[PATCH] Remove pulsecore/shmasyncq.[ch]

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They are unused.
---
 src/pulsecore/shmasyncq.c |  220 ---------------------------------------------
 src/pulsecore/shmasyncq.h |   59 ------------
 2 files changed, 0 insertions(+), 279 deletions(-)
 delete mode 100644 src/pulsecore/shmasyncq.c
 delete mode 100644 src/pulsecore/shmasyncq.h

diff --git a/src/pulsecore/shmasyncq.c b/src/pulsecore/shmasyncq.c
deleted file mode 100644
index eac56ad..0000000
--- a/src/pulsecore/shmasyncq.c
+++ /dev/null
@@ -1,220 +0,0 @@
-/***
-  This file is part of PulseAudio.
-
-  Copyright 2006 Lennart Poettering
-
-  PulseAudio is free software; you can redistribute it and/or modify
-  it under the terms of the GNU Lesser General Public License as
-  published by the Free Software Foundation; either version 2.1 of the
-  License, or (at your option) any later version.
-
-  PulseAudio is distributed in the hope that it will be useful, but
-  WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-  Lesser General Public License for more details.
-
-  You should have received a copy of the GNU Lesser General Public
-  License along with PulseAudio; if not, write to the Free Software
-  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
-  USA.
-***/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <unistd.h>
-#include <errno.h>
-
-#include <pulsecore/atomic.h>
-#include <pulsecore/log.h>
-#include <pulsecore/thread.h>
-#include <pulsecore/macro.h>
-#include <pulsecore/core-util.h>
-#include <pulse/xmalloc.h>
-
-#include "fdsem.h"
-
-/* For debugging purposes we can define _Y to put and extra thread
- * yield between each operation. */
-
-/* #define PROFILE */
-
-#ifdef PROFILE
-#define _Y pa_thread_yield()
-#else
-#define _Y do { } while(0)
-#endif
-
-
-struct pa_shmasyncq {
-    pa_fdsem *read_fdsem, *write_fdsem;
-    pa_shmasyncq_data *data;
-};
-
-static int is_power_of_two(unsigned size) {
-    return !(size & (size - 1));
-}
-
-static int reduce(pa_shmasyncq *l, int value) {
-    return value & (unsigned) (l->n_elements - 1);
-}
-
-static pa_atomic_t* get_cell(pa_shmasyncq *l, unsigned i) {
-    pa_assert(i < l->data->n_elements);
-
-    return (pa_atomic_t*) ((uint8*t) l->data + PA_ALIGN(sizeof(pa_shmasyncq_data)) + i * (PA_ALIGN(sizeof(pa_atomic_t)) + PA_ALIGN(element_size)))
-}
-
-static void *get_cell_data(pa_atomic_t *a) {
-    return (uint8_t*) a + PA_ALIGN(sizeof(atomic_t));
-}
-
-pa_shmasyncq *pa_shmasyncq_new(unsigned n_elements, size_t element_size, void *data, int fd[2]) {
-    pa_shmasyncq *l;
-
-    pa_assert(n_elements > 0);
-    pa_assert(is_power_of_two(n_elements));
-    pa_assert(element_size > 0);
-    pa_assert(data);
-    pa_assert(fd);
-
-    l = pa_xnew(pa_shmasyncq, 1);
-
-    l->data = data;
-    memset(data, 0, PA_SHMASYNCQ_SIZE(n_elements, element_size));
-
-    l->data->n_elements = n_elements;
-    l->data->element_size = element_size;
-
-    if (!(l->read_fdsem = pa_fdsem_new_shm(&d->read_fdsem_data, &fd[0]))) {
-        pa_xfree(l);
-        return NULL;
-    }
-
-    if (!(l->write_fdsem = pa_fdsem_new(&d->write_fdsem_data, &fd[1]))) {
-        pa_fdsem_free(l->read_fdsem);
-        pa_xfree(l);
-        return NULL;
-    }
-
-    return l;
-}
-
-void pa_shmasyncq_free(pa_shmasyncq *l, pa_free_cb_t free_cb) {
-    pa_assert(l);
-
-    if (free_cb) {
-        void *p;
-
-        while ((p = pa_shmasyncq_pop(l, 0)))
-            free_cb(p);
-    }
-
-    pa_fdsem_free(l->read_fdsem);
-    pa_fdsem_free(l->write_fdsem);
-    pa_xfree(l);
-}
-
-int pa_shmasyncq_push(pa_shmasyncq*l, void *p, int wait) {
-    int idx;
-    pa_atomic_ptr_t *cells;
-
-    pa_assert(l);
-    pa_assert(p);
-
-    cells = PA_SHMASYNCQ_CELLS(l);
-
-    _Y;
-    idx = reduce(l, l->write_idx);
-
-    if (!pa_atomic_ptr_cmpxchg(&cells[idx], NULL, p)) {
-
-        if (!wait)
-            return -1;
-
