fontconfig: Branch 'main'

[GitLab Mirror]

 src/fcfreetype.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

New commits:
commit 91a57074652872353ded6aa74fe54213056daf40
Author: Akira TAGOH <akira at tagoh.org>
Date:   Thu Dec 14 18:06:40 2023 +0900

    Use memmove instead of memcpy
    
    POSIX and C standards says that using memcpy() for overlapping areas produces
    undefined behavior.
    
    Fixes https://gitlab.freedesktop.org/fontconfig/fontconfig/-/issues/397

diff --git a/src/fcfreetype.c b/src/fcfreetype.c
index da7da83..c4c2637 100644
--- a/src/fcfreetype.c
+++ b/src/fcfreetype.c
@@ -1741,7 +1741,7 @@ FcFreeTypeQueryFaceInternal (const FT_Face  face,
 	    goto bail1;
 	len = strlen ((const char *) style);
 	for (i = 0; style[i] != 0 && isspace (style[i]); i++);
-	memcpy (style, &style[i], len - i);
+	memmove (style, &style[i], len - i);
 	FcStrBufInit (&sbuf, NULL, 0);
 	FcStrBufString (&sbuf, family);
 	FcStrBufChar (&sbuf, ' ');