From 2ced309ee84fbee042ea7a85d4a5fd06118a16fc Mon Sep 17 00:00:00 2001
From: Abramo Bagnara <abramo@alsa-project.org>
Date: Mon, 18 Jun 2001 13:34:11 +0000
Subject: [PATCH] Changed $(var) in $var

---
 src/alsa.conf               | 74 ++++++++++++++++++-------------------
 src/cards/EMU10K1.conf      | 30 +++++++--------
 src/cards/ENS1370.conf      | 16 ++++----
 src/cards/FM801.conf        | 16 ++++----
 src/cards/INTEL8X0.conf     | 16 ++++----
 src/cards/SI_7018.conf      | 16 ++++----
 src/cards/TRID4DWAVENX.conf | 20 +++++-----
 src/cards/YMFPCI.conf       | 20 +++++-----
 src/conf.c                  |  9 ++---
 9 files changed, 107 insertions(+), 110 deletions(-)

diff --git a/src/alsa.conf b/src/alsa.conf
index f8fcb472..4170d12b 100644
--- a/src/alsa.conf
+++ b/src/alsa.conf
@@ -43,9 +43,9 @@ pcm.hw {
 		default -1
 	}		
 	type hw
-	card $(CARD)
-	device $(DEV)
-	subdevice $(SUBDEV)
+	card $CARD
+	device $DEV
+	subdevice $SUBDEV
 }
 
 pcm.plughw {
@@ -78,9 +78,9 @@ pcm.plughw {
 	type plug
 	slave.pcm {
 		type hw
-		card $(CARD)
-		device $(DEV)
-		subdevice $(SUBDEV)
+		card $CARD
+		device $DEV
+		subdevice $SUBDEV
 	}
 }
 
@@ -90,7 +90,7 @@ pcm.plug {
 		type string
 	}
 	type plug
-	slave.pcm $(SLAVE)
+	slave.pcm $SLAVE
 }
 
 pcm.shm {
@@ -102,8 +102,8 @@ pcm.shm {
 		type string
 	}
 	type shm
-	server $(SOCKET)
-	pcm $(PCM)
+	server $SOCKET
+	pcm $PCM
 }
 
 pcm.tee {
@@ -119,9 +119,9 @@ pcm.tee {
 		default raw
 	}
 	type file
-	slave.pcm $(SLAVE)
-	file $(FILE)
-	format $(FORMAT)
+	slave.pcm $SLAVE
+	file $FILE
+	format $FORMAT
 }
 
 pcm.file {
@@ -135,8 +135,8 @@ pcm.file {
 	}
 	type file
 	slave.pcm null
-	file $(FILE)
-	format $(FORMAT)
+	file $FILE
+	format $FORMAT
 }
 
