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Also make compilation possible on systems with libev 3 

From the source:

    We need ev >= 4 for the following code. Since it is not *that* important
    (it only makes sure that there are no i3-nagbar instances left behind) we
    still support old systems with libev 3.
This commit is contained in:
Michael Stapelberg 2011-09-17 17:55:36 +01:00
parent 85063124a1
commit fe35c80741
1 changed files with 10 additions and 0 deletions
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10
src/cfgparse.y
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@ -240,6 +240,10 @@ static void nagbar_exited(EV_P_ ev_child *watcher, int revents) {
configerror_pid = -1;
}
/* We need ev >= 4 for the following code. Since it is not *that* important (it
* only makes sure that there are no i3-nagbar instances left behind) we still
* support old systems with libev 3. */
#if EV_VERSION_MAJOR >= 4
/*
* Cleanup handler. Will be called when i3 exits. Kills i3-nagbar with signal
* SIGKILL (9) to make sure there are no left-over i3-nagbar processes.
@ -251,6 +255,7 @@ static void nagbar_cleanup(EV_P_ ev_cleanup *watcher, int revent) {
kill(configerror_pid, SIGKILL);
}
}
#endif
/*
* Starts an i3-nagbar process which alerts the user that his configuration
@ -296,11 +301,16 @@ static void start_configerror_nagbar(const char *config_path) {
ev_child_init(child, &nagbar_exited, configerror_pid, 0);
ev_child_start(main_loop, child);
/* We need ev >= 4 for the following code. Since it is not *that* important (it
* only makes sure that there are no i3-nagbar instances left behind) we still
* support old systems with libev 3. */
#if EV_VERSION_MAJOR >= 4
/* install a cleanup watcher (will be called when i3 exits and i3-nagbar is
* still running) */
ev_cleanup *cleanup = smalloc(sizeof(ev_cleanup));
ev_cleanup_init(cleanup, nagbar_cleanup);
ev_cleanup_start(main_loop, cleanup);
#endif
}
/*