tmux/format.c

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2014-11-08 12:27:43 +00:00
/* $OpenBSD$ */
/*
* Copyright (c) 2011 Nicholas Marriott <nicm@users.sourceforge.net>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <sys/param.h>
#include <sys/wait.h>
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#include <ctype.h>
#include <errno.h>
#include <netdb.h>
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
#include "tmux.h"
/*
* Build a list of key-value pairs and use them to expand #{key} entries in a
* string.
*/
struct format_entry;
typedef void (*format_cb)(struct format_tree *, struct format_entry *);
void format_job_callback(struct job *);
const char *format_job_get(struct format_tree *, const char *);
void format_job_timer(int, short, void *);
void format_cb_host(struct format_tree *, struct format_entry *);
void format_cb_host_short(struct format_tree *, struct format_entry *);
void format_cb_pid(struct format_tree *, struct format_entry *);
void format_cb_session_alerts(struct format_tree *, struct format_entry *);
void format_cb_window_layout(struct format_tree *, struct format_entry *);
void format_cb_start_command(struct format_tree *, struct format_entry *);
void format_cb_current_command(struct format_tree *, struct format_entry *);
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void format_cb_current_path(struct format_tree *, struct format_entry *);
void format_cb_history_bytes(struct format_tree *, struct format_entry *);
void format_cb_pane_tabs(struct format_tree *, struct format_entry *);
void format_add_cb(struct format_tree *, const char *, format_cb);
int format_replace(struct format_tree *, const char *, size_t, char **,
size_t *, size_t *);
char *format_time_string(time_t);
void format_defaults_pane_tabs(struct format_tree *, struct window_pane *);
void format_defaults_session(struct format_tree *, struct session *);
void format_defaults_client(struct format_tree *, struct client *);
void format_defaults_winlink(struct format_tree *, struct session *,
struct winlink *);
/* Entry in format job tree. */
struct format_job {
const char *cmd;
time_t last;
char *out;
struct job *job;
int status;
RB_ENTRY(format_job) entry;
};
/* Format job tree. */
struct event format_job_event;
int format_job_cmp(struct format_job *, struct format_job *);
RB_HEAD(format_job_tree, format_job) format_jobs = RB_INITIALIZER();
RB_PROTOTYPE(format_job_tree, format_job, entry, format_job_cmp);
RB_GENERATE(format_job_tree, format_job, entry, format_job_cmp);
/* Format job tree comparison function. */
int
format_job_cmp(struct format_job *fj1, struct format_job *fj2)
{
return (strcmp(fj1->cmd, fj2->cmd));
}
/* Entry in format tree. */
struct format_entry {
char *key;
char *value;
format_cb cb;
RB_ENTRY(format_entry) entry;
};
/* Format entry tree. */
struct format_tree {
struct window *w;
struct session *s;
struct window_pane *wp;
int status;
RB_HEAD(format_entry_tree, format_entry) tree;
};
int format_entry_cmp(struct format_entry *, struct format_entry *);
RB_PROTOTYPE(format_entry_tree, format_entry, entry, format_entry_cmp);
RB_GENERATE(format_entry_tree, format_entry, entry, format_entry_cmp);
/* Format entry tree comparison function. */
