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core, modules: Remove useless EINTR tests

Browse source 
Since commit ad447d1468 (in 2009) pa_read and pa_write take care of
handling EINTR error.
So, pa_read, pa_write, pa_iochannel_read and pa_iochannel_write can not
exit with errno set to EINTR, and testing it is useless.
This commit is contained in:
Frédéric Danis 2019-05-28 16:49:19 +02:00 • committed by Georg Chini
parent 8342c12339
commit 05f3e8bf9a
10 changed files with 31 additions and 82 deletions
Download patch file Download diff file Expand all files Collapse all files

52
src/pulsecore/fdsem.c
View file

@ -151,26 +151,16 @@ static void flush(pa_fdsem *f) {
uint64_t u;
if ((r = pa_read(f->efd, &u, sizeof(u), NULL)) != sizeof(u)) {
if (r >= 0 || errno != EINTR) {
pa_log_error("Invalid read from eventfd: %s", r < 0 ? pa_cstrerror(errno) : "EOF");
pa_assert_not_reached();
}
continue;
pa_log_error("Invalid read from eventfd: %s", r < 0 ? pa_cstrerror(errno) : "EOF");
pa_assert_not_reached();
}
r = (ssize_t) u;
} else
#endif
if ((r = pa_read(f->fds[0], &x, sizeof(x), NULL)) <= 0) {
if (r >= 0 || errno != EINTR) {
pa_log_error("Invalid read from pipe: %s", r < 0 ? pa_cstrerror(errno) : "EOF");
pa_assert_not_reached();
}
continue;
pa_log_error("Invalid read from pipe: %s", r < 0 ? pa_cstrerror(errno) : "EOF");
pa_assert_not_reached();
}
} while (pa_atomic_sub(&f->data->in_pipe, (int) r) > (int) r);
@ -194,23 +184,15 @@ void pa_fdsem_post(pa_fdsem *f) {
uint64_t u = 1;
if ((r = pa_write(f->efd, &u, sizeof(u), &f->write_type)) != sizeof(u)) {
if (r >= 0 || errno != EINTR) {
pa_log_error("Invalid write to eventfd: %s", r < 0 ? pa_cstrerror(errno) : "EOF");
pa_assert_not_reached();
}
continue;
pa_log_error("Invalid write to eventfd: %s", r < 0 ? pa_cstrerror(errno) : "EOF");
pa_assert_not_reached();
}
} else
#endif
if ((r = pa_write(f->fds[1], &x, 1, &f->write_type)) != 1) {
if (r >= 0 || errno != EINTR) {
pa_log_error("Invalid write to pipe: %s", r < 0 ? pa_cstrerror(errno) : "EOF");
pa_assert_not_reached();
}
continue;
pa_log_error("Invalid write to pipe: %s", r < 0 ? pa_cstrerror(errno) : "EOF");
pa_assert_not_reached();
}
break;
@ -238,13 +220,8 @@ void pa_fdsem_wait(pa_fdsem *f) {
uint64_t u;
if ((r = pa_read(f->efd, &u, sizeof(u), NULL)) != sizeof(u)) {
if (r >= 0 || errno != EINTR) {
pa_log_error("Invalid read from eventfd: %s", r < 0 ? pa_cstrerror(errno) : "EOF");
pa_assert_not_reached();
}
continue;
pa_log_error("Invalid read from eventfd: %s", r < 0 ? pa_cstrerror(errno) : "EOF");
pa_assert_not_reached();
}
r = (ssize_t) u;
@ -252,13 +229,8 @@ void pa_fdsem_wait(pa_fdsem *f) {
#endif
if ((r = pa_read(f->fds[0], &x, sizeof(x), NULL)) <= 0) {
if (r >= 0 || errno != EINTR) {
pa_log_error("Invalid read from pipe: %s", r < 0 ? pa_cstrerror(errno) : "EOF");
pa_assert_not_reached();
}
continue;
pa_log_error("Invalid read from pipe: %s", r < 0 ? pa_cstrerror(errno) : "EOF");
pa_assert_not_reached();
}
pa_atomic_sub(&f->data->in_pipe, (int) r);