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tui: Fix terminal detection for cursor shape #3129

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Default to DECSCUSR, except for known cases where other codes are used
or changing cursor shape is unsupported
This commit is contained in:
Keerthan Jaic 2015-08-03 13:53:35 -04:00 committed by Justin M. Keyes
parent 95a4dc6487
commit 5fc4c2d442
1 changed files with 8 additions and 5 deletions
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13
src/nvim/tui/tui.c
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@ -809,18 +809,21 @@ static void fix_terminfo(TUIData *data)
#define TMUX_WRAP(seq) (inside_tmux ? "\x1bPtmux;\x1b" seq "\x1b\\" : seq)
// Support changing cursor shape on some popular terminals.
const char *term_prog = os_getenv("TERM_PROGRAM");
const char *vte_version = os_getenv("VTE_VERSION");
if ((term_prog && !strcmp(term_prog, "iTerm.app"))
|| os_getenv("ITERM_SESSION_ID") != NULL) {
// iterm
if ((term_prog && !strcmp(term_prog, "Konsole"))
|| os_getenv("KONSOLE_DBUS_SESSION") != NULL) {
// Konsole uses a proprietary escape code to set the cursor shape
// and does not suppport DECSCUSR.
data->unibi_ext.enter_insert_mode = (int)unibi_add_ext_str(ut, NULL,
TMUX_WRAP("\x1b]50;CursorShape=1;BlinkingCursorEnabled=1\x07"));
data->unibi_ext.enter_replace_mode = (int)unibi_add_ext_str(ut, NULL,
TMUX_WRAP("\x1b]50;CursorShape=2;BlinkingCursorEnabled=1\x07"));
data->unibi_ext.exit_insert_mode = (int)unibi_add_ext_str(ut, NULL,
TMUX_WRAP("\x1b]50;CursorShape=0;BlinkingCursorEnabled=0\x07"));
} else {
// xterm-like sequences for blinking bar and solid block
} else if (!vte_version || atoi(vte_version) >= 3900) {
// Assume that the terminal supports DECSCUSR unless it is an
// old VTE based terminal
data->unibi_ext.enter_insert_mode = (int)unibi_add_ext_str(ut, NULL,
TMUX_WRAP("\x1b[5 q"));
data->unibi_ext.enter_replace_mode = (int)unibi_add_ext_str(ut, NULL,