linux-user: Handle O_SYNC, O_NOATIME, O_CLOEXEC, O_PATH

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>

linux-user/strace.c

@@ -371,10 +371,20 @@ UNUSED static struct flags open_flags[] = {
     FLAG_TARGET(O_NOCTTY),
     FLAG_TARGET(O_NOFOLLOW),
     FLAG_TARGET(O_NONBLOCK),      /* also O_NDELAY */
-    FLAG_TARGET(O_SYNC),
+    FLAG_TARGET(O_DSYNC),
+    FLAG_TARGET(__O_SYNC),
     FLAG_TARGET(O_TRUNC),
 #ifdef O_DIRECT
     FLAG_TARGET(O_DIRECT),
+#endif
+#ifdef O_NOATIME
+    FLAG_TARGET(O_NOATIME),
+#endif
+#ifdef O_CLOEXEC
+    FLAG_TARGET(O_CLOEXEC),
+#endif
+#ifdef O_PATH
+    FLAG_TARGET(O_PATH),
 #endif
     FLAG_END,
 };

linux-user/syscall.c

@@ -261,13 +261,26 @@ static bitmask_transtbl fcntl_flags_tbl[] = {
   { TARGET_O_TRUNC,     TARGET_O_TRUNC,     O_TRUNC,     O_TRUNC,     },
   { TARGET_O_APPEND,    TARGET_O_APPEND,    O_APPEND,    O_APPEND,    },
   { TARGET_O_NONBLOCK,  TARGET_O_NONBLOCK,  O_NONBLOCK,  O_NONBLOCK,  },
+  { TARGET_O_SYNC,      TARGET_O_DSYNC,     O_SYNC,      O_DSYNC,     },
   { TARGET_O_SYNC,      TARGET_O_SYNC,      O_SYNC,      O_SYNC,      },
   { TARGET_FASYNC,      TARGET_FASYNC,      FASYNC,      FASYNC,      },
   { TARGET_O_DIRECTORY, TARGET_O_DIRECTORY, O_DIRECTORY, O_DIRECTORY, },
   { TARGET_O_NOFOLLOW,  TARGET_O_NOFOLLOW,  O_NOFOLLOW,  O_NOFOLLOW,  },
-  { TARGET_O_LARGEFILE, TARGET_O_LARGEFILE, O_LARGEFILE, O_LARGEFILE, },
 #if defined(O_DIRECT)
   { TARGET_O_DIRECT,    TARGET_O_DIRECT,    O_DIRECT,    O_DIRECT,    },
+#endif
+#if defined(O_NOATIME)
+  { TARGET_O_NOATIME,   TARGET_O_NOATIME,   O_NOATIME,   O_NOATIME    },
+#endif
+#if defined(O_CLOEXEC)
+  { TARGET_O_CLOEXEC,   TARGET_O_CLOEXEC,   O_CLOEXEC,   O_CLOEXEC    },
+#endif
+#if defined(O_PATH)
+  { TARGET_O_PATH,      TARGET_O_PATH,      O_PATH,      O_PATH       },
+#endif
+  /* Don't terminate the list prematurely on 64-bit host+guest.  */
+#if TARGET_O_LARGEFILE != 0 || O_LARGEFILE != 0
+  { TARGET_O_LARGEFILE, TARGET_O_LARGEFILE, O_LARGEFILE, O_LARGEFILE, },
 #endif
   { 0, 0, 0, 0 }
 };