int
format_entry_cmp(struct format_entry *fe1, struct format_entry *fe2)
{
return (strcmp(fe1->key, fe2->key));
}
/* Single-character uppercase aliases. */
const char *format_upper[] = {
NULL, /* A */
NULL, /* B */
NULL, /* C */
"pane_id", /* D */
NULL, /* E */
"window_flags", /* F */
NULL, /* G */
"host", /* H */
"window_index", /* I */
NULL, /* J */
NULL, /* K */
NULL, /* L */
NULL, /* M */
NULL, /* N */
NULL, /* O */
"pane_index", /* P */
NULL, /* Q */
NULL, /* R */
"session_name", /* S */
"pane_title", /* T */
NULL, /* U */
NULL, /* V */
"window_name", /* W */
NULL, /* X */
NULL, /* Y */
NULL /* Z */
};
/* Single-character lowercase aliases. */
const char *format_lower[] = {
NULL, /* a */
NULL, /* b */
NULL, /* c */
NULL, /* d */
NULL, /* e */
NULL, /* f */
NULL, /* g */
"host_short", /* h */
NULL, /* i */
NULL, /* j */
NULL, /* k */
NULL, /* l */
NULL, /* m */
NULL, /* n */
NULL, /* o */
NULL, /* p */
NULL, /* q */
NULL, /* r */
NULL, /* s */
NULL, /* t */
NULL, /* u */
NULL, /* v */
NULL, /* w */
NULL, /* x */
NULL, /* y */
NULL /* z */
};
/* Format job callback. */
void
format_job_callback(struct job *job)
{
struct format_job *fj = job->data;
char *line, *buf;
size_t len;
struct client *c;
fj->job = NULL;
free(fj->out);
buf = NULL;
if ((line = evbuffer_readline(job->event->input)) == NULL) {
len = EVBUFFER_LENGTH(job->event->input);
buf = xmalloc(len + 1);
if (len != 0)
memcpy(buf, EVBUFFER_DATA(job->event->input), len);
buf[len] = '\0';
} else
buf = line;
fj->out = buf;
if (fj->status) {
TAILQ_FOREACH(c, &clients, entry)
server_status_client(c);
fj->status = 0;
}
log_debug("%s: %s: %s", __func__, fj->cmd, fj->out);
}
/* Find a job. */
const char *
format_job_get(struct format_tree *ft, const char *cmd)
{
struct format_job fj0, *fj;
fj0.cmd = cmd;
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if ((fj = RB_FIND(format_job_tree, &format_jobs, &fj0)) == NULL) {
fj = xcalloc(1, sizeof *fj);
fj->cmd = xstrdup(cmd);
fj->status = ft->status;
xasprintf(&fj->out, "<'%s' not ready>", fj->cmd);
RB_INSERT(format_job_tree, &format_jobs, fj);
}
if (fj->job == NULL && fj->last != time(NULL)) {
fj->job = job_run(fj->cmd, NULL, -1, format_job_callback,
NULL, fj);
if (fj->job == NULL) {
free(fj->out);
xasprintf(&fj->out, "<'%s' didn't start>", fj->cmd);
}
}
fj->last = time(NULL);
return (fj->out);
}
/* Remove old jobs. */
void
format_job_timer(unused int fd, unused short events, unused void *arg)
{
struct format_job *fj, *fj1;
time_t now;
struct timeval tv = { .tv_sec = 60 };
now = time(NULL);
RB_FOREACH_SAFE(fj, format_job_tree, &format_jobs, fj1) {
if (fj->last > now || now - fj->last < 3600)
continue;
RB_REMOVE(format_job_tree, &format_jobs, fj);
log_debug("%s: %s", __func__, fj->cmd);
if (fj->job != NULL)
job_free(fj->job);
free((void *)fj->cmd);
free(fj->out);
free(fj);
}
evtimer_del(&format_job_event);
evtimer_add(&format_job_event, &tv);
}
/* Callback for host. */
void
format_cb_host(unused struct format_tree *ft, struct format_entry *fe)
{
char host[HOST_NAME_MAX + 1];
if (gethostname(host, sizeof host) != 0)
fe->value = xstrdup("");
else
fe->value = xstrdup(host);
}
/* Callback for host_short. */
void
format_cb_host_short(unused struct format_tree *ft, struct format_entry *fe)
