/
+#ifndef DEBUG
+  #define DEBUG 0
+#endif
+
+
+/* F_OUT file (stream) to log*/
+#ifndef F_OUT
+  #define F_OUT stdout
+#endif
+/* F_ERR file (stream) to log*/
+#ifndef F_ERR
+  #define F_ERR stderr
+#endif
+
+/*
+#ifndef SECOND
+  #define SECOND 0
+#endif
+#ifndef NANOSECOND
+  #define NANOSECOND 0
+#endif
+
+double diff_timespec_seconds(struct timespec time_stop, struct timespec time_start);
+double diff_timespec_milliseconds(struct timespec time_stop, struct timespec time_start);
+long diff_timespec_nanoseconds(struct timespec time_stop, struct timespec time_start);
+*/
+
+#if 1
+
+extern long int PRECISION_TYPE_FLOAT ;
+extern long int PRECISION_TYPE_DOUBLE ;
+extern long int PRECISION_TYPE_L_DOUBLE ;
+
+#endif
+
+
+/*void get_cursor_position(int *col, int *rows);*/
+
+#if DEBUG
+
+#define debug_print(fmt, ...) \
+  do { /*if (DEBUG)*/ fprintf(stderr, "%s:%d:%s(): " fmt, __FILE__, \
+      __LINE__, __func__, __VA_ARGS__); } while (0)
+
+#define PRINT_DEBUG_(fmt, ...) \
+  do { /*if (DEBUG)*/ fprintf(F_ERR, "%s:%d:%s(): " fmt, __FILE__, \
+      __LINE__, __func__, __VA_ARGS__); } while (0)
+
+#else
+#define debug_print(fmt, ...) {} 
+
+#define PRINT_DEBUG_(fmt, ...) {}
+
+#endif
+
+#define error_print(fmt, ...) \
+   fprintf(stderr, "%s:%d:%s(): " fmt, __FILE__, \
+      __LINE__, __func__, __VA_ARGS__); 
+
+#define PRINT_ERROR(fmt, ...) \
+   fprintf(F_ERR, "%s:%d:%s(): " fmt, __FILE__, \
+      __LINE__, __func__, __VA_ARGS__); 
+
+#define PRINT_LOC_T(fmt, ...) \
+   fprintf(F_OUT, "%s:%d:%s(): " fmt, __FILE__, \
+      __LINE__, __func__, __VA_ARGS__); 
+
+
+
+#define TYPE_CHAR char
+#define TYPE_U_CHAR unsigned char
+#define TYPE_INT int
+#define TYPE_U_INT unsigned int
+#define TYPE_L_INT long int
+#define TYPE_U_L_INT unsigned long int
+#define TYPE_SIZE_T size_t
+#define TYPE_FLOAT float
+#define TYPE_DOUBLE double
+#define TYPE_L_DOUBLE long double
+#define TYPE_STRING char*
+
+#define FREE(x)  { free((x)); (x) = NULL;} 
+
+#define FOREACH(array, size, function)\
+  for(size_t _ind = 0; _ind < size; ++_ind) function(array[_ind]);
+
+#define MIN(X, Y) (((Y) < (X)) ? (Y) : (X))
+#define MAX(X, Y) (((Y) > (X)) ? (Y) : (X))
+
+#define GENERATE_ALL(type)\
+  int COMPARE_N_##type(const void *,const    void*);\
+  void COPY_ARRAY_##type(type* dst, const type* src, size_t size);\
+  type MAX_ARRAY_##type(const  type *array, size_t size);\
+  size_t ARG_MAX_ARRAY_##type(const type *array, size_t size);\
+  type MIN_ARRAY_##type(const  type *array, size_t size);\
+  size_t ARG_MIN_ARRAY_##type(const  type *array, size_t size);\
+  TYPE_STRING type##_TO_STR(type var);\
+  
+
+GENERATE_ALL(TYPE_CHAR)
+GENERATE_ALL(TYPE_U_CHAR)
+GENERATE_ALL(TYPE_INT)
+GENERATE_ALL(TYPE_U_INT)
+GENERATE_ALL(TYPE_L_INT)
+GENERATE_ALL(TYPE_U_L_INT)
+GENERATE_ALL(TYPE_SIZE_T)
