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Process escape sequences in show-buffer, GitHub issue 3401.

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This commit is contained in:
nicm 2022-12-07 09:44:44 +00:00
parent 20da167377
commit 7e497c7f23
3 changed files with 84 additions and 34 deletions
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104
cmd-queue.c
View File

@ -24,6 +24,7 @@
#include <string.h>
#include <time.h>
#include <unistd.h>
#include <vis.h>
#include "tmux.h"
@ -823,43 +824,88 @@ cmdq_guard(struct cmdq_item *item, const char *guard, int flags)
/* Show message from command. */
void
cmdq_print(struct cmdq_item *item, const char *fmt, ...)
cmdq_print_data(struct cmdq_item *item, int parse, struct evbuffer *evb)
{
struct client *c = item->client;
void *data = EVBUFFER_DATA(evb);
size_t size = EVBUFFER_LENGTH(evb);
struct window_pane *wp;
struct window_mode_entry *wme;
va_list ap;
char *tmp, *msg;
char *sanitized, *msg, *line;
va_start(ap, fmt);
xvasprintf(&msg, fmt, ap);
va_end(ap);
log_debug("%s: %s", __func__, msg);
if (c == NULL)
/* nothing */;
else if (c->session == NULL || (c->flags & CLIENT_CONTROL)) {
if (~c->flags & CLIENT_UTF8) {
tmp = msg;
msg = utf8_sanitize(tmp);
free(tmp);
}
if (c->flags & CLIENT_CONTROL)
control_write(c, "%s", msg);
else
file_print(c, "%s\n", msg);
if (!parse) {
utf8_stravisx(&msg, data, size, VIS_OCTAL|VIS_CSTYLE|VIS_TAB);
log_debug("%s: %s", __func__, msg);
} else {
wp = server_client_get_pane(c);
wme = TAILQ_FIRST(&wp->modes);
if (wme == NULL || wme->mode != &window_view_mode) {
window_pane_set_mode(wp, NULL, &window_view_mode, NULL,
NULL);
}
window_copy_add(wp, 0, "%s", msg);
msg = EVBUFFER_DATA(evb);
if (msg[size - 1] != '\0')
evbuffer_add(evb, "", 1);
}
free(msg);
if (c == NULL)
goto out;
if (c->session == NULL || (c->flags & CLIENT_CONTROL)) {
if (~c->flags & CLIENT_UTF8) {
sanitized = utf8_sanitize(msg);
if (c->flags & CLIENT_CONTROL)
control_write(c, "%s", sanitized);
else
file_print(c, "%s\n", sanitized);
free(sanitized);
} else {
if (c->flags & CLIENT_CONTROL)
control_write(c, "%s", msg);
else
file_print(c, "%s\n", msg);
}
goto out;
}
wp = server_client_get_pane(c);
wme = TAILQ_FIRST(&wp->modes);
if (wme == NULL || wme->mode != &window_view_mode)
window_pane_set_mode(wp, NULL, &window_view_mode, NULL, NULL);
if (parse) {
do {
line = evbuffer_readln(evb, NULL, EVBUFFER_EOL_LF);
if (line != NULL) {
window_copy_add(wp, 1, "%s", line);
free(line);
}
} while (line != NULL);
size = EVBUFFER_LENGTH(evb);
if (size != 0) {
line = EVBUFFER_DATA(evb);
window_copy_add(wp, 1, "%.*s", (int)size, line);
}
} else
window_copy_add(wp, 0, "%s", msg);
out:
if (!parse)
free(msg);
}
/* Show message from command. */
void
cmdq_print(struct cmdq_item *item, const char *fmt, ...)
{
va_list ap;
struct evbuffer *evb;
evb = evbuffer_new();
if (evb == NULL)
fatalx("out of memory");
va_start(ap, fmt);
evbuffer_add_vprintf(evb, fmt, ap);
va_end(ap);
cmdq_print_data(item, 0, evb);
evbuffer_free(evb);
}
/* Show error from command. */

13
cmd-save-buffer.c
View File

@ -79,7 +79,8 @@ cmd_save_buffer_exec(struct cmd *self, struct cmdq_item *item)
int flags;
const char *bufname = args_get(args, 'b'), *bufdata;
size_t bufsize;
char *path, *tmp;
char *path;
struct evbuffer *evb;
if (bufname == NULL) {
if ((pb = paste_get_top(NULL)) == NULL) {
@ -97,10 +98,12 @@ cmd_save_buffer_exec(struct cmd *self, struct cmdq_item *item)
if (cmd_get_entry(self) == &cmd_show_buffer_entry) {
if (c->session != NULL || (c->flags & CLIENT_CONTROL)) {
utf8_stravisx(&tmp, bufdata, bufsize,
VIS_OCTAL|VIS_CSTYLE|VIS_TAB);
cmdq_print(item, "%s", tmp);
free(tmp);
evb = evbuffer_new();
if (evb == NULL)
fatalx("out of memory");
evbuffer_add(evb, bufdata, bufsize);
cmdq_print_data(item, 1, evb);
evbuffer_free(evb);
return (CMD_RETURN_NORMAL);
}
path = xstrdup("-");

1
tmux.h
View File

@ -2550,6 +2550,7 @@ u_int cmdq_next(struct client *);
struct cmdq_item *cmdq_running(struct client *);
void cmdq_guard(struct cmdq_item *, const char *, int);
void printflike(2, 3) cmdq_print(struct cmdq_item *, const char *, ...);
void cmdq_print_data(struct cmdq_item *, int, struct evbuffer *);
void printflike(2, 3) cmdq_error(struct cmdq_item *, const char *, ...);
/* cmd-wait-for.c */