Changeset e172429 in mainline for uspace/app/wavplay/dplay.c

Timestamp:

2017-12-08T21:03:35Z (6 years ago)

Author:

Jiří Zárevúcky <zarevucky.jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

86bbca4

Parents:

a99cbc1e

git-author:

Jiří Zárevúcky <zarevucky.jiri@…> (2017-12-08 02:50:42)

git-committer:

Jiří Zárevúcky <zarevucky.jiri@…> (2017-12-08 21:03:35)

Message:

Let audio_pcm_query_cap() return value separately from error code.

File:

• uspace/app/wavplay/dplay.c (modified) (2 diffs)

uspace/app/wavplay/dplay.c

@@ -345 +345 @@
         }
         printf("Playing on device: %s.\n", device);
-        if (audio_pcm_query_cap(session, AUDIO_CAP_PLAYBACK) <= 0) {
+        sysarg_t val;
+        ret = audio_pcm_query_cap(session, AUDIO_CAP_PLAYBACK, &val);
+        if (ret != EOK || !val) {
                 printf("Device %s does not support playback\n", device);
                 ret = ENOTSUP;
@@ -386 +388 @@
                 goto cleanup;
         }
-        if (audio_pcm_query_cap(pb.device, AUDIO_CAP_BUFFER_POS) > 0) {
+        ret = audio_pcm_query_cap(pb.device, AUDIO_CAP_BUFFER_POS, &val);
+        if (ret == EOK && val) {
                 play(&pb);
         } else {
-                if (audio_pcm_query_cap(pb.device, AUDIO_CAP_INTERRUPT) > 0)
+                ret = audio_pcm_query_cap(pb.device, AUDIO_CAP_INTERRUPT, &val);
+                if (ret == EOK && val)
                         play_fragment(&pb);
                 else