latex3 (5may14)

git-svn-id: svn://tug.org/texlive/trunk@33859 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 0 insertions, 847 deletions

diff --git a/Master/texmf-dist/tex/latex/l3kernel/l3coffins.sty b/Master/texmf-dist/tex/latex/l3kernel/l3coffins.sty
deleted file mode 100644
index e19b0b20e62..00000000000
--- a/Master/texmf-dist/tex/latex/l3kernel/l3coffins.sty
+++ /dev/null
@@ -1,847 +0,0 @@
-%%
-%% This is file `l3coffins.sty',
-%% generated with the docstrip utility.
-%%
-%% The original source files were:
-%%
-%% l3coffins.dtx  (with options: `package')
-%% 
-%% EXPERIMENTAL CODE
-%% 
-%% Do not distribute this file without also distributing the
-%% source files specified above.
-%% 
-%% Do not distribute a modified version of this file.
-%% 
-%% File: l3coffins.dtx Copyright(C) 2010-2012 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the "l3kernel bundle" (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/svnroot/experimental/trunk/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-%%
-\RequirePackage{l3bootstrap}
-\GetIdInfo$Id: l3coffins.dtx 4624 2013-12-14 13:58:48Z bruno $
-  {L3 Coffin code layer}
-\ProvidesExplPackage
-  {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
-\__expl_package_check:
-\box_new:N \l__coffin_internal_box
-\dim_new:N \l__coffin_internal_dim
-\tl_new:N  \l__coffin_internal_tl
-\prop_new:N \c__coffin_corners_prop
-\prop_put:Nnn \c__coffin_corners_prop { tl } { { 0 pt } { 0 pt } }
-\prop_put:Nnn \c__coffin_corners_prop { tr } { { 0 pt } { 0 pt } }
-\prop_put:Nnn \c__coffin_corners_prop { bl } { { 0 pt } { 0 pt } }
-\prop_put:Nnn \c__coffin_corners_prop { br } { { 0 pt } { 0 pt } }
-\prop_new:N \c__coffin_poles_prop
-\tl_set:Nn \l__coffin_internal_tl { { 0 pt } { 0 pt } { 0 pt } { 1000 pt } }
-\prop_put:Nno \c__coffin_poles_prop { l }  { \l__coffin_internal_tl }
-\prop_put:Nno \c__coffin_poles_prop { hc } { \l__coffin_internal_tl }
-\prop_put:Nno \c__coffin_poles_prop { r }  { \l__coffin_internal_tl }
-\tl_set:Nn \l__coffin_internal_tl { { 0 pt } { 0 pt } { 1000 pt } { 0 pt } }
-\prop_put:Nno \c__coffin_poles_prop { b }  { \l__coffin_internal_tl }
-\prop_put:Nno \c__coffin_poles_prop { vc } { \l__coffin_internal_tl }
-\prop_put:Nno \c__coffin_poles_prop { t }  { \l__coffin_internal_tl }
-\prop_put:Nno \c__coffin_poles_prop { B }  { \l__coffin_internal_tl }
-\prop_put:Nno \c__coffin_poles_prop { H }  { \l__coffin_internal_tl }
-\prop_put:Nno \c__coffin_poles_prop { T }  { \l__coffin_internal_tl }
-\fp_new:N \l__coffin_slope_x_fp
-\fp_new:N \l__coffin_slope_y_fp
-\bool_new:N \l__coffin_error_bool
-\dim_new:N \l__coffin_offset_x_dim
-\dim_new:N \l__coffin_offset_y_dim
-\tl_new:N \l__coffin_pole_a_tl
-\tl_new:N \l__coffin_pole_b_tl
-\dim_new:N \l__coffin_x_dim
-\dim_new:N \l__coffin_y_dim
-\dim_new:N \l__coffin_x_prime_dim
-\dim_new:N \l__coffin_y_prime_dim
-\prg_new_conditional:Npnn \coffin_if_exist:N #1 { p , T , F , TF }
-  {
-    \cs_if_exist:NTF #1
-      {
-        \cs_if_exist:cTF { l__coffin_poles_ \__int_value:w #1 _prop }
-          { \prg_return_true: }
-          { \prg_return_false: }
-      }
-      { \prg_return_false: }
-  }
-\cs_generate_variant:Nn \coffin_if_exist_p:N { c }
-\cs_generate_variant:Nn \coffin_if_exist:NT  { c }
-\cs_generate_variant:Nn \coffin_if_exist:NF  { c }
-\cs_generate_variant:Nn \coffin_if_exist:NTF { c }
-\cs_new_protected:Npn \__coffin_if_exist:NT #1#2
-  {
-    \coffin_if_exist:NTF #1
-      { #2 }
-      {
-        \__msg_kernel_error:nnx { kernel } { unknown-coffin }
-          { \token_to_str:N #1 }
-      }
-  }
-\cs_new_protected:Npn \coffin_clear:N #1
-  {
-    \__coffin_if_exist:NT #1
-      {
-        \box_clear:N #1
-        \__coffin_reset_structure:N #1
-      }
-  }
-\cs_generate_variant:Nn \coffin_clear:N { c }
-\cs_new_protected:Npn \coffin_new:N #1
-  {
-    \box_new:N #1
-    \prop_clear_new:c { l__coffin_corners_ \__int_value:w #1 _prop }
