From: Nathan Wagner <nw@hydaspes.if.org>
Date: Mon, 26 Nov 2018 03:09:40 +0000 (+0000)
Subject: add merge options for updating repositories
X-Git-Tag: v0.3.0~34
X-Git-Url: https://pd.if.org/git/?p=zpackage;a=commitdiff_plain;h=2108b1830fa193b51e77dc159800c2343da96fe8

add merge options for updating repositories
---

diff --git a/zpm-merge b/zpm-merge
index 263ac40..f2c26e7 100755
--- a/zpm-merge
+++ b/zpm-merge
@@ -19,13 +19,15 @@ mergefiles=0
 mergescripts=1
 mergeall=1
 update=0
+remove_older=0
+only_if_newer=0
 
 target=${ZPMDB:=/var/lib/zpm/local.db}
 
 # TODO option to only update if new
 # new is hash is different or build time is later
 # TODO option to merge all packages found in pkgfile
-while getopts :f:vd:FSs:au opt; do
+while getopts :f:vd:FSs:auon opt; do
 	case $opt in
 		f) pkgfile="$OPTARG" ;;
 		v) verbose=1 ;;
@@ -35,7 +37,8 @@ while getopts :f:vd:FSs:au opt; do
 		s) newstatus="$OPTARG" ;;
 		a) mergeall=1 ;;
 		u) update=1 ;;
-
+		o) remove_older=1 ;;
+		n) only_if_newer=1 ;;
 		*) echo 'zpm-merge unknown option' $OPTARG; exit 1 ;;
 	esac
 done
@@ -118,6 +121,9 @@ mergeone() {
 	if [ $update -eq 1 ]; then
 		printf "delete from packages_pkgid where pkgid = '%s';\n" "$pkgid"
 	fi
+	if [ $remove_older -eq 1 ]; then
+		printf "delete from packages_pkgid where pkgid < '%s' collate vercmp;\n" "$pkgid"
+	fi
 	printf "insert or rollback into packages select * from remote.packages P %s;\n" "$where"
 	printf "insert or rollback into packagefiles select * from remote.packagefiles P %s;\n" "$where"
 	printf "insert or rollback into scripts select * from remote.scripts P %s;\n" "$where"
@@ -154,9 +160,33 @@ if [ $update -eq 0 ]; then
 	fi
 fi
 
+check_newer() {
+	pkg=$1
+	package=$(zpm parse -n "$pkg")
+	newer=$(zpm shell "$target" "select 1 from packages_pkgid where '$pkg' > (select max(pkgid) collate vercmp from packages_pkgid where package = '$package')")
+	if [ "$newer" = '1' ]; then
+		return 0;
+	fi
+	return 1
+}
+
+mlist="$pkglist"
+if [ $only_if_newer -eq 1 ]; then
+	mlist=
+	for pkgid in $pkglist; do
+		if check_newer "$pkgid" ; then
+			mlist="$mlist $pkgid"
+		fi
+	done
+	if [ -z "$mlist" ]; then
+		exit 0
+	fi
+fi
+
 # TODO file tags and package tags
 {
 	printf ".bail on\n"
+	printf ".echo on\n"
 	printf "attach '%s' as remote;\n" "$pkgfile"
 	printf "begin;\n"