File 0004-bat-use-ATTRIBUTE_UNUSED-instead-remove-ar... of Package alsa-utils

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File 0004-bat-use-ATTRIBUTE_UNUSED-instead-remove-argument-nam.patch of Package alsa-utils (Revision cc23c84ac72f466950072609a4001bb1)

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From 94eeb5a40f77e92624eb32d2e9c50b1cd9e4f837 Mon Sep 17 00:00:00 2001
From: Jaroslav Kysela <perex@perex.cz>
Date: Mon, 4 Sep 2023 16:49:03 +0200
Subject: [PATCH] bat: use ATTRIBUTE_UNUSED instead remove argument name

We need to support older compilers than GCC 11.

Link: https://github.com/alsa-project/alsa-utils/issues/233
Fixes: b366875 ("bat: fix the verbose compilation warnings for latest gcc")
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
---
 bat/bat.c    | 3 ++-
 bat/common.c | 3 ++-
 bat/common.h | 5 +++++
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/bat/bat.c b/bat/bat.c
index e88c65f72f49..ea04ed9c8813 100644
--- a/bat/bat.c
+++ b/bat/bat.c
@@ -158,7 +158,8 @@ static void get_format(struct bat *bat, char *optarg)
 	}
 }
 
-static inline int thread_wait_completion(struct bat *, pthread_t id, int **val)
+static inline int thread_wait_completion(struct bat *bat ATTRIBUTE_UNUSED,
+					 pthread_t id, int **val)
 {
 	int err;
 
diff --git a/bat/common.c b/bat/common.c
index 9ff940572029..470a7e6ffc15 100644
--- a/bat/common.c
+++ b/bat/common.c
@@ -47,7 +47,8 @@ static int update_fmt_to_bat(struct bat *bat, struct chunk_fmt *fmt)
 }
 
 /* calculate frames and update to bat */
-static int update_frames_to_bat(struct bat *bat, struct wav_chunk_header *header, FILE *)
+static int update_frames_to_bat(struct bat *bat, struct wav_chunk_header *header,
+				FILE *file ATTRIBUTE_UNUSED)
 {
 	/* The number of analyzed captured frames is arbitrarily set to half of
 	   the number of frames of the wav file or the number of frames of the
diff --git a/bat/common.h b/bat/common.h
index a9bae5d2b741..bb51b0d452e2 100644
--- a/bat/common.h
+++ b/bat/common.h
@@ -13,6 +13,11 @@
  *
  */
 
+#ifndef ATTRIBUTE_UNUSED
+/** do not print warning (gcc) when function parameter is not used */
+#define ATTRIBUTE_UNUSED __attribute__ ((__unused__))
+#endif
+
 #define TEMP_RECORD_FILE_NAME		"/tmp/bat.wav.XXXXXX"
 #define DEFAULT_DEV_NAME		"default"
 
-- 
2.35.3

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File 0004-bat-use-ATTRIBUTE_UNUSED-instead-remove-argument-nam.patch of Package alsa-utils (Revision cc23c84ac72f466950072609a4001bb1)

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