+GENERATE_ALL(TYPE_FLOAT)
+GENERATE_ALL(TYPE_DOUBLE)
+GENERATE_ALL(TYPE_L_DOUBLE)
+GENERATE_ALL(TYPE_STRING)
+
+/* strto_type */
+
+int strto_TYPE_INT(char *str, char **endptr);
+unsigned int strto_TYPE_U_INT(char *str, char **endptr);
+long int strto_TYPE_L_INT(char *str, char **endptr);
+unsigned long int strto_TYPE_U_L_INT(char *str, char **endptr);
+size_t strto_TYPE_SIZE_T(char *str, char **endptr);
+float strto_TYPE_FLOAT(char *str, char **endptr);
+double strto_TYPE_DOUBLE(char *str, char **endptr);
+long double strto_TYPE_L_DOUBLE(char *str, char **endptr);
+
+/*
+ * time calucl
+ */
+double diff_timespec_seconds(struct timespec time_stop, struct timespec time_start);
+
+double diff_timespec_milliseconds(struct timespec time_stop, struct timespec time_start);
+
+long diff_timespec_nanoseconds(struct timespec time_stop, struct timespec time_start);
+
+
+#endif /*__TOOLS_T_C_H__*/
+
+
+
+#define IMPLEMENTATION_TOOLS()\
+\
+GEN_TO_STR_N(TYPE_CHAR,2,"%c")\
+GEN_TO_STR_N(TYPE_U_CHAR,2,"%c")\
+GEN_TO_STR_N(TYPE_INT,22,"%d")\
+GEN_TO_STR_N(TYPE_U_INT,22,"%u")\
+GEN_TO_STR_N(TYPE_L_INT,22,"%ld")\
+GEN_TO_STR_N(TYPE_U_L_INT,22,"%lu")\
+GEN_TO_STR_N(TYPE_SIZE_T,22,"%lu")\
+GEN_TO_STR_N(TYPE_FLOAT,128,"%.10f")\
+GEN_TO_STR_N(TYPE_DOUBLE,256,"%.30lf")\
+GEN_TO_STR_N(TYPE_L_DOUBLE,256,"%.30Lf")\
+\
+TYPE_STRING TYPE_STRING_TO_STR(TYPE_STRING var){\
+  return var;\
+}\
+\
+\
+long int PRECISION_TYPE_CHAR  = 1;\
+long int PRECISION_TYPE_U_CHAR  = 1;\
+long int PRECISION_TYPE_INT  = 1;\
+long int PRECISION_TYPE_U_INT  = 1;\
+long int PRECISION_TYPE_L_INT  = 1;\
+long int PRECISION_TYPE_U_L_INT  = 1;\
+long int PRECISION_TYPE_SIZE_T  = 1;\
+\
+long int PRECISION_TYPE_FLOAT  = 100000000;\
+long int PRECISION_TYPE_DOUBLE  = 100000000000;\
+long int PRECISION_TYPE_L_DOUBLE  = 100000000000000;\
+\
+\
+\
+\
+int \
+COMPARE_N_TYPE_STRING(const void *a,const  void* b)\
+{\
+  char **aa=(char**)a;\
+  char **bb=(char**)b;\
+  PRINT_DEBUG_("a=%s, b=%s\n",*aa, *bb);\
+  return strcmp(*aa,*bb);\
+}\
+\
+void COPY_ARRAY_TYPE_STRING(char** dst, const char** src, size_t size)\
+{\
+  for(size_t i = 0; i < size; ++i) strcpy(dst[i],src[i]);\
+}\
+\
+\
+GENERATE_FUNCTION_NUMERIC(TYPE_CHAR)\
+GENERATE_FUNCTION_NUMERIC(TYPE_U_CHAR)\
+GENERATE_FUNCTION_NUMERIC(TYPE_INT)\
+GENERATE_FUNCTION_NUMERIC(TYPE_U_INT)\
+GENERATE_FUNCTION_NUMERIC(TYPE_L_INT)\
+GENERATE_FUNCTION_NUMERIC(TYPE_U_L_INT)\
+GENERATE_FUNCTION_NUMERIC(TYPE_SIZE_T)\
+GENERATE_FUNCTION_NUMERIC(TYPE_FLOAT)\
+GENERATE_FUNCTION_NUMERIC(TYPE_DOUBLE)\
+GENERATE_FUNCTION_NUMERIC(TYPE_L_DOUBLE)\
+\
+GENERATE_FUNCTION_ALL(TYPE_CHAR)\
+GENERATE_FUNCTION_ALL(TYPE_U_CHAR)\
+GENERATE_FUNCTION_ALL(TYPE_INT)\
+GENERATE_FUNCTION_ALL(TYPE_U_INT)\
+GENERATE_FUNCTION_ALL(TYPE_L_INT)\
+GENERATE_FUNCTION_ALL(TYPE_U_L_INT)\
+GENERATE_FUNCTION_ALL(TYPE_SIZE_T)\