-    \prop_clear_new:c { l__coffin_poles_   \__int_value:w #1 _prop }
-    \prop_gset_eq:cN { l__coffin_corners_ \__int_value:w #1 _prop }
-      \c__coffin_corners_prop
-    \prop_gset_eq:cN { l__coffin_poles_ \__int_value:w #1 _prop }
-      \c__coffin_poles_prop
-  }
-\cs_generate_variant:Nn \coffin_new:N { c }
-\cs_new_protected:Npn \hcoffin_set:Nn #1#2
-  {
-    \__coffin_if_exist:NT #1
-      {
-        \hbox_set:Nn #1
-          {
-            \color_group_begin:
-              \color_ensure_current:
-              #2
-            \color_group_end:
-          }
-        \__coffin_reset_structure:N #1
-        \__coffin_update_poles:N #1
-        \__coffin_update_corners:N #1
-      }
-  }
-\cs_generate_variant:Nn \hcoffin_set:Nn { c }
-\cs_new_protected:Npn \vcoffin_set:Nnn #1#2#3
-  {
-    \__coffin_if_exist:NT #1
-      {
-        \vbox_set:Nn #1
-          {
-            \dim_set:Nn \tex_hsize:D {#2}
-            \dim_set_eq:NN \linewidth   \tex_hsize:D
-            \dim_set_eq:NN \columnwidth \tex_hsize:D
-            \color_group_begin:
-              #3
-            \color_group_end:
-          }
-        \__coffin_reset_structure:N #1
-        \__coffin_update_poles:N #1
-        \__coffin_update_corners:N #1
-        \vbox_set_top:Nn \l__coffin_internal_box { \vbox_unpack:N #1 }
-        \__coffin_set_pole:Nnx #1 { T }
-          {
-            { 0 pt }
-            { \dim_eval:n { \box_ht:N #1 - \box_ht:N \l__coffin_internal_box } }
-            { 1000 pt }
-            { 0 pt }
-          }
-        \box_clear:N \l__coffin_internal_box
-      }
-  }
-\cs_generate_variant:Nn \vcoffin_set:Nnn { c }
-\cs_new_protected:Npn \hcoffin_set:Nw #1
-  {
-    \__coffin_if_exist:NT #1
-      {
-        \hbox_set:Nw #1 \color_group_begin: \color_ensure_current:
-          \cs_set_protected_nopar:Npn \hcoffin_set_end:
-            {
-                \color_group_end:
-              \hbox_set_end:
-              \__coffin_reset_structure:N #1
-              \__coffin_update_poles:N #1
-              \__coffin_update_corners:N #1
-            }
-      }
-  }
-\cs_new_protected_nopar:Npn \hcoffin_set_end: { }
-\cs_generate_variant:Nn \hcoffin_set:Nw { c }
-\cs_new_protected:Npn \vcoffin_set:Nnw #1#2
-  {
-    \__coffin_if_exist:NT #1
-      {
-        \vbox_set:Nw #1
-          \dim_set:Nn \tex_hsize:D {#2}
-            \dim_set_eq:NN \linewidth   \tex_hsize:D
-            \dim_set_eq:NN \columnwidth \tex_hsize:D
-          \color_group_begin: \color_ensure_current:
-          \cs_set_protected:Npn \vcoffin_set_end:
-            {
-                \color_group_end:
-              \vbox_set_end:
-              \__coffin_reset_structure:N #1
-              \__coffin_update_poles:N #1
-              \__coffin_update_corners:N #1
-              \vbox_set_top:Nn \l__coffin_internal_box { \vbox_unpack:N #1 }
-              \__coffin_set_pole:Nnx #1 { T }
-                {
-                  { 0 pt }
-                  {
-                    \dim_eval:n { \box_ht:N #1 - \box_ht:N \l__coffin_internal_box }
-                  }
-                  { 1000 pt }
-                  { 0 pt }
-                }
-              \box_clear:N \l__coffin_internal_box
-            }
-      }
-  }
-\cs_new_protected_nopar:Npn \vcoffin_set_end: { }
-\cs_generate_variant:Nn \vcoffin_set:Nnw { c }
-\cs_new_protected:Npn \coffin_set_eq:NN #1#2
-  {
-    \__coffin_if_exist:NT #1
-      {
-        \box_set_eq:NN #1 #2
-        \__coffin_set_eq_structure:NN #1 #2
-      }
-  }
-\cs_generate_variant:Nn \coffin_set_eq:NN { c , Nc , cc }
-\coffin_new:N \c_empty_coffin
-\hbox_set:Nn  \c_empty_coffin { }
-\coffin_new:N \l__coffin_aligned_coffin
-\coffin_new:N \l__coffin_aligned_internal_coffin
-\coffin_new:N \l_tmpa_coffin
-\coffin_new:N \l_tmpb_coffin
-\cs_new_eq:NN \coffin_dp:N \box_dp:N
-\cs_new_eq:NN \coffin_dp:c \box_dp:c
-\cs_new_eq:NN \coffin_ht:N \box_ht:N
-\cs_new_eq:NN \coffin_ht:c \box_ht:c
