1 files changed, 103 insertions, 0 deletions
diff --git a/configure b/configure
new file mode 100755
index 000000000..72abed07d
--- /dev/null
+++ b/configure
@@ -0,0 +1,103 @@
+#!/bin/sh -e
+
+HERE="$(dirname $(readlink -f ${0}))";
+
+##
+# Full list of all possible repositories.
+#
+repos=$(grep -v ^# <<EOF
+system
+user
+legacy
+experimental
+EOF
+);
+
+##
+# Do not build any repos by default.
+#
+build="";
+
+##
+# Usage.
+#
+usage ()
+{
+    printf "Usage: %s OPTION [OPTION] ...\n" "${0}";
+
+    printf "\nOptions:\n\n";
+    cat <<"EOF"
+    --simulate      Sleep 1 second instead of build
+EOF
+
+    printf "\nRepositories:\n\n";
+    for k in ${repos}; do
+        printf "    --enable-%s\n" "${k}";
+    done
+    printf "\n";
+}
+
+##
+# Enable repositories only explicitly.
+#
+_find=;
+_fake=0; # default not a simulation
+for arg; do
+    case "${arg}" in
+        --enable-*)
+            for repo in ${repos}; do
+                _find=0;
+                if test "${arg##*-}" = "${repo}"; then
+                    build="${build} ${repo}";
+                    _find=1;
+                    break;
+                fi
+            done
+            if test ${_find} -eq 0; then
+                printf "E: Repository '%s' is not supported!\n" "${arg##*-}";
+                exit 1;
+            fi
+            ;;
+        --simulate)
+            _fake=1;
+            ;;
+        *)
+            printf "E: Option '%s' is not supported!\n" "${arg}";
+            exit 1;
+            ;;
+    esac
+done
+
+##
+# Sorted order.
+#
+build=$(printf "%s\n" "${build}" | tr ' ' '\n' | sort | uniq | xargs);
+
+##
+# Sanity checks.
+#
+if test "${#build}" -eq 0; then
+    usage;
+    exit 0;
+fi
+
+##
+# Generate Makefile.
+#
+printf "Generating subpackage index ...\n";
+"${HERE}"/scripts/setup;
+printf "Generating dependency list ...\n";
+"${HERE}"/scripts/deplist ${build} | "${HERE}"/scripts/genmake ${_fake};
+
+##
+# Generate report.
+#
+printf "\nSuccess!\n\n";
+
+_numpkgs=$(grep -E '^.*/.*:' "${HERE}"/Makefile | wc -l);
+printf "    Packages\t: %s\n" "${_numpkgs}";
+printf "\n";
+
+if test ${_fake} -eq 1; then
+    printf "SIMULATION ONLY! NO PACKAGES WILL BE BUILT!\n\n";
+fi