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-rwxr-xr-xlib/mysql-functions41
1 files changed, 41 insertions, 0 deletions
diff --git a/lib/mysql-functions b/lib/mysql-functions
index a4cca4e..2ae5832 100755
--- a/lib/mysql-functions
+++ b/lib/mysql-functions
@@ -1142,3 +1142,44 @@ mysql_query_create_toolchain_order() {
printf ' SELECT `toolchain_order`.`number`,`toolchain_order`.`pkgbase`'
printf ' FROM `toolchain_order`;\n'
}
+
+# mysql_update_versions_ordering
+# calculate the correct ordering of `versions` entries
+mysql_update_versions_ordering() {
+ ( # new shell is intentional
+ tmp_file=$(mktemp "${work_dir}/tmp.mysql-functions.mysql_update_versions_ordering.XXXXXX")
+ trap 'rm "${tmp_file}"' EXIT
+ {
+ printf 'SELECT '
+ printf 'CONCAT('
+ printf '`versions`.`epoch`,":",'
+ printf '`versions`.`version`'
+ printf '),'
+ printf '`versions`.`id`'
+ printf ' FROM `versions`;\n'
+ } | \
+ mysql_run_query | \
+ expand_version 1 | \
+ sort -k1V,1 | \
+ cat -n | \
+ sed '
+ s/^\s*\([0-9]\+\)\s\+\S\+\s\+\([0-9]\+\)$/\1\t\2/
+ ' > \
+ "${tmp_file}"
+ {
+ printf 'CREATE TEMPORARY TABLE `v`('
+ printf '`id` BIGINT,'
+ printf '`order` BIGINT,'
+ printf 'PRIMARY KEY `id`(`id`)'
+ printf ');\n'
+ printf 'LOAD DATA LOCAL INFILE "%s" INTO TABLE `v`(`order`,`id`);\n' \
+ "${tmp_file}"
+ printf 'UPDATE `versions`'
+ printf ' JOIN `v`'
+ printf ' ON `v`.`id`=`versions`.`id`'
+ printf ' SET `versions`.`order`=`v`.`order`;\n'
+ printf 'DROP TEMPORARY TABLE `v`;\n'
+ } | \
+ mysql_run_query
+ )
+}