 pcm.null {
@@ -200,7 +200,7 @@ pcm.front {
 			"/cards/"
 			{
 				@func card_strtype
-				card $(CARD)
+				card $CARD
 			}
 			".conf"
 		]
@@ -208,7 +208,7 @@ pcm.front {
 	name {
 		@func concat
 		strings [
-			"pcm.front_" $(DEV) ":CARD=" $(CARD)
+			"pcm.front_" $DEV ":CARD=" $CARD
 		]
 	}
 }
@@ -247,7 +247,7 @@ pcm.rear {
 			"/cards/"
 			{
 				@func card_strtype
-				card $(CARD)
+				card $CARD
 			}
 			".conf"
 		]
@@ -255,7 +255,7 @@ pcm.rear {
 	name {
 		@func concat
 		strings [
-			"pcm.rear_" $(DEV) ":CARD=" $(CARD)
+			"pcm.rear_" $DEV ":CARD=" $CARD
 		]
 	}
 }
@@ -294,7 +294,7 @@ pcm.center_lfe {
 			"/cards/"
 			{
 				@func card_strtype
-				card $(CARD)
+				card $CARD
 			}
 			".conf"
 		]
@@ -302,7 +302,7 @@ pcm.center_lfe {
 	name {
 		@func concat
 		strings [
-			"pcm.center_lfe_" $(DEV) ":CARD=" $(CARD)
+			"pcm.center_lfe_" $DEV ":CARD=" $CARD
 		]
 	}
 }
@@ -341,7 +341,7 @@ pcm.surround40 {
 			"/cards/"
 			{
 				@func card_strtype
-				card $(CARD)
+				card $CARD
 			}
 			".conf"
 		]
@@ -349,7 +349,7 @@ pcm.surround40 {
 	name {
 		@func concat
 		strings [
-			"pcm.surround40_" $(DEV) ":CARD=" $(CARD)
+			"pcm.surround40_" $DEV ":CARD=" $CARD
 		]
 	}
 }
@@ -388,7 +388,7 @@ pcm.surround51 {
 			"/cards/"
 			{
 				@func card_strtype
-				card $(CARD)
+				card $CARD
 			}
 			".conf"
 		]
@@ -396,7 +396,7 @@ pcm.surround51 {
 	name {
 		@func concat
 		strings [
-			"pcm.surround51_" $(DEV) ":CARD=" $(CARD)
+			"pcm.surround51_" $DEV ":CARD=" $CARD
 		]
 	}
 }
@@ -455,7 +455,7 @@ pcm.iec958 {
 			"/cards/"
 			{
 				@func card_strtype
-				card $(CARD)
+				card $CARD
 			}
 			".conf"
 		]
@@ -463,12 +463,12 @@ pcm.iec958 {
 	name {
 		@func concat
 		strings [
-			"pcm.iec958_" $(DEV) ":"
-			"CARD=" $(CARD) ","
-			"AES0=" $(AES0) ","
-			"AES1=" $(AES1) ","
-			"AES2=" $(AES2) ","
-			"AES3=" $(AES3)
+			"pcm.iec958_" $DEV ":"
+			"CARD=" $CARD ","
+			"AES0=" $AES0 ","
+			"AES1=" $AES1 ","
+			"AES2=" $AES2 ","
+			"AES3=" $AES3
 		]
 	}
 }
@@ -493,7 +493,7 @@ ctl.hw {
 		}
 	}
 	type hw
-	card $(CARD)
+	card $CARD
 }
 
 ctl.shm {
@@ -505,8 +505,8 @@ ctl.shm {
 		type string
 	}
 	type shm
-	server $(SOCKET)
-	ctl $(CTL)
+	server $SOCKET
+	ctl $CTL
 }
 
 ctl.default {
@@ -553,9 +553,9 @@ rawmidi.hw {
 		default -1
 	}
 	type hw
-	card $(CARD)
-	device $(DEV)
-	subdevice $(SUBDEV)
+	card $CARD
+	device $DEV
+	subdevice $SUBDEV
 }
 
 rawmidi.default {
diff --git a/src/cards/EMU10K1.conf b/src/cards/EMU10K1.conf
index a1ac35ee..a2824c07 100644
--- a/src/cards/EMU10K1.conf
+++ b/src/cards/EMU10K1.conf
@@ -15,9 +15,9 @@ pcm.emu10k1_front {
 		default -1
 	}
 	type hw
-	card $(CARD)
-	device $(DEV)
-	subdevice $(SUBDEV)
+	card $CARD
+	device $DEV
+	subdevice $SUBDEV
 }	
 
 pcm.front_0 {
@@ -28,7 +28,7 @@ pcm.front_0 {
 	@func refer
 	name {
 		@func concat
-		strings [ "pcm.emu10k1_front:" $(CARD) ",0,-1" ]
+		strings [ "pcm.emu10k1_front:" $CARD ",0,-1" ]
 	}
 }
 
@@ -48,7 +48,7 @@ pcm.emu10k1_rear {
 	slave.pcm {
 		@func concat
 		strings [
-			"pcm.emu10k1_front:" $(CARD) "," $(DEV) "," $(SUBDEV)
+			"pcm.emu10k1_front:" $CARD "," $DEV "," $SUBDEV
 		]
 	}
 	hooks.0 {
@@ -78,7 +78,7 @@ pcm.rear_0 {
 	@func refer
 	name {
 		@func concat
-		strings [ "pcm.emu10k1_rear:" $(CARD) ",0,-1" ]
+		strings [ "pcm.emu10k1_rear:" $CARD ",0,-1" ]
 	}
 }
 
