Modify the script to solve problem with e32path and change all / to \ to allow to build rom image without any errors!!
# component name "Kernel Architecture 2"
component base_e32
source \sf\os\kernelhwsrv\kernel\eka\bmarm
source \sf\os\kernelhwsrv\kernel\eka\bwins
source \sf\os\kernelhwsrv\kernel\eka\bx86
source \sf\os\kernelhwsrv\kernel\eka\bx86gcc
source \sf\os\kernelhwsrv\kernel\eka\documentation
source \sf\os\kernelhwsrv\kernel\eka\eabi
source \sf\os\kernelhwsrv\kernel\eka\include
source \sf\os\kernelhwsrv\kernel\eka\kernel
source \sf\os\kernelhwsrv\kernel\eka\klib
source \sf\os\kernelhwsrv\kernel\eka\memmodel
source \sf\os\kernelhwsrv\kernel\eka\nkern
source \sf\os\kernelhwsrv\kernel\eka\nkernsmp
source \sf\os\kernelhwsrv\kernel\eka\personality
source \sf\os\kernelhwsrv\kernel\eka\rombuild
source \sf\os\kernelhwsrv\kernel\eka\drivers\paging
source \sf\os\kernelhwsrv\kernel\eka\drivers\pipe
source \sf\os\kernelhwsrv\kernel\eka\base_e32.mrp
source \sf\os\kernelhwsrv\kernel\eka\base.bld
source \sf\os\kernelhwsrv\kernel\eka\bld.inf
source \sf\os\kernelhwsrv\kernel\eka\configure.pl
source \sf\os\kernelhwsrv\kernel\eka\doit.cmd
source \sf\os\kernelhwsrv\kernel\eka\generic.inf
source \sf\os\kernelhwsrv\kernel\eka\release.txt
source \sf\os\kernelhwsrv\kernel\eka\release_old.txt
source \sf\os\kernelhwsrv\kernel\eka\tests.cmd
source \sf\os\kernelhwsrv\kernel\eka\distribution.policy.s60
binary \sf\os\kernelhwsrv\kernel\eka all
exports \sf\os\kernelhwsrv\kernel\eka
-export_file \sf\os\kernelhwsrv\kernel\eka\include\dummy_genexec_hr.zip \epoc32\include\platform\exec_enum.h
-export_file \sf\os\kernelhwsrv\kernel\eka\include\dummy_genexec_hr.zip \epoc32\include\platform\exec_user.h
-export_file \sf\os\kernelhwsrv\kernel\eka\include\dummy_genexec_hr.zip \epoc32\include\platform\kernel\exec_kernel.h
notes_source \component_defs\release.src
binary \epoc32\include\platform\exec_enum.h
binary \epoc32\include\platform\exec_user.h
binary \epoc32\include\platform\kernel\exec_kernel.h
ipr D
ipr D \sf\os\kernelhwsrv\kernel\eka\include\memmodel\epoc\multiple\arm
# ARM have given permission to redistribute on DevKits and CustKits.
ipr D \sf\os\kernelhwsrv\kernel\eka\memmodel\epoc\multiple\arm
# ARM have given permission to redistribute on DevKits and CustKits.
ipr T \sf\os\kernelhwsrv\kernel\eka\personality