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-rw-r--r--audio/ossaudio.c30
1 files changed, 26 insertions, 4 deletions
diff --git a/audio/ossaudio.c b/audio/ossaudio.c
index ebf8b23..42bffae 100644
--- a/audio/ossaudio.c
+++ b/audio/ossaudio.c
@@ -240,6 +240,31 @@ static void oss_dump_info (struct oss_params *req, struct oss_params *obt)
}
#endif
+#ifdef USE_DSP_POLICY
+static int oss_get_version (int fd, int *version, const char *typ)
+{
+ if (ioctl (fd, OSS_GETVERSION, &version)) {
+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+ /*
+ * Looks like atm (20100109) FreeBSD knows OSS_GETVERSION
+ * since 7.x, but currently only on the mixer device (or in
+ * the Linuxolator), and in the native version that part of
+ * the code is in fact never reached so the ioctl fails anyway.
+ * Until this is fixed, just check the errno and if its what
+ * FreeBSD's sound drivers return atm assume they are new enough.
+ */
+ if (errno == EINVAL) {
+ *version = 0x040000;
+ return 0;
+ }
+#endif
+ oss_logerr2 (errno, typ, "Failed to get OSS version\n");
+ return -1;
+ }
+ return 0;
+}
+#endif
+
static int oss_open (int in, struct oss_params *req,
struct oss_params *obt, int *pfd)
{
@@ -289,10 +314,7 @@ static int oss_open (int in, struct oss_params *req,
if (conf.policy >= 0) {
int version;
- if (ioctl (fd, OSS_GETVERSION, &version)) {
- oss_logerr2 (errno, typ, "Failed to get OSS version\n");
- }
- else {
+ if (!oss_get_version (fd, &version, typ)) {
if (conf.debug) {
dolog ("OSS version = %#x\n", version);
}