(Change Version)

Got a good rough working alsa driver going. This only works for one card, dual or more cards will simply
not show the driver field, but everyone with just one card will be able to see their running driver.

This is an ok compromise for now, but it wasn't super elegant.

inxi

@@ -1,7 +1,7 @@
 #!/bin/bash
 ########################################################################
 ####  Script Name: inxi
-####  version: 0.5.29
+####  version: 0.5.30
 ####  Date: November 13 2008
 ########################################################################
 ####  inxi is a fork of infobash 3.02, the original bash sys info script by locsmif
@@ -986,17 +986,34 @@ set_calculated_variables()
 ## create array of sound cards installed on system, and if found, use asound data as well
 get_audio_data()
 {
-	local i='' alsa_index=0
+	local i='' alsa_data='' alsa_driver='' device_count=''
 
 	IFS=$'\n'
-	A_AUDIO_DATA=( $( echo "$lspci_data" | gawk -F': ' '
+	# this is awkward, but it should work, ie, if there's only one sound card found
+	device_count=$( egrep -ic '(multimedia audio controller|audio device)' <<< "$lspci_data" )
+	if [[ $device_count -eq 1 && -f /proc/asound/cards ]];then
+		alsa_driver=$( gawk -F ']: ' '{
+			driver=gensub( /^(.+)( - )(.+)$/, "\\1", 1, $2 )
+			gsub(/^ +| +$/,"",driver)
+			if ( driver != "" ){
+				print driver
+			}
+		}'  /proc/asound/cards )
+	fi
+	# this isn't perfect, but if one card was found in lscpci, we're passing
+	# this array constructor that card driver name. This should work for most people
+	# but if you can think of anything better, please post the code patch
+	A_AUDIO_DATA=( $( echo "$lspci_data" | gawk -v alsaDriver="$alsa_driver" -F': ' '
 	{ IGNORECASE=1 }
 	/multimedia audio controller|audio device/ {
 		gsub(/'"$BAN_LIST_NORMAL"'/, "", $NF )
 		gsub(/,/," ",$NF)
 		gsub(/^ +| +$/,"",$NF)
 		gsub(/ [ \t]+/," ",$NF)
-		print $NF
+		if ( alsaDriver != "" ){
+			alsaDriver=","alsaDriver
+		}
+		print $NF alsaDriver
 	}' ) )
 
 	# c=gensub( /^ *vendor: (.+) +model: (.+) +rev:.*$/, "\\2", "g", a[i] )
@@ -1016,10 +1033,15 @@ get_audio_data()
 	if [[ ${#A_AUDIO_DATA[@]} -eq 0 ]];then
 		A_AUDIO_DATA[0]='Failed to Detect Sound Card!'
 	fi
-	# now we'll add in the alsa data if the file exists
+}
-	alsa_index=${#A_AUDIO_DATA[@]}
+
+get_audio_alsa_data()
+{
+	local alsa_data=''
+
+	# now we'll get the alsa data if the file exists
 	if [[ -e /proc/asound/version ]];then
-		A_AUDIO_DATA[$alsa_index]=$( gawk '{
+		alsa_data=$( gawk '{
 			{ IGNORECASE=1 }
 			# some alsa strings have the build date in (...)
 			# also remove trailing .
@@ -1028,10 +1050,11 @@ get_audio_data()
 			gsub(/^ +| +$/, "", $0)
 			gsub(/ [ \t]+/, " ", $0)
 			if ( $0 != "" ){
-				print $0 ",alsa"
+				print $0
 			}
 		}' /proc/asound/version )
 	fi
+	echo "$alsa_data"
 }
 
 ## create A_CPU_CORE_DATA, currently with two values: integer core count; core string text
@@ -1911,17 +1934,17 @@ print_short_data()
 print_audio_data()
 {
 	local i='' card_one='Card-1 ' audio_data='' a_audio_data='' port_data=''
-	local a_audio_working='' alsa_driver=''
+	local a_audio_working='' alsa_driver='' alsa_data=''
-	# set A_AUDIO_DATA
+	# set A_AUDIO_DATA and get alsa data
 	get_audio_data
-
+	alsa_data=$( get_audio_alsa_data )
 	IFS=","
 	a_audio_working=(${A_AUDIO_DATA[0]})
 	IFS="$ORIGINAL_IFS"
 
 	if [[ -n ${A_AUDIO_DATA[@]} ]];then
 		# slightly complicated because 2nd array item could be the alsa data
-		if [[ ${#A_AUDIO_DATA[@]} -le 1 ]] || [[ ${#A_AUDIO_DATA[@]} -eq 2 && -n $( grep ',alsa' <<< ${A_AUDIO_DATA[@]} ) ]];then
+		if [[ ${#A_AUDIO_DATA[@]} -le 1 ]];then
 			card_one='Card '
 		fi
 
@@ -1929,7 +1952,7 @@ print_audio_data()
 # 			port_data=" ${C1}at port${C2} ${a_audio_working[2]}"
 # 		fi
 		# this should only trigger if the /proc/asound/cards data is used, not lspci -nn
-		if [[ -n ${a_audio_working[1]} && ${a_audio_working[1]} != 'alsa' ]];then
+		if [[ -n ${a_audio_working[1]} ]];then
 			alsa_driver=" ${C1}driver${C2} ${a_audio_working[1]}"
 		fi
 		audio_data="${C1}$card_one${C2}${a_audio_working[0]}$alsa_driver$port_data"
@@ -1947,19 +1970,23 @@ print_audio_data()
 # 				port_data=" ${C1}at port${C2} ${a_audio_working[2]}"
 # 			fi
 			# we're testing for the presence of the 2nd array item here, which is the driver name
-			if [[ -n ${a_audio_working[1]} && ${a_audio_working[1]} != 'alsa' ]];then
+			if [[ -n ${a_audio_working[1]} ]];then
 				alsa_driver="${C1}driver${C2} ${a_audio_working[1]}"
 			fi
-			if [[ -n ${a_audio_working[1]} && ${a_audio_working[1]} != 'alsa' ]];then
+			if [[ -n ${a_audio_working[0]} ]];then
 				audio_data="${C1}Card-$(( $i + 1 )) ${C2}${a_audio_working[0]}$alsa_driver$port_data"
-			elif [[ -n ${a_audio_working[1]} && ${a_audio_working[1]} == 'alsa' ]];then
-				audio_data="${C1}Sound: ${C2}${a_audio_working[0]}"
 			fi
 			if [[ -n $audio_data ]];then
 				audio_data=$( create_print_line " " "$audio_data" )
 				print_screen_output "$audio_data"
 			fi
 		done
+		# alsa driver data only prints out if sound card data is found
+		if [[ -n $alsa_data ]];then
+			audio_data="${C1}Sound: ${C2}$alsa_data"
+			audio_data=$( create_print_line " " "$audio_data" )
+			print_screen_output "$audio_data"
+		fi
 	fi
 }