[PATCH] Add some debugging printfs to linux-nat.c
Doug Evans
xdje42@gmail.com
Sun Aug 31 18:45:00 GMT 2014
Hi.
I found these useful when debugging 17247,17314.
2014-08-31 Doug Evans <xdje42@gmail.com>
* linux-nat.c (wait_lwp): Add debugging printf.
(linux_nat_wait_1): Ditto.
diff --git a/gdb/linux-nat.c b/gdb/linux-nat.c
index 0898442..557c84b 100644
--- a/gdb/linux-nat.c
+++ b/gdb/linux-nat.c
@@ -2311,6 +2311,8 @@ wait_lwp (struct lwp_info *lp)
again before it gets to sigsuspend so we can safely let the handlers
get executed here. */
+ if (debug_linux_nat)
+ fprintf_unfiltered (gdb_stdlog, "WL: about to sigsuspend\n");
sigsuspend (&suspend_mask);
}
@@ -3441,6 +3443,8 @@ retry:
gdb_assert (lp == NULL);
/* Block until we get an event reported with SIGCHLD. */
+ if (debug_linux_nat)
+ fprintf_unfiltered (gdb_stdlog, "LNW: about to sigsuspend\n");
sigsuspend (&suspend_mask);
}
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