enum cmd_retval
cmd_respawn_pane_exec(struct cmd *self, struct cmd_q *cmdq)
{
struct args *args = self->args;
struct winlink *wl;
struct window *w;
struct window_pane *wp;
struct session *s;
struct environ *env;
const char *path;
char *cause;
u_int idx;
struct environ_entry *envent;
if ((wl = cmd_find_pane(cmdq, args_get(args, 't'), &s, &wp)) == NULL)
return (CMD_RETURN_ERROR);
w = wl->window;
if (!args_has(self->args, 'k') && wp->fd != -1) {
if (window_pane_index(wp, &idx) != 0)
fatalx("index not found");
cmdq_error(cmdq, "pane still active: %s:%d.%u",
s->name, wl->idx, idx);
return (CMD_RETURN_ERROR);
}
env = environ_create();
environ_copy(global_environ, env);
environ_copy(s->environ, env);
server_fill_environ(s, env);
window_pane_reset_mode(wp);
screen_reinit(&wp->base);
input_init(wp);
path = NULL;
if (cmdq->client != NULL && cmdq->client->session == NULL)
envent = environ_find(cmdq->client->environ, "PATH");
else
envent = environ_find(s->environ, "PATH");
if (envent != NULL)
path = envent->value;
if (window_pane_spawn(wp, args->argc, args->argv, path, NULL, -1, env,
s->tio, &cause) != 0) {
cmdq_error(cmdq, "respawn pane failed: %s", cause);
free(cause);
environ_free(env);
return (CMD_RETURN_ERROR);
}
wp->flags |= PANE_REDRAW;
server_status_window(w);
environ_free(env);
return (CMD_RETURN_NORMAL);
}
int
cmd_respawn_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
struct winlink *wl;
struct window *w;
struct window_pane *wp;
struct session *s;
struct environ env;
const char *cmd;
char *cause;
u_int idx;
if ((wl = cmd_find_pane(ctx, args_get(args, 't'), &s, &wp)) == NULL)
return (-1);
w = wl->window;
if (!args_has(self->args, 'k') && wp->fd != -1) {
if (window_pane_index(wp, &idx) != 0)
fatalx("index not found");
ctx->error(ctx, "pane still active: %s:%u.%u",
s->name, wl->idx, idx);
return (-1);
}
environ_init(&env);
environ_copy(&global_environ, &env);
environ_copy(&s->environ, &env);
server_fill_environ(s, &env);
window_pane_reset_mode(wp);
screen_reinit(&wp->base);
input_init(wp);
if (args->argc != 0)
cmd = args->argv[0];
else
cmd = NULL;
if (window_pane_spawn(wp, cmd, NULL, NULL, &env, s->tio, &cause) != 0) {
ctx->error(ctx, "respawn pane failed: %s", cause);
xfree(cause);
environ_free(&env);
return (-1);
}
wp->flags |= PANE_REDRAW;
server_status_window(w);
environ_free(&env);
return (0);
}
int main(int ac, char **av, char **env)
{
t_all all;
char *str;
char **mav;
int check;
int l;
all.hist = NULL;
check = (init_main(ac, av, &all.lenv, &str));
all.cd.previous = NULL;
environ_copy(&all.lenv, env);
init_caps(&all.caps, env);
while (check != -1)
{
manwhile(&str, &l, &all.lenv, &check);
str = (char *)get_commandline(&all.caps, l, end_hist(all.hist));
my_history(&all.hist, str);
write(1, "\n", 1);
if (str[my_strlen(str)] == '\0')
if (before_manif(&str, &mav) != 0)
if (mav[0])
check = big_manif(mav, &all.path, &all.lenv, &all.cd);
}
finish_main(&all.lenv);
free_list_history(all.hist);
return (1);
}
int
cmd_split_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct cmd_split_window_data *data = self->data;
struct session *s;
struct winlink *wl;
struct window *w;
struct window_pane *wp, *new_wp = NULL;
struct environ env;
char *cmd, *cwd, *cause;
const char *shell;
u_int hlimit;
int size;
enum layout_type type;
struct layout_cell *lc;
if ((wl = cmd_find_pane(ctx, data->target, &s, &wp)) == NULL)