{
char host[HOST_NAME_MAX + 1], *cp;
if (gethostname(host, sizeof host) != 0)
fe->value = xstrdup("");
else {
if ((cp = strchr(host, '.')) != NULL)
*cp = '\0';
fe->value = xstrdup(host);
}
}
/* Callback for pid. */
void
format_cb_pid(unused struct format_tree *ft, struct format_entry *fe)
{
xasprintf(&fe->value, "%ld", (long)getpid());
}
/* Callback for session_alerts. */
void
format_cb_session_alerts(struct format_tree *ft, struct format_entry *fe)
{
struct session *s = ft->s;
struct winlink *wl;
char alerts[256], tmp[16];
if (s == NULL)
return;
*alerts = '\0';
RB_FOREACH(wl, winlinks, &s->windows) {
if ((wl->flags & WINLINK_ALERTFLAGS) == 0)
continue;
xsnprintf(tmp, sizeof tmp, "%u", wl->idx);
if (*alerts != '\0')
strlcat(alerts, ",", sizeof alerts);
strlcat(alerts, tmp, sizeof alerts);
if (wl->flags & WINLINK_ACTIVITY)
strlcat(alerts, "#", sizeof alerts);
if (wl->flags & WINLINK_BELL)
strlcat(alerts, "!", sizeof alerts);
if (wl->flags & WINLINK_SILENCE)
strlcat(alerts, "~", sizeof alerts);
}
fe->value = xstrdup(alerts);
}
/* Callback for window_layout. */
void
format_cb_window_layout(struct format_tree *ft, struct format_entry *fe)
{
struct window *w = ft->w;
if (w == NULL)
return;
if (w->saved_layout_root != NULL)
fe->value = layout_dump(w->saved_layout_root);
else
fe->value = layout_dump(w->layout_root);
}
/* Callback for pane_start_command. */
void
format_cb_start_command(struct format_tree *ft, struct format_entry *fe)
{
struct window_pane *wp = ft->wp;
if (wp == NULL)
return;
fe->value = cmd_stringify_argv(wp->argc, wp->argv);
}
/* Callback for pane_current_command. */
void
format_cb_current_command(struct format_tree *ft, struct format_entry *fe)
{
struct window_pane *wp = ft->wp;
char *cmd;
if (wp == NULL)
return;
cmd = osdep_get_name(wp->fd, wp->tty);
if (cmd == NULL || *cmd == '\0') {
free(cmd);
cmd = cmd_stringify_argv(wp->argc, wp->argv);
if (cmd == NULL || *cmd == '\0') {
free(cmd);
cmd = xstrdup(wp->shell);
}
}
fe->value = parse_window_name(cmd);
free(cmd);
}
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/* Callback for pane_current_path. */
void
format_cb_current_path(struct format_tree *ft, struct format_entry *fe)
{
struct window_pane *wp = ft->wp;
char *cwd;
if (wp == NULL)
return;
cwd = osdep_get_cwd(wp->fd);
if (cwd != NULL)
fe->value = xstrdup(cwd);
}
/* Callback for history_bytes. */
void
format_cb_history_bytes(struct format_tree *ft, struct format_entry *fe)
{
struct window_pane *wp = ft->wp;
struct grid *gd;
struct grid_line *gl;
unsigned long long size;
u_int i;
if (wp == NULL)
return;
gd = wp->base.grid;
size = 0;
for (i = 0; i < gd->hsize; i++) {
gl = &gd->linedata[i];
size += gl->cellsize * sizeof *gl->celldata;
}
size += gd->hsize * sizeof *gd->linedata;
xasprintf(&fe->value, "%llu", size);
}
/* Callback for pane_tabs. */
void
format_cb_pane_tabs(struct format_tree *ft, struct format_entry *fe)
{
struct window_pane *wp = ft->wp;
struct evbuffer *buffer;
u_int i;
int size;
if (wp == NULL)
return;
buffer = evbuffer_new();
for (i = 0; i < wp->base.grid->sx; i++) {
if (!bit_test(wp->base.tabs, i))
continue;
if (EVBUFFER_LENGTH(buffer) > 0)
evbuffer_add(buffer, ",", 1);
evbuffer_add_printf(buffer, "%u", i);
}
