diff --git a/src/bar.c b/src/bar.c
index e522d74..38d436a 100644
--- a/src/bar.c
+++ b/src/bar.c
@@ -32,6 +32,17 @@
 
 #include "wmfs.h"
 
+/** Create a BarWindow
+ * \param parent Parent window of the BarWindow
+ * \param x X position
+ * \param y Y position
+ * \param w BarWindow Width
+ * \param h BarWindow Height
+ * \param bord Bord width
+ * \param color BarWindow color
+ * \param entermask Bool for know if the EnterMask mask is needed
+ * \return The new BarWindow pointer
+*/
 BarWindow*
 bar_create(Window parent, int x, int y, uint w, uint h, int bord, uint color, Bool entermask)
 {
@@ -63,8 +74,11 @@ bar_create(Window parent, int x, int y, uint w, uint h, int bord, uint color, Bo
      bw->color = color;
 
      return bw;
- }
+}
 
+/** Delete a BarWindow
+ * \param bw BarWindow pointer
+*/
 void
 bar_delete(BarWindow *bw)
 {
@@ -76,6 +90,9 @@ bar_delete(BarWindow *bw)
      return;
 }
 
+/** Map a BarWindow
+ * \param bw BarWindow pointer
+*/
 void
 bar_map(BarWindow *bw)
 {
@@ -88,6 +105,9 @@ bar_map(BarWindow *bw)
      return;
 }
 
+/** Unmap a BarWindow
+ * \param bw BarWindow pointer
+*/
 void
 bar_unmap(BarWindow *bw)
 {
@@ -99,6 +119,11 @@ bar_unmap(BarWindow *bw)
      return;
 }
 
+/** Move a BarWindow
+ * \param bw BarWindow pointer
+ * \param x X position
+ * \param y Y poistion
+*/
 void
 bar_move(BarWindow *bw, int x, int y)
 {
@@ -110,6 +135,11 @@ bar_move(BarWindow *bw, int x, int y)
      return;
 }
 
+/** Resize a BarWindow
+ * \param bw BarWindow pointer
+ * \param w Width
+ * \param h Height
+*/
 void
 bar_resize(BarWindow *bw, uint w, uint h)
 {
@@ -123,6 +153,9 @@ bar_resize(BarWindow *bw, uint w, uint h)
      return;
 }
 
+/** Refresh the BarWindowColor
+ * \param bw BarWindow pointer
+*/
 void
 bar_refresh_color(BarWindow *bw)
 {
@@ -133,6 +166,9 @@ bar_refresh_color(BarWindow *bw)
      return;
 }
 
+/** Refresh a BarWindow
+ * \param bw BarWindow pointer
+*/
 void
 bar_refresh(BarWindow *bw)
 {
diff --git a/src/client.c b/src/client.c
index 3dfeccb..6d68a98 100644
--- a/src/client.c
+++ b/src/client.c
@@ -32,6 +32,11 @@
 
 #include "wmfs.h"
 
+/** Calcule how many of client there are
+ *  Per tag
+ * \param tag Tag number
+ * \return Number of client
+*/
 int
 client_pertag(int tag)
 {
@@ -45,6 +50,9 @@ client_pertag(int tag)
      return i;
 }
 
+/** Attach client in the client chain
+ * \param c Client pointer
+*/
 void
 client_attach(Client *c)
 {
@@ -56,6 +64,9 @@ client_attach(Client *c)
      return;
 }
 
+/** Send a ConfigureRequest event to the Client
+ * \param c Client pointer
+*/
 void
 client_configure(Client *c)
 {
@@ -77,7 +88,9 @@ client_configure(Client *c)
      return;
 }
 
-
+/** Detach a client to the client chain
+ * \param c Client pointer
+*/
 void
 client_detach(Client *c)
 {
@@ -89,7 +102,9 @@ client_detach(Client *c)
      return;
 }
 
-/* Fixed, need testing */
+/** Switch to the previous client
+ * \param cmd uicb_t type unused
+*/
 void
 uicb_client_prev(uicb_t cmd)
 {
@@ -116,6 +131,9 @@ uicb_client_prev(uicb_t cmd)
      return;
 }
 
