From: Daniel Jacobowitz <drow@false.org>
Date: Mon, 20 Feb 2006 17:01:28 +0000 (+0000)
Subject: 	* linux-nat.c (lin_thread_get_thread_signals): Default to __SIGRTMIN
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=17fbb0bdc7f49801a09bffc483ccd1fd5ab21403;p=binutils-gdb.git

	* linux-nat.c (lin_thread_get_thread_signals): Default to __SIGRTMIN
	and __SIGRTMIN + 1.
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 56ed6c0803b..105fbd9336f 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2006-02-20  Daniel Jacobowitz  <dan@codesourcery.com>
+
+	* linux-nat.c (lin_thread_get_thread_signals): Default to __SIGRTMIN
+	and __SIGRTMIN + 1.
+
 2006-02-20  Daniel Jacobowitz  <dan@codesourcery.com>
 
 	* remote.c: Add an enumeration for configurable remote
diff --git a/gdb/linux-nat.c b/gdb/linux-nat.c
index b08943298b6..0710ac718ac 100644
--- a/gdb/linux-nat.c
+++ b/gdb/linux-nat.c
@@ -3413,12 +3413,18 @@ lin_thread_get_thread_signals (sigset_t *set)
   sigemptyset (set);
 
   restart = get_signo ("__pthread_sig_restart");
+  cancel = get_signo ("__pthread_sig_cancel");
+
+  /* LinuxThreads normally uses the first two RT signals, but in some legacy
+     cases may use SIGUSR1/SIGUSR2.  NPTL always uses RT signals, but does
+     not provide any way for the debugger to query the signal numbers -
+     fortunately they don't change!  */
+
   if (restart == 0)
-    return;
+    restart = __SIGRTMIN;
 
-  cancel = get_signo ("__pthread_sig_cancel");
   if (cancel == 0)
-    return;
+    cancel = __SIGRTMIN + 1;
 
   sigaddset (set, restart);
   sigaddset (set, cancel);