Fixed SHELL setting to work also when resuming failed builds.

CLFS/master.sh

@@ -824,6 +824,7 @@ mk_BLFS_TOOL: mk_CUSTOM_TOOLS
 SETUP:        $host_prep
 AS_LUSER:     $cross_tools $temptools
 SUDO:	      $orphan_scripts
+CHROOT_JAIL:  SHELL=/tools/bin/bash
 CHROOT_JAIL:  ${chroottools} $testsuitetools $basicsystem  $bootscripttools  $bootabletools
 CUSTOM_TOOLS: $custom_list
 BLFS_TOOL:    $blfs_tool
@@ -926,6 +927,7 @@ mk_BLFS_TOOL: mk_CUSTOM_TOOLS
 SETUP:        $host_prep
 AS_LUSER:     $cross_tools $temptools ${boottools}
 SUDO:	      $orphan_scripts
+AS_ROOT:      SHELL=/tools/bin/bash
 AS_ROOT:      $testsuitetools $basicsystem $bootscripttools $bootabletools
 CUSTOM_TOOLS: $custom_list
 BLFS_TOOL:    $blfs_tool

HLFS/master.sh

@@ -597,6 +597,7 @@ mk_BLFS_TOOL: mk_CUSTOM_TOOLS
 SETUP:        $chapter3
 LUSER:        $chapter5
 SUDO:         $runasroot
+CHROOT:       SHELL=/tools/bin/bash
 CHROOT:       $chapter6
 BOOT:         $chapter7
 CUSTOM_TOOLS: $custom_list

LFS/master.sh

@@ -467,6 +467,7 @@ mk_BLFS_TOOL: mk_CUSTOM_TOOLS
 SETUP:        $chapter4
 LUSER:        $chapter5
 SUDO:         $runasroot
+CHROOT:       SHELL=/tools/bin/bash
 CHROOT:       $chapter6
 BOOT:         $chapter78
 CUSTOM_TOOLS: $custom_list

common/libs/func_wrt_Makefile

@@ -14,11 +14,8 @@ wrt_Makefile_header() {            #
 #
 # Generated on `date "+%F %X %Z"`
 
-ifeq (\$(shell [ -x /bin/bash ] && echo /bin/bash),/bin/bash)
-  SHELL = /bin/bash
-else
-  SHELL = /tools/bin/bash
-endif
+
+SHELL = /bin/bash
 
 SRC            = /sources
 MOUNT_PT       = $BUILDDIR