size = EVBUFFER_LENGTH(buffer);
xasprintf(&fe->value, "%.*s", size, EVBUFFER_DATA(buffer));
evbuffer_free(buffer);
}
/* Create a new tree. */
struct format_tree *
format_create(void)
{
return (format_create_status(0));
}
/* Create a new tree for the status line. */
struct format_tree *
format_create_status(int status)
{
struct format_tree *ft;
if (!event_initialized(&format_job_event)) {
evtimer_set(&format_job_event, format_job_timer, NULL);
format_job_timer(-1, 0, NULL);
}
ft = xcalloc(1, sizeof *ft);
RB_INIT(&ft->tree);
ft->status = status;
format_add_cb(ft, "host", format_cb_host);
format_add_cb(ft, "host_short", format_cb_host_short);
format_add_cb(ft, "pid", format_cb_pid);
return (ft);
}
/* Free a tree. */
void
format_free(struct format_tree *ft)
{
struct format_entry *fe, *fe1;
RB_FOREACH_SAFE(fe, format_entry_tree, &ft->tree, fe1) {
RB_REMOVE(format_entry_tree, &ft->tree, fe);
free(fe->value);
free(fe->key);
free(fe);
}
free(ft);
}
/* Add a key-value pair. */
void
format_add(struct format_tree *ft, const char *key, const char *fmt, ...)
{
struct format_entry *fe;
struct format_entry *fe_now;
va_list ap;
fe = xmalloc(sizeof *fe);
fe->key = xstrdup(key);
fe_now = RB_INSERT(format_entry_tree, &ft->tree, fe);
if (fe_now != NULL) {
free(fe->key);
free(fe);
free(fe_now->value);
fe = fe_now;
}
fe->cb = NULL;
va_start(ap, fmt);
xvasprintf(&fe->value, fmt, ap);
va_end(ap);
}
/* Add a key and function. */
void
format_add_cb(struct format_tree *ft, const char *key, format_cb cb)
{
struct format_entry *fe;
struct format_entry *fe_now;
fe = xmalloc(sizeof *fe);
fe->key = xstrdup(key);
fe_now = RB_INSERT(format_entry_tree, &ft->tree, fe);
if (fe_now != NULL) {
free(fe->key);
free(fe);
free(fe_now->value);
fe = fe_now;
}
fe->cb = cb;
fe->value = NULL;
}
/* Find a format entry. */
const char *
format_find(struct format_tree *ft, const char *key)
{
struct format_entry *fe, fe_find;
struct options_entry *o;
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struct environ_entry *envent;
static char s[16];
o = options_find(&global_options, key);
if (o == NULL && ft->w != NULL)
o = options_find(&ft->w->options, key);
if (o == NULL)
o = options_find(&global_w_options, key);
if (o == NULL && ft->s != NULL)
o = options_find(&ft->s->options, key);
if (o == NULL)
o = options_find(&global_s_options, key);
if (o != NULL) {
switch (o->type) {
case OPTIONS_STRING:
return (o->str);
case OPTIONS_NUMBER:
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xsnprintf(s, sizeof s, "%lld", o->num);
return (s);
case OPTIONS_STYLE:
return (style_tostring(&o->style));
}
}
fe_find.key = (char *) key;
fe = RB_FIND(format_entry_tree, &ft->tree, &fe_find);
if (fe != NULL) {
if (fe->value == NULL && fe->cb != NULL)
fe->cb(ft, fe);
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return (fe->value);
}
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envent = NULL;
if (ft->s != NULL)
envent = environ_find(&ft->s->environ, key);
if (envent == NULL)
envent = environ_find(&global_environ, key);
if (envent != NULL)
return (envent->value);
return (NULL);
}
/*
* Replace a key/value pair in buffer. #{blah} is expanded directly,
* #{?blah,a,b} is replace with a if blah exists and is nonzero else b.
