mirror of
https://github.com/irssi/irssi.git
synced 2024-12-04 14:46:39 -05:00
79 lines
2.2 KiB
C
79 lines
2.2 KiB
C
/*
|
|
pidwait.c :
|
|
|
|
Copyright (C) 1999-2000 Timo Sirainen
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License along
|
|
with this program; if not, write to the Free Software Foundation, Inc.,
|
|
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#include "module.h"
|
|
#include <irssi/src/core/signals.h>
|
|
#include <irssi/src/core/modules.h>
|
|
|
|
static GHashTable *child_pids;
|
|
static GSList *pids;
|
|
|
|
static int signal_pidwait;
|
|
|
|
static void sig_child(GPid pid, gint status, gpointer data)
|
|
{
|
|
signal_emit_id(signal_pidwait, 2, GINT_TO_POINTER(pid),
|
|
GINT_TO_POINTER(status));
|
|
g_hash_table_remove(child_pids, GINT_TO_POINTER(pid));
|
|
pids = g_slist_remove(pids, GINT_TO_POINTER(pid));
|
|
}
|
|
|
|
/* add a pid to wait list */
|
|
void pidwait_add(int pid)
|
|
{
|
|
if (g_hash_table_lookup(child_pids, GINT_TO_POINTER(pid)) == NULL) {
|
|
int id = g_child_watch_add_full(10, pid, sig_child, NULL, NULL);
|
|
g_hash_table_insert(child_pids, GINT_TO_POINTER(pid), GINT_TO_POINTER(id));
|
|
pids = g_slist_append(pids, GINT_TO_POINTER(pid));
|
|
}
|
|
}
|
|
|
|
/* remove pid from wait list */
|
|
void pidwait_remove(int pid)
|
|
{
|
|
gpointer id = g_hash_table_lookup(child_pids, GINT_TO_POINTER(pid));
|
|
if (id != NULL) {
|
|
g_source_remove(GPOINTER_TO_INT(id));
|
|
g_hash_table_remove(child_pids, GINT_TO_POINTER(pid));
|
|
pids = g_slist_remove(pids, GINT_TO_POINTER(pid));
|
|
}
|
|
}
|
|
|
|
/* return list of pids that are being waited.
|
|
don't free the return value. */
|
|
GSList *pidwait_get_pids(void)
|
|
{
|
|
return pids;
|
|
}
|
|
|
|
void pidwait_init(void)
|
|
{
|
|
child_pids = g_hash_table_new(g_direct_hash, g_direct_equal);
|
|
pids = NULL;
|
|
|
|
signal_pidwait = signal_get_uniq_id("pidwait");
|
|
}
|
|
|
|
void pidwait_deinit(void)
|
|
{
|
|
g_hash_table_destroy(child_pids);
|
|
g_slist_free(pids);
|
|
}
|