+GENERATE_FUNCTION_ALL(TYPE_FLOAT)\
+GENERATE_FUNCTION_ALL(TYPE_DOUBLE)\
+GENERATE_FUNCTION_ALL(TYPE_L_DOUBLE)\
+GENERATE_FUNCTION_ALL(TYPE_STRING)\
+\
+/* strto_type */\
+  \
+int strto_TYPE_INT(char *str, char **endptr){ \
+  return (int)strtol(str,endptr,10);\
+}\
+unsigned int strto_TYPE_U_INT(char *str, char **endptr){ \
+  return (unsigned int)strtoul(str,endptr,10);\
+}\
+long int strto_TYPE_L_INT(char *str, char **endptr){\
+  return strtol(str,endptr,10);\
+}\
+unsigned long int strto_TYPE_U_L_INT(char *str, char **endptr){\
+  return strtoul(str,endptr,10);\
+}\
+size_t strto_TYPE_SIZE_T(char *str, char **endptr){\
+  return strtoul(str,endptr,10);\
+}\
+float strto_TYPE_FLOAT(char *str, char **endptr){\
+  return strtof(str,endptr);\
+}\
+double strto_TYPE_DOUBLE(char *str, char **endptr){\
+  return strtod(str,endptr);\
+}\
+long double strto_TYPE_L_DOUBLE(char *str, char **endptr){\
+  return strtold(str,endptr);\
+}\
+\
+\
+/*\
+ * time section\
+ */\
+\
+double diff_timespec_seconds(struct timespec time_stop, struct timespec time_start){\
+  /*PRINT_DEBUG_("\n\nstop.sec:%ld, start.sec:%ld, stop.nsec:%ld, start.nsec:%ld\n\n",  time_stop.tv_sec , time_start.tv_sec, time_stop.tv_nsec , time_start.tv_nsec);*/\
+  return (time_stop.tv_sec - time_start.tv_sec) + 1.0e-9 * (time_stop.tv_nsec - time_start.tv_nsec);\
+}\
+\
+double diff_timespec_milliseconds(struct timespec time_stop, struct timespec time_start){\
+  /*PRINT_DEBUG_("\n\nstop.sec:%ld, start.sec:%ld, stop.nsec:%ld, start.nsec:%ld\n\n",  time_stop.tv_sec , time_start.tv_sec, time_stop.tv_nsec , time_start.tv_nsec);*/\
+  return 1.0e3 * (time_stop.tv_sec - time_start.tv_sec) + 1.0e-6 * (time_stop.tv_nsec - time_start.tv_nsec);\
+}\
+\
+long diff_timespec_nanoseconds(struct timespec time_stop, struct timespec time_start){\
+  /*PRINT_DEBUG_("\n\nstop.sec:%ld, start.sec:%ld, stop.nsec:%ld, start.nsec:%ld\n\n",  time_stop.tv_sec , time_start.tv_sec, time_stop.tv_nsec , time_start.tv_nsec);*/\
+  return 1.0e9 * (time_stop.tv_sec - time_start.tv_sec) + (time_stop.tv_nsec - time_start.tv_nsec);\
+}\
+\
+
+
+
+#ifndef __DIMENSION_T_H__ 
+#define __DIMENSION_T_H__
+
+#include "../list_t/list_t.h"
+
+struct dimension{
+  size_t rank;
+  size_t *shape;
+  size_t size;
+};
+
+
+
+extern bool littleEndian;
+
+bool isLessEqThan(long int a, long int b) ;
+bool isLessThan(long int a, long int b) ;
+bool isGreatEqThan(long int a, long int b)  ;
+bool isGreatThan(long int a, long int b)  ;
+long int incr(long int i) ;
+long int decr(long int i) ;
+
+
+typedef struct dimension dimension ;
+
+dimension * create_dim(size_t size);
+dimension * create_reverse_dim(size_t size);
+dimension* init_dim(size_t *t, size_t sz);
+dimension* init_copy_dim(size_t *t, size_t sz);
+dimension* clone_dim(dimension *dim);
