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From: Gerd Hoffmann <kraxel@redhat.com>
Date: Wed, 23 Jan 2019 09:00:02 +0100
Message-Id: <20190123080005.31078-2-kraxel@redhat.com>
In-Reply-To: <20190123080005.31078-1-kraxel@redhat.com>
References: <20190123080005.31078-1-kraxel@redhat.com>
Subject: [Qemu-devel] [PATCH 1/4] audio: use pkg-config
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To: qemu-devel@nongnu.org
Cc: Brad Smith <brad@comstyle.com>, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= <philmd@redhat.com>, Gerd Hoffmann <kraxel@redhat.com>

Use pkg-config to probe for alsa and pulseaudio.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 configure | 39 +++++++++++++--------------------------
 1 file changed, 13 insertions(+), 26 deletions(-)

diff --git a/configure b/configure
index 3eee3fcf70..bdb80f8cb1 100755
--- a/configure
+++ b/configure
@@ -3297,39 +3297,26 @@ fi
 ##########################################
 # Sound support libraries probe
 
-audio_drv_probe()
-{
-    drv=$1
-    hdr=$2
-    lib=$3
-    exp=$4
-    cfl=$5
-        cat > $TMPC << EOF
-#include <$hdr>
-int main(void) { $exp }
-EOF
-    if compile_prog "$cfl" "$lib" ; then
-        :
-    else
-        error_exit "$drv check failed" \
-            "Make sure to have the $drv libs and headers installed."
-    fi
-}
-
 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
 for drv in $audio_drv_list; do
     case $drv in
     alsa)
-    audio_drv_probe $drv alsa/asoundlib.h -lasound \
-        "return snd_pcm_close((snd_pcm_t *)0);"
-    alsa_libs="-lasound"
+    if $pkg_config alsa --exists; then
+        alsa_libs=$($pkg_config alsa --libs)
+    else
+        error_exit "$drv check failed" \
+            "Make sure to have the $drv libs and headers installed."
+    fi
     ;;
 
     pa)
-    audio_drv_probe $drv pulse/pulseaudio.h "-lpulse" \
-        "pa_context_set_source_output_volume(NULL, 0, NULL, NULL, NULL); return 0;"
-    pulse_libs="-lpulse"
-    audio_pt_int="yes"
+    if $pkg_config libpulse --exists; then
+        pulse_libs=$($pkg_config libpulse --libs)
+        audio_pt_int="yes"
+    else
+        error_exit "$drv check failed" \
+            "Make sure to have the $drv libs and headers installed."
+    fi
     ;;
 
     sdl)
-- 
2.9.3