+/** Switch to the next client
+ * \param cnd uicb_t type unused
+*/
 void
 uicb_client_next(uicb_t cmd)
 {
@@ -138,6 +156,9 @@ uicb_client_next(uicb_t cmd)
      return;
 }
 
+/** Set the focus to a client
+ * \param c Client pointer
+*/
 void
 client_focus(Client *c)
 {
@@ -170,6 +191,10 @@ client_focus(Client *c)
 }
 
 /* Get Client with any window Client member {{{ */
+/** Get a client->win with a window
+ * \param w Window
+ * \return The client
+*/
      Client* client_gb_win(Window w)
      {
           Client *c;
@@ -179,6 +204,10 @@ client_focus(Client *c)
           return c;
      }
 
+/** Get a client->frame with a window
+ * \param w Window
+ * \return The client
+*/
      Client* client_gb_frame(Window w)
      {
           Client *c;
@@ -188,6 +217,10 @@ client_focus(Client *c)
           return c;
      }
 
+/** Get a client->titlebar with a window
+ * \param w Window
+ * \return The client
+*/
      Client* client_gb_titlebar(Window w)
      {
           Client *c;
@@ -197,6 +230,10 @@ client_focus(Client *c)
           return c;
      }
 
+/** Get a client->resize with a window
+ * \param w Window
+ * \return The client
+*/
      Client* client_gb_resize(Window w)
      {
           Client *c;
@@ -207,6 +244,9 @@ client_focus(Client *c)
      }
 /* }}} */
 
+/** Get a client name
+ * \param c Client pointer
+*/
 void
 client_get_name(Client *c)
 {
@@ -219,6 +259,9 @@ client_get_name(Client *c)
      return;
 }
 
+/** Hide a client (for tag switching)
+ * \param c Client pointer
+*/
 void
 client_hide(Client *c)
 {
@@ -229,7 +272,10 @@ client_hide(Client *c)
      return;
 }
 
-
+/** Check if the client 'c' is hide
+ * \param c Client pointer
+ * \return True if the client is hide; False if not
+*/
 Bool
 ishide(Client *c)
 {
@@ -238,6 +284,9 @@ ishide(Client *c)
      return True;
 }
 
+/** Kill a client
+ * \param cmd uicb_t type unused
+*/
 void
 uicb_client_kill(uicb_t cmd)
 {
@@ -256,6 +305,9 @@ uicb_client_kill(uicb_t cmd)
      return;
 }
 
+/** Map a client
+ * \param c Client pointer
+*/
 void
 client_map(Client *c)
 {
@@ -267,6 +319,10 @@ client_map(Client *c)
      return;
 }
 
+/** Manage a client with a window and his attributes
+ * \param w Cient's futur Window
+ * \param wa XWindowAttributes pointer, Window w attributes
+*/
 void
 client_manage(Window w, XWindowAttributes *wa)
 {
@@ -304,6 +360,12 @@ client_manage(Window w, XWindowAttributes *wa)
      return;
 }
 
+/** Move and Resize a client
+ * \param c Client pointer
+ * \param geo Coordinate info for the future size
+ * of the client
+ * \param r Bool for resize hint or not
+*/
 void
 client_moveresize(Client *c, XRectangle geo, bool r)
 {
@@ -370,6 +432,9 @@ client_moveresize(Client *c, XRectangle geo, bool r)
      return;
 }
 
+/** Get client size hints
+ * \param c Client pointer
+*/
 void
 client_size_hints(Client *c)
 {
@@ -441,6 +506,9 @@ client_size_hints(Client *c)
      return;
 }
 
+/** Raise a client
+ * \param c Client pointer
+*/
 void
 client_raise(Client *c)
 {
@@ -452,6 +520,9 @@ client_raise(Client *c)
      return;
 }
 
+/** Raise the selected client
+ * \param cmd uicb_t type unused
+*/
 void
 uicb_client_raise(uicb_t cmd)
 {
@@ -460,6 +531,9 @@ uicb_client_raise(uicb_t cmd)
      return;
 }
 