+void free_dimension(dimension *d);
+
+bool is_equal_dim(dimension *d0, dimension *d1);
+
+dimension* sub_minus_dim_head(dimension *t, size_t minusSubdim);
+dimension* sub_minus_dim_tail(dimension *t, size_t minusSubdim);
+dimension* sub_dim_head(dimension *t, size_t subdim);
+dimension* sub_dim_tail(dimension *t, size_t subdim);
+
+dimension* sub_copy_minus_dim_head(dimension *t, size_t minusSubdim);
+dimension* sub_copy_minus_dim_tail(dimension *t, size_t minusSubdim);
+dimension* sub_copy_dim_head(dimension *t, size_t sub_copydim);
+dimension* sub_copy_dim_tail(dimension *t, size_t sub_copydim);
+
+void split_dim_part(dimension *root, dimension **part_1, dimension **part_2, size_t pivotSplit, size_t rangeInPivot );
+
+void add_copy_dimension(dimension **d, dimension *d0, dimension *d1);
+void min_copy_dimension(dimension **d, dimension *d0, dimension *d1);
+
+void add_dimension(dimension **d, dimension *d0, dimension *d1);
+void min_dimension(dimension **d, dimension *d0, dimension *d1);
+
+void printDebug_dimension(dimension *d, char *msg);
+size_t sprint_dimension(char **dimContent, dimension *d);
+
+void updateRankDim(dimension *dim);
+
+size_t LineFromCoord(size_t *coo, dimension *dim);
+size_t* CoordFromLin(size_t line, dimension *dim);
+void vCoordFromLin(size_t *ret, size_t line, dimension *dim );
+
+long int signedLineFromCoord(long *coo, dimension *dim);
+long int* signedCoordFromLin(long line, dimension *dim);
+void signedvCoordFromLin(long *ret, long int line, dimension *dim );
+
+
+void increment_dim_var(dimension *d);
+void decrement_dim_var(dimension *d);
+
+struct list_shape_in_dim{
+  size_t index;
+  size_t shape;
+  struct list_shape_in_dim *next;
+};
+
+typedef struct list_shape_in_dim list_shape_in_dim;
+
+void append_in_list_shape(list_shape_in_dim **list_p, size_t shape);
+dimension * create_dim_from_list_shape( list_shape_in_dim *l_p);
+
+dimension * create_binary_dim(size_t dimension_size);
+
+void free_list_shape_in_dim(list_shape_in_dim *l_p);
+
+CREATE_HEADER_LIST(dimension)
+
+typedef dimension * ptr_DIMENSION;
+
+CREATE_HEADER_LIST(ptr_DIMENSION)
+GEN_HEAD_PTR_LIST(ptr_DIMENSION)
+
+/*int compare_dimension(dimension *d1, dimension *d2);*/
+
+#endif /* __DIMENSION_T_H__*/
+
+#ifndef min
+#define min(x,y) (((x)<(y))?(x):(y)) 
+#endif 
+
+#define IMPLEMENTATION_DIMENSION()\
+\
+bool littleEndian=true;\
+\
+bool isLessEqThan(long int a, long int b) { return a <= b; }\
+bool isLessThan(long int a, long int b) { return a < b; }\
+bool isGreatEqThan(long int a, long int b)  { return a >= b; }\
+bool isGreatThan(long int a, long int b)  { return a > b; }\
+long int incr(long int i) { return i + 1; }\
+long int decr(long int i) { return i - 1; }\
+\
+dimension* init_dim(size_t *t, size_t sz){\
+  dimension *d = malloc(sizeof(dimension));\