-\cs_new_eq:NN \coffin_wd:N \box_wd:N
-\cs_new_eq:NN \coffin_wd:c \box_wd:c
-\cs_new_protected:Npn \__coffin_get_pole:NnN #1#2#3
-  {
-    \prop_get:cnNF
-      { l__coffin_poles_ \__int_value:w #1 _prop } {#2} #3
-      {
-        \__msg_kernel_error:nnxx { kernel } { unknown-coffin-pole }
-          {#2} { \token_to_str:N #1 }
-        \tl_set:Nn #3 { { 0 pt } { 0 pt } { 0 pt } { 0 pt } }
-      }
-  }
-\cs_new_protected:Npn \__coffin_reset_structure:N #1
-  {
-    \prop_set_eq:cN { l__coffin_corners_ \__int_value:w #1 _prop }
-      \c__coffin_corners_prop
-    \prop_set_eq:cN { l__coffin_poles_ \__int_value:w #1 _prop }
-      \c__coffin_poles_prop
-  }
-\cs_new_protected:Npn \__coffin_set_eq_structure:NN #1#2
-  {
-    \prop_set_eq:cc { l__coffin_corners_ \__int_value:w #1 _prop }
-      { l__coffin_corners_ \__int_value:w #2 _prop }
-    \prop_set_eq:cc { l__coffin_poles_ \__int_value:w #1 _prop }
-      { l__coffin_poles_ \__int_value:w #2 _prop }
-  }
-\cs_new_protected:Npn \__coffin_gset_eq_structure:NN #1#2
-  {
-    \prop_gset_eq:cc { l__coffin_corners_ \__int_value:w #1 _prop }
-      { l__coffin_corners_ \__int_value:w #2 _prop }
-    \prop_gset_eq:cc { l__coffin_poles_ \__int_value:w #1 _prop }
-      { l__coffin_poles_ \__int_value:w #2 _prop }
-  }
-\cs_new_protected:Npn \coffin_set_horizontal_pole:Nnn #1#2#3
-  {
-    \__coffin_if_exist:NT #1
-      {
-        \__coffin_set_pole:Nnx #1 {#2}
-          {
-            { 0 pt } { \dim_eval:n {#3} }
-            { 1000 pt } { 0 pt }
-          }
-      }
-  }
-\cs_new_protected:Npn \coffin_set_vertical_pole:Nnn #1#2#3
-  {
-    \__coffin_if_exist:NT #1
-      {
-        \__coffin_set_pole:Nnx #1 {#2}
-          {
-            { \dim_eval:n {#3} } { 0 pt }
-            { 0 pt } { 1000 pt }
-          }
-      }
-  }
-\cs_new_protected:Npn \__coffin_set_pole:Nnn #1#2#3
-  { \prop_put:cnn { l__coffin_poles_ \__int_value:w #1 _prop } {#2} {#3} }
-\cs_generate_variant:Nn \coffin_set_horizontal_pole:Nnn { c }
-\cs_generate_variant:Nn \coffin_set_vertical_pole:Nnn { c }
-\cs_generate_variant:Nn \__coffin_set_pole:Nnn { Nnx }
-\cs_new_protected:Npn \__coffin_update_corners:N #1
-  {
-    \prop_put:cnx { l__coffin_corners_ \__int_value:w #1 _prop } { tl }
-      { { 0 pt } { \dim_use:N \box_ht:N #1 } }
-    \prop_put:cnx { l__coffin_corners_ \__int_value:w #1 _prop } { tr }
-      { { \dim_use:N \box_wd:N #1 } { \dim_use:N \box_ht:N #1 } }
-    \prop_put:cnx { l__coffin_corners_ \__int_value:w #1 _prop } { bl }
-      { { 0 pt } { \dim_eval:n { - \box_dp:N #1 } } }
-    \prop_put:cnx { l__coffin_corners_ \__int_value:w #1 _prop } { br }
-      { { \dim_use:N \box_wd:N #1 } { \dim_eval:n { - \box_dp:N #1 } } }
-  }
-\cs_new_protected:Npn \__coffin_update_poles:N #1
-  {
-    \prop_put:cnx { l__coffin_poles_ \__int_value:w #1 _prop } { hc }
-      {
-        { \dim_eval:n { 0.5 \box_wd:N #1 } }
-        { 0 pt } { 0 pt } { 1000 pt }
-      }
-    \prop_put:cnx { l__coffin_poles_ \__int_value:w #1 _prop } { r }
-      {
-        { \dim_use:N \box_wd:N #1 }
-        { 0 pt } { 0 pt } { 1000 pt }
-      }
-    \prop_put:cnx { l__coffin_poles_ \__int_value:w #1 _prop } { vc }
-      {
-        { 0 pt }
-        { \dim_eval:n { ( \box_ht:N #1 - \box_dp:N #1 ) / 2 } }
-        { 1000 pt }
-        { 0 pt }
-      }
-    \prop_put:cnx { l__coffin_poles_ \__int_value:w #1 _prop } { t }
-      {
-        { 0 pt }
-        { \dim_use:N \box_ht:N #1 }
-        { 1000 pt }
-        { 0 pt }
-      }
-    \prop_put:cnx { l__coffin_poles_ \__int_value:w #1 _prop } { b }
-      {
-        { 0 pt }
-        { \dim_eval:n { - \box_dp:N #1 } }
-        { 1000 pt }
-        { 0 pt }
-      }
-  }
-\cs_new_protected:Npn \__coffin_calculate_intersection:Nnn #1#2#3
-  {
-    \__coffin_get_pole:NnN #1 {#2} \l__coffin_pole_a_tl
-    \__coffin_get_pole:NnN #1 {#3} \l__coffin_pole_b_tl
-    \bool_set_false:N \l__coffin_error_bool
-    \exp_last_two_unbraced:Noo