@@ -98,7 +98,7 @@ pcm.emu10k1_center_lfe {
 	slave.pcm {
 		@func concat
 		strings [
-			"pcm.emu10k1_front:" $(CARD) "," $(DEV) "," $(SUBDEV)
+			"pcm.emu10k1_front:" $CARD "," $DEV "," $SUBDEV
 		]
 	}
 	hooks.0 {
@@ -140,7 +140,7 @@ pcm.center_lfe_0 {
 	@func refer 
 	name {
 		@func concat
-		strings [ "pcm.emu10k1_center_lfe:" $(CARD) ",0,-1" ]
+		strings [ "pcm.emu10k1_center_lfe:" $CARD ",0,-1" ]
 	}
 }
 
@@ -155,7 +155,7 @@ pcm.surround40_0 {
 			pcm {
 				@func concat
 				strings [
-					"pcm.emu10k1_front:" $(CARD) ",0,-1"
+					"pcm.emu10k1_front:" $CARD ",0,-1"
 				]
 			}
 			channels 2
@@ -164,7 +164,7 @@ pcm.surround40_0 {
 			pcm {
 				@func concat
 				strings [
-					"pcm.emu10k1_rear:" $(CARD) ",0,-1"
+					"pcm.emu10k1_rear:" $CARD ",0,-1"
 				]
 			}
 			channels 2
@@ -189,7 +189,7 @@ pcm.surround51_0 {
 			pcm {
 				@func concat
 				strings [
-					"pcm.emu10k1_front:" $(CARD) ",0,-1"
+					"pcm.emu10k1_front:" $CARD ",0,-1"
 				]
 			}
 			channels 2
@@ -198,7 +198,7 @@ pcm.surround51_0 {
 			pcm {
 				@func concat
 				strings [
-					"pcm.emu10k1_rear:" $(CARD) ",0,-1"
+					"pcm.emu10k1_rear:" $CARD ",0,-1"
 				]
 			}
 			channels 2
@@ -207,7 +207,7 @@ pcm.surround51_0 {
 			pcm {
 				@func concat
 				strings [
-					"pcm.emu10k1_center_lfe:" $(CARD) ",0,-1"
+					"pcm.emu10k1_center_lfe:" $CARD ",0,-1"
 				]
 			}
 			channels 2
@@ -248,7 +248,7 @@ pcm.iec958_0 {
 		@func concat
 		strings [
 			"hw:"
-			"CARD=" $(CARD) ","
+			"CARD=" $CARD ","
 			"DEV=3,"
 			"SUBDEV=0"
 		]
@@ -260,7 +260,7 @@ pcm.iec958_0 {
 				name "IEC958 Playback Default"
 				lock true
 				preserve true
-				value [ $(AES0) $(AES1) $(AES2) $(AES3) ]
+				value [ $AES0 $AES1 $AES2 $AES3 ]
 			}
 			{
 				name "IEC958 Optical Raw Playback Switch"
diff --git a/src/cards/ENS1370.conf b/src/cards/ENS1370.conf
index 3a2c6abe..69fc304b 100644
--- a/src/cards/ENS1370.conf
+++ b/src/cards/ENS1370.conf
@@ -15,9 +15,9 @@ pcm.ens1370_front {
 		default -1
 	}
 	type hw
-	card $(CARD)
-	device $(DEV)
-	subdevice $(SUBDEV)
+	card $CARD
+	device $DEV
+	subdevice $SUBDEV
 }	
 
 pcm.front_0 {
@@ -28,7 +28,7 @@ pcm.front_0 {
 	@func refer
 	name {
 		@func concat
-		strings [ "pcm.ens1370_front:" $(CARD) ",0,-1" ]
+		strings [ "pcm.ens1370_front:" $CARD ",0,-1" ]
 	}
 }
 
@@ -48,7 +48,7 @@ pcm.ens1370_rear {
 	slave.pcm {
 		@func concat
 		strings [
-			"pcm.ens1370_front:" $(CARD) "," $(DEV) "," $(SUBDEV)
+			"pcm.ens1370_front:" $CARD "," $DEV "," $SUBDEV
 		]
 	}
 	hooks.0 {
@@ -78,7 +78,7 @@ pcm.rear_0 {
 	@func refer
 	name {
 		@func concat
-		strings [ "pcm.ens1370_rear:" $(CARD) ",0,-1" ]
+		strings [ "pcm.ens1370_rear:" $CARD ",0,-1" ]
 	}
 }
 