*/
int
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format_replace(struct format_tree *ft, const char *key, size_t keylen,
char **buf, size_t *len, size_t *off)
{
char *copy, *copy0, *endptr, *ptr, *saved, *trimmed;
const char *value;
size_t valuelen;
u_long limit = 0;
/* Make a copy of the key. */
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copy0 = copy = xmalloc(keylen + 1);
memcpy(copy, key, keylen);
copy[keylen] = '\0';
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/* Is there a length limit or whatnot? */
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if (!isalpha((u_char) *copy) && *copy != '@' && *copy != '?') {
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while (*copy != ':' && *copy != '\0') {
switch (*copy) {
case '=':
errno = 0;
limit = strtoul(copy + 1, &endptr, 10);
if (errno == ERANGE && limit == ULONG_MAX)
goto fail;
copy = endptr;
break;
default:
copy++;
break;
}
}
if (*copy != ':')
goto fail;
copy++;
}
/*
* Is this a conditional? If so, check it exists and extract either the
* first or second element. If not, look up the key directly.
*/
if (*copy == '?') {
ptr = strchr(copy, ',');
if (ptr == NULL)
goto fail;
*ptr = '\0';
value = format_find(ft, copy + 1);
if (value != NULL && *value != '\0' &&
(value[0] != '0' || value[1] != '\0')) {
value = ptr + 1;
ptr = strchr(value, ',');
if (ptr == NULL)
goto fail;
*ptr = '\0';
} else {
ptr = strchr(ptr + 1, ',');
if (ptr == NULL)
goto fail;
value = ptr + 1;
}
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saved = format_expand(ft, value);
value = saved;
} else {
value = format_find(ft, copy);
if (value == NULL)
value = "";
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saved = NULL;
}
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/* Truncate the value if needed. */
if (limit != 0) {
value = trimmed = utf8_trimcstr(value, limit);
free(saved);
saved = trimmed;
}
valuelen = strlen(value);
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/* Expand the buffer and copy in the value. */
while (*len - *off < valuelen + 1) {
*buf = xreallocarray(*buf, 2, *len);
*len *= 2;
}
memcpy(*buf + *off, value, valuelen);
*off += valuelen;
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free(saved);
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free(copy0);
return (0);
fail:
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free(copy0);
return (-1);
}
/* Expand keys in a template, passing through strftime first. */
char *
format_expand_time(struct format_tree *ft, const char *fmt, time_t t)
{
char *tmp, *expanded;
size_t tmplen;
struct tm *tm;
if (fmt == NULL || *fmt == '\0')
return (xstrdup(""));
tm = localtime(&t);
tmp = NULL;
tmplen = strlen(fmt);
do {
tmp = xreallocarray(tmp, 2, tmplen);
tmplen *= 2;
} while (strftime(tmp, tmplen, fmt, tm) == 0);
expanded = format_expand(ft, tmp);
free(tmp);
return (expanded);
}
/* Expand keys in a template. */
char *
format_expand(struct format_tree *ft, const char *fmt)
{
char *buf, *tmp, *cmd;
const char *ptr, *s, *saved = fmt;
size_t off, len, n, slen;
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int ch, brackets;
if (fmt == NULL)
return (xstrdup(""));
len = 64;
buf = xmalloc(len);
off = 0;
while (*fmt != '\0') {
if (*fmt != '#') {
while (len - off < 2) {
buf = xreallocarray(buf, 2, len);