-      \__coffin_calculate_intersection:nnnnnnnn
-        \l__coffin_pole_a_tl \l__coffin_pole_b_tl
-    \bool_if:NT \l__coffin_error_bool
-      {
-        \__msg_kernel_error:nn { kernel } { no-pole-intersection }
-        \dim_zero:N \l__coffin_x_dim
-        \dim_zero:N \l__coffin_y_dim
-      }
-  }
-\cs_new_protected:Npn \__coffin_calculate_intersection:nnnnnnnn
-  #1#2#3#4#5#6#7#8
-  {
-    \dim_compare:nNnTF {#3} = { \c_zero_dim }
-      {
-        \dim_set:Nn \l__coffin_x_dim {#1}
-        \dim_compare:nNnTF {#7} = \c_zero_dim
-          { \bool_set_true:N \l__coffin_error_bool }
-          {
-            \dim_compare:nNnTF {#8} = \c_zero_dim
-              { \dim_set:Nn \l__coffin_y_dim {#6} }
-              {
-                \__coffin_calculate_intersection_aux:nnnnnN
-                  {#1} {#5} {#6} {#7} {#8} \l__coffin_y_dim
-              }
-          }
-      }
-      {
-        \dim_compare:nNnTF {#4} = \c_zero_dim
-          {
-            \dim_set:Nn \l__coffin_y_dim {#2}
-            \dim_compare:nNnTF {#8} = { \c_zero_dim }
-              { \bool_set_true:N \l__coffin_error_bool }
-              {
-                \dim_compare:nNnTF {#7} = \c_zero_dim
-                  { \dim_set:Nn \l__coffin_x_dim {#5} }
-                  {
-                    \__coffin_calculate_intersection_aux:nnnnnN
-                      {#2} {#6} {#5} {#8} {#7} \l__coffin_x_dim
-                  }
-              }
-          }
-          {
-            \dim_compare:nNnTF {#7} = \c_zero_dim
-              {
-                \dim_set:Nn \l__coffin_x_dim {#5}
-                \__coffin_calculate_intersection_aux:nnnnnN
-                  {#5} {#1} {#2} {#3} {#4} \l__coffin_y_dim
-              }
-              {
-                \dim_compare:nNnTF {#8} = \c_zero_dim
-                  {
-                    \dim_set:Nn \l__coffin_y_dim {#6}
-                    \__coffin_calculate_intersection_aux:nnnnnN
-                      {#6} {#2} {#1} {#4} {#3} \l__coffin_x_dim
-                  }
-                  {
-                    \fp_set:Nn \l__coffin_slope_x_fp
-                      { \dim_to_fp:n {#4} / \dim_to_fp:n {#3} }
-                    \fp_set:Nn \l__coffin_slope_y_fp
-                      { \dim_to_fp:n {#8} / \dim_to_fp:n {#7} }
-                    \fp_compare:nNnTF
-                      \l__coffin_slope_x_fp = \l__coffin_slope_y_fp
-                      { \bool_set_true:N \l__coffin_error_bool }
-                      {
-                        \dim_set:Nn \l__coffin_x_dim
-                          {
-                            \fp_to_dim:n
-                              {
-                                (
-                                      \dim_to_fp:n {#1} * \l__coffin_slope_x_fp
-                                  - ( \dim_to_fp:n {#5} * \l__coffin_slope_y_fp )
-                                  -   \dim_to_fp:n {#2}
-                                  +   \dim_to_fp:n {#6}
-                                )
-                                /
-                                ( \l__coffin_slope_x_fp - \l__coffin_slope_y_fp )
-                            }
-                          }
-                        \__coffin_calculate_intersection_aux:nnnnnN
-                          { \l__coffin_x_dim }
-                          {#5} {#6} {#8} {#7} \l__coffin_y_dim
-                      }
-                  }
-              }
-          }
-      }
-  }
-\cs_new_protected:Npn \__coffin_calculate_intersection_aux:nnnnnN #1#2#3#4#5#6
-  {
-    \dim_set:Nn #6
-      {
-        \fp_to_dim:n
-          {
-            \dim_to_fp:n {#4} *
-            ( \dim_to_fp:n {#1} - \dim_to_fp:n {#2} ) /
-            \dim_to_fp:n {#5}
-            + \dim_to_fp:n {#3}
-          }
-      }
-  }
-\cs_new_protected:Npn \coffin_join:NnnNnnnn #1#2#3#4#5#6#7#8
-  {
-    \__coffin_align:NnnNnnnnN
-      #1 {#2} {#3} #4 {#5} {#6} {#7} {#8} \l__coffin_aligned_coffin