+  d->size=sz;\
+  d->shape=t;\
+  updateRankDim(d);\
+  return d;\
+}\
+\
+dimension* init_copy_dim(size_t *t, size_t sz){\
+  if (sz==0) return NULL;\
+  dimension *d = malloc(sizeof(dimension));\
+  d->shape=malloc(sz * sizeof(size_t));\
+  d->size = sz;\
+  for(size_t i=0; i<sz; ++i) d->shape[i]=t[i];\
+  updateRankDim(d);\
+  return d;\
+}\
+dimension *\
+create_dim(size_t sz){\
+  if (sz==0) return NULL;\
+  dimension *d = malloc(sizeof(dimension));\
+  d->shape=malloc(sz * sizeof(size_t));\
+  d->size = sz;\
+  return d;\
+}\
+\
+dimension* clone_dim(dimension *dim){\
+return init_copy_dim(dim->shape,dim->size);\
+}\
+\
+dimension *\
+create_reverse_dim(size_t sz){\
+  dimension *dim = create_dim(sz);\
+  for(size_t i=0;i<sz;++i) dim->shape[i]=sz-1-i;\
+  updateRankDim(dim);\
+  return dim;\
+}\
+\
+void free_dimension(dimension *d){\
+  if(d){\
+    free(d->shape);\
+    free(d);\
+  }\
+}\
+\
+bool is_equal_dim(dimension *d0, dimension *d1){\
+  if(d0->size != d1->size) return false;\
+  if(d0->rank != d1->rank) return false;\
+  for(size_t i=0;i<d0->size; ++i)\
+    if(d0->shape[i] != d1->shape[i]) return false;\
+\
+  return true;\
+}\
+\
+dimension* sub_copy_minus_dim_head(dimension *root, size_t minusSubdim){\
+  if(minusSubdim < (root->size)){\
+    dimension *d = init_copy_dim(root->shape, (root->size)-minusSubdim);\
+    updateRankDim(d);\
+    return d;\
+  }\
+  return NULL;\
+}\
+\
+dimension* sub_copy_minus_dim_tail(dimension *root, size_t minusSubdim){\
+  if(minusSubdim < (root->size)){\
+    dimension *d = init_copy_dim((root->shape)+minusSubdim, (root->size)-minusSubdim);\
+    updateRankDim(d);\
+    return d;\
+  }\
+  return NULL;\
+}\
+\
+dimension* sub_copy_dim_head(dimension *root, size_t subdim){\
+  if(subdim < (root->size)){\
+    dimension *d = init_copy_dim(root->shape, subdim);\
+    updateRankDim(d);\
+    return d;\
+  }\
+  return NULL;\
+}\
+\
+dimension* sub_copy_dim_tail(dimension *root, size_t subdim){\
+  if(subdim < (root->size)){\
+    dimension *d = init_copy_dim((root->shape)+(root->size - subdim), subdim);\
+    updateRankDim(d);\
+    return d;\
+  }\
+  return NULL;\
+}\
+\
+void add_copy_dimension(dimension **d, dimension *d0, dimension *d1) {\
+    (*d) = create_dim(d0->size + d1->size);\
+    for (size_t i = 0; i < d0->size; i++) (*d)->shape[i] = d0->shape[i];\
+    for (size_t i = 0; i < d1->size; i++) (*d)->shape[d0->size + i] = d1->shape[i];\
+    updateRankDim(*d);\
+}\
+\
+void min_copy_dimension(dimension **d, dimension *d0, dimension *d1) {\
+    size_t mindim = min(d0->size,d1->size) ;\
+    (*d)=create_dim(mindim);\
+\
+       for (size_t i = 0; i < mindim; i++) {\
+            if (d0->shape[i] > d1->shape[i]) (*d)->shape[i] = d1->shape[i];\
+            else (*d)->shape[i] = d0->shape[i];\
