[7603] avoid using strndup

[gavinsmith0123]

Revision: 7603
          http://svn.sv.gnu.org/viewvc/?view=rev&root=texinfo&revision=7603
Author:   gavin
Date:     2017-01-03 10:36:58 +0000 (Tue, 03 Jan 2017)
Log Message:
-----------
avoid using strndup

Modified Paths:
--------------
    trunk/ChangeLog
    trunk/tp/Texinfo/MiscXS/miscxs.c

Modified: trunk/ChangeLog
===================================================================
--- trunk/ChangeLog     2017-01-03 10:26:30 UTC (rev 7602)
+++ trunk/ChangeLog     2017-01-03 10:36:58 UTC (rev 7603)
@@ -1,5 +1,10 @@
 2017-01-03  Gavin Smith  <address@hidden>
 
+       * tp/Texinfo/MiscXS/miscxs.c (xs_parse_texi_regex): Use malloc
+       and memcpy instead of strndup for better portability.
+
+2017-01-03  Gavin Smith  <address@hidden>
+
        * tp/Texinfo/Convert/Plaintext.pm (_output_old): Remove unused 
        function.
        Whole file: Get subroutine arguments by assigning from @_.

Modified: trunk/tp/Texinfo/MiscXS/miscxs.c
===================================================================
--- trunk/tp/Texinfo/MiscXS/miscxs.c    2017-01-03 10:26:30 UTC (rev 7602)
+++ trunk/tp/Texinfo/MiscXS/miscxs.c    2017-01-03 10:36:58 UTC (rev 7603)
@@ -584,7 +584,9 @@
       q = text + 2;
       while (isalnum (*q) || *q == '-' || *q == '_')
         q++;
-      *at_command = strndup (p, q - p);
+      *at_command = malloc (q - p + 1);
+      memcpy (*at_command, p, q - p);
+      (*at_command)[q - p] = '\0';
     }
   else
     {
@@ -624,9 +626,13 @@
           p = text;
           p += strcspn (p, "{}@,:\t.\n\f");
           if (p > text)
-            *new_text = strndup (text, p - text);
+            {
+              *new_text = malloc (p - text + 1);
+              memcpy (*new_text, text, p - text);
+              (*new_text)[p - text] = '\0';
+            }
         }
-  }
+    }
 
   return;
 }