-    \hbox_set:Nn \l__coffin_aligned_coffin
-      {
-        \dim_compare:nNnT { \l__coffin_offset_x_dim } < \c_zero_dim
-          { \tex_kern:D -\l__coffin_offset_x_dim }
-        \hbox_unpack:N \l__coffin_aligned_coffin
-        \dim_set:Nn \l__coffin_internal_dim
-          { \l__coffin_offset_x_dim - \box_wd:N #1 + \box_wd:N #4 }
-        \dim_compare:nNnT \l__coffin_internal_dim < \c_zero_dim
-          { \tex_kern:D -\l__coffin_internal_dim }
-      }
-   \__coffin_reset_structure:N \l__coffin_aligned_coffin
-    \prop_clear:c
-      {  l__coffin_corners_ \__int_value:w \l__coffin_aligned_coffin _ prop }
-    \__coffin_update_poles:N \l__coffin_aligned_coffin
-    \dim_compare:nNnTF \l__coffin_offset_x_dim < \c_zero_dim
-      {
-        \__coffin_offset_poles:Nnn #1 { -\l__coffin_offset_x_dim } { 0 pt }
-        \__coffin_offset_poles:Nnn #4 { 0 pt } { \l__coffin_offset_y_dim }
-        \__coffin_offset_corners:Nnn #1 { -\l__coffin_offset_x_dim } { 0 pt }
-        \__coffin_offset_corners:Nnn #4 { 0 pt } { \l__coffin_offset_y_dim }
-      }
-      {
-        \__coffin_offset_poles:Nnn #1 { 0 pt } { 0 pt }
-        \__coffin_offset_poles:Nnn #4
-          { \l__coffin_offset_x_dim } { \l__coffin_offset_y_dim }
-        \__coffin_offset_corners:Nnn #1 { 0 pt } { 0 pt }
-        \__coffin_offset_corners:Nnn #4
-          { \l__coffin_offset_x_dim } { \l__coffin_offset_y_dim }
-      }
-    \__coffin_update_vertical_poles:NNN #1 #4 \l__coffin_aligned_coffin
-    \coffin_set_eq:NN #1 \l__coffin_aligned_coffin
-  }
-\cs_generate_variant:Nn \coffin_join:NnnNnnnn { c , Nnnc , cnnc }
-\cs_new_protected:Npn \coffin_attach:NnnNnnnn #1#2#3#4#5#6#7#8
-  {
-    \__coffin_align:NnnNnnnnN
-      #1 {#2} {#3} #4 {#5} {#6} {#7} {#8} \l__coffin_aligned_coffin
-    \box_set_ht:Nn \l__coffin_aligned_coffin { \box_ht:N #1 }
-    \box_set_dp:Nn \l__coffin_aligned_coffin { \box_dp:N #1 }
-    \box_set_wd:Nn \l__coffin_aligned_coffin { \box_wd:N #1 }
-    \__coffin_reset_structure:N \l__coffin_aligned_coffin
-    \prop_set_eq:cc
-      { l__coffin_corners_ \__int_value:w \l__coffin_aligned_coffin _prop }
-      { l__coffin_corners_ \__int_value:w #1 _prop }
-    \__coffin_update_poles:N  \l__coffin_aligned_coffin
-    \__coffin_offset_poles:Nnn #1 { 0 pt } { 0 pt }
-    \__coffin_offset_poles:Nnn #4
-      { \l__coffin_offset_x_dim } { \l__coffin_offset_y_dim }
-    \__coffin_update_vertical_poles:NNN #1 #4 \l__coffin_aligned_coffin
-    \coffin_set_eq:NN #1 \l__coffin_aligned_coffin
-  }
-\cs_new_protected:Npn \coffin_attach_mark:NnnNnnnn #1#2#3#4#5#6#7#8
-  {
-    \__coffin_align:NnnNnnnnN
-      #1 {#2} {#3} #4 {#5} {#6} {#7} {#8} \l__coffin_aligned_coffin
-    \box_set_ht:Nn \l__coffin_aligned_coffin { \box_ht:N #1 }
-    \box_set_dp:Nn \l__coffin_aligned_coffin { \box_dp:N #1 }
-    \box_set_wd:Nn \l__coffin_aligned_coffin { \box_wd:N #1 }
-    \box_set_eq:NN #1 \l__coffin_aligned_coffin
-  }
-\cs_generate_variant:Nn \coffin_attach:NnnNnnnn { c , Nnnc , cnnc }
-\cs_new_protected:Npn \__coffin_align:NnnNnnnnN #1#2#3#4#5#6#7#8#9
-  {
-    \__coffin_calculate_intersection:Nnn #4 {#5} {#6}
-    \dim_set:Nn \l__coffin_x_prime_dim { \l__coffin_x_dim }
-    \dim_set:Nn \l__coffin_y_prime_dim { \l__coffin_y_dim }
-    \__coffin_calculate_intersection:Nnn #1 {#2} {#3}
-    \dim_set:Nn \l__coffin_offset_x_dim
-      { \l__coffin_x_dim - \l__coffin_x_prime_dim + #7 }
-    \dim_set:Nn \l__coffin_offset_y_dim
-      { \l__coffin_y_dim - \l__coffin_y_prime_dim + #8 }
-    \hbox_set:Nn \l__coffin_aligned_internal_coffin
-      {
-        \box_use:N #1
-        \tex_kern:D -\box_wd:N #1
-        \tex_kern:D \l__coffin_offset_x_dim
-        \box_move_up:nn { \l__coffin_offset_y_dim } { \box_use:N #4 }
-      }
-    \coffin_set_eq:NN #9 \l__coffin_aligned_internal_coffin
-  }
-\cs_new_protected:Npn \__coffin_offset_poles:Nnn #1#2#3
-  {
-    \prop_map_inline:cn { l__coffin_poles_ \__int_value:w #1 _prop }