+/** UnHide a client (for tag switching)
+ * \param c Client pointer
+*/
 void
 client_unhide(Client *c)
 {
@@ -470,6 +544,9 @@ client_unhide(Client *c)
      return;
 }
 
+/** Unmanage a client
+ * \param c Client pointer
+*/
 void
 client_unmanage(Client *c)
 {
@@ -498,6 +575,9 @@ client_unmanage(Client *c)
      return;
 }
 
+/** Unmap a client
+ * \param c Client pointer
+*/
 void
 client_unmap(Client *c)
 {
diff --git a/src/config.c b/src/config.c
index acedb88..3c4b916 100644
--- a/src/config.c
+++ b/src/config.c
@@ -167,7 +167,8 @@ var_to_str(char *conf_choice)
      return NULL;
 }
 
-
+/** Configuration initialization
+*/
 void
 init_conf(void)
 {
diff --git a/src/draw.c b/src/draw.c
index 4b669ac..83c3a1c 100644
--- a/src/draw.c
+++ b/src/draw.c
@@ -32,6 +32,15 @@
 
 #include "wmfs.h"
 
+/** Draw a string in a Drawable
+ * \param d Drawable
+ * \param x X position
+ * \param y Y position
+ * \param fg Foreground text color
+ * \param bg Background text color
+ * \param pad Text padding
+ * \param str String that will be draw
+*/
 void
 draw_text(Drawable d, int x, int y, char* fg, uint bg, int pad, char *str)
 {
@@ -61,6 +70,14 @@ draw_text(Drawable d, int x, int y, char* fg, uint bg, int pad, char *str)
      return;
 }
 
+/** Draw a Rectangle in a drawable
+ * \param dr Drawable
+ * \param x X position
+ * \param y Y position
+ * \param w Width
+ * \param h Height
+ * \param color Color of the rectangle
+*/
 void
 draw_rectangle(Drawable dr, int x, int y, uint w, uint h, uint color)
 {
@@ -72,6 +89,10 @@ draw_rectangle(Drawable dr, int x, int y, uint w, uint h, uint color)
      return;
 }
 
+/** Calculates the text's size relatively to the font
+ * \param text Text string
+ * \return final text width
+*/
 ushort
 textw(const char *text)
 {
diff --git a/src/event.c b/src/event.c
index ea3fa76..8fa0933 100644
--- a/src/event.c
+++ b/src/event.c
@@ -32,7 +32,9 @@
 
 #include "wmfs.h"
 
-/* BUTTONPRESS */
+/** ButtonPress handle event
+ * \param ev XButtonEvent pointer
+*/
 void
 buttonpress(XButtonEvent *ev)
 {
@@ -119,7 +121,9 @@ buttonpress(XButtonEvent *ev)
      return;
 }
 
-/* CONFIGUREREQUEST */
+/** ConfigureRequest handle event
+ * \param ev XConfigureRequestEvent pointer
+*/
 void
 configurerequest(XConfigureRequestEvent *ev)
 {
@@ -167,7 +171,9 @@ configurerequest(XConfigureRequestEvent *ev)
      return;
 }
 
-/* DESTROYNOTIFY */
+/** DestroyNotify handle event
+ * \param ev XDestroyWindowEvent pointer
+*/
 void
 destroynotify(XDestroyWindowEvent *ev)
 {
@@ -178,7 +184,9 @@ destroynotify(XDestroyWindowEvent *ev)
      return;
 }
 
-/* ENTERNOTIFY */
+/** EnterNotify handle event
+ * \param ev XCrossingEvent pointer
+*/
 void
 enternotify(XCrossingEvent *ev)
 {
@@ -198,7 +206,9 @@ enternotify(XCrossingEvent *ev)
      return;
 }
 
-/* EXPOSE */
+/** ExposeEvent handle event
+ * \param ev XExposeEvent pointer
+*/
 void
 expose(XExposeEvent *ev)
 {
@@ -215,7 +225,10 @@ expose(XExposeEvent *ev)
      return;
 }
 