@@ -94,7 +94,7 @@ pcm.surround40_0 {
 			pcm {
 				@func concat
 				strings [
-					"pcm.ens1370_front:" $(CARD) ",0,-1"
+					"pcm.ens1370_front:" $CARD ",0,-1"
 				]
 			}
 			channels 2
@@ -103,7 +103,7 @@ pcm.surround40_0 {
 			pcm {
 				@func concat
 				strings [
-					"pcm.ens1370_rear:" $(CARD) ",0,-1"
+					"pcm.ens1370_rear:" $CARD ",0,-1"
 				]
 			}
 			channels 2
diff --git a/src/cards/FM801.conf b/src/cards/FM801.conf
index 55dbdfc7..e75ce891 100644
--- a/src/cards/FM801.conf
+++ b/src/cards/FM801.conf
@@ -15,9 +15,9 @@ pcm.fm801_front {
 		default -1
 	}
 	type hw
-	card $(CARD)
-	device $(DEV)
-	subdevice $(SUBDEV)
+	card $CARD
+	device $DEV
+	subdevice $SUBDEV
 }	
 
 pcm.front_0 {
@@ -28,7 +28,7 @@ pcm.front_0 {
 	@func refer
 	name {
 		@func concat
-		strings [ "pcm.fm801_front:" $(CARD) ",0,-1" ]
+		strings [ "pcm.fm801_front:" $CARD ",0,-1" ]
 	}
 }
 
@@ -38,7 +38,7 @@ pcm.surround40_0 {
 		type integer
 	}
 	type hw
-	card $(CARD)
+	card $CARD
 	device 0
 	subdevice 0
 }
@@ -49,7 +49,7 @@ pcm.surround51_0 {
 		type integer
 	}
 	type hw
-	card $(CARD)
+	card $CARD
 	device 0
 	subdevice 0
 }
@@ -79,7 +79,7 @@ pcm.iec958_0 {
 		@func concat
 		strings [
 			"hw:"
-			"CARD=" $(CARD) ","
+			"CARD=" $CARD ","
 			"DEV=0,"
 			"SUBDEV=0"
 		]
@@ -89,7 +89,7 @@ pcm.iec958_0 {
 		hook_args [
 			# {
 			#	name "IEC958 Playback Default"
-			#	value [ $(AES0) $(AES1) $(AES2) $(AES3) ]
+			#	value [ $AES0 $AES1 $AES2 $AES3 ]
 			# }
 			{
 				name "IEC958 Raw Data Playback Switch"
diff --git a/src/cards/INTEL8X0.conf b/src/cards/INTEL8X0.conf
index a80ccec1..bf064d3d 100644
--- a/src/cards/INTEL8X0.conf
+++ b/src/cards/INTEL8X0.conf
@@ -15,9 +15,9 @@ pcm.intel8x0_front {
 		default -1
 	}
 	type hw
-	card $(CARD)
-	device $(DEV)
-	subdevice $(SUBDEV)
+	card $CARD
+	device $DEV
+	subdevice $SUBDEV
 }	
 
 pcm.front_0 {
@@ -28,7 +28,7 @@ pcm.front_0 {
 	@func refer
 	name {
 		@func concat
-		strings [ "pcm.intel8x0_front:" $(CARD) ",0,-1" ]
+		strings [ "pcm.intel8x0_front:" $CARD ",0,-1" ]
 	}
 }
 
@@ -43,7 +43,7 @@ pcm.surround40_0 {
 			pcm {
 				@func concat
 				strings [
-					"pcm.intel8x0_front:" $(CARD) ",0,-1"
+					"pcm.intel8x0_front:" $CARD ",0,-1"
 				]
 			}
 			channels 4
@@ -68,7 +68,7 @@ pcm.surround51_0 {
 			pcm {
 				@func concat
 				strings [
-					"pcm.intel8x0_front:" $(CARD) ",0,-1"
+					"pcm.intel8x0_front:" $CARD ",0,-1"
 				]
 			}
 			channels 2
@@ -109,7 +109,7 @@ pcm.iec958_0 {
 		@func concat
 		strings [
 			"hw:"
-			"CARD=" $(CARD) ","
+			"CARD=" $CARD ","
 			"DEV=0,"
 			"SUBDEV=0"
 		]
@@ -127,7 +127,7 @@ pcm.iec958_0 {
 				name "IEC958 Playback Default"
 				lock true
 				preserve true
-				value [ $(AES0) $(AES1) $(AES2) $(AES3) ]
+				value [ $AES0 $AES1 $AES2 $AES3 ]
 			}
 			{
 				name "IEC958 Playback Switch"
diff --git a/src/cards/SI_7018.conf b/src/cards/SI_7018.conf
index d83981cc..4782753f 100644
--- a/src/cards/SI_7018.conf
+++ b/src/cards/SI_7018.conf
@@ -15,9 +15,9 @@ pcm.si7018_front {
 		default -1
 	}
 	type hw
-	card $(CARD)
-	device $(DEV)
-	subdevice $(SUBDEV)
+	card $CARD
+	device $DEV
+	subdevice $SUBDEV
 }	
 
