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-rw-r--r--input.c4
-rw-r--r--tmux.14
-rw-r--r--tmux.h5
-rw-r--r--tty-features.c12
-rw-r--r--tty-keys.c110
-rw-r--r--tty-term.c1
-rw-r--r--tty.c10
7 files changed, 124 insertions, 22 deletions
diff --git a/input.c b/input.c
index 779b9013..f162b92f 100644
--- a/input.c
+++ b/input.c
@@ -1345,8 +1345,8 @@ input_csi_dispatch(struct input_ctx *ictx)
if (ictx->flags & INPUT_DISCARD)
return (0);
- log_debug("%s: '%c' \"%s\" \"%s\"",
- __func__, ictx->ch, ictx->interm_buf, ictx->param_buf);
+ log_debug("%s: '%c' \"%s\" \"%s\"", __func__, ictx->ch,
+ ictx->interm_buf, ictx->param_buf);
if (input_split(ictx) != 0)
return (0);
diff --git a/tmux.1 b/tmux.1
index 52a20266..4f314110 100644
--- a/tmux.1
+++ b/tmux.1
@@ -3687,6 +3687,8 @@ Supports the overline SGR attribute.
Supports the DECFRA rectangle fill escape sequence.
.It RGB
Supports RGB colour with the SGR escape sequences.
+.It sixel
+Supports SIXEL graphics.
.It strikethrough
Supports the strikethrough SGR escape sequence.
.It sync
@@ -6491,6 +6493,8 @@ Set the opening sequence for the working directory notification.
The sequence is terminated using the standard
.Em fsl
capability.
+.It Em \&Sxl
+Indicates that the terminal supports SIXEL.
.It Em \&Sync
Start (parameter is 1) or end (parameter is 2) a synchronized update.
.It Em \&Tc
diff --git a/tmux.h b/tmux.h
index 6cb6cc96..8c5e071f 100644
--- a/tmux.h
+++ b/tmux.h
@@ -543,6 +543,7 @@ enum tty_code_code {
TTYC_SMUL,
TTYC_SMULX,
TTYC_SMXX,
+ TTYC_SXL,
TTYC_SS,
TTYC_SWD,
TTYC_SYNC,
@@ -1349,6 +1350,7 @@ struct tty_term {
#define TERM_DECFRA 0x8
#define TERM_RGBCOLOURS 0x10
#define TERM_VT100LIKE 0x20
+#define TERM_SIXEL 0x40
int flags;
LIST_ENTRY(tty_term) entry;
@@ -1405,9 +1407,10 @@ struct tty {
#define TTY_OPENED 0x20
#define TTY_OSC52QUERY 0x40
#define TTY_BLOCK 0x80
-#define TTY_HAVEDA 0x100
+#define TTY_HAVEDA 0x100 /* Primary DA. */
#define TTY_HAVEXDA 0x200
#define TTY_SYNCING 0x400
+#define TTY_HAVEDA2 0x800 /* Seconday DA. */
int flags;
struct tty_term *term;
diff --git a/tty-features.c b/tty-features.c
index 261cb2b8..b1268827 100644
--- a/tty-features.c
+++ b/tty-features.c
@@ -335,6 +335,17 @@ static const struct tty_feature tty_feature_ignorefkeys = {
0
};
+/* Terminal has sixel capability. */
+static const char *const tty_feature_sixel_capabilities[] = {
+ "Sxl",
+ NULL
+};
+static const struct tty_feature tty_feature_sixel = {
+ "sixel",
+ tty_feature_sixel_capabilities,
+ 0
+};
+
/* Available terminal features. */
static const struct tty_feature *const tty_features[] = {
&tty_feature_256,
@@ -352,6 +363,7 @@ static const struct tty_feature *const tty_features[] = {
&tty_feature_overline,
&tty_feature_rectfill,
&tty_feature_rgb,
+ &tty_feature_sixel,
&tty_feature_strikethrough,
&tty_feature_sync,
&tty_feature_title,
diff --git a/tty-keys.c b/tty-keys.c
index cb8efd49..65294ba8 100644
--- a/tty-keys.c
+++ b/tty-keys.c
@@ -55,6 +55,8 @@ static int tty_keys_clipboard(struct tty *, const char *, size_t,
size_t *);
static int tty_keys_device_attributes(struct tty *, const char *, size_t,
