Description: Don't lookup previous point if there isn't any
Author: Marc Deslauriers <marc.deslauriers@canonical.com>
Forwarded: no

Index: t1lib-5.1.2/lib/type1/type1.c
===================================================================
--- t1lib-5.1.2.orig/lib/type1/type1.c	2011-12-13 14:24:14.280965637 -0600
+++ t1lib-5.1.2/lib/type1/type1.c	2011-12-13 14:25:25.893320747 -0600
@@ -1700,6 +1700,7 @@
   long pindex = 0;
   
   /* compute hinting for previous segment! */
+  if (ppoints == NULL) Error0i("RLineTo: No previous point!\n");
   FindStems( currx, curry, currx-ppoints[numppoints-2].x, curry-ppoints[numppoints-2].y, dx, dy);
 
   /* Allocate a new path point and pre-setup data */
@@ -1728,6 +1729,7 @@
   long pindex = 0;
   
   /* compute hinting for previous point! */
+  if (ppoints == NULL) Error0i("RRCurveTo: No previous point!\n");
   FindStems( currx, curry, currx-ppoints[numppoints-2].x, curry-ppoints[numppoints-2].y, dx1, dy1);
 
   /* Allocate three new path points and pre-setup data */
@@ -1903,6 +1905,7 @@
     FindStems( currx, curry, 0, 0, dx, dy);
   }
   else {
+    if (ppoints == NULL) Error0i("RMoveTo: No previous point!\n");
     FindStems( currx, curry, ppoints[numppoints-2].x, ppoints[numppoints-2].y, dx, dy);
   }
   
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<tr><td><span title='2023-10-22 20:35:15 -0400'>2023-10-22</span></td><td><a href='/guix/commit/.gitignore?id=4cf4dcb8b31274a8dfba6bae3a6826a1b521da3f'>teams: Adjust shebang to use 'guix repl'.</a><span class='msg-avail'>...</span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2023-04-24 15:32:54 +0100'>2023-04-24</span></td><td><a href='/guix/commit/.gitignore?id=23f11afacdfe755ffa514a8cbf93ba1121b9db0d'>Add mumi config.</a><span class='msg-avail'>...</span></td><td>Arun Isaac</td></tr>
<tr><td><span title='2022-07-03 14:12:32 +0200'>2022-07-03</span></td><td><a href='/guix/commit/.gitignore?id=4eaf90470f466b3fdab87f6961cb18bb348d433f'>etc: Add teams.scm.</a><span class='msg-avail'>...</span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2022-06-05 21:27:53 +0200'>2022-06-05</span></td><td><a href='/guix/commit/.gitignore?id=4d47c2c723927ad4ad4142bd517c6ccc03c27528'>gitignore: Add .DS_Store.</a><span class='msg-avail'>...</span></td><td>Pavel Shlyak</td></tr>
<tr><td><span title='2021-10-16 01:44:34 -0400'>2021-10-16</span></td><td><a href='/guix/commit/.gitignore?id=066b1b8f781c7739f8056b81e20adf0b979614bc'>.gitignore: Ignore more autotools directories.</a><span class='msg-avail'>...</span></td><td>Sarah Morgensen</td></tr>
<tr><td><span title='2021-10-16 01:44:30 -0400'>2021-10-16</span></td><td><a href='/guix/commit/.gitignore?id=a599fcd4b09f3df3d6be66b4e64512e482697a96'>.gitignore: Ignore more temporary test directories.</a><span class='msg-avail'>...</span></td><td>Sarah Morgensen</td></tr>