1 files changed, 68 insertions, 0 deletions
diff --git a/scripts/lib/ptxd_make_pkghash.awk b/scripts/lib/ptxd_make_pkghash.awk
new file mode 100755
index 000000000..5f90923a9
--- /dev/null
+++ b/scripts/lib/ptxd_make_pkghash.awk
@@ -0,0 +1,68 @@
+#!/usr/bin/gawk -f
+#
+# Copyright (C) 2019 by Michael Olbrich <m.olbrich@pengutronix.de>
+#
+# For further information about the PTXdist project and license conditions
+# see the README file.
+#
+
+BEGIN {
+	PTXDIST_TEMPDIR		= ENVIRON["PTXDIST_TEMPDIR"];
+	dirs = ""
+}
+
+$1 == "PATCHES:" {
+	pkg = $2
+	patch_dir = $3
+	pkgs[patch_dir]  = pkgs[patch_dir] " " pkg
+	dirs = dirs " " patch_dir
+}
+
+$1 == "CONFIG:" {
+	pkg = $2
+	config = $3
+	configs[pkg] = configs[pkg] " " config
+}
+
+function dump_file(src, dst, tmp) {
+	if (!src)
+		return
+
+	old_RS = RS
+	RS = "^$"
+	getline tmp < src
+	printf "%s", tmp >> dst
+	RS = old_RS
+	close(src)
+	close(dst)
+}
+
+END {
+	for (pkg in configs) {
+		config = configs[pkg]
+		f1 = PTXDIST_TEMPDIR "/pkghash-" pkg
+		split(configs[pkg], cfgs)
+		asort(cfgs, cfgs)
+		for (config in cfgs)
+			dump_file(cfgs[config], f1)
+	}
+	command = "find " dirs " -type f ! -name '.*' -printf '%H %P\\n'"
+	while (command | getline)
+		files[$1] = files[$1] " " $2
+	close(command)
+	for (dir in pkgs) {
+		split(pkgs[dir], list, " ")
+		split(files[dir], file_list, " ")
+		asort(file_list, file_list)
+		for (pkg in list) {
+			pkg = list[pkg]
+			f1 = PTXDIST_TEMPDIR "/pkghash-" pkg
+			f2 = PTXDIST_TEMPDIR "/pkghash-" pkg "_EXTRACT"
+			for (file in file_list) {
+				file = dir "/" file_list[file]
+				dump_file(file, f1)
+				dump_file(file, f2)
+			}
+		}
+	}
+}