len *= 2;
}
buf[off++] = *fmt++;
continue;
}
fmt++;
ch = (u_char) *fmt++;
switch (ch) {
case '(':
brackets = 1;
for (ptr = fmt; *ptr != '\0'; ptr++) {
if (*ptr == '(')
brackets++;
if (*ptr == ')' && --brackets == 0)
break;
}
if (*ptr != ')' || brackets != 0)
break;
n = ptr - fmt;
tmp = xmalloc(n + 1);
memcpy(tmp, fmt, n);
tmp[n] = '\0';
cmd = format_expand(ft, tmp);
s = format_job_get(ft, cmd);
slen = strlen(s);
free(cmd);
free(tmp);
while (len - off < slen + 1) {
buf = xreallocarray(buf, 2, len);
len *= 2;
}
memcpy(buf + off, s, slen);
off += slen;
fmt += n + 1;
continue;
case '{':
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brackets = 1;
for (ptr = fmt; *ptr != '\0'; ptr++) {
if (*ptr == '{')
brackets++;
if (*ptr == '}' && --brackets == 0)
break;
}
if (*ptr != '}' || brackets != 0)
break;
n = ptr - fmt;
if (format_replace(ft, fmt, n, &buf, &len, &off) != 0)
break;
fmt += n + 1;
continue;
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case '#':
while (len - off < 2) {
buf = xreallocarray(buf, 2, len);
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len *= 2;
}
buf[off++] = '#';
continue;
default:
s = NULL;
if (ch >= 'A' && ch <= 'Z')
s = format_upper[ch - 'A'];
else if (ch >= 'a' && ch <= 'z')
s = format_lower[ch - 'a'];
if (s == NULL) {
while (len - off < 3) {
buf = xreallocarray(buf, 2, len);
len *= 2;
}
buf[off++] = '#';
buf[off++] = ch;
continue;
}
n = strlen(s);
if (format_replace(ft, s, n, &buf, &len, &off) != 0)
break;
continue;
}
break;
}
buf[off] = '\0';
log_debug("format '%s' -> '%s'", saved, buf);
return (buf);
}
/* Get time as a string. */
char *
format_time_string(time_t t)
{
char *tim;
tim = ctime(&t);
*strchr(tim, '\n') = '\0';
return (tim);
}
/* Set defaults for any of arguments that are not NULL. */
void
format_defaults(struct format_tree *ft, struct client *c, struct session *s,
struct winlink *wl, struct window_pane *wp)
{
if (s == NULL && c != NULL)
s = c->session;
if (wl == NULL && s != NULL)
wl = s->curw;
if (wp == NULL && wl != NULL)
wp = wl->window->active;
if (c != NULL)
format_defaults_client(ft, c);
if (s != NULL)
format_defaults_session(ft, s);
if (s != NULL && wl != NULL)
format_defaults_winlink(ft, s, wl);
if (wp != NULL)
format_defaults_pane(ft, wp);
}
/* Set default format keys for a session. */
void
format_defaults_session(struct format_tree *ft, struct session *s)
{
struct session_group *sg;
time_t t;
ft->s = s;
format_add(ft, "session_name", "%s", s->name);
format_add(ft, "session_windows", "%u", winlink_count(&s->windows));
format_add(ft, "session_width", "%u", s->sx);
format_add(ft, "session_height", "%u", s->sy);
format_add(ft, "session_id", "$%u", s->id);
sg = session_group_find(s);
format_add(ft, "session_grouped", "%d", sg != NULL);
if (sg != NULL)
format_add(ft, "session_group", "%u", session_group_index(sg));
t = s->creation_time.tv_sec;
format_add(ft, "session_created", "%lld", (long long) t);
format_add(ft, "session_created_string", "%s", format_time_string(t));
t = s->activity_time.tv_sec;
format_add(ft, "session_activity", "%lld", (long long) t);
format_add(ft, "session_activity_string", "%s", format_time_string(t));
format_add(ft, "session_attached", "%u", s->attached);
format_add(ft, "session_many_attached", "%d", s->attached > 1);
format_add_cb(ft, "session_alerts", format_cb_session_alerts);
