From: Ray Strode <rstrode@redhat.com>
Date: Sat, 30 Dec 2023 13:53:03 +0000 (-0500)
Subject: ply-terminal: Log when terminal input gets enabled/disabled
X-Git-Tag: 24.004.60~8^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fa38ccda61731f4c637ca3ace41e765e18af2b96;p=thirdparty%2Fplymouth.git

ply-terminal: Log when terminal input gets enabled/disabled

We're currently seeing a bug where it seems like the terminal might
be getting intermittently disabled.

This commit adds some logging to confirm or rule out that possibility.
---

diff --git a/src/libply-splash-core/ply-terminal.c b/src/libply-splash-core/ply-terminal.c
index 2638b2df..7afdb754 100644
--- a/src/libply-splash-core/ply-terminal.c
+++ b/src/libply-splash-core/ply-terminal.c
@@ -241,6 +241,9 @@ ply_terminal_set_unbuffered_input (ply_terminal_t *terminal)
 
         ply_terminal_unlock (terminal);
 
+        if (terminal->is_disabled)
+                ply_trace ("terminal input is getting enabled in unbuffered mode");
+
         terminal->is_disabled = false;
 
         if (ply_terminal_is_vt (terminal))
@@ -276,6 +279,9 @@ ply_terminal_set_buffered_input (ply_terminal_t *terminal)
 {
         struct termios term_attributes;
 
+        if (terminal->is_disabled)
+                ply_trace ("terminal input is getting enabled in buffered mode");
+
         terminal->is_disabled = false;
 
         if (ply_terminal_is_vt (terminal))
@@ -324,6 +330,10 @@ ply_terminal_set_buffered_input (ply_terminal_t *terminal)
 bool
 ply_terminal_set_disabled_input (ply_terminal_t *terminal)
 {
+        if (!terminal->is_disabled)
+                ply_trace ("terminal input is getting disabled from %s mode",
+                           terminal->is_unbuffered? "unbuffered" : "buffered");
+
         terminal->is_disabled = true;
 
         if (ply_terminal_is_vt (terminal))