From 7ab9bea29dc9b3174be6b6a3a557c934b8265533 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Tue, 12 Jan 2010 03:01:14 +0100
Subject: [PATCH] client: detect forking in sample cache API, too

---
 src/pulse/scache.c | 9 +++++++--
 src/pulse/stream.c | 1 +
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/pulse/scache.c b/src/pulse/scache.c
index 27da688..2a7602f 100644
--- a/src/pulse/scache.c
+++ b/src/pulse/scache.c
@@ -28,15 +28,15 @@
 #include <string.h>
 
 #include <pulse/utf8.h>
+#include <pulse/scache.h>
 
 #include <pulsecore/pstream-util.h>
 #include <pulsecore/macro.h>
 #include <pulsecore/proplist-util.h>
 
+#include "fork-detect.h"
 #include "internal.h"
 
-#include "scache.h"
-
 int pa_stream_connect_upload(pa_stream *s, size_t length) {
     pa_tagstruct *t;
     uint32_t tag;
@@ -45,6 +45,7 @@ int pa_stream_connect_upload(pa_stream *s, size_t length) {
     pa_assert(s);
     pa_assert(PA_REFCNT_VALUE(s) >= 1);
 
+    PA_CHECK_VALIDITY(s->context, !pa_detect_fork(), PA_ERR_FORKED);
     PA_CHECK_VALIDITY(s->context, s->state == PA_STREAM_UNCONNECTED, PA_ERR_BADSTATE);
     PA_CHECK_VALIDITY(s->context, length > 0, PA_ERR_INVALID);
     PA_CHECK_VALIDITY(s->context, length == (size_t) (uint32_t) length, PA_ERR_INVALID);
@@ -85,6 +86,7 @@ int pa_stream_finish_upload(pa_stream *s) {
     pa_assert(s);
     pa_assert(PA_REFCNT_VALUE(s) >= 1);
 
+    PA_CHECK_VALIDITY(s->context, !pa_detect_fork(), PA_ERR_FORKED);
     PA_CHECK_VALIDITY(s->context, s->channel_valid, PA_ERR_BADSTATE);
     PA_CHECK_VALIDITY(s->context, s->context->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
 
@@ -174,6 +176,7 @@ pa_operation *pa_context_play_sample(pa_context *c, const char *name, const char
     pa_assert(c);
     pa_assert(PA_REFCNT_VALUE(c) >= 1);
 
+    PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
     PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
     PA_CHECK_VALIDITY_RETURN_NULL(c, name && *name, PA_ERR_INVALID);
     PA_CHECK_VALIDITY_RETURN_NULL(c, !dev || *dev, PA_ERR_INVALID);
@@ -213,6 +216,7 @@ pa_operation *pa_context_play_sample_with_proplist(pa_context *c, const char *na
     pa_assert(c);
     pa_assert(PA_REFCNT_VALUE(c) >= 1);
 
+    PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
     PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
     PA_CHECK_VALIDITY_RETURN_NULL(c, name && *name, PA_ERR_INVALID);
     PA_CHECK_VALIDITY_RETURN_NULL(c, !dev || *dev, PA_ERR_INVALID);
@@ -255,6 +259,7 @@ pa_operation* pa_context_remove_sample(pa_context *c, const char *name, pa_conte
     pa_assert(c);
     pa_assert(PA_REFCNT_VALUE(c) >= 1);
 
+    PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
     PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
     PA_CHECK_VALIDITY_RETURN_NULL(c, name && *name, PA_ERR_INVALID);
 
diff --git a/src/pulse/stream.c b/src/pulse/stream.c
index 0f9e50a..a4f34d9 100644
--- a/src/pulse/stream.c
+++ b/src/pulse/stream.c
@@ -29,6 +29,7 @@
 #include <string.h>
 
 #include <pulse/def.h>
+#include <pulse/stream.h>
 #include <pulse/timeval.h>
 #include <pulse/rtclock.h>
 #include <pulse/xmalloc.h>
-- 
2.7.4