abuild: support filename::fileuri in source

This is an alternative to saveas-*:// which should be slightly more
intuitive. It also is similar to what arch linux does.

abuild.in

@@ -193,11 +193,12 @@ default_sanitycheck() {
 				warning "You should not have \$install in source"
 				continue
 			fi
-			list_has ${i##*/} $md5sums $sha256sums $sha512sums \
-				|| die "${i##*/} is missing in checksums"
 			case "$i" in
+				*::*) i=${i%%::*};;
 				https://*) makedepends_has wget && warning "wget no longer need to be in makedepends when source has https://" ;;
 			esac
+			list_has ${i##*/} $md5sums $sha256sums $sha512sums \
+				|| die "${i##*/} is missing in checksums"
 		done
 	fi
 
@@ -294,6 +295,9 @@ sourcecheck() {
 			uri=${uri#saveas-}
 			uri=${uri%/*}
 			;;
+		*::*)
+			uri=${uri##*::}
+			;;
 		esac
 		wget -q -s "$uri" || return 1
 	done
@@ -330,6 +334,11 @@ uri_fetch() {
 		# remove 'saveas-' from beginning and
 		# '/filename' from end of URI
 		saveas-*://*) uri="${uri:7:$(expr ${#uri} - 7 - ${#d} - 1)}";;
+
+		*::*)
+			d=${uri%%::*}
+			uri=${uri#$d::}
+			;;
 	esac
 
 	case "$uri" in
@@ -371,22 +380,32 @@ uri_fetch() {
 }
 
 is_remote() {
-	case "$1" in
+	case "${1#*::}" in
 		http://*|ftp://*|https://*|saveas-*://*)
 			return 0;;
 	esac
 	return 1
 }
 
+filename_from_uri() {
+	local uri="$1"
+	local filename="${uri##*/}"  # $(basename $uri)
+	case "$uri" in
+	*::*) filename=${uri%%::*};;
+	esac
+	echo "$filename"
+}
+
 # try download from file from mirror first
 uri_fetch_mirror() {
 	local uri="$1"
-	local d="${uri##*/}"	# $(basename $uri)
 	if [ -n "$DISTFILES_MIRROR" ]; then
 		if is_remote "$DISTFILES_MIRROR"; then
-			uri_fetch "$DISTFILES_MIRROR"/$d && return 0
+			uri_fetch "$DISTFILES_MIRROR"/$(filename_from_uri $uri)\
+				&& return 0
 		else
-			cp "$DISTFILES_MIRROR"/$d "$SRCDEST" && return 0
+			cp "$DISTFILES_MIRROR"/$(filename_from_uri $uri) \
+				"$SRCDEST" && return 0
 		fi
 	fi
 	uri_fetch "$uri"
@@ -398,7 +417,7 @@ default_fetch() {
 	for s in $source; do
 		if is_remote "$s"; then
 			uri_fetch_mirror "$s" || return 1
-			ln -sf "$SRCDEST/${s##*/}" "$srcdir"/
+			ln -sf "$SRCDEST/$(filename_from_uri $s)" "$srcdir"/
 		else		
 			ln -sf "$startdir/$s" "$srcdir/"
 		fi
@@ -433,7 +452,7 @@ default_unpack() {
 	fi
 	mkdir -p "$srcdir"
 	for u in $source; do
-		local s="$SRCDEST/${u##*/}"	# $(basename $s)
+		local s="$SRCDEST/$(filename_from_uri $u)"
 		case "$s" in
 			*.tar)
 				msg "Unpacking $s..."
@@ -474,8 +493,9 @@ cleancache() {
 	local s
 	for s in $source; do
 		if is_remote "$s"; then
-			msg "Cleaning downloaded ${s##*/}..."
-			rm -f "$SRCDEST/${s##*/}"
+			s=$(filename_from_uri $s)
+			msg "Cleaning downloaded $s ..."
+			rm -f "$SRCDEST/$s"
 		fi
 	done
 }
@@ -1286,7 +1306,7 @@ srcpkg() {
 	local prefix="${startdir##*/}"
 	local i files="$prefix/APKBUILD"
 	for i in $source; do
-		files="$files $prefix/${i##*/}"
+		files="$files $prefix/$(filename_from uri $i)"
 	done
 	mkdir -p "$PKGDEST"
 	msg "Creating source package $p.src.tar.gz..."
@@ -1312,7 +1332,7 @@ apk_up2date() {
 	for i in $source APKBUILD; do
 		local s
 		if is_remote "$i"; then
-			s="$SRCDEST/${i##*/}"	# $(basename $i)
+			s="$SRCDEST/$(filename_from_uri $i)"
 		else
 			s="$startdir/${i##*/}"
 		fi
@@ -1519,7 +1539,7 @@ checksum() {
 	[ -z "$source" ] && return 0
 	fetch
 	for s in $source; do
-		files="$files ${s##*/}"
+		files="$files $(filename_from_uri $s)"
 	done
 
 	# for compatibility/backporting reasons we still add md5sum
@@ -1563,6 +1583,7 @@ source_has() {
 	local i
 	for i in $source; do
 		[ "$1" = "${i##*/}" ] && return 0
+		[ "$1" = "${i%%::*}" ] && return 0
 	done
 	return 1
 }