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mc: fix mouse handling

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Signed-off-by: Josef Schlehofer <pepe.schlehofer@gmail.com>
This commit is contained in:
Josef Schlehofer 2020-07-02 10:52:07 +02:00
parent 2b2f51c1c7
commit 62513dc576
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GPG key ID: B950216FE4329F4C
2 changed files with 74 additions and 1 deletions
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2
utils/mc/Makefile
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@ -7,7 +7,7 @@ include $(TOPDIR)/rules.mk
PKG_NAME:=mc
PKG_VERSION:=4.8.24
PKG_RELEASE:=1
PKG_RELEASE:=2
PKG_MAINTAINER:=Dirk Brenken <dev@brenken.org>
PKG_LICENSE:=GPL-3.0-or-later
PKG_CPE_ID:=cpe:/a:midnight_commander:midnight_commander

73
utils/mc/patches/020-fix-mouse-handling-newer-terminfo.patch Normal file
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@ -0,0 +1,73 @@
From b92c7f86b4be3b200e0f2de713a4c40b28599e61 Mon Sep 17 00:00:00 2001
From: Egmont Koblinger <egmont@gmail.com>
Date: Fri, 14 Feb 2020 22:14:19 +0100
Subject: [PATCH] Ticket #3954: fix mouse handling with newer terminfo entries.
Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
---
lib/tty/key.c | 11 +++++++++--
lib/tty/mouse.c | 6 ++++--
lib/tty/tty.c | 9 ++++++++-
3 files changed, 21 insertions(+), 5 deletions(-)
diff --git a/lib/tty/key.c b/lib/tty/key.c
index 1aa5110af0..4abfc71d73 100644
--- a/lib/tty/key.c
+++ b/lib/tty/key.c
@@ -2120,8 +2120,15 @@ tty_get_event (struct Gpm_Event *event, gboolean redo_event, gboolean block)
#endif /* KEY_MOUSE */
|| c == MCKEY_EXTENDED_MOUSE))
{
- /* Mouse event */
- xmouse_get_event (event, c == MCKEY_EXTENDED_MOUSE);
+ /* Mouse event. See tickets 2956 and 3954 for extended mode detection. */
+ gboolean extended = c == MCKEY_EXTENDED_MOUSE;
+
+#ifdef KEY_MOUSE
+ extended = extended || (c == KEY_MOUSE && xmouse_seq == NULL
+ && xmouse_extended_seq != NULL);
+#endif /* KEY_MOUSE */
+
+ xmouse_get_event (event, extended);
c = (event->type != 0) ? EV_MOUSE : EV_NONE;
}
else if (c == MCKEY_BRACKETED_PASTING_START)
diff --git a/lib/tty/mouse.c b/lib/tty/mouse.c
index 0f830ce08a..1bba0cc587 100644
--- a/lib/tty/mouse.c
+++ b/lib/tty/mouse.c
@@ -90,8 +90,10 @@ init_mouse (void)
case MOUSE_XTERM_NORMAL_TRACKING:
case MOUSE_XTERM_BUTTON_EVENT_TRACKING:
- define_sequence (MCKEY_MOUSE, xmouse_seq, MCKEY_NOACTION);
- define_sequence (MCKEY_EXTENDED_MOUSE, xmouse_extended_seq, MCKEY_NOACTION);
+ if (xmouse_seq != NULL)
+ define_sequence (MCKEY_MOUSE, xmouse_seq, MCKEY_NOACTION);
+ if (xmouse_extended_seq != NULL)
+ define_sequence (MCKEY_EXTENDED_MOUSE, xmouse_extended_seq, MCKEY_NOACTION);
break;
default:
diff --git a/lib/tty/tty.c b/lib/tty/tty.c
index 1bca37c476..a232cd96e8 100644
--- a/lib/tty/tty.c
+++ b/lib/tty/tty.c
@@ -361,9 +361,16 @@ tty_init_xterm_support (gboolean is_xterm)
}
}
- /* No termcap for SGR extended mouse (yet), hardcode it for now */
+ /* There's only one termcap entry "kmous", typically containing "\E[M" or "\E[<".
+ * We need the former in xmouse_seq, the latter in xmouse_extended_seq.
+ * See tickets 2956 and 3954 for details. */
if (xmouse_seq != NULL)
+ {
+ if (strcmp (xmouse_seq, ESC_STR "[<") == 0)
+ xmouse_seq = NULL;
+
xmouse_extended_seq = ESC_STR "[<";
+ }
}
/* --------------------------------------------------------------------------------------------- */