 pcm.front_0 {
@@ -28,7 +28,7 @@ pcm.front_0 {
 	@func refer
 	name {
 		@func concat
-		strings [ "pcm.si7018_front:" $(CARD) ",0,-1" ]
+		strings [ "pcm.si7018_front:" $CARD ",0,-1" ]
 	}
 }
 
@@ -48,7 +48,7 @@ pcm.si7018_rear {
 	slave.pcm {
 		@func concat
 		strings [
-                        "pcm.si7018_front:" $(CARD) "," $(DEV) "," $(SUBDEV)
+                        "pcm.si7018_front:" $CARD "," $DEV "," $SUBDEV
 		]
 	}
 	hooks.0 {
@@ -72,7 +72,7 @@ pcm.rear_0 {
 	@func refer
 	name {
 		@func concat
-		strings [ "pcm.si7018_rear:" $(CARD) ",0,-1" ]
+		strings [ "pcm.si7018_rear:" $CARD ",0,-1" ]
 	}
 }
 
@@ -87,7 +87,7 @@ pcm.surround40_0 {
 			pcm {
 				@func concat
 				strings [
-					"pcm.si7018_front:" $(CARD) ",0,-1"
+					"pcm.si7018_front:" $CARD ",0,-1"
 				]
 			}
 			channels 2
@@ -96,7 +96,7 @@ pcm.surround40_0 {
 			pcm {
 				@func concat
 				strings [
-					"pcm.si7018_rear:" $(CARD) ",0,-1"
+					"pcm.si7018_rear:" $CARD ",0,-1"
 				]
 			}
 			channels 2
diff --git a/src/cards/TRID4DWAVENX.conf b/src/cards/TRID4DWAVENX.conf
index c3a9f6f9..5bf7bb3c 100644
--- a/src/cards/TRID4DWAVENX.conf
+++ b/src/cards/TRID4DWAVENX.conf
@@ -15,9 +15,9 @@ pcm.trid4dwavenx_front {
 		default -1
 	}
 	type hw
-	card $(CARD)
-	device $(DEV)
-	subdevice $(SUBDEV)
+	card $CARD
+	device $DEV
+	subdevice $SUBDEV
 }	
 
 pcm.front_0 {
@@ -28,7 +28,7 @@ pcm.front_0 {
 	@func refer
 	name {
 		@func concat
-		strings [ "pcm.trid4dwavenx_front:" $(CARD) ",0,-1" ]
+		strings [ "pcm.trid4dwavenx_front:" $CARD ",0,-1" ]
 	}
 }
 
@@ -48,7 +48,7 @@ pcm.trid4dwavenx_rear {
 	slave.pcm {
 		@func concat
 		strings [
-			"pcm.trid4dwavenx_front:CARD=" $(CARD) ",DEV=" $(DEV) ",SUBDEV=" $(SUBDEV)
+			"pcm.trid4dwavenx_front:CARD=" $CARD ",DEV=" $DEV ",SUBDEV=" $SUBDEV
 		]
 	}
 	hooks.0 {
@@ -87,7 +87,7 @@ pcm.rear_0 {
 	@func refer
 	name {
 		@func concat
-		strings [ "pcm.trid4dwavenx_rear:" $(CARD) ]
+		strings [ "pcm.trid4dwavenx_rear:" $CARD ]
 	}
 }
 