-/* FOCUSIN */
+/** FocusChange handle event
+ * \param ev XFocusChangeEvent pointer
+ * \return
+*/
 void
 focusin(XFocusChangeEvent *ev)
 {
@@ -225,6 +238,8 @@ focusin(XFocusChangeEvent *ev)
      return;
 }
 
+/** Key grabbing function
+*/
 void
 grabkeys(void)
 {
@@ -244,8 +259,9 @@ grabkeys(void)
      return;
 }
 
-
-/* KEYPRESS */
+/** KeyPress handle event
+ * \param ev XKeyPressedEvent pointer
+*/
 void
 keypress(XKeyPressedEvent *ev)
 {
@@ -263,7 +279,9 @@ keypress(XKeyPressedEvent *ev)
      return;
 }
 
-/* MAPPINGNOTIFY */
+/** MapNotify handle event
+ * \param ev XMappingEvent pointer
+*/
 void
 mapnotify(XMappingEvent *ev)
 {
@@ -273,7 +291,9 @@ mapnotify(XMappingEvent *ev)
      return;
 }
 
-/* MAPREQUEST */
+/** MapRequest handle event
+ * \param ev XMapRequestEvent pointer
+*/
 void
 maprequest(XMapRequestEvent *ev)
 {
@@ -287,8 +307,9 @@ maprequest(XMapRequestEvent *ev)
      return;
 }
 
-
-/* PROPERTYNOTIFY */
+/** PropertyNotify handle event
+ * \param ev XPropertyEvent pointer
+*/
 void
 propertynotify(XPropertyEvent *ev)
 {
@@ -319,6 +340,9 @@ propertynotify(XPropertyEvent *ev)
      return;
 }
 
+/** UnmapNotify handle event
+ * \param XUnmapEvent pointer
+*/
 void
 unmapnotify(XUnmapEvent *ev)
 {
@@ -334,7 +358,10 @@ unmapnotify(XUnmapEvent *ev)
      return;
 }
 
-/* Handle */
+/** Event handle function: execute every function
+  * handle by event
+ * \param ev Event
+*/
 void
 getevent(XEvent ev)
 {
diff --git a/src/frame.c b/src/frame.c
index 55e1d2d..5e19234 100644
--- a/src/frame.c
+++ b/src/frame.c
@@ -32,6 +32,10 @@
 
 #include "wmfs.h"
 
+/** Frame creation function, for make a
+ *  client frame, and configure it
+ * \param c Client pointer
+*/
 void
 frame_create(Client *c)
 {
@@ -88,6 +92,10 @@ frame_create(Client *c)
      return;
 }
 
+/** Move a frame
+ * \param c The client frame
+ * \param geo Coordinate info for move the frame
+*/
 void
 frame_moveresize(Client *c, XRectangle geo)
 {
@@ -111,6 +119,9 @@ frame_moveresize(Client *c, XRectangle geo)
      return;
 }
 
+/** Update a frame
+ * \param c Client pointer
+*/
 void
 frame_update(Client *c)
 {
diff --git a/src/infobar.c b/src/infobar.c
index 653cfbc..895fe2b 100644
--- a/src/infobar.c
+++ b/src/infobar.c
@@ -32,6 +32,8 @@
 
 #include "wmfs.h"
 
+/** Init the Infobar
+*/
 void
 infobar_init(void)
 {
@@ -60,6 +62,8 @@ infobar_init(void)
      return;
 }
 
+/** Draw the Infobar
+*/
 void
 infobar_draw(void)
 {
@@ -103,6 +107,8 @@ infobar_draw(void)
      return;
 }
 
+/** Draw the layout button in the InfoBar
+*/
 void
 infobar_draw_layout(void)
 {
@@ -155,6 +161,8 @@ infobar_draw_layout(void)
      return;
 }
 
+/** Draw the taglist in the InfoBar
+*/
 void
 infobar_draw_taglist(void)
 {
@@ -184,6 +192,9 @@ infobar_draw_taglist(void)
      return;
 }
 
