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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /dom/midi/AlsaCompatibility.cpp
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/midi/AlsaCompatibility.cpp')
-rw-r--r--dom/midi/AlsaCompatibility.cpp32
1 files changed, 32 insertions, 0 deletions
diff --git a/dom/midi/AlsaCompatibility.cpp b/dom/midi/AlsaCompatibility.cpp
new file mode 100644
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+++ b/dom/midi/AlsaCompatibility.cpp
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+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/Assertions.h"
+
+// The code in this file is a workaround for building with ALSA versions prior
+// to 1.1. Various functions that the alsa crate (a dependency of the midir
+// crate) use are missing from those versions. The functions are not actually
+// used so we provide dummy implementations that return an error. This file
+// can be safely removed when the Linux sysroot will be updated to Debian 9
+// (or higher)
+#include <alsa/asoundlib.h>
+
+extern "C" {
+
+#define ALSA_DIVERT(func) \
+ int func(void) { \
+ MOZ_CRASH(#func "should never be called."); \
+ return -1; \
+ }
+
+#if (SND_LIB_MAJOR == 1) && (SND_LIB_MINOR == 0) && (SND_LIB_SUBMINOR < 29)
+ALSA_DIVERT(snd_pcm_sw_params_set_tstamp_type)
+ALSA_DIVERT(snd_pcm_sw_params_get_tstamp_type)
+#endif
+
+#if (SND_LIB_MAJOR == 1) && (SND_LIB_MINOR < 1)
+ALSA_DIVERT(snd_pcm_hw_params_supports_audio_ts_type)
+ALSA_DIVERT(snd_pcm_status_set_audio_htstamp_config)
+#endif
+}