# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1647731841 -3600
# Node ID 9eb56e5f2691297cb59531e1b3af7ba58428e50b
# Parent  e35acec6b7768023d83da784f6a2865322f870dc
Truncate existing files when overwriting.

diff -r e35acec6b776 -r 9eb56e5f2691 libe2access/host/op_copy_in.c
--- a/libe2access/host/op_copy_in.c	Sat Mar 19 00:41:11 2022 +0100
+++ b/libe2access/host/op_copy_in.c	Sun Mar 20 00:17:21 2022 +0100
@@ -64,6 +64,11 @@
     if (ext2fs_file_open(fs, ino_file, flags, &file))
         return 1;
 
+    /* Truncate the file, if overwriting. */
+
+    if (!(flags & EXT2_FILE_CREATE))
+        ext2fs_file_set_size2(file, 0);
+
     /* Open the file in the source directory. */
 
     fp = fopen(filename, "r");
@@ -146,7 +151,7 @@
 
     /* Without a basename, the target exists and is either a directory, into
        which the source file shall be copied, or it is a file that shall be
-       overwritten. */
+       overwritten (for which the basename is irrelevant). */
 
     if (basename == NULL)
     {