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authorH.J. Lu <hjl.tools@gmail.com>2018-08-31 13:07:47 -0700
committerH.J. Lu <hjl.tools@gmail.com>2018-08-31 13:08:02 -0700
commit81b9d87bae23efc42e2121ac066fe38fceb96124 (patch)
tree5d7c20057b29cea4cfa895f5301d6133e1fa6bc5 /support/test-container.c
parentd330f31af68f96dde82840d1e9343b479a8c179e (diff)
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test-container: Use xcopy_file_range for cross-device copy [BZ #23597]
copy_file_range can't be used to copy a file from glibc source directory
to glibc build directory since they may be on different filesystems.
This patch adds xcopy_file_range for cross-device copy.

Reviewed-by: Carlos O'Donell <carlos@redhat.com>

	[BZ #23597]
	* support/Makefile (libsupport-routines): Add
	support_copy_file_range and xcopy_file_range.
	* support/support.h: Include <sys/types.h>.
	(support_copy_file_range): New prototype.
	* support/support_copy_file_range.c: New file.  Copied and
	modified from io/copy_file_range-compat.c.
	* support/test-container.c (copy_one_file): Call xcopy_file_rang
	instead of copy_file_range.
	* support/xcopy_file_range.c: New file.
	* support/xunistd.h (xcopy_file_range): New prototype.
Diffstat (limited to 'support/test-container.c')
-rw-r--r--support/test-container.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/support/test-container.c b/support/test-container.c
index 2e91bdf9ec..c56b53ed81 100644
--- a/support/test-container.c
+++ b/support/test-container.c
@@ -383,8 +383,7 @@ copy_one_file (const char *sname, const char *dname)
   if (dfd < 0)
     FAIL_EXIT1 ("unable to open %s for writing\n", dname);
 
-  if (copy_file_range (sfd, 0, dfd, 0, st.st_size, 0) != st.st_size)
-    FAIL_EXIT1 ("cannot copy file %s to %s\n", sname, dname);
+  xcopy_file_range (sfd, 0, dfd, 0, st.st_size, 0);
 
   xclose (sfd);
   xclose (dfd);