+        }\
+    updateRankDim(*d);\
+}\
+\
+\
+\
+\
+dimension* sub_minus_dim_head(dimension *root, size_t minusSubdim){\
+  if(minusSubdim < (root->size)){\
+    dimension *d = init_dim(root->shape, (root->size)-minusSubdim);\
+    updateRankDim(d);\
+    return d;\
+  }\
+  return NULL;\
+}\
+dimension* sub_minus_dim_tail(dimension *root, size_t minusSubdim){\
+  if(minusSubdim < (root->size)){\
+    dimension *d = init_dim((root->shape)+minusSubdim, (root->size)-minusSubdim);\
+    updateRankDim(d);\
+    return d;\
+  }\
+  return NULL;\
+}\
+dimension* sub_dim_head(dimension *root, size_t subdim){\
+  if(subdim < (root->size)){\
+    dimension *d = init_dim(root->shape, subdim);\
+    updateRankDim(d);\
+    return d;\
+  }\
+  return NULL;\
+}\
+dimension* sub_dim_tail(dimension *root, size_t subdim){\
+  if(subdim < (root->size)){\
+    dimension *d = init_dim((root->shape)+(root->size - subdim), subdim);\
+    updateRankDim(d);\
+    return d;\
+  }\
+  return NULL;\
+}\
+\
+/*\
+void split_dim_part(dimension *root, dimension **part_1, dimension **part_2, size_t sz_nb_minus_part ) */\
+void split_dim_part(dimension *root, dimension **part_1, dimension **part_2, size_t pivotSplit, size_t rangeInPivot ) {\
+  if(pivotSplit < root->size){\
+  if(rangeInPivot <  root->shape[pivotSplit]){\
+    /*size_t sz_part1= (root->rank * sz_nb_minus_part)/(root->shape[(root->size)-1]);*/\
+    /*printf("sz_part1 :%ld \n",sz_part1);*/\
+    *part_1 = init_copy_dim(root->shape, root->size);\
+    ((*part_1)->shape[pivotSplit]) -= rangeInPivot;\
+    updateRankDim(*part_1);\
+    /*if(sz_nb_minus_part <2)\
+      *part_2 = init_copy_dim((root->shape), root->size-1 );\
+    else{*/\
+      *part_2 = init_copy_dim((root->shape), root->size );\
+      (*part_2)->shape[pivotSplit] = rangeInPivot ;\
+    /*}*/\
+    updateRankDim(*part_2);\
+  }\
+  }\
+}\
+\
+void increment_dim_var(dimension *d){\
+  if(littleEndian){\
+    (d->shape[0])++;\
+  }\
+  else{\
+    (d->shape[d->size - 1])++;\
+  }\
+}\
+\
+\
+void decrement_dim_var(dimension *d){\
+  if(littleEndian){\
+    (d->shape[0])--;\
+  }\
+  else{\
+    (d->shape[d->size - 1])--;\
+  }\
+}\
+\
+void add_dimension(dimension **d, dimension *d0, dimension *d1) {\
+    (*d) = create_dim(d0->size + d1->size);\
+    for (size_t i = 0; i < d0->size; i++) (*d)->shape[i] = d0->shape[i];\
+    for (size_t i = 0; i < d1->size; i++) (*d)->shape[d0->size + i] = d1->shape[i];\
+    updateRankDim(*d);\
+}\
+\
+void min_dimension(dimension **d, dimension *d0, dimension *d1) {\
+    if (d0->size > d1->size) {\
+        *d = d1;\
+    }\
+    else if (d0->size < d1->size) {\
+        *d = d0;\
+    }\
+    else { /* d0->size = d1->size*/\
+        *d = d0;\
+        for (size_t i = 0; i < d0->size; i++) {\
