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authorErich Eckner <git@eckner.net>2017-03-18 15:42:04 +0100
committerErich Eckner <git@eckner.net>2017-03-18 15:42:04 +0100
commit66f2c4d6b82bbc64f6dd33e6abd8b94ab0435104 (patch)
treee1b3ffb506fcbdc711a8fb519dc851e302f15955
parente3a154e67d3997b04ba7ec5ee749b3d109908575 (diff)
bin/get-package-updates should be (mostly) done
-rwxr-xr-xbin/get-package-updates104
1 files changed, 104 insertions, 0 deletions
diff --git a/bin/get-package-updates b/bin/get-package-updates
index 119f41d..c08791c 100755
--- a/bin/get-package-updates
+++ b/bin/get-package-updates
@@ -17,6 +17,22 @@ repo_paths["community"]="/usr/src/archlinux/community"
base_dir="$(dirname "$(readlink -f "$0")")/.."
+# find the PKGBUILD of a given package in a given repository
+# TODO:
+# include repository of package customizations
+
+find_pkgbuild() {
+
+ for prefix in "${repo_paths["packages"]}" "${repo_paths["community"]}"; do
+ [ -d "${prefix}/$1" ] || continue
+ ls "${prefix}/$1/repos/$2-"*"/PKGBUILD" 2> /dev/null && break
+ done | \
+ tr ' ' '\n' | \
+ grep -v -- '-\(staging\|testing\)-[^/]\+/PKGBUILD$' | \
+ sort | \
+ tail -n1
+}
+
# Create a lock file for build list.
exec 9>"${lock_file}"
@@ -78,6 +94,94 @@ done | \
# TODO:
# Put the list in the proper build order.
+declare -A packages_built
+declare -A packages_needed
+
+while read -r package dummy repository; do
+ PKGBUILD="$(find_pkgbuild "${package}" "${repository}")"
+
+ if [ ! -r "${PKGBUILD}" ]; then
+ echo "'${package}'" "'${repository}'" "'${PKGBUILD}'"
+ exit 1
+ fi
+
+ content="$(
+ sed 's|#.*$||;s|^\s\+||;s|\s\+$||;/^$/d' "${PKGBUILD}" | \
+ sed '
+ :begin;
+ $!N;
+ s@^\([^=]\+=([^)]*\)\n\(.*\)$@\1 \2@;
+ tbegin;
+ P;
+ D
+ '
+ )"
+
+ packages_built["${package}"]="$(
+ echo "${content}" | \
+ grep '^provides=\|^pkgname=' | \
+ sed 's|^[^=]\+=||; s|=.*$||' | \
+ tr "' ()\"" '\n' | \
+ sort -u | \
+ sed '/^$/d'
+ )"
+
+ packages_needed["${package}"]="$(
+ (
+ echo "${content}" | \
+ grep '^depends=\|^makedepends=' | \
+ sed 's|^[^=]\+=||; s|>\?=.*$||' | \
+ tr "' ()\"" '\n' | \
+ sort -u | \
+ sed '/^$/d'
+ echo "${packages_built["${package}"]}" | \
+ sed 'p'
+ ) | \
+ sort | \
+ uniq -u
+ )"
+
+done < "${base_dir}/work/build-list"
+
+rm -f "${base_dir}/work/build-list.new"
+
+while [ ${#packages_built[@]} -gt 0 ]; do
+
+ found_something=false
+
+ for package in "${!packages_built[@]}"; do
+
+ if [ -z "$(
+ (
+ echo "${packages_needed["${package}"]}"
+ echo "${!packages_built[@]}" | \
+ tr ' ' '\n'
+ ) | \
+ sort | \
+ uniq -d
+ )" ]; then
+ grep "^${package} " "${base_dir}/work/build-list" >> \
+ "${base_dir}/work/build-list.new"
+ unset packages_built["${package}"]
+ unset packages_needed["${package}"]
+ found_something=true
+ fi
+ done
+
+ if ${found_something}; then
+ continue
+ fi
+
+ >&2 echo 'uaagh: there seem to be cyclic dependencies - I give up.'
+ >&2 echo "packages left: ${!packages_built[@]}"
+
+# TODO: Break circular dependencies
+
+ exit 1
+done
+
+mv "${base_dir}/work/build-list.new" "${base_dir}/work/build-list"
+
# Write the current git revision numbers to files.
for repo in "${!repo_paths[@]}"; do