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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2017-09-03 17:48:33 +0200
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2017-09-03 17:51:15 +0200
commit492cbbed865ac98e4faa31d7714feeb09f5c418a (patch)
treea1072198c9c83101eca9b1bc29b914d4b5a54a78 /misc
parentcae3d71212ff1885d9317c22411fe97ccd99e287 (diff)
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hurd: Fix build ot misc/tst-preadvwritev2-common.c
	* misc/tst-preadvwritev2-common.c (RWF_HIPRI, RWF_DSYNC, RWF_SYNC,
	RWF_NOWAIT): Define to 0 if undefined already.
	(do_test_with_invalid_flags): Set invalid_flag to 2 if RWF_SUPPORTED
	boils down to 0.
Diffstat (limited to 'misc')
-rw-r--r--misc/tst-preadvwritev2-common.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/misc/tst-preadvwritev2-common.c b/misc/tst-preadvwritev2-common.c
index 8abedc14d0..9d4909bdb7 100644
--- a/misc/tst-preadvwritev2-common.c
+++ b/misc/tst-preadvwritev2-common.c
@@ -22,9 +22,21 @@
 static void
 do_test_with_invalid_flags (void)
 {
+#ifndef RWF_HIPRI
+# define RWF_HIPRI 0
+#endif
+#ifndef RWF_DSYNC
+# define RWF_DSYNC 0
+#endif
+#ifndef RWF_SYNC
+# define RWF_SYNC 0
+#endif
+#ifndef RWF_NOWAIT
+# define RWF_NOWAIT 0
+#endif
 #define RWF_SUPPORTED	(RWF_HIPRI | RWF_DSYNC | RWF_SYNC | RWF_NOWAIT)
   /* Set the next bit from the mask of all supported flags.  */
-  int invalid_flag = __builtin_clz (RWF_SUPPORTED);
+  int invalid_flag = RWF_SUPPORTED != 0 ? __builtin_clz (RWF_SUPPORTED) : 2;
   invalid_flag = 0x1 << ((sizeof (int) * CHAR_BIT) - invalid_flag);
 
   char buf[32];