+            if (d0->shape[i] > d1->shape[i]) (*d)->shape[i] = d1->shape[i];\
+        }\
+    }\
+    updateRankDim(*d);\
+}\
+\
+void printDebug_dimension(dimension *d,char *msg){\
+\
+  printf("<%p>(%s)->size = %ld | (%s)->rank = %ld \n[",d,msg,d->size,msg,d->rank);\
+  for(size_t i=0; i<d->size; ++i)\
+    printf(" %ld,", d->shape[i]);\
+  printf("] \n");\
+    /*printf("[%ld: %ld] |", i,d->shape[i]);*/\
+ /* if(littleEndian)\
+    printf("\nlittleEndian (true): the bigest index varies first, e.g:  [x0,x1,x2,...,xn] xn is the bigest index\n");\
+  else\
+    printf("\nlittleEndian (false): the lowest index varies first, e.g: [x0,x1,x2,...,xn] x0 is the lowest index\n");\
+*/\
+}\
+\
+size_t sprint_dimension(char **dimContent, dimension *d){\
+  if(*dimContent != NULL){\
+    free(*dimContent);\
+    *dimContent=NULL;\
+  }\
+  size_t nbch=6*d->size+40;\
+  *dimContent = malloc(nbch);\
+  /*printf("nbCh=%ld\n",nbch);*/\
+  char *val=NULL;\
+  size_t cur=0;\
+  char *dimSzCh="dim->size";\
+  for(size_t i=0; i<strlen(dimSzCh);++i)\
+    (*dimContent)[cur++]=dimSzCh[i];\
+  (*dimContent)[cur++]='=';\
+  val=TYPE_SIZE_T_TO_STR(d->size);\
+  for(size_t c=0;c<strlen(val);++c)\
+    (*dimContent)[cur++]=val[c];\
+  free(val); val = NULL;\
+  (*dimContent)[cur++]=' ';\
+  (*dimContent)[cur++]='/';\
+  (*dimContent)[cur++]=' ';\
+  char *dimRkCh="dim->rank";\
+  for(size_t i=0; i<strlen(dimRkCh);++i)\
+    (*dimContent)[cur++]=dimRkCh[i];\
+  (*dimContent)[cur++]='=';\
+  val=TYPE_SIZE_T_TO_STR(d->rank);\
+  for(size_t c=0;c<strlen(val);++c)\
+    (*dimContent)[cur++]=val[c];\
+  free(val); val = NULL;\
+  (*dimContent)[cur++]=' ';\
+  (*dimContent)[cur++]='\n';\
+  (*dimContent)[cur++]='[';\
+  for(size_t i=0; i<d->size;++i){\
+    (*dimContent)[cur++]=' ';\
+    val=TYPE_SIZE_T_TO_STR(d->shape[i]);\
+    for(size_t c=0;c<strlen(val);++c)\
+      (*dimContent)[cur++]=val[c];\
+    free(val); val = NULL;\
+    (*dimContent)[cur++]=',';\
+   \
+  }\
+  (*dimContent)[cur++]=']';\
+\
+  (*dimContent)[cur++]='\n';\
+  (*dimContent)[cur++]='\0';\
+\
+  return cur;\
+}\
+\
+void updateRankDim(dimension *dim){\
+  dim->rank=1;\
+  for(size_t i=0; i<dim->size; ++i)\
+    dim->rank *=dim->shape[i];\
+}\
+\
+/* signed  */\
+long int signedLineFromCoord(long int *coo, dimension *dim){\
+    long int begin = 0;\
+    long int end = dim->size - 1;\
+    long int (*iter)(long int); iter = &incr;\
+    bool (*cond)(long int, long int); cond = &isLessEqThan;\
+\
+    if (littleEndian) {\
+        begin = dim->size - 1; end = 0;\
+        iter = &decr; cond = &isGreatEqThan;\
+    }\
+\
+    long int pp = 1;\
+    long int sm = 0;\
+    for (long int i = begin; cond(i, end); i = iter(i)) {\
+        sm += (coo[i] * pp);\
+        pp *= dim->shape[i];\
+    }\
+    return sm;\
+\
+}\
+\