+/** Toggle the infobar position
+ * \param cmd uicb_t type unused
+*/
 void
 uicb_infobar_togglepos(uicb_t cmd)
 {
diff --git a/src/init.c b/src/init.c
index a51144b..93fb591 100644
--- a/src/init.c
+++ b/src/init.c
@@ -32,6 +32,8 @@
 
 #include "wmfs.h"
 
+/** Init WMFS
+*/
 void
 init(void)
 {
@@ -56,6 +58,8 @@ init(void)
      return;
 }
 
+/** Init the font
+*/
 void
 init_font(void)
 {
@@ -67,6 +71,8 @@ init_font(void)
      }
 }
 
+/** Init WMFS cursor
+*/
 void
 init_cursor(void)
 {
@@ -77,6 +83,8 @@ init_cursor(void)
      return;
 }
 
+/** Init key modifier
+*/
 void
 init_key(void)
 {
@@ -98,6 +106,8 @@ init_key(void)
      return;
 }
 
+/** Init atoms
+*/
 void
 init_atom(void)
 {
@@ -112,6 +122,8 @@ init_atom(void)
      return;
 }
 
+/** Init root Window
+*/
 void
 init_root(void)
 {
@@ -130,6 +142,8 @@ init_root(void)
      return;
 }
 
+/** Init screen geometry
+*/
 void
 init_geometry(void)
 {
diff --git a/src/layout.c b/src/layout.c
index 143c3af..05783ea 100644
--- a/src/layout.c
+++ b/src/layout.c
@@ -32,6 +32,8 @@
 
 #include "wmfs.h"
 
+/** Arrange All
+*/
 void
 arrange(void)
 {
@@ -55,6 +57,8 @@ arrange(void)
      return;
 }
 
+/** The free layout function
+*/
 void
 freelayout(void)
 {
@@ -80,6 +84,9 @@ freelayout(void)
      return;
 }
 
+/** Layout switching function
+ * \param b Bool True : next False : previous
+*/
 void
 layoutswitch(Bool b)
 {
@@ -102,6 +109,9 @@ layoutswitch(Bool b)
      return;
 }
 
+/** Tile layout switching function
+ * \param b Bool True : next False : previous
+*/
 void
 layout_tile_switch(Bool b)
 {
@@ -125,6 +135,9 @@ layout_tile_switch(Bool b)
      return;
 }
 
+/** Set the next layout
+ * \param cmd uicb_t type unused
+*/
 void
 uicb_layout_next(uicb_t cmd)
 {
@@ -133,6 +146,9 @@ uicb_layout_next(uicb_t cmd)
      return;
 }
 
+/** Set the previous layout
+ * \param cmd uicb_t type unused
+*/
 void
 uicb_layout_prev(uicb_t cmd)
 {
@@ -141,6 +157,8 @@ uicb_layout_prev(uicb_t cmd)
      return;
 }
 
+/** Max layout function
+*/
 void
 maxlayout(void)
 {
@@ -166,8 +184,11 @@ maxlayout(void)
      return;
 }
 
-/* To use in a for, select only the
- * client who can be tiled */
+/** Sort all the client that can be
+ *  tiled
+ * \param c Client pointer
+ * \return a client pointer
+*/
 Client*
 nexttiled(Client *c)
 {
@@ -176,6 +197,9 @@ nexttiled(Client *c)
      return c;
 }
 
+/** Set the mwfact
+ * \param cmd Mwfact
+*/
 void
 uicb_set_mwfact(uicb_t cmd)
 {
@@ -193,6 +217,9 @@ uicb_set_mwfact(uicb_t cmd)
      return;
 }
 
+/** Set the nmaster
+ * \param cmd nmaster
+*/
 void
 uicb_set_nmaster(uicb_t cmd)
 {
@@ -211,6 +238,8 @@ uicb_set_nmaster(uicb_t cmd)
      return;
 }
 
+/** Grid layout function
+*/
 void
 grid(void)
 {
@@ -266,6 +295,9 @@ grid(void)
      return;
 }
 
