1 files changed, 86 insertions, 0 deletions
diff --git a/bin/mkpkgdata b/bin/mkpkgdata
new file mode 100755
index 0000000..ced31db
--- /dev/null
+++ b/bin/mkpkgdata
@@ -0,0 +1,86 @@
+#!/bin/sh
+
+prog=mkpkgdata
+
+lazysource()
+{
+	awk -v prog="$prog" '
+BEGIN { FS = "\n"; RS = ""; OFS = ORS = "\n\n" }
+$1 == "pkgver" { ver = $2 }
+$1 == "source" {
+	len = NF - 1
+	for(i = 2; i <= NF; i++) sources[i - 1] = $i
+	next
+}
+1 # print everything but sources
+
+END {
+	# remember that metas emit no output when they cant match
+	# a package.
+	if(NR == 0 || !ver) exit 2
+
+	ORS="\n"
+	
+	# Replace any version strings in the source file with ${pkgver}.
+	gsub(/[.]/, "\\\\&", ver)
+
+	print "source"
+	for(i = 1; i <= len; i++){
+		gsub(ver, "${pkgver}", sources[i])
+		print sources[i]
+	}
+	print ""
+}'
+	return $?
+} # end of lazysource()
+
+basicmeta()
+{
+	printf "pkgname\n%s\n\n" "$1"
+	printf "pkgrel\n%d\n\n" "${PKGREL:-1}"
+	printf "packager\n%s\n\n" "${PACKAGER:-Anonymous}"
+	
+	if [ "$MAINTAINER" ]
+	then
+		printf "maintainer\n%s\n\n" "$MAINTAINER"
+	fi
+}
+
+case $# in
+0)	echo "usage: $prog [package name]" 1>&2
+	exit 1
+esac
+
+case "$METABIN" in
+'')	echo "$prog: set METABIN before calling $prog" 1>&2
+	exit 1
+esac
+
+tmp="/tmp/$prog.$$"
+for flav in "$METABIN"/*
+do
+	[ -f "$flav" -a -x "$flav" ] || continue
+	PATH="$PATH:$flav.d" "$flav" "$1" > "$tmp"
+	trap 'rm "$tmp"' 1 2 15
+	metaret=$?
+	if [ "$metaret" -eq 0 ]
+	then
+		basicmeta "$1"
+		lazysource < "$tmp"
+		rm "$tmp"
+		exit 0
+	fi
+	
+	rm "$tmp"
+	trap '' 1 2 5
+	case $metaret in
+	1)	echo "$prog: $flav encountered an error" 1>&2
+		exit 1 ;;
+	2)	;; # loop
+	*)	echo "$prog: $flav returned error code $metaret" 1>&2
+		exit 1 ;;
+	esac
+done
+
+echo "$prog: no matching meta generator found for '$1'" 1>&2
+exit 1