[latex3-commits] [l3svn] 02/04: Update LaTeX2e driver fallback to allow for autosize

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joseph pushed a commit to branch master
in repository l3svn.

commit 729519aaf044adafb3db806e629aea75d93f1e9f
Author: Joseph Wright <joseph.wright at morningstar2.co.uk>
Date:   Wed Apr 5 19:09:36 2017 +0100

    Update LaTeX2e driver fallback to allow for autosize
    
    As there is a common auxiliary for scaling and autosizing, the
    appropriate redefinition can be done in one place.
---
 l3kernel/expl3.dtx |   11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/l3kernel/expl3.dtx b/l3kernel/expl3.dtx
index 0cc76ae..a7b84d8 100644
--- a/l3kernel/expl3.dtx
+++ b/l3kernel/expl3.dtx
@@ -1470,14 +1470,11 @@
               { \box_use:N #1 }
           }
       }
-    \cs_set_protected:Npn \box_scale:Nnn #1#2#3
+    \cs_set_protected:Npn \__box_scale_aux:N #1
       {
-        \hbox_set:Nn #1
-          {
-            \exp_last_unbraced:Nx \scalebox
-              { { \fp_eval:n {#2} } [ \fp_eval:n {#3} ] }
-              { \box_use:N #1 }
-          }
+        \exp_last_unbraced:Nx \scalebox
+          { { \fp_use:N \l__box_scale_x_fp } [ \fp_use:N \l__box_scale_y_fp ] }
+          { \box_use:N #1 }
       }
     \cs_set_protected:Npn \color_ensure_current: { \set at color }
   }

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