+/** Multi tile function
+ * \param type Postion type { Top, Bottom, Left, Right }
+*/
 void
 multi_tile(Position type)
 {
@@ -394,6 +426,8 @@ multi_tile(Position type)
      return;
 }
 
+/** Tile Right function
+*/
 void
 tile(void)
 {
@@ -402,6 +436,8 @@ tile(void)
      return;
 }
 
+/** Tile Left function
+*/
 void
 tile_left(void)
 {
@@ -410,6 +446,8 @@ tile_left(void)
      return;
 }
 
+/** Tile Top function
+*/
 void
 tile_top(void)
 {
@@ -417,6 +455,10 @@ tile_top(void)
 
      return;
 }
+
+
+/** Tile Bottom function
+*/
 void
 tile_bottom(void)
 {
@@ -425,6 +467,9 @@ tile_bottom(void)
      return;
 }
 
+/** Put the selected client to the master postion
+ * \param cmd uicb_t type unused
+*/
 void
 uicb_tile_switch(uicb_t cmd)
 {
@@ -442,6 +487,9 @@ uicb_tile_switch(uicb_t cmd)
      return;
 }
 
+/** Toggle the selected client to free
+ * \param cmd uicb_t type unused
+*/
 void
 uicb_togglefree(uicb_t cmd)
 {
@@ -458,6 +506,9 @@ uicb_togglefree(uicb_t cmd)
      return;
 }
 
+/** Toggle the selected client to max
+ * \param cmd uicb_t type unused
+*/
 void
 uicb_togglemax(uicb_t cmd)
 {
diff --git a/src/mouse.c b/src/mouse.c
index 62ddb05..41ababa 100644
--- a/src/mouse.c
+++ b/src/mouse.c
@@ -32,6 +32,9 @@
 
 #include "wmfs.h"
 
+/** Move the client with the mouse
+ * \param c Client pointer
+*/
 void
 mouse_move(Client *c)
 {
@@ -78,6 +81,9 @@ mouse_move(Client *c)
      return;
 }
 
+/** Resize a client with the mouse
+ * \param c Client pointer
+*/
 void
 mouse_resize(Client *c)
 {
@@ -172,6 +178,10 @@ mouse_resize(Client *c)
      return;
 }
 
+/** Grab buttons
+ * \param c Client pointer
+ * \param focused For know if c is or not focused
+*/
 void
 mouse_grabbuttons(Client *c, Bool focused)
 {
@@ -196,6 +206,9 @@ mouse_grabbuttons(Client *c, Bool focused)
      return;
 }
 
+/** Move the selected client
+ * \param cmd uicb_t type unused
+*/
 void
 uicb_mouse_move(uicb_t cmd)
 {
@@ -205,6 +218,9 @@ uicb_mouse_move(uicb_t cmd)
      return;
 }
 
+/** Reisze the selected client
+ * \param cmd uicb_t type unused
+*/
 void
 uicb_mouse_resize(uicb_t cmd)
 {
diff --git a/src/tag.c b/src/tag.c
index 6020174..d88d9c0 100644
--- a/src/tag.c
+++ b/src/tag.c
@@ -32,8 +32,9 @@
 
 #include "wmfs.h"
 
-/* if cmd is +X or -X, this is just switch
- * else {1, 2.. 9} it's go to the wanted tag. */
+/** Set a tag
+ * \param cmd Tag number or '+' / '-'
+*/
 void
 uicb_tag(uicb_t cmd)
 {
@@ -61,6 +62,9 @@ uicb_tag(uicb_t cmd)
      return;
 }
 
+/** Set the next tag
+ * \param cmd uicb_t type unused
+*/
 void
 uicb_tag_next(uicb_t cmd)
 {
@@ -69,6 +73,9 @@ uicb_tag_next(uicb_t cmd)
      return;
 }
 
+/** Set the previous tag
+ * \param cmd uicb_t type unused
+*/
 void
 uicb_tag_prev(uicb_t cmd)
 {
@@ -77,6 +84,10 @@ uicb_tag_prev(uicb_t cmd)
      return;
 }
 
