Use inigrep__mkpath to assemble FFOO_INIGREP_PATH

Minimize the "built part" and code repetition among saturnin "clones".

src/bin/saturnin.skel

@@ -2,49 +2,22 @@
 
 . $(ffoom path) || exit 3
 
+ffoo import exit
+ffoo import inigrep
+ffoo import pretty
+
 #
 # =====BEGIN BUILT PART=====
 #
 
-inigrep_modules() {
-    #
-    # Find existing modules (ini.d sub-folders)
-    #
-    test -d "$1" || return 0
-    find -L "$1" -mindepth 1 -maxdepth 1 -type d \
-      | LC_ALL=C sort
-}
-
-inigrep_mkpath() {
-    #
-    # Assemble list of config paths for FFOO_INIGREP_PATH (path per line)
-    #
-    local userd     # user'd modular config (~/.xyz/ini.d)
-    local user      # user's generic config
-    local lcal      # local admin provided config
-    local distd     # distribution-provided config (always modular)
-    local path      # one path item
-    userd="__SATURNIN_CONFIG_USER__/ini.d"
-    user="__SATURNIN_CONFIG_USER__"
-    lcal="__SATURNIN_CONFIG_LOCAL__"
-    distd="__SATURNIN_SHARE__/ini.d"
-    {
-        inigrep_modules "$userd"
-        echo "$user"
-        echo "$lcal"
-        inigrep_modules "$distd"
-    } \
-      | while read path;
-        do
-            test -z "$path" && continue
-            echo -n "$path:"
-        done
-}
+FFOO_INIGREP_PATH="$(
+    inigrep__mkpath \
+        __SATURNIN_CONFIG_USER__/ini.d \
+        __SATURNIN_CONFIG_USER__ \
+        __SATURNIN_CONFIG_LOCAL__ \
+        __SATURNIN_SHARE__/ini.d
+)"
 
-export FFOO_INIGREP_PATH FFOO_PATH FFOO_PRETTY_USAGE \
-       SATURNIN_VERSION SATURNIN_CACHE_HOME
-
-FFOO_INIGREP_PATH="$(inigrep_mkpath)"
 FFOO_PATH="__SATURNIN_FFOO_DIR__"
 FFOO_PRETTY_USAGE="subcommand"
 SATURNIN_CACHE_HOME="__SATURNIN_CACHE_HOME__"
@@ -55,9 +28,8 @@ SATURNIN_VERSION="__VERSION__"
 # =====END BUILT PART=====
 #
 
-ffoo import exit
-ffoo import inigrep
-ffoo import pretty
+export FFOO_INIGREP_PATH FFOO_PATH FFOO_PRETTY_USAGE \
+       SATURNIN_VERSION SATURNIN_CACHE_HOME
 
 usage() {
     mkusage "[-d|-v] command [args...]" \