return (-1);
w = wl->window;
environ_init(&env);
environ_copy(&global_environ, &env);
environ_copy(&s->environ, &env);
server_fill_environ(s, &env);
cmd = data->cmd;
if (cmd == NULL)
cmd = options_get_string(&s->options, "default-command");
if (ctx->cmdclient == NULL || ctx->cmdclient->cwd == NULL)
cwd = options_get_string(&s->options, "default-path");
else
cwd = ctx->cmdclient->cwd;
type = LAYOUT_TOPBOTTOM;
if (data->flag_horizontal)
type = LAYOUT_LEFTRIGHT;
size = -1;
if (data->size != -1)
size = data->size;
else if (data->percentage != -1) {
if (type == LAYOUT_TOPBOTTOM)
size = (wp->sy * data->percentage) / 100;
else
size = (wp->sx * data->percentage) / 100;
}
hlimit = options_get_number(&s->options, "history-limit");
shell = options_get_string(&s->options, "default-shell");
if (*shell == '\0' || areshell(shell))
shell = _PATH_BSHELL;
if ((lc = layout_split_pane(wp, type, size)) == NULL) {
cause = xstrdup("pane too small");
goto error;
}
new_wp = window_add_pane(w, hlimit);
if (window_pane_spawn(
new_wp, cmd, shell, cwd, &env, s->tio, &cause) != 0)
goto error;
layout_assign_pane(lc, new_wp);
server_redraw_window(w);
if (!data->flag_detached) {
window_set_active_pane(w, new_wp);
session_select(s, wl->idx);
server_redraw_session(s);
} else
server_status_session(s);
environ_free(&env);
return (0);
error:
environ_free(&env);
if (new_wp != NULL)
window_remove_pane(w, new_wp);
ctx->error(ctx, "create pane failed: %s", cause);
xfree(cause);
return (-1);
}
int
cmd_split_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
struct session *s;
struct winlink *wl;
struct window *w;
struct window_pane *wp, *new_wp = NULL;
struct environ env;
char *cmd, *cwd, *cause;
const char *shell;
u_int hlimit, paneidx;
int size, percentage;
enum layout_type type;
struct layout_cell *lc;
if ((wl = cmd_find_pane(ctx, args_get(args, 't'), &s, &wp)) == NULL)
return (-1);
w = wl->window;
environ_init(&env);
environ_copy(&global_environ, &env);
environ_copy(&s->environ, &env);
server_fill_environ(s, &env);
if (args->argc == 0)
cmd = options_get_string(&s->options, "default-command");
else
cmd = args->argv[0];
cwd = options_get_string(&s->options, "default-path");
if (*cwd == '\0') {
if (ctx->cmdclient != NULL && ctx->cmdclient->cwd != NULL)
cwd = ctx->cmdclient->cwd;
else
cwd = s->cwd;
}
type = LAYOUT_TOPBOTTOM;
if (args_has(args, 'h'))
type = LAYOUT_LEFTRIGHT;
size = -1;
if (args_has(args, 's')) {
size = args_strtonum(args, 's', 0, INT_MAX, &cause);
if (cause != NULL) {
ctx->error(ctx, "size %s", cause);
xfree(cause);
return (-1);
}
} else if (args_has(args, 'p')) {
percentage = args_strtonum(args, 'p', 0, INT_MAX, &cause);
if (cause != NULL) {
ctx->error(ctx, "percentage %s", cause);
xfree(cause);
return (-1);
}
if (type == LAYOUT_TOPBOTTOM)
size = (wp->sy * percentage) / 100;
else
size = (wp->sx * percentage) / 100;
}
hlimit = options_get_number(&s->options, "history-limit");
shell = options_get_string(&s->options, "default-shell");
if (*shell == '\0' || areshell(shell))
shell = _PATH_BSHELL;
if ((lc = layout_split_pane(wp, type, size)) == NULL) {
cause = xstrdup("pane too small");
goto error;
}
new_wp = window_add_pane(w, hlimit);
if (window_pane_spawn(
new_wp, cmd, shell, cwd, &env, s->tio, &cause) != 0)
goto error;
layout_assign_pane(lc, new_wp);
server_redraw_window(w);
if (!args_has(args, 'd')) {