-      { \__coffin_offset_pole:Nnnnnnn #1 {##1} ##2 {#2} {#3} }
-  }
-\cs_new_protected:Npn \__coffin_offset_pole:Nnnnnnn #1#2#3#4#5#6#7#8
-  {
-    \dim_set:Nn \l__coffin_x_dim { #3 + #7 }
-    \dim_set:Nn \l__coffin_y_dim { #4 + #8 }
-    \tl_if_in:nnTF {#2} { - }
-      { \tl_set:Nn \l__coffin_internal_tl { {#2} } }
-      { \tl_set:Nn \l__coffin_internal_tl { { #1 - #2 } } }
-    \exp_last_unbraced:NNo \__coffin_set_pole:Nnx \l__coffin_aligned_coffin
-      { \l__coffin_internal_tl }
-      {
-        { \dim_use:N \l__coffin_x_dim } { \dim_use:N \l__coffin_y_dim }
-        {#5} {#6}
-      }
-  }
-\cs_new_protected:Npn \__coffin_offset_corners:Nnn #1#2#3
-  {
-    \prop_map_inline:cn { l__coffin_corners_ \__int_value:w #1 _prop }
-      { \__coffin_offset_corner:Nnnnn #1 {##1} ##2 {#2} {#3} }
-  }
-\cs_new_protected:Npn \__coffin_offset_corner:Nnnnn #1#2#3#4#5#6
-  {
-    \prop_put:cnx
-      { l__coffin_corners_ \__int_value:w \l__coffin_aligned_coffin _prop }
-      { #1 - #2 }
-      {
-        { \dim_eval:n { #3 + #5 } }
-        { \dim_eval:n { #4 + #6 } }
-      }
-  }
-\cs_new_protected:Npn \__coffin_update_vertical_poles:NNN #1#2#3
-  {
-    \__coffin_get_pole:NnN #3 { #1 -T } \l__coffin_pole_a_tl
-    \__coffin_get_pole:NnN #3 { #2 -T } \l__coffin_pole_b_tl
-    \exp_last_two_unbraced:Noo \__coffin_update_T:nnnnnnnnN
-      \l__coffin_pole_a_tl \l__coffin_pole_b_tl #3
-    \__coffin_get_pole:NnN #3 { #1 -B } \l__coffin_pole_a_tl
-    \__coffin_get_pole:NnN #3 { #2 -B } \l__coffin_pole_b_tl
-    \exp_last_two_unbraced:Noo \__coffin_update_B:nnnnnnnnN
-      \l__coffin_pole_a_tl \l__coffin_pole_b_tl #3
-  }
-\cs_new_protected:Npn \__coffin_update_T:nnnnnnnnN #1#2#3#4#5#6#7#8#9
-  {
-    \dim_compare:nNnTF {#2} < {#6}
-      {
-        \__coffin_set_pole:Nnx #9 { T }
-          { { 0 pt } {#6} { 1000 pt } { 0 pt } }
-      }
-      {
-        \__coffin_set_pole:Nnx #9 { T }
-          { { 0 pt } {#2} { 1000 pt } { 0 pt } }
-      }
-  }
-\cs_new_protected:Npn \__coffin_update_B:nnnnnnnnN #1#2#3#4#5#6#7#8#9
-  {
-    \dim_compare:nNnTF {#2} < {#6}
-      {
-        \__coffin_set_pole:Nnx #9 { B }
-          { { 0 pt } {#2}  { 1000 pt } { 0 pt } }
-      }
-      {
-        \__coffin_set_pole:Nnx #9 { B }
-          { { 0 pt } {#6} { 1000 pt } { 0 pt } }
-      }
-  }
-\cs_new_protected:Npn \coffin_typeset:Nnnnn #1#2#3#4#5
-  {
-    \hbox_unpack:N \c_empty_box
-    \__coffin_align:NnnNnnnnN \c_empty_coffin { H } { l }
-      #1 {#2} {#3} {#4} {#5} \l__coffin_aligned_coffin
-    \box_use:N \l__coffin_aligned_coffin
-  }
-\cs_generate_variant:Nn \coffin_typeset:Nnnnn { c }
-\coffin_new:N \l__coffin_display_coffin
-\coffin_new:N \l__coffin_display_coord_coffin
-\coffin_new:N \l__coffin_display_pole_coffin
-\prop_new:N \l__coffin_display_handles_prop
-\prop_put:Nnn \l__coffin_display_handles_prop { tl }
-  { { b } { r } { -1 } { 1 } }
-\prop_put:Nnn \l__coffin_display_handles_prop { thc }
-  { { b } { hc } { 0 } { 1 } }
-\prop_put:Nnn \l__coffin_display_handles_prop { tr }
-  { { b } { l } { 1 } { 1 } }
-\prop_put:Nnn \l__coffin_display_handles_prop { vcl }
-  { { vc } { r } { -1 } { 0 } }
-\prop_put:Nnn \l__coffin_display_handles_prop { vchc }
-  { { vc } { hc } { 0 } { 0 } }
-\prop_put:Nnn \l__coffin_display_handles_prop { vcr }
-  { { vc } { l } { 1 } { 0 } }
-\prop_put:Nnn \l__coffin_display_handles_prop { bl }
-  { { t } { r } { -1 } { -1 } }
-\prop_put:Nnn \l__coffin_display_handles_prop { bhc }
-  { { t } { hc } { 0 } { -1 } }
-\prop_put:Nnn \l__coffin_display_handles_prop { br }
-  { { t } { l } { 1 } { -1 } }
-\prop_put:Nnn \l__coffin_display_handles_prop { Tl }
-  { { t } { r } { -1 } { -1 } }
-\prop_put:Nnn \l__coffin_display_handles_prop { Thc }
-  { { t } { hc } { 0 } { -1 } }
-\prop_put:Nnn \l__coffin_display_handles_prop { Tr }
-  { { t } { l } { 1 } { -1 } }
-\prop_put:Nnn \l__coffin_display_handles_prop { Hl }
-  { { vc } { r } { -1 } { 1 } }
