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[dbus] Poll on dbus connection fd 

Signed-off-by: Julien Danjou <julien@danjou.info>
This commit is contained in:
Julien Danjou 2008-04-30 17:59:42 +02:00
parent dfa0cbcb8d
commit 9058bd1fd3
3 changed files with 20 additions and 16 deletions
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12
awesome.c
View File

@ -293,7 +293,7 @@ main(int argc, char **argv)
{ {
char buf[1024]; char buf[1024];
const char *confpath = NULL; const char *confpath = NULL;
int r, xfd, csfd, i, screen_nbr, opt; int r, xfd, csfd, dbusfd, i, screen_nbr, opt;
ssize_t cmdlen = 1; ssize_t cmdlen = 1;
const xcb_query_extension_reply_t *shape_query, *randr_query; const xcb_query_extension_reply_t *shape_query, *randr_query;
statusbar_t *statusbar; statusbar_t *statusbar;
@ -494,7 +494,8 @@ main(int argc, char **argv)
warn("error binding UNIX domain socket: %s\n", strerror(errno)); warn("error binding UNIX domain socket: %s\n", strerror(errno));
} }
a_dbus_init(); if(!a_dbus_init(&dbusfd))
dbusfd = -1;
/* register function for signals */ /* register function for signals */
signal(SIGINT, &exit_on_signal); signal(SIGINT, &exit_on_signal);
@ -511,8 +512,10 @@ main(int argc, char **argv)
FD_ZERO(&rd); FD_ZERO(&rd);
if(csfd >= 0) if(csfd >= 0)
FD_SET(csfd, &rd); FD_SET(csfd, &rd);
if(dbusfd >= 0)
FD_SET(dbusfd, &rd);
FD_SET(xfd, &rd); FD_SET(xfd, &rd);
if(select(MAX(xfd, csfd) + 1, &rd, NULL, NULL, NULL) == -1) if(select(MAX(MAX(xfd, csfd), dbusfd) + 1, &rd, NULL, NULL, NULL) == -1)
{ {
if(errno == EINTR) if(errno == EINTR)
continue; continue;
@ -536,7 +539,8 @@ main(int argc, char **argv)
layout_refresh(); layout_refresh();
} }
/* a_dbus_process_requests(); */ if(dbusfd >= 0 && FD_ISSET(dbusfd, &rd))
a_dbus_process_requests(&dbusfd);
/* two level XPending: /* two level XPending:
* we need to first check we have XEvent to handle * we need to first check we have XEvent to handle

20
dbus.c
View File

@ -32,7 +32,7 @@ a_dbus_process_widget_tell(DBusMessage *req)
{ {
char *arg, *path = NULL; char *arg, *path = NULL;
DBusMessageIter iter; DBusMessageIter iter;
if(!dbus_message_iter_init(req, &iter)) if(!dbus_message_iter_init(req, &iter))
{ {
warn("message has no argument: %s\n", err.message); warn("message has no argument: %s\n", err.message);
@ -52,12 +52,12 @@ a_dbus_process_widget_tell(DBusMessage *req)
} }
void void
a_dbus_process_requests(void) a_dbus_process_requests(int *fd)
{ {
DBusMessage *msg; DBusMessage *msg;
int nmsg = 0; int nmsg = 0;
if(!dbus_connection && !a_dbus_init()) if(!dbus_connection && !a_dbus_init(fd))
return; return;
while(true) while(true)
@ -87,7 +87,7 @@ a_dbus_process_requests(void)
} }
bool bool
a_dbus_init(void) a_dbus_init(int *fd)
{ {
bool ret; bool ret;
@ -97,11 +97,8 @@ a_dbus_init(void)
if(dbus_error_is_set(&err)) if(dbus_error_is_set(&err))
{ {
warn("DBus system bus connection failed: %s\n", err.message); warn("DBus system bus connection failed: %s\n", err.message);
dbus_connection = NULL; dbus_connection = NULL;
dbus_error_free(&err); dbus_error_free(&err);
return false; return false;
} }
@ -112,18 +109,21 @@ a_dbus_init(void)
if(dbus_error_is_set(&err)) if(dbus_error_is_set(&err))
{ {
warn("failed to request DBus name: %s\n", err.message); warn("failed to request DBus name: %s\n", err.message);
a_dbus_cleanup(); a_dbus_cleanup();
return false; return false;
} }
if(ret != DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER) if(ret != DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER)
{ {
warn("not primary DBus name owner\n"); warn("not primary DBus name owner\n");
a_dbus_cleanup(); a_dbus_cleanup();
return false;
}
if(!dbus_connection_get_unix_fd(dbus_connection, fd))
{
warn("cannot get DBus connection file descriptor\n");
a_dbus_cleanup();
return false; return false;
} }

4
dbus.h
View File

@ -24,8 +24,8 @@
#include <stdbool.h> #include <stdbool.h>
void a_dbus_process_requests(void); void a_dbus_process_requests(int *);
bool a_dbus_init(void); bool a_dbus_init(int *);
void a_dbus_cleanup(void); void a_dbus_cleanup(void);
#endif #endif