@@ -102,7 +102,7 @@ pcm.surround40_0 {
 			pcm {
 				@func concat
 				strings [
-					"pcm.trid4dwavenx_front:" $(CARD) ",0,-1"
+					"pcm.trid4dwavenx_front:" $CARD ",0,-1"
 				]
 			}
 			channels 2
@@ -111,7 +111,7 @@ pcm.surround40_0 {
 			pcm {
 				@func concat
 				strings [
-					"pcm.trid4dwavenx_rear:" $(CARD) ",0,-1"
+					"pcm.trid4dwavenx_rear:" $CARD ",0,-1"
 				]
 			}
 			channels 2
@@ -148,7 +148,7 @@ pcm.iec958_0 {
 	type hooks
 	slave.pcm {
 		type hw
-		card $(CARD)
+		card $CARD
 		device 2
 	}
 	hooks.0 {
@@ -157,7 +157,7 @@ pcm.iec958_0 {
 			{
 				interface PCM
 				name "IEC958 Playback PCM Stream"
-				value [ $(AES0) $(AES1) $(AES2) $(AES3) ]
+				value [ $AES0 $AES1 $AES2 $AES3 ]
 				device 2
 				lock true
 				preserve true
diff --git a/src/cards/YMFPCI.conf b/src/cards/YMFPCI.conf
index 8245c5cf..4bb2b0ac 100644
--- a/src/cards/YMFPCI.conf
+++ b/src/cards/YMFPCI.conf
@@ -15,9 +15,9 @@ pcm.ymfpci_front {
 		default -1
 	}
 	type hw
-	card $(CARD)
-	device $(DEV)
-	subdevice $(SUBDEV)
+	card $CARD
+	device $DEV
+	subdevice $SUBDEV
 }	
 
 pcm.front_0 {
@@ -28,7 +28,7 @@ pcm.front_0 {
 	@func refer
 	name {
 		@func concat
-		strings [ "pcm.ymfpci_front:" $(CARD) ",0,-1" ]
+		strings [ "pcm.ymfpci_front:" $CARD ",0,-1" ]
 	}
 }
 
@@ -38,7 +38,7 @@ pcm.ymfpci_rear {
 		type integer
 	}
 	type hw
-	card $(CARD)
+	card $CARD
 	device 2
 	subdevice 0
 }	
@@ -51,7 +51,7 @@ pcm.rear_0 {
 	@func refer
 	name {
 		@func concat
-		strings [ "pcm.ymfpci_rear:" $(CARD) ]
+		strings [ "pcm.ymfpci_rear:" $CARD ]
 	}
 }
 
@@ -66,7 +66,7 @@ pcm.surround40_0 {
 			pcm {
 				@func concat
 				strings [
-					"pcm.ymfpci_front:" $(CARD) ",0,-1"
+					"pcm.ymfpci_front:" $CARD ",0,-1"
 				]
 			}
 			channels 2
@@ -75,7 +75,7 @@ pcm.surround40_0 {
 			pcm {
 				@func concat
 				strings [
-					"pcm.ymfpci_rear:" $(CARD)
+					"pcm.ymfpci_rear:" $CARD
 				]
 			}
 			channels 2
@@ -114,7 +114,7 @@ pcm.iec958_0 {
 		@func concat
 		strings [
 			"hw:"
-			"CARD=" $(CARD) ","
+			"CARD=" $CARD ","
 			"DEV=1,"
 			"SUBDEV=0"
 		]
@@ -127,7 +127,7 @@ pcm.iec958_0 {
 				name "IEC958 Playback PCM Stream"
 				lock true
 				preserve true
-				value [ $(AES0) $(AES1) $(AES2) $(AES3) ]
+				value [ $AES0 $AES1 $AES2 $AES3 ]
 			}
 		]
 	}
diff --git a/src/conf.c b/src/conf.c
index f58c18c9..c6d6792b 100644
--- a/src/conf.c
+++ b/src/conf.c
@@ -1974,12 +1974,9 @@ static int _snd_config_expand(snd_config_t *src,
 			snd_config_t *val;
 			snd_config_t *vars = private_data;
 			snd_config_get_string(src, &s);
-                        if (strncmp(s, "$(", 2) == 0 && s[strlen(s) - 1] == ')') {
-                        	int len = strlen(s) - 3;
-				char *str = alloca(len + 1);
-				memcpy(str, s + 2, len);
-				str[len] = '\0';
-				if (snd_config_search(vars, str, &val) < 0)
+			if (*s == '$') {
+				s++;
+				if (snd_config_search(vars, s, &val) < 0)
 					return 0;
 				err = snd_config_copy(dst, val);
 				if (err < 0)
-- 
2.47.1