size_t *);
+static int tty_keys_device_attributes2(struct tty *, const char *, size_t,
+ size_t *);
static int tty_keys_extended_device_attributes(struct tty *, const char *,
size_t, size_t *);
@@ -684,7 +686,7 @@ tty_keys_next(struct tty *tty)
goto partial_key;
}
- /* Is this a device attributes response? */
+ /* Is this a primary device attributes response? */
switch (tty_keys_device_attributes(tty, buf, len, &size)) {
case 0: /* yes */
key = KEYC_UNKNOWN;
@@ -695,6 +697,17 @@ tty_keys_next(struct tty *tty)
goto partial_key;
}
+ /* Is this a secondary device attributes response? */
+ switch (tty_keys_device_attributes2(tty, buf, len, &size)) {
+ case 0: /* yes */
+ key = KEYC_UNKNOWN;
+ goto complete_key;
+ case -1: /* no, or not valid */
+ break;
+ case 1: /* partial */
+ goto partial_key;
+ }
+
/* Is this an extended device attributes response? */
switch (tty_keys_extended_device_attributes(tty, buf, len, &size)) {
case 0: /* yes */
@@ -1235,7 +1248,7 @@ tty_keys_clipboard(struct tty *tty, const char *buf, size_t len, size_t *size)
}
/*
- * Handle secondary device attributes input. Returns 0 for success, -1 for
+ * Handle primary device attributes input. Returns 0 for success, -1 for
* failure, 1 for partial.
*/
static int
@@ -1244,16 +1257,13 @@ tty_keys_device_attributes(struct tty *tty, const char *buf, size_t len,
{
struct client *c = tty->client;
u_int i, n = 0;
- char tmp[64], *endptr, p[32] = { 0 }, *cp, *next;
+ char tmp[128], *endptr, p[32] = { 0 }, *cp, *next;
*size = 0;
if (tty->flags & TTY_HAVEDA)
return (-1);
- /*
- * First three bytes are always \033[>. Some older Terminal.app
- * versions respond as for DA (\033[?) so accept and ignore that.
- */
+ /* First three bytes are always \033[?. */
if (buf[0] != '\033')
return (-1);
if (len == 1)
@@ -1262,27 +1272,96 @@ tty_keys_device_attributes(struct tty *tty, const char *buf, size_t len,
return (-1);
if (len == 2)
return (1);
- if (buf[2] != '>' && buf[2] != '?')
+ if (buf[2] != '?')
return (-1);
if (len == 3)
return (1);
/* Copy the rest up to a 'c'. */
- for (i = 0; i < (sizeof tmp) - 1; i++) {
+ for (i = 0; i < (sizeof tmp); i++) {
if (3 + i == len)
return (1);
if (buf[3 + i] == 'c')
break;
tmp[i] = buf[3 + i];
}
- if (i == (sizeof tmp) - 1)
+ if (i == (sizeof tmp))
return (-1);
tmp[i] = '\0';
*size = 4 + i;
- /* Ignore DA response. */
- if (buf[2] == '?')
- return (0);
+ /* Convert all arguments to numbers. */
+ cp = tmp;
+ while ((next = strsep(&cp, ";")) != NULL) {
+ p[n] = strtoul(next, &endptr, 10);
+ if (*endptr != '\0')
+ p[n] = 0;
+ if (++n == nitems(p))
+ break;
+ }
+
+ /* Add terminal features. */
+ switch (p[0]) {
+ case 62: /* VT220 */
+ case 63: /* VT320 */
+ case 64: /* VT420 */
+ for (i = 1; i < n; i++) {
+ log_debug("%s: DA feature: %d", c->name, p[i]);
+ if (p[i] == 4)
+ tty->term->flags |= TERM_SIXEL;
+ }
+ break;
+ }
+ log_debug("%s: received primary DA %.*s", c->name, (int)*size, buf);
+
+ tty_update_features(tty);
+ tty->flags |= TTY_HAVEDA;
+
+ return (0);
+}
+
+/*
+ * Handle secondary device attributes input. Returns 0 for success, -1 for
+ * failure, 1 for partial.