}
/* Set default format keys for a client. */
void
format_defaults_client(struct format_tree *ft, struct client *c)
{
struct session *s;
time_t t;
if (ft->s == NULL)
ft->s = c->session;
format_add(ft, "client_pid", "%ld", (long) c->pid);
format_add(ft, "client_height", "%u", c->tty.sy);
format_add(ft, "client_width", "%u", c->tty.sx);
if (c->tty.path != NULL)
format_add(ft, "client_tty", "%s", c->tty.path);
if (c->tty.termname != NULL)
format_add(ft, "client_termname", "%s", c->tty.termname);
format_add(ft, "client_control_mode", "%d",
!!(c->flags & CLIENT_CONTROL));
t = c->creation_time.tv_sec;
format_add(ft, "client_created", "%lld", (long long) t);
format_add(ft, "client_created_string", "%s", format_time_string(t));
t = c->activity_time.tv_sec;
format_add(ft, "client_activity", "%lld", (long long) t);
format_add(ft, "client_activity_string", "%s", format_time_string(t));
if (strcmp(c->keytable->name, "root") == 0)
format_add(ft, "client_prefix", "%d", 0);
else
format_add(ft, "client_prefix", "%d", 1);
format_add(ft, "client_key_table", "%s", c->keytable->name);
if (c->tty.flags & TTY_UTF8)
format_add(ft, "client_utf8", "%d", 1);
else
format_add(ft, "client_utf8", "%d", 0);
if (c->flags & CLIENT_READONLY)
format_add(ft, "client_readonly", "%d", 1);
else
format_add(ft, "client_readonly", "%d", 0);
s = c->session;
if (s != NULL)
format_add(ft, "client_session", "%s", s->name);
s = c->last_session;
if (s != NULL && session_alive(s))
format_add(ft, "client_last_session", "%s", s->name);
}
/* Set default format keys for a window. */
void
format_defaults_window(struct format_tree *ft, struct window *w)
{
time_t t;
ft->w = w;
t = w->activity_time.tv_sec;
format_add(ft, "window_activity", "%lld", (long long) t);
format_add(ft, "window_activity_string", "%s", format_time_string(t));
format_add(ft, "window_id", "@%u", w->id);
format_add(ft, "window_name", "%s", w->name);
format_add(ft, "window_width", "%u", w->sx);
format_add(ft, "window_height", "%u", w->sy);
format_add_cb(ft, "window_layout", format_cb_window_layout);
format_add(ft, "window_panes", "%u", window_count_panes(w));
format_add(ft, "window_zoomed_flag", "%d",
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!!(w->flags & WINDOW_ZOOMED));
}
/* Set default format keys for a winlink. */
void
format_defaults_winlink(struct format_tree *ft, struct session *s,
struct winlink *wl)
{
struct window *w = wl->window;
char *flags;
if (ft->w == NULL)
ft->w = wl->window;
flags = window_printable_flags(s, wl);
format_defaults_window(ft, w);
format_add(ft, "window_index", "%d", wl->idx);
format_add(ft, "window_flags", "%s", flags);
format_add(ft, "window_active", "%d", wl == s->curw);
format_add(ft, "window_bell_flag", "%d",
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!!(wl->flags & WINLINK_BELL));
format_add(ft, "window_activity_flag", "%d",
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!!(wl->flags & WINLINK_ACTIVITY));
format_add(ft, "window_silence_flag", "%d",
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!!(wl->flags & WINLINK_SILENCE));
format_add(ft, "window_last_flag", "%d",
!!(wl == TAILQ_FIRST(&s->lastw)));
format_add(ft, "window_linked", "%d", session_is_linked(s, wl->window));
free(flags);
}
/* Set default format keys for a window pane. */