window_set_active_pane(w, new_wp);
session_select(s, wl->idx);
server_redraw_session(s);
} else
server_status_session(s);
environ_free(&env);
if (args_has(args, 'P')) {
paneidx = window_pane_index(wl->window, new_wp);
ctx->print(ctx, "%s:%u.%u", s->name, wl->idx, paneidx);
}
return (0);
error:
environ_free(&env);
if (new_wp != NULL)
window_remove_pane(w, new_wp);
ctx->error(ctx, "create pane failed: %s", cause);
xfree(cause);
return (-1);
}
/* Start a job running, if it isn't already. */
struct job *
job_run(const char *cmd,
void (*callbackfn)(struct job *), void (*freefn)(void *), void *data)
{
struct job *job;
struct environ env;
pid_t pid;
int nullfd, out[2];
if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, out) != 0)
return (NULL);
environ_init(&env);
environ_copy(&global_environ, &env);
server_fill_environ(NULL, &env);
switch (pid = fork()) {
case -1:
environ_free(&env);
return (NULL);
case 0: /* child */
clear_signals(1);
environ_push(&env);
environ_free(&env);
if (dup2(out[1], STDOUT_FILENO) == -1)
fatal("dup2 failed");
if (out[1] != STDOUT_FILENO)
close(out[1]);
close(out[0]);
nullfd = open(_PATH_DEVNULL, O_RDWR, 0);
if (nullfd < 0)
fatal("open failed");
if (dup2(nullfd, STDIN_FILENO) == -1)
fatal("dup2 failed");
if (dup2(nullfd, STDERR_FILENO) == -1)
fatal("dup2 failed");
if (nullfd != STDIN_FILENO && nullfd != STDERR_FILENO)
close(nullfd);
closefrom(STDERR_FILENO + 1);
execl(_PATH_BSHELL, "sh", "-c", cmd, (char *) NULL);
fatal("execl failed");
}
/* parent */
environ_free(&env);
close(out[1]);
job = xmalloc(sizeof *job);
job->cmd = xstrdup(cmd);
job->pid = pid;
job->status = 0;
LIST_INSERT_HEAD(&all_jobs, job, lentry);
job->callbackfn = callbackfn;
job->freefn = freefn;
job->data = data;
job->fd = out[0];
setblocking(job->fd, 0);
job->event = bufferevent_new(job->fd, NULL, NULL, job_callback, job);
bufferevent_enable(job->event, EV_READ);
log_debug("run job %p: %s, pid %ld", job, job->cmd, (long) job->pid);
return (job);
}
enum cmd_retval
cmd_split_window_exec(struct cmd *self, struct cmd_q *cmdq)
{
struct args *args = self->args;
struct session *s;
struct winlink *wl;
struct window *w;
struct window_pane *wp, *new_wp = NULL;
struct environ env;
const char *cmd, *shell, *template;
char *cause, *new_cause, *cp;
u_int hlimit;
int size, percentage, cwd, fd = -1;
enum layout_type type;
struct layout_cell *lc;
struct client *c;
struct format_tree *ft;
if ((wl = cmd_find_pane(cmdq, args_get(args, 't'), &s, &wp)) == NULL)
return (CMD_RETURN_ERROR);
w = wl->window;
server_unzoom_window(w);
environ_init(&env);
environ_copy(&global_environ, &env);
environ_copy(&s->environ, &env);
server_fill_environ(s, &env);
if (args->argc == 0)
cmd = options_get_string(&s->options, "default-command");
else
cmd = args->argv[0];
if (args_has(args, 'c')) {
ft = format_create();
if ((c = cmd_find_client(cmdq, NULL, 1)) != NULL)
format_client(ft, c);
format_session(ft, s);
format_winlink(ft, s, s->curw);
format_window_pane(ft, s->curw->window->active);
cp = format_expand(ft, args_get(args, 'c'));
format_free(ft);
fd = open(cp, O_RDONLY|O_DIRECTORY);
free(cp);
if (fd == -1) {
cmdq_error(cmdq, "bad working directory: %s",
strerror(errno));
return (CMD_RETURN_ERROR);
}
cwd = fd;
} else if (cmdq->client != NULL && cmdq->client->session == NULL)
cwd = cmdq->client->cwd;
else
cwd = s->cwd;
type = LAYOUT_TOPBOTTOM;
if (args_has(args, 'h'))