-\prop_put:Nnn \l__coffin_display_handles_prop { Hhc }
-  { { vc } { hc } { 0 } { 1 } }
-\prop_put:Nnn \l__coffin_display_handles_prop { Hr }
-  { { vc } { l } { 1 } { 1 } }
-\prop_put:Nnn \l__coffin_display_handles_prop { Bl }
-  { { b } { r } { -1 } { -1 } }
-\prop_put:Nnn \l__coffin_display_handles_prop { Bhc }
-  { { b } { hc } { 0 } { -1 } }
-\prop_put:Nnn \l__coffin_display_handles_prop { Br }
-  { { b } { l } { 1 } { -1 } }
-\dim_new:N  \l__coffin_display_offset_dim
-\dim_set:Nn \l__coffin_display_offset_dim { 2 pt }
-\dim_new:N \l__coffin_display_x_dim
-\dim_new:N \l__coffin_display_y_dim
-\prop_new:N \l__coffin_display_poles_prop
-\tl_new:N  \l__coffin_display_font_tl
-\tl_set:Nn \l__coffin_display_font_tl { \sffamily \tiny }
-\cs_new_protected:Npn \coffin_mark_handle:Nnnn #1#2#3#4
-  {
-    \hcoffin_set:Nn \l__coffin_display_pole_coffin
-      {
-        \color {#4}
-        \rule { 1 pt } { 1 pt }
-      }
-    \coffin_attach_mark:NnnNnnnn #1 {#2} {#3}
-      \l__coffin_display_pole_coffin { hc } { vc } { 0 pt } { 0 pt }
-    \hcoffin_set:Nn \l__coffin_display_coord_coffin
-      {
-        \color {#4}
-        \l__coffin_display_font_tl
-        ( \tl_to_str:n { #2 , #3 } )
-      }
-    \prop_get:NnN \l__coffin_display_handles_prop
-      { #2 #3 } \l__coffin_internal_tl
-    \quark_if_no_value:NTF \l__coffin_internal_tl
-      {
-        \prop_get:NnN \l__coffin_display_handles_prop
-          { #3 #2 } \l__coffin_internal_tl
-        \quark_if_no_value:NTF \l__coffin_internal_tl
-          {
-            \coffin_attach_mark:NnnNnnnn #1 {#2} {#3}
-              \l__coffin_display_coord_coffin { l } { vc }
-                { 1 pt } { 0 pt }
-          }
-          {
-            \exp_last_unbraced:No \__coffin_mark_handle_aux:nnnnNnn
-              \l__coffin_internal_tl #1 {#2} {#3}
-          }
-      }
-      {
-        \exp_last_unbraced:No \__coffin_mark_handle_aux:nnnnNnn
-          \l__coffin_internal_tl #1 {#2} {#3}
-      }
-  }
-\cs_new_protected:Npn \__coffin_mark_handle_aux:nnnnNnn #1#2#3#4#5#6#7
-  {
-    \coffin_attach_mark:NnnNnnnn #5 {#6} {#7}
-      \l__coffin_display_coord_coffin {#1} {#2}
-      { #3 \l__coffin_display_offset_dim }
-      { #4 \l__coffin_display_offset_dim }
-  }
-\cs_generate_variant:Nn \coffin_mark_handle:Nnnn { c }
-\cs_new_protected:Npn \coffin_display_handles:Nn #1#2
-  {
-    \hcoffin_set:Nn \l__coffin_display_pole_coffin
-      {
-        \color {#2}
-        \rule { 1 pt } { 1 pt }
-      }
-    \prop_set_eq:Nc \l__coffin_display_poles_prop
-      { l__coffin_poles_ \__int_value:w #1 _prop }
-    \__coffin_get_pole:NnN #1 { H } \l__coffin_pole_a_tl
-    \__coffin_get_pole:NnN #1 { T } \l__coffin_pole_b_tl
-    \tl_if_eq:NNT \l__coffin_pole_a_tl \l__coffin_pole_b_tl
-      { \prop_remove:Nn \l__coffin_display_poles_prop { T } }
-    \__coffin_get_pole:NnN #1 { B } \l__coffin_pole_b_tl
-    \tl_if_eq:NNT \l__coffin_pole_a_tl \l__coffin_pole_b_tl
-      { \prop_remove:Nn \l__coffin_display_poles_prop { B } }
-    \coffin_set_eq:NN \l__coffin_display_coffin #1
-    \prop_map_inline:Nn \l__coffin_display_poles_prop
-      {
-        \prop_remove:Nn \l__coffin_display_poles_prop {##1}
-        \__coffin_display_handles_aux:nnnnnn {##1} ##2 {#2}
-      }
-    \box_use:N \l__coffin_display_coffin
-  }
-\cs_new_protected:Npn \__coffin_display_handles_aux:nnnnnn #1#2#3#4#5#6
-  {
-    \prop_map_inline:Nn \l__coffin_display_poles_prop
-      {
-        \bool_set_false:N \l__coffin_error_bool
-        \__coffin_calculate_intersection:nnnnnnnn {#2} {#3} {#4} {#5} ##2
-        \bool_if:NF \l__coffin_error_bool
-          {
-            \dim_set:Nn \l__coffin_display_x_dim { \l__coffin_x_dim }
-            \dim_set:Nn \l__coffin_display_y_dim { \l__coffin_y_dim }
-            \__coffin_display_attach:Nnnnn
-              \l__coffin_display_pole_coffin { hc } { vc }
-              { 0 pt } { 0 pt }