void
format_defaults_pane(struct format_tree *ft, struct window_pane *wp)
{
struct grid *gd = wp->base.grid;
u_int idx;
int status;
if (ft->w == NULL)
ft->w = wp->window;
ft->wp = wp;
format_add(ft, "history_size", "%u", gd->hsize);
format_add(ft, "history_limit", "%u", gd->hlimit);
format_add_cb(ft, "history_bytes", format_cb_history_bytes);
if (window_pane_index(wp, &idx) != 0)
fatalx("index not found");
format_add(ft, "pane_index", "%u", idx);
format_add(ft, "pane_width", "%u", wp->sx);
format_add(ft, "pane_height", "%u", wp->sy);
format_add(ft, "pane_title", "%s", wp->base.title);
format_add(ft, "pane_id", "%%%u", wp->id);
format_add(ft, "pane_active", "%d", wp == wp->window->active);
format_add(ft, "pane_input_off", "%d", !!(wp->flags & PANE_INPUTOFF));
status = wp->status;
if (wp->fd == -1 && WIFEXITED(status))
format_add(ft, "pane_dead_status", "%d", WEXITSTATUS(status));
format_add(ft, "pane_dead", "%d", wp->fd == -1);
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if (window_pane_visible(wp)) {
format_add(ft, "pane_left", "%u", wp->xoff);
format_add(ft, "pane_top", "%u", wp->yoff);
format_add(ft, "pane_right", "%u", wp->xoff + wp->sx - 1);
format_add(ft, "pane_bottom", "%u", wp->yoff + wp->sy - 1);
}
format_add(ft, "pane_in_mode", "%d", wp->screen != &wp->base);
format_add(ft, "pane_synchronized", "%d",
!!options_get_number(&wp->window->options, "synchronize-panes"));
format_add(ft, "pane_tty", "%s", wp->tty);
format_add(ft, "pane_pid", "%ld", (long) wp->pid);
format_add_cb(ft, "pane_start_command", format_cb_start_command);
format_add_cb(ft, "pane_current_command", format_cb_current_command);
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format_add_cb(ft, "pane_current_path", format_cb_current_path);
format_add(ft, "cursor_x", "%u", wp->base.cx);
format_add(ft, "cursor_y", "%u", wp->base.cy);
format_add(ft, "scroll_region_upper", "%u", wp->base.rupper);
format_add(ft, "scroll_region_lower", "%u", wp->base.rlower);
format_add(ft, "alternate_on", "%d", wp->saved_grid ? 1 : 0);
format_add(ft, "alternate_saved_x", "%u", wp->saved_cx);
format_add(ft, "alternate_saved_y", "%u", wp->saved_cy);
format_add(ft, "cursor_flag", "%d",
!!(wp->base.mode & MODE_CURSOR));
format_add(ft, "insert_flag", "%d",
!!(wp->base.mode & MODE_INSERT));
format_add(ft, "keypad_cursor_flag", "%d",
!!(wp->base.mode & MODE_KCURSOR));
format_add(ft, "keypad_flag", "%d",
!!(wp->base.mode & MODE_KKEYPAD));
format_add(ft, "wrap_flag", "%d",
!!(wp->base.mode & MODE_WRAP));
format_add(ft, "mouse_any_flag", "%d",
!!(wp->base.mode & (MODE_MOUSE_STANDARD|MODE_MOUSE_BUTTON)));
format_add(ft, "mouse_standard_flag", "%d",
!!(wp->base.mode & MODE_MOUSE_STANDARD));
format_add(ft, "mouse_button_flag", "%d",
!!(wp->base.mode & MODE_MOUSE_BUTTON));
format_add(ft, "mouse_utf8_flag", "%d",
!!(wp->base.mode & MODE_MOUSE_UTF8));
format_add_cb(ft, "pane_tabs", format_cb_pane_tabs);
}
/* Set default format keys for paste buffer. */
void
format_defaults_paste_buffer(struct format_tree *ft, struct paste_buffer *pb,
int utf8flag)
{
size_t bufsize;
char *s;
paste_buffer_data(pb, &bufsize);
format_add(ft, "buffer_size", "%zu", bufsize);
format_add(ft, "buffer_name", "%s", paste_buffer_name(pb));
s = paste_make_sample(pb, utf8flag);
format_add(ft, "buffer_sample", "%s", s);
free(s);
}