branch master updated: Change use of memcpy to memmove

[Gavin D. Smith]

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gavin pushed a commit to branch master
in repository texinfo.

The following commit(s) were added to refs/heads/master by this push:
     new 8067b44fe5 Change use of memcpy to memmove
8067b44fe5 is described below

commit 8067b44fe55583a604a152a15f50c98e007994b7
Author: Gavin Smith <gavinsmith0123@gmail.com>
AuthorDate: Fri Nov 22 20:12:53 2024 +0000

    Change use of memcpy to memmove
    
    * tp/Texinfo/XS/main/text.c (text_append_n): Change memcpy
    call to memmove as this function is apparently called with
    overlapping memory regions by 'protect_first_parenthesis'.
    
    Report from Patrice for OpenBSD.
---
 ChangeLog                 | 10 ++++++++++
 tp/Texinfo/XS/main/text.c |  2 +-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 44fe050564..d9fb4b99db 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,13 @@
+2024-11-22  Gavin Smith <gavinsmith0123@gmail.com>
+
+       Change use of memcpy to memmove
+
+       * tp/Texinfo/XS/main/text.c (text_append_n): Change memcpy
+       call to memmove as this function is apparently called with
+       overlapping memory regions by 'protect_first_parenthesis'.
+
+       Report from Patrice for OpenBSD.
+
 2024-11-22  Patrice Dumas  <pertusus@free.fr>
 
        * tp/Texinfo/Convert/ConvertXS.pm (BEGIN), tp/Texinfo/IndicesXS.pm
diff --git a/tp/Texinfo/XS/main/text.c b/tp/Texinfo/XS/main/text.c
index 5fbe53fdd2..f72b3ae078 100644
--- a/tp/Texinfo/XS/main/text.c
+++ b/tp/Texinfo/XS/main/text.c
@@ -69,7 +69,7 @@ void
 text_append_n (TEXT *t, const char *s, size_t len)
 {
   text_alloc (t, len + 1);
-  memcpy (t->text + t->end, s, len);
+  memmove (t->text + t->end, s, len);
   t->end += len;
   t->text[t->end] = '\0';
 }