-            \hcoffin_set:Nn \l__coffin_display_coord_coffin
-              {
-                \color {#6}
-                \l__coffin_display_font_tl
-                ( \tl_to_str:n { #1 , ##1 } )
-              }
-            \prop_get:NnN \l__coffin_display_handles_prop
-              { #1 ##1 } \l__coffin_internal_tl
-            \quark_if_no_value:NTF \l__coffin_internal_tl
-              {
-                \prop_get:NnN \l__coffin_display_handles_prop
-                  { ##1 #1 } \l__coffin_internal_tl
-                \quark_if_no_value:NTF \l__coffin_internal_tl
-                  {
-                    \__coffin_display_attach:Nnnnn
-                      \l__coffin_display_coord_coffin { l } { vc }
-                      { 1 pt } { 0 pt }
-                  }
-                  {
-                    \exp_last_unbraced:No
-                      \__coffin_display_handles_aux:nnnn
-                      \l__coffin_internal_tl
-                  }
-              }
-              {
-                \exp_last_unbraced:No \__coffin_display_handles_aux:nnnn
-                  \l__coffin_internal_tl
-              }
-          }
-      }
-  }
-\cs_new_protected:Npn \__coffin_display_handles_aux:nnnn #1#2#3#4
-  {
-    \__coffin_display_attach:Nnnnn
-      \l__coffin_display_coord_coffin {#1} {#2}
-      { #3 \l__coffin_display_offset_dim }
-      { #4 \l__coffin_display_offset_dim }
-  }
-\cs_generate_variant:Nn \coffin_display_handles:Nn { c }
-\cs_new_protected:Npn \__coffin_display_attach:Nnnnn #1#2#3#4#5
-  {
-    \__coffin_calculate_intersection:Nnn #1 {#2} {#3}
-    \dim_set:Nn \l__coffin_x_prime_dim { \l__coffin_x_dim }
-    \dim_set:Nn \l__coffin_y_prime_dim { \l__coffin_y_dim }
-    \dim_set:Nn \l__coffin_offset_x_dim
-      { \l__coffin_display_x_dim - \l__coffin_x_prime_dim + #4 }
-    \dim_set:Nn \l__coffin_offset_y_dim
-      { \l__coffin_display_y_dim - \l__coffin_y_prime_dim + #5 }
-    \hbox_set:Nn \l__coffin_aligned_coffin
-      {
-        \box_use:N \l__coffin_display_coffin
-        \tex_kern:D -\box_wd:N \l__coffin_display_coffin
-        \tex_kern:D \l__coffin_offset_x_dim
-        \box_move_up:nn { \l__coffin_offset_y_dim } { \box_use:N #1 }
-      }
-    \box_set_ht:Nn \l__coffin_aligned_coffin
-      { \box_ht:N \l__coffin_display_coffin }
-    \box_set_dp:Nn \l__coffin_aligned_coffin
-      { \box_dp:N \l__coffin_display_coffin }
-    \box_set_wd:Nn \l__coffin_aligned_coffin
-      { \box_wd:N \l__coffin_display_coffin }
-    \box_set_eq:NN \l__coffin_display_coffin \l__coffin_aligned_coffin
-  }
-\cs_new_protected:Npn \coffin_show_structure:N #1
-  {
-    \__coffin_if_exist:NT #1
-      {
-        \__msg_show_variable:Nnn #1 { coffins }
-          {
-            \prop_map_function:cN
-              { l__coffin_poles_ \__int_value:w #1 _prop }
-              \__msg_show_item_unbraced:nn
-          }
-      }
-  }
-\cs_generate_variant:Nn \coffin_show_structure:N { c }
-\__msg_kernel_new:nnnn { kernel } { no-pole-intersection }
-  { No~intersection~between~coffin~poles. }
-  {
-    \c_msg_coding_error_text_tl
-    LaTeX~was~asked~to~find~the~intersection~between~two~poles,~
-    but~they~do~not~have~a~unique~meeting~point:~
-    the~value~(0~pt,~0~pt)~will~be~used.
-  }
-\__msg_kernel_new:nnnn { kernel } { unknown-coffin }
-  { Unknown~coffin~'#1'. }
-  { The~coffin~'#1'~was~never~defined. }
-\__msg_kernel_new:nnnn { kernel } { unknown-coffin-pole }
-  { Pole~'#1'~unknown~for~coffin~'#2'. }
-  {
-    \c_msg_coding_error_text_tl
-    LaTeX~was~asked~to~find~a~typesetting~pole~for~a~coffin,~
-    but~either~the~coffin~does~not~exist~or~the~pole~name~is~wrong.
-  }
-\__msg_kernel_new:nnn { kernel } { show-coffins }
-  {
-    Size~of~coffin~\token_to_str:N #1 : \\
-    > ~ ht~=~\dim_use:N \box_ht:N #1 \\
-    > ~ dp~=~\dim_use:N \box_dp:N #1 \\
-    > ~ wd~=~\dim_use:N \box_wd:N #1 \\
-    Poles~of~coffin~\token_to_str:N #1 :
-  }
-%% 
-%%
-%% End of file `l3coffins.sty'.