+void signedvCoordFromLin(long int *ret, long int line, dimension *dim ){\
+    \
+    long int begin = 0, end = dim->size - 1;\
+    long int (*iter)(long int) = incr;\
+    bool (*cond)(long int, long int) = isLessThan;\
+    if (littleEndian == false) {\
+        /*if (littleEndian) {*/\
+        begin = dim->size - 1; end = 0;\
+        iter = decr; cond = isGreatThan;\
+    }\
+    /*prlong intf("to coor begin = %d end = %d \n", begin, end);*/\
+\
+    long int sm = line;\
+    long int pp = dim->rank;\
+    for (long int i = begin; cond(i, end); i = iter(i)) {\
+        /*prlong intf(" i: %d ", i);*/\
+        pp /= dim->shape[i];\
+        ret[i] = sm / pp;\
+        sm %= pp;\
+        /*prlong intf("sm[%d] = %d , pp=%d ; ", i, sm, pp);*/\
+    }\
+    ret[end] = sm;\
+}\
+\
+long int* signedCoordFromLin(long int line, dimension *dim){\
+    long int *ret;\
+    ret=malloc(dim->size*sizeof(long int));\
+    signedvCoordFromLin(ret,line,dim);\
+    return ret;\
+}\
+\
+/* */\
+/* unsigned */\
+size_t LineFromCoord(size_t *coo, dimension *dim) {\
+  return (long)signedLineFromCoord((long*)coo,dim);\
+}\
+\
+void vCoordFromLin(size_t *ret, size_t line, dimension *dim ){\
+  signedvCoordFromLin((long*)ret, (long)line, dim);\
+}\
+\
+size_t* CoordFromLin(size_t line, dimension *dim){\
+  return (size_t*)signedCoordFromLin((long)line, dim);\
+}\
+\
+\
+/* */\
+\
+void append_in_list_shape(list_shape_in_dim **list_p, size_t shape){\
+    list_shape_in_dim *lis=malloc(sizeof(list_shape_in_dim));\
+    lis->shape=shape;\
+    lis->next=NULL;\
+  if(*list_p == NULL){\
+    lis->index=0;\
+    *list_p = lis;\
+  }\
+  else{\
+    list_shape_in_dim *tmp =*list_p;\
+    while(tmp->next) tmp=tmp->next;\
+    lis->index = tmp->index +1;\
+    tmp->next=lis;\
+  }\
+}\
+\
+dimension * create_dim_from_list_shape( list_shape_in_dim *l_p){\
+\
+  if(l_p){\
+    list_shape_in_dim *tmp =l_p;\
+    while(tmp->next) tmp=tmp->next;\
+    dimension *dim=create_dim(tmp->index + 1);\
+    (dim)->size = tmp->index + 1;\
+    tmp=l_p;\
+    while(tmp){\
+      (dim)->shape[tmp->index]=tmp->shape;\
+      tmp=tmp->next;\
+    }\
+    updateRankDim(dim);\
+    return dim;\
+  }\
+  return NULL;\
+}\
+\
+dimension * create_binary_dim(size_t dimension_size){\
+  dimension * dim = create_dim(dimension_size);\
+  for(size_t i=0; i<dimension_size; ++i)\
+    dim->shape[i]=2;\
+  updateRankDim(dim);\
+  return dim;\
+}\
+\
+\
+void free_list_shape_in_dim(list_shape_in_dim *l_p){\
+  list_shape_in_dim *tmp=l_p, *ttmp;\
+  while(tmp){\
+    ttmp = tmp;\
+    tmp = ttmp->next;\
+    free(ttmp);\
+  }\
+}\
+\
+IMPLEMENTATION_LIST(dimension)\
+\
+IMPLEMENTATION_LIST(ptr_DIMENSION)\
+GEN_FUNC_PTR_LIST_FREE(ptr_DIMENSION){\
+  dimension *pdim=(dimension*)arg;\
+  free_dimension(pdim);\
+  /*free(pdim);*/\
+}\
+\
+
+