type = LAYOUT_LEFTRIGHT;
size = -1;
if (args_has(args, 'l')) {
size = args_strtonum(args, 'l', 0, INT_MAX, &cause);
if (cause != NULL) {
xasprintf(&new_cause, "size %s", cause);
free(cause);
cause = new_cause;
goto error;
}
} else if (args_has(args, 'p')) {
percentage = args_strtonum(args, 'p', 0, INT_MAX, &cause);
if (cause != NULL) {
xasprintf(&new_cause, "percentage %s", cause);
free(cause);
cause = new_cause;
goto error;
}
if (type == LAYOUT_TOPBOTTOM)
size = (wp->sy * percentage) / 100;
else
size = (wp->sx * percentage) / 100;
}
hlimit = options_get_number(&s->options, "history-limit");
shell = options_get_string(&s->options, "default-shell");
if (*shell == '\0' || areshell(shell))
shell = _PATH_BSHELL;
if ((lc = layout_split_pane(wp, type, size, 0)) == NULL) {
cause = xstrdup("pane too small");
goto error;
}
new_wp = window_add_pane(w, hlimit);
if (window_pane_spawn(
new_wp, cmd, shell, cwd, &env, s->tio, &cause) != 0)
goto error;
layout_assign_pane(lc, new_wp);
server_redraw_window(w);
if (!args_has(args, 'd')) {
window_set_active_pane(w, new_wp);
session_select(s, wl->idx);
server_redraw_session(s);
} else
server_status_session(s);
environ_free(&env);
if (args_has(args, 'P')) {
if ((template = args_get(args, 'F')) == NULL)
enum cmd_retval
cmd_split_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
struct session *s;
struct winlink *wl;
struct window *w;
struct window_pane *wp, *new_wp = NULL;
struct environ env;
const char *cmd, *cwd, *shell;
char *cause, *new_cause;
u_int hlimit;
int size, percentage;
enum layout_type type;
struct layout_cell *lc;
const char *template;
struct client *c;
struct format_tree *ft;
char *cp;
if ((wl = cmd_find_pane(ctx, args_get(args, 't'), &s, &wp)) == NULL)
return (CMD_RETURN_ERROR);
w = wl->window;
environ_init(&env);
environ_copy(&global_environ, &env);
environ_copy(&s->environ, &env);
server_fill_environ(s, &env);
if (args->argc == 0)
cmd = options_get_string(&s->options, "default-command");
else
cmd = args->argv[0];
cwd = cmd_get_default_path(ctx, args_get(args, 'c'));
type = LAYOUT_TOPBOTTOM;
if (args_has(args, 'h'))
type = LAYOUT_LEFTRIGHT;
size = -1;
if (args_has(args, 'l')) {
size = args_strtonum(args, 'l', 0, INT_MAX, &cause);
if (cause != NULL) {
xasprintf(&new_cause, "size %s", cause);
free(cause);
cause = new_cause;
goto error;
}
} else if (args_has(args, 'p')) {
percentage = args_strtonum(args, 'p', 0, INT_MAX, &cause);
if (cause != NULL) {
xasprintf(&new_cause, "percentage %s", cause);
free(cause);
cause = new_cause;
goto error;
}
if (type == LAYOUT_TOPBOTTOM)
size = (wp->sy * percentage) / 100;
else
size = (wp->sx * percentage) / 100;
}
hlimit = options_get_number(&s->options, "history-limit");
shell = options_get_string(&s->options, "default-shell");
if (*shell == '\0' || areshell(shell))
shell = _PATH_BSHELL;
if ((lc = layout_split_pane(wp, type, size, 0)) == NULL) {
cause = xstrdup("pane too small");
goto error;
}
new_wp = window_add_pane(w, hlimit);
if (window_pane_spawn(
new_wp, cmd, shell, cwd, &env, s->tio, &cause) != 0)
goto error;
layout_assign_pane(lc, new_wp);
server_redraw_window(w);
if (!args_has(args, 'd')) {
window_set_active_pane(w, new_wp);
session_select(s, wl->idx);
server_redraw_session(s);
} else
server_status_session(s);
environ_free(&env);
if (args_has(args, 'P')) {
if ((template = args_get(args, 'F')) == NULL)