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authorMatthias Welwarsky <matthias.welwarsky@sysgo.com>2018-03-04 18:52:14 +0100
committerMatthias Welwarsky <matthias@welwarsky.de>2018-03-16 08:56:38 +0000
commitcbf7889873c16e80109ee7d46995a0adf08af84c (patch)
treed984d96bbc6bc99b1e5299ae818b4ad060a79850
parenta4cdce0129a6b206a2081d77dd518ce2cae0b71f (diff)
gdb_server: fix ignored interrupt request from gdb during stepping
Normally, when a ctrl-c is received from gdb, a SIGINT is reported back unconditionally to tell gdb that the target has stopped in response. However when a rtos support was configured, the rtos awareness overwrote the signal with an actual thread state, which gdb then ignored and got stuck without the user able to interrupt. Change-Id: I40fd62333e020a8c4d9df0079270e84df9c77f88 Signed-off-by: Matthias Welwarsky <matthias.welwarsky@sysgo.com> Reviewed-on: http://openocd.zylin.com/4445 Tested-by: jenkins Reviewed-by: Tomas Vanek <vanekt@fbl.cz> Reviewed-by: Matthias Welwarsky <matthias@welwarsky.de>
-rw-r--r--src/server/gdb_server.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/server/gdb_server.c b/src/server/gdb_server.c
index 2acebe83..712c3934 100644
--- a/src/server/gdb_server.c
+++ b/src/server/gdb_server.c
@@ -732,7 +732,6 @@ static void gdb_signal_reply(struct target *target, struct connection *connectio
} else {
if (gdb_connection->ctrl_c) {
signal_var = 0x2;
- gdb_connection->ctrl_c = 0;
} else
signal_var = gdb_last_signal(target);
@@ -769,11 +768,14 @@ static void gdb_signal_reply(struct target *target, struct connection *connectio
target->rtos->current_thread);
target->rtos->current_threadid = target->rtos->current_thread;
target->rtos->gdb_target_for_threadid(connection, target->rtos->current_threadid, &ct);
- signal_var = gdb_last_signal(ct);
+ if (!gdb_connection->ctrl_c)
+ signal_var = gdb_last_signal(ct);
}
sig_reply_len = snprintf(sig_reply, sizeof(sig_reply), "T%2.2x%s%s",
signal_var, stop_reason, current_thread);
+
+ gdb_connection->ctrl_c = 0;
}
gdb_put_packet(connection, sig_reply, sig_reply_len);