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Add kqueue(2) implementation to Asterisk in various places.

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This will save a considerable amount of CPU on the BSDs, including Mac OS X,
as it eliminates several places in the code that we previously used a busy
loop.  Additionally, this adds a res_timing interface, using kqueue timers.

Review: https://reviewboard.asterisk.org/r/543/


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@262852 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Tilghman Lesher
2010-05-13 05:37:31 +00:00
parent 7d53dc86d6
commit 8d6ee962c7
9 changed files with 11358 additions and 10821 deletions
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22
tests/test_time.c
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@@ -1,7 +1,7 @@
/*
* Asterisk -- An open source telephony toolkit.
*
* Copyright (C) 2009, Digium, Inc.
* Copyright (C) 2010, Digium, Inc.
*
* Tilghman Lesher <tlesher AT digium DOT com>
*
@@ -48,10 +48,10 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
AST_TEST_DEFINE(test_timezone_watch)
{
const char *zones[2] = { "America/Chicago", "America/New_York" };
const char *zones[] = { "America/Chicago", "America/New_York" };
int type, i, res = AST_TEST_PASS;
struct timeval tv = ast_tvnow();
struct ast_tm atm[2];
struct ast_tm atm[ARRAY_LEN(zones)];
char tmpdir[] = "/tmp/timezone.XXXXXX";
char tzfile[50], syscmd[256];
@@ -73,15 +73,12 @@ AST_TEST_DEFINE(test_timezone_watch)
}
snprintf(tzfile, sizeof(tzfile), "%s/test", tmpdir);
/* Allow system(3) to function correctly */
ast_replace_sigchld();
for (type = 0; type < 2; type++) {
ast_test_status_update(test, "Executing %s test...\n", type == 0 ? "deletion" : "symlink");
for (i = 0; i < ARRAY_LEN(zones); i++) {
int system_res;
snprintf(syscmd, sizeof(syscmd), "%s " TZDIR "/%s %s", type == 0 ? "cp" : "ln -sf", zones[i], tzfile);
if ((system_res = system(syscmd))) {
if ((system_res = ast_safe_system(syscmd))) {
ast_log(LOG_WARNING, "system(%s) returned non-zero: %d\n", syscmd, system_res);
}
ast_localtime_wakeup_monitor();
@@ -93,19 +90,18 @@ AST_TEST_DEFINE(test_timezone_watch)
}
}
/* stat(2) only has resolution to 1 second - must wait, or the mtime is the same */
usleep(1100000);
if (i + 1 != ARRAY_LEN(zones)) {
/* stat(2) only has resolution to 1 second - must wait, or the mtime is the same */
usleep(1100000);
}
}
}
snprintf(syscmd, sizeof(syscmd), "rm -rf %s", tmpdir);
if (system(syscmd)) {
if (ast_safe_system(syscmd)) {
ast_log(LOG_WARNING, "system(%s) returned non-zero.\n", syscmd);
}
/* Restore SIGCHLD handler */
ast_unreplace_sigchld();
return res;
}