-/*         pa_log("sleeping on push"); */
-
-        do {
-            pa_fdsem_wait(l->read_fdsem);
-        } while (!pa_atomic_ptr_cmpxchg(&cells[idx], NULL, p));
-    }
-
-    _Y;
-    l->write_idx++;
-
-    pa_fdsem_post(l->write_fdsem);
-
-    return 0;
-}
-
-void* pa_shmasyncq_pop(pa_shmasyncq*l, int wait) {
-    int idx;
-    void *ret;
-    pa_atomic_ptr_t *cells;
-
-    pa_assert(l);
-
-    cells = PA_SHMASYNCQ_CELLS(l);
-
-    _Y;
-    idx = reduce(l, l->read_idx);
-
-    if (!(ret = pa_atomic_ptr_load(&cells[idx]))) {
-
-        if (!wait)
-            return NULL;
-
-/*         pa_log("sleeping on pop"); */
-
-        do {
-            pa_fdsem_wait(l->write_fdsem);
-        } while (!(ret = pa_atomic_ptr_load(&cells[idx])));
-    }
-
-    pa_assert(ret);
-
-    /* Guaranteed to succeed if we only have a single reader */
-    pa_assert_se(pa_atomic_ptr_cmpxchg(&cells[idx], ret, NULL));
-
-    _Y;
-    l->read_idx++;
-
-    pa_fdsem_post(l->read_fdsem);
-
-    return ret;
-}
-
-int pa_shmasyncq_get_fd(pa_shmasyncq *q) {
-    pa_assert(q);
-
-    return pa_fdsem_get(q->write_fdsem);
-}
-
-int pa_shmasyncq_before_poll(pa_shmasyncq *l) {
-    int idx;
-    pa_atomic_ptr_t *cells;
-
-    pa_assert(l);
-
-    cells = PA_SHMASYNCQ_CELLS(l);
-
-    _Y;
-    idx = reduce(l, l->read_idx);
-
-    for (;;) {
-        if (pa_atomic_ptr_load(&cells[idx]))
-            return -1;
-
-        if (pa_fdsem_before_poll(l->write_fdsem) >= 0)
-            return 0;
-    }
-
-    return 0;
-}
-
-void pa_shmasyncq_after_poll(pa_shmasyncq *l) {
-    pa_assert(l);
-
-    pa_fdsem_after_poll(l->write_fdsem);
-}
diff --git a/src/pulsecore/shmasyncq.h b/src/pulsecore/shmasyncq.h
deleted file mode 100644
index 4212055..0000000
--- a/src/pulsecore/shmasyncq.h
+++ /dev/null
@@ -1,59 +0,0 @@
-#ifndef foopulseshmasyncqhfoo
-#define foopulseshmasyncqhfoo
-
-/***
-  This file is part of PulseAudio.
-
-  Copyright 2004-2006 Lennart Poettering
-
-  PulseAudio is free software; you can redistribute it and/or modify
-  it under the terms of the GNU Lesser General Public License as
-  published by the Free Software Foundation; either version 2.1 of the
-  License, or (at your option) any later version.
-
-  PulseAudio is distributed in the hope that it will be useful, but
-  WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-  Lesser General Public License for more details.
-
-  You should have received a copy of the GNU Lesser General Public
-  License along with PulseAudio; if not, write to the Free Software
-  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
-  USA.
-***/
-
-#include <sys/types.h>
-
-#include <pulsecore/macro.h>
-
-/* Similar to pa_asyncq, but stores data in a shared memory segment */
-
-
-struct pa_shmasyncq_data {
-    unsigned n_elements;
-    size_t element_size;
-    unsigned read_idx;
-    unsigned write_idx;
-    pa_fdsem_data read_fdsem_data, write_fdsem_data;
-};
-
-#define PA_SHMASYNCQ_DEFAULT_N_ELEMENTS 128
-#define PA_SHMASYNCQ_SIZE(n_elements, element_size) (PA_ALIGN(sizeof(pa_shmasyncq_data)) + (((n_elements) * (PA_ALIGN(sizeof(pa_atomic_t)) + PA_ALIGN(element_size)))))
-#define PA_SHMASYNCQ_DEFAULT_SIZE(element_size) PA_SHMASYNCQ_SIZE(PA_SHMASYNCQ_DEFAULT_N_ELEMENTS, element_size)
-
-typedef struct pa_shmasyncq pa_shmasyncq;
-
-pa_shmasyncq *pa_shmasyncq_new(unsigned n_elements, size_t element_size, void *data, int fd[2]);
-void pa_shmasyncq_free(pa_shmasyncq* q, pa_free_cb_t free_cb);
-
-void* pa_shmasyncq_pop_begin(pa_shmasyncq *q, pa_bool_t wait);
-void pa_shmasyncq_pop_commit(pa_shmasyncq *q);
-
-int* pa_shmasyncq_push_begin(pa_shmasyncq *q, pa_bool_t wait);
-void pa_shmasyncq_push_commit(pa_shmasyncq *q);
-
-int pa_shmasyncq_get_fd(pa_shmasyncq *q);
-int pa_shmasyncq_before_poll(pa_shmasyncq *a);
-void pa_shmasyncq_after_poll(pa_shmasyncq *a);
-
-#endif
-- 
1.7.4.1



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