tup: decompose setup hook into more functions

This makes it possible to call the body of the configure and build
phases without calling or changing the order of other hooks.

pkgs/development/tools/build-managers/tup/setup-hook.sh pkgs/by-name/tu/tup/setup-hook.sh

···
 #!/bin/sh
 
-tupConfigurePhase() {
-    runHook preConfigure
-
+tupConfigure() {
     echo -n CONFIG_TUP_ARCH= >> tup.config
     case "$system" in
     "i686-*")      echo i386 >> tup.config;;
···
 
     tup init
     tup generate --verbose tupBuild.sh
+}
 
+tupConfigurePhase() {
+    runHook preConfigure
+    tupConfigure
     runHook postConfigure
 }
 
···
     configurePhase=tupConfigurePhase
 fi
 
-
-tupBuildPhase() {
-    runHook preBuild
-
+tupBuild() {
     pushd .
     ./tupBuild.sh
     popd
+}
 
+tupBuildPhase() {
+    runHook preBuild
+    tupBuild
     runHook postBuild
 }
 

pkgs/top-level/all-packages.nix

···
 
   tp-auto-kbbl = callPackage ../tools/system/tp-auto-kbbl { };
 
-  tup = callPackage ../development/tools/build-managers/tup { };
-
   turtle-build = callPackage ../development/tools/build-managers/turtle-build { };
 
   tusk = callPackage ../applications/office/tusk { };