+ */
+static int
+tty_keys_device_attributes2(struct tty *tty, const char *buf, size_t len,
+ size_t *size)
+{
+ struct client *c = tty->client;
+ u_int i, n = 0;
+ char tmp[128], *endptr, p[32] = { 0 }, *cp, *next;
+
+ *size = 0;
+ if (tty->flags & TTY_HAVEDA2)
+ return (-1);
+
+ /* First three bytes are always \033[>. */
+ if (buf[0] != '\033')
+ return (-1);
+ if (len == 1)
+ return (1);
+ if (buf[1] != '[')
+ return (-1);
+ if (len == 2)
+ return (1);
+ if (buf[2] != '>')
+ return (-1);
+ if (len == 3)
+ return (1);
+
+ /* Copy the rest up to a 'c'. */
+ for (i = 0; i < (sizeof tmp); i++) {
+ if (3 + i == len)
+ return (1);
+ if (buf[3 + i] == 'c')
+ break;
+ tmp[i] = buf[3 + i];
+ }
+ if (i == (sizeof tmp))
+ return (-1);
+ tmp[i] = '\0';
+ *size = 4 + i;
/* Convert all arguments to numbers. */
cp = tmp;
@@ -1290,7 +1369,8 @@ tty_keys_device_attributes(struct tty *tty, const char *buf, size_t len,
p[n] = strtoul(next, &endptr, 10);
if (*endptr != '\0')
p[n] = 0;
- n++;
+ if (++n == nitems(p))
+ break;
}
/* Add terminal features. */
@@ -1311,7 +1391,7 @@ tty_keys_device_attributes(struct tty *tty, const char *buf, size_t len,
log_debug("%s: received secondary DA %.*s", c->name, (int)*size, buf);
tty_update_features(tty);
- tty->flags |= TTY_HAVEDA;
+ tty->flags |= TTY_HAVEDA2;
return (0);
}
diff --git a/tty-term.c b/tty-term.c
index e3167f19..23abccf5 100644
--- a/tty-term.c
+++ b/tty-term.c
@@ -265,6 +265,7 @@ static const struct tty_term_code_entry tty_term_codes[] = {
[TTYC_SETRGBF] = { TTYCODE_STRING, "setrgbf" },
[TTYC_SETULC] = { TTYCODE_STRING, "Setulc" },
[TTYC_SE] = { TTYCODE_STRING, "Se" },
+ [TTYC_SXL] = { TTYCODE_FLAG, "Sxl" },
[TTYC_SGR0] = { TTYCODE_STRING, "sgr0" },
[TTYC_SITM] = { TTYCODE_STRING, "sitm" },
[TTYC_SMACS] = { TTYCODE_STRING, "smacs" },
diff --git a/tty.c b/tty.c
index 1394075d..43a2961f 100644
--- a/tty.c
+++ b/tty.c
@@ -299,9 +299,9 @@ tty_start_timer_callback(__unused int fd, __unused short events, void *data)
struct client *c = tty->client;
log_debug("%s: start timer fired", c->name);
- if ((tty->flags & (TTY_HAVEDA|TTY_HAVEXDA)) == 0)
+ if ((tty->flags & (TTY_HAVEDA|TTY_HAVEDA2|TTY_HAVEXDA)) == 0)
tty_update_features(tty);
- tty->flags |= (TTY_HAVEDA|TTY_HAVEXDA);
+ tty->flags |= (TTY_HAVEDA|TTY_HAVEDA2|TTY_HAVEXDA);
}
void
@@ -363,12 +363,14 @@ tty_send_requests(struct tty *tty)
return;
if (tty->term->flags & TERM_VT100LIKE) {
- if (~tty->flags & TTY_HAVEDA)
+ if (~tty->term->flags & TTY_HAVEDA)
+ tty_puts(tty, "\033[c");
+ if (~tty->flags & TTY_HAVEDA2)
tty_puts(tty, "\033[>c");
if (~tty->flags & TTY_HAVEXDA)
tty_puts(tty, "\033[>q");
} else
- tty->flags |= (TTY_HAVEDA|TTY_HAVEXDA);
+ tty->flags |= (TTY_HAVEDA|TTY_HAVEDA2|TTY_HAVEXDA);
}
void
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-16 03:08:54 +0000