[src/trunk]: src/external/gpl3/gdb/dist/gdb Use tid - 1 for the thread id, so...

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/0cbb6eab353b
branches:  trunk
changeset: 778317:0cbb6eab353b
user:      christos <christos%NetBSD.org@localhost>
date:      Wed Mar 21 23:20:58 2012 +0000

description:
Use tid - 1 for the thread id, so that thread 1 matches the main thread
before the threaded code gets loaded. fixes spurious breakpoints. Is
there a better way?

diffstat:

 external/gpl3/gdb/dist/gdb/nbsd-thread.c |  2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diffs (12 lines):

diff -r b489c37d4f96 -r 0cbb6eab353b external/gpl3/gdb/dist/gdb/nbsd-thread.c
--- a/external/gpl3/gdb/dist/gdb/nbsd-thread.c  Wed Mar 21 22:29:21 2012 +0000
+++ b/external/gpl3/gdb/dist/gdb/nbsd-thread.c  Wed Mar 21 23:20:58 2012 +0000
@@ -90,7 +90,7 @@
 #define IS_LWP(ptid)           (GET_LWP (ptid) != 0)
 #define IS_THREAD(ptid)                (GET_THREAD (ptid) != 0)
 
-#define BUILD_LWP(lwp, ptid)   ptid_build (GET_PID(ptid), lwp, 0)
+#define BUILD_LWP(lwp, ptid)   ptid_build (GET_PID(ptid), (lwp) - 1, 0)
 #define BUILD_THREAD(tid, ptid)        ptid_build (GET_PID(ptid), 0, tid)
 
 static td_proc_t *main_ta;