From 1c7e4ba3944d835bc268d3ec081085ffafe2b600 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pjm@nac.net>
Date: Mon, 29 Jul 2013 09:43:30 -0400
Subject: update_feeds(): Remove empty feeds.

---
(limited to 'lib')

diff --git a/lib/index.sh b/lib/index.sh
index 5fcaf5c..28d053c 100644
--- a/lib/index.sh
+++ b/lib/index.sh
@@ -86,41 +86,53 @@ feed_remove_package()
 
 update_feeds()
 {
-	local script=
 	local suite_dirent=
+	local chan=
+	local dist=
+	local suite=
 	local archplat_dirent=
+	local plat=
+	local arch=
+	local archplat=
 	local sect_dirent=
-	local feed=
+	local sect=
 	local hash_dirent=
 	local idx=
 
-	script='s|^.*//*\(..*\)_\(..*\)//*\(..*\)_\(..*\)//*\(..*\)/$'
-	script="${script}|${opt_base_dir}/feeds/"'\1/\2/\3/\4/\5|'
-
 	# For each suite:
 	for suite_dirent in "${opt_base_dir}/feeds/.db/"*_*/; do
 		if [ ! -d "${suite_dirent}" ]; then
 			continue
 		fi
+		chan="${suite_dirent%/}"
+		chan="${chan##*/}"
+		dist="${chan##*_}"
+		chan="${chan%_*}"
+		suite="${opt_base_dir}/feeds/${chan}/${dist}"
 		# For each archplat:
 		for archplat_dirent in "${suite_dirent}/"*_*/; do
 			if [ ! -d "${archplat_dirent}" ]; then
 				continue
 			fi
+			plat="${archplat_dirent%/}"
+			plat="${plat##*/}"
+			arch="${plat##*_}"
+			plat="${plat%_*}"
+			archplat="${suite}/${plat}/${arch}"
 			# For each section:
 			for sect_dirent in "${archplat_dirent}/"*/; do
 				if [ ! -d "${sect_dirent}" ]; then
 					continue
 				fi
-				# Get the feed path from the index path.
-				feed="$(printf '%s\n' "${sect_dirent}" | \
-					sed "${script}")"
+				sect="${sect_dirent%/}"
+				sect="${sect##*/}"
+				sect="${archplat}/${sect}"
 				# For each package name hash:
 				for hash_dirent in "${sect_dirent}/"*; do
 					if [ ! -f "${hash_dirent}" ]; then
 						continue
 					fi
-					idx="${feed}/.db/${hash_dirent##*/}"
+					idx="${sect}/.db/${hash_dirent##*/}"
 					# Ensure there are still packages here.
 					if [ -d "${idx}/info" ]; then
 						cat "${idx}/info/"*.control \
@@ -132,19 +144,24 @@ update_feeds()
 					rm -f "${hash_dirent}"
 				done
 				# Ensure there are still packages here.
-				if ! try_rmdir "${feed}/.db"; then
-					cat "${feed}/.db/"*/Packages \
-						>"${feed}/Packages~"
-					mv "${feed}/Packages~" \
-						"${feed}/Packages"
+				if ! try_rmdir "${sect}/.db"; then
+					cat "${sect}/.db/"*/Packages \
+						>"${sect}/Packages~"
+					mv "${sect}/Packages~" \
+						"${sect}/Packages"
 				else
-					>"${feed}/Packages"
+					rm -f "${sect}/Packages"
 				fi
 				rmdir "${sect_dirent}"
+				try_rmdir "${sect}"
 			done
 			rmdir "${archplat_dirent}"
+			try_rmdir "${archplat}"
+			try_rmdir "${archplat%/*}"
 		done
 		rmdir "${suite_dirent}"
+		try_rmdir "${suite}"
+		try_rmdir "${suite%/*}"
 	done
 
 	return 0
--
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