+/** Transfert the selected client to
+ *  the wanted tag
+ * \param cmd Wanted tag
+*/
 void
 uicb_tagtransfert(uicb_t cmd)
 {
diff --git a/src/util.c b/src/util.c
index 0b3ce13..c4c0cb5 100644
--- a/src/util.c
+++ b/src/util.c
@@ -32,6 +32,11 @@
 
 #include "wmfs.h"
 
+/** Calloc with an error message if there is a probleme
+ * \param uint Element
+ * \param uint Size
+ * \return void pointer
+*/
 void*
 emalloc(uint element, uint size)
 {
@@ -43,6 +48,9 @@ emalloc(uint element, uint size)
      return ret;
 }
 
+/** Free with a conditions
+ * \param ptr void pointer
+*/
 void
 efree(void *ptr)
 {
@@ -52,6 +60,10 @@ efree(void *ptr)
      return;
 }
 
+/** Get a color with a string
+ * \param color Color string
+ * \return Color pixel
+*/
 ulong
 getcolor(char *color)
 {
@@ -62,6 +74,10 @@ getcolor(char *color)
      return xcolor.pixel;
 }
 
+/** Get a Window WM State
+ * \param win Window
+ * \return The state
+*/
 long
 getwinstate(Window win)
 {
@@ -82,13 +98,20 @@ getwinstate(Window win)
      return ret;
 }
 
-
+/** Round function
+ * \param x double type
+ * \return the round of x
+*/
 double
 round(double x)
 {
      return (x > 0) ? x + 0.5 : x - 0.5;
 }
 
+/** Set the window WM State
+ * \param win Window target
+ * \param state WM State
+*/
 void
 setwinstate(Window win, long state)
 {
@@ -100,6 +123,9 @@ setwinstate(Window win, long state)
      return;
 }
 
+/** Execute a sh command
+ * \param cmd Command
+*/
 void
 uicb_spawn(uicb_t cmd)
 {
diff --git a/src/wmfs.c b/src/wmfs.c
index eea8f27..b5952c1 100644
--- a/src/wmfs.c
+++ b/src/wmfs.c
@@ -32,7 +32,6 @@
 
 #include "wmfs.h"
 
-
 int
 errorhandler(Display *d, XErrorEvent *event)
 {
@@ -57,13 +56,14 @@ errorhandler(Display *d, XErrorEvent *event)
      return 1;
 }
 
-/* for no-important error */
 int
 errorhandlerdummy(Display *d, XErrorEvent *event)
 {
      return 0;
 }
 
+/** Clean wmfs before the exit
+ */
 void
 quit(void)
 {
@@ -85,6 +85,9 @@ quit(void)
      return;
 }
 
+/** WMFS main loop: Check stdin and
+ *  execute the event loop
+ */
 void
 mainloop(void)
 {
@@ -124,7 +127,7 @@ mainloop(void)
                          }
                     }
                }
-               else
+              else
                {
                     strncpy(infobar->statustext, sbuf, strlen(sbuf));
                     readstdin = False;
@@ -141,6 +144,11 @@ mainloop(void)
      return;
 }
 
+
+/** Set the exiting variable to True
+ *  for stop the main loop
+ * \param unused uicb_t
+ */
 void
 uicb_quit(uicb_t cmd)
 {
@@ -149,7 +157,9 @@ uicb_quit(uicb_t cmd)
      return;
 }
 
-/* scan all the client who was in X before wmfs */
+/** Scan if there are window on X
+ *  for manage it
+*/
 void
 scan(void)
 {
@@ -184,6 +194,9 @@ scan(void)
      return;
 }
 
+/** Signal handle function
+ * \param signum Signal number
+*/
 void
 handle_signal(int signum)
 {
@@ -205,6 +218,11 @@ handle_signal(int signum)
      return;
 }
 
+/** main function
+ * \param argc ?
+ * \param argv ?
+ * \return 0
+*/
 int
 main(int argc, char **argv)
 {