bin/nit-picker,lib/common-functions: separate extract_dependencies_from_package() for external reuse

1 files changed, 39 insertions, 0 deletions

diff --git a/lib/common-functions b/lib/common-functions
index 421fe50..f2f1243 100755
--- a/lib/common-functions
+++ b/lib/common-functions
@@ -1045,3 +1045,42 @@ update_blocked_packages_count() {
       mysql_run_query 'unimportant'
   )
 }
+
+# extract_dependencies_from_package $pkgfile $depfile
+# extract make-, run- and check-depends from $pkgfile into $depfile
+# format: deptype install_target version_relation epoch version
+extract_dependencies_from_package() {
+  mysql_load_min_and_max_versions
+  {
+    bsdtar -Oxf "$1" '.PKGINFO' \
+    | sed '
+      s/^checkdepend = /check /
+      t
+      s/^depend = /run /
+      t
+      s/^makedepend = /make /
+      t
+      d
+    ' \
+    | sed '
+      s/\(=\|[<>]=\?\)\([^-]\+\)\(-[^-]\+\)\?$/ \1 \2/
+      t
+      s/$/ >= '"${min_version}"'/
+    ' \
+    | sed '
+      s/:\(\S\+\)$/ \1/
+      t
+      s/ \(\S\+\)$/ 0 \1/
+    '
+    # inject base & base-devel
+    printf ' >= %s\n' \
+      "${min_version}" \
+    | tr ':' ' ' \
+    | sed '
+      s/^.*$/run base\0\nmake base-devel\0/
+    '
+  } \
+  | tr '[:upper:]' '[:lower:]' \
+  | sort -u \
+  > "$2"
+}