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try to use send(,,MSG_NOSIGNAL) instead of write() wherever possible (which

Browse source 
will allow us to drop the SIGPIPE check). Cache the results of the last
write()/send() to make sure that we do not issue more than necessary system
calls.



git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@1083 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2006-07-14 22:42:01 +00:00
parent 350a253dc5
commit 860be2e70b
17 changed files with 100 additions and 58 deletions
Download patch file Download diff file Expand all files Collapse all files

6
src/modules/module-jack-source.c
View file

@ -81,6 +81,7 @@ struct userdata {
int quit_requested;
int pipe_fds[2];
int pipe_fd_type;
pa_io_event *io_event;
jack_nframes_t frames_in_buffer;
@ -119,7 +120,7 @@ static void io_event_cb(pa_mainloop_api *m, pa_io_event *e, int fd, pa_io_event_
assert(u);
assert(u->pipe_fds[0] == fd);
read(fd, &x, 1);
pa_read(fd, &x, 1, &u->pipe_fd_type);
if (u->quit_requested) {
stop_source(u);
@ -166,7 +167,7 @@ static void request_post(struct userdata *u) {
assert(u);
assert(u->pipe_fds[1] >= 0);
write(u->pipe_fds[1], &c, 1);
pa_write(u->pipe_fds[1], &c, 1, &u->pipe_fd_type);
}
static void jack_shutdown(void *arg) {
@ -266,6 +267,7 @@ int pa__init(pa_core *c, pa_module*m) {
u->core = c;
u->module = m;
u->pipe_fds[0] = u->pipe_fds[1] = -1;
u->pipe_fd_type = 0;
pthread_mutex_init(&u->mutex, NULL);
pthread_cond_init(&u->cond, NULL);