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/* $OpenBSD: cfg.c,v 1.33 2014/10/27 22:23:47 nicm Exp $ */
/*
* Copyright (c) 2008 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 <ctype.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <util.h>
#include "tmux.h"
struct cmd_q *cfg_cmd_q;
int cfg_finished;
int cfg_references;
ARRAY_DECL (, char *) cfg_causes = ARRAY_INITIALIZER;
struct client *cfg_client;
int
load_cfg(const char *path, struct cmd_q *cmdq, char **cause)
{
FILE *f;
char delim[3] = { '\\', '\\', '\0' };
u_int found;
size_t line = 0;
char *buf, *cause1, *p;
struct cmd_list *cmdlist;
log_debug("loading %s", path);
if ((f = fopen(path, "rb")) == NULL) {
xasprintf(cause, "%s: %s", path, strerror(errno));
return (-1);
}
found = 0;
while ((buf = fparseln(f, NULL, &line, delim, 0))) {
log_debug("%s: %s", path, buf);
/* Skip empty lines. */
p = buf;
while (isspace((u_char) *p))
p++;
if (*p == '\0') {
free(buf);
continue;
}
/* Parse and run the command. */
if (cmd_string_parse(p, &cmdlist, path, line, &cause1) != 0) {
free(buf);
if (cause1 == NULL)
continue;
cfg_add_cause("%s:%zu: %s", path, line, cause1);
free(cause1);
continue;
}
free(buf);
if (cmdlist == NULL)
continue;
cmdq_append(cmdq, cmdlist);
cmd_list_free(cmdlist);
found++;
}
fclose(f);
return (found);
}
void
cfg_default_done(unused struct cmd_q *cmdq)
{
if (--cfg_references != 0)
return;
cfg_finished = 1;
if (!RB_EMPTY(&sessions))
cfg_show_causes(RB_MIN(sessions, &sessions));
cmdq_free(cfg_cmd_q);
cfg_cmd_q = NULL;
if (cfg_client != NULL) {
/*
* The client command queue starts with client_exit set to 1 so
* only continue if not empty (that is, we have been delayed
* during configuration parsing for long enough that the
* MSG_COMMAND has arrived), else the client will exit before
* the MSG_COMMAND which might tell it not to.
*/
if (!TAILQ_EMPTY(&cfg_client->cmdq->queue))
cmdq_continue(cfg_client->cmdq);
cfg_client->references--;
cfg_client = NULL;
}
}
void
cfg_add_cause(const char* fmt, ...)
{
va_list ap;
char* msg;
va_start(ap, fmt);
xvasprintf(&msg, fmt, ap);
va_end (ap);
ARRAY_ADD(&cfg_causes, msg);
}
void
cfg_print_causes(struct cmd_q *cmdq)
{
char *cause;
u_int i;
for (i = 0; i < ARRAY_LENGTH(&cfg_causes); i++) {
cause = ARRAY_ITEM(&cfg_causes, i);
cmdq_print(cmdq, "%s", cause);
free(cause);
}
ARRAY_FREE(&cfg_causes);
}
void
cfg_show_causes(struct session *s)
{
struct window_pane *wp;
char *cause;
u_int i;
if (s == NULL || ARRAY_EMPTY(&cfg_causes))
return;
wp = s->curw->window->active;
window_pane_set_mode(wp, &window_copy_mode);
window_copy_init_for_output(wp);
for (i = 0; i < ARRAY_LENGTH(&cfg_causes); i++) {
cause = ARRAY_ITEM(&cfg_causes, i);
window_copy_add(wp, "%s", cause);
free(cause);
}
ARRAY_FREE(&cfg_causes);
}
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