#!/bin/sh

# a poor man's universal driver (but stay tuned...)

error_msg()

{

	echo $@ >&2

}

mb_cc=

mb_ar=

mb_source_dir=

mb_project_dir=

mb_sysroot=

# one: args

for arg ; do

	case "$arg" in

		--help)	usage

			;;

		--cc=*)

			mb_cc=${arg#*=}

			;;

		--ar=*)

			mb_ar=${arg#*=}

			;;

		--source-dir=*)

			mb_source_dir=${arg#*=}

			;;

		--project-dir=*)

			mb_project_dir=${arg#*=}

			;;

		--sysroot=*)

			mb_sysroot=${arg#*=}

			;;

		*)

			error_msg ${arg#}: "unsupported config argument."

			exit 2

			;;

	esac

done

if [ -z "$mb_cc" ] || [ -z "$mb_ar" ]           \

		   || [ -z "$mb_source_dir" ]   \

		   || [ -z "$mb_project_dir" ]; then

	usage

fi

# two: clean

make -s clean || exit 1

# three: init

echo '@echo on'

echo '@dir . > nul'

echo

echo

echo 'REM override variables either here or from the shell'

echo 'set source_dir=%source_dir%'

echo 'set sysroot=%sysroot%'

echo

echo

# four: build tree

cmd_abort_on_error='@if %errorlevel% neq 0 exit /b %errorlevel%'

sysroot_include_arg='-I%sysroot%/include'

dirs=`make dirs.tag tree.tag                    \

	 | grep -v 'make\[1\]:'                 \

	 | grep -v 'touch dirs.tag'             \

	 | grep -v 'touch tree.tag'             \

	 | sed                                  \

		-e 's/mkdir -p//g'              \

		-e 's@/@\\\\@g'`

for d in $dirs; do

	printf 'if not exist %-20smkdir %s\n' "$d" "$d"

done

echo

echo "$cmd_abort_on_error"

echo

# five: build objects

make shared-objs static-objs app-objs                           \

	 | grep -v 'make\[1\]:'                                 \

	 | grep -v "$mb_project_dir/sysinfo/host"               \

	 | grep -v 'touch dirs.tag'                             \

	 | grep -v 'touch host.tag'                             \

	 | grep -v 'touch version.tag'                          \

	 | grep -v 'touch app.tag'                              \

	 | sed                                                  \

		-e 's@'"$mb_cc -c "'@cl /nologo -c @'           \

		-e 's@ '"$mb_source_dir"'@ %source_dir%@'       \

		-e 's@-I'"$mb_source_dir"'@-I%source_dir%@g'    \

		-e 's@-ffreestanding@/X /GS-@g'                 \

		-e 's@-o @/Fo:@g'                               \

		-e 's@-std=c99 @@g'                             \

		-e 's@-fPIC@@g'                                 \

		-e 's@-fpic@@g'                                 \

		-e 's@-g @/Zi @g'                               \

		-e 's@-g0 @/Zi @g'                              \

		-e 's@-g1 @/Zi @g'                              \

		-e 's@-g2 @/Zi @g'                              \

		-e 's@-g3 @/Zi @g'                              \

		-e 's@-O @/O2 @g'                               \

		-e 's@-Os @/O1 @g'                              \

		-e 's@-O0 @/Od @g'                              \

		-e 's@-O1 @/O2 @g'                              \

		-e 's@-O2 @/O2 @g'                              \

		-e 's@-O3 @/O2 @g'                              \

		-e 's@-Wall @/Wall @g'                          \

		-e 's@-Werror @/WX @g'                          \

		-e 's@-Wextra @@g'                              \

		-e 's@-Wundef @/Wall @g'                        \

		-e 's@'"$mb_sysroot "'@ @'                      \

		-e 's,$, -I%sysroot%/include\n\n'"$cmd_abort_on_error"'\n,g'

echo

echo '@echo.'

echo '@echo clbuild: successfully built: shared-objs static-objs app-objs.'

echo '@echo.'

echo

# six: create static archive

make static                                             \

	 | grep -v 'make\[1\]:'                         \

	 | grep -v "rm -f "                             \

	 | sed                                          \

		-e 's@'"$mb_ar"' rcs @lib /out:@'       \

		-e 's,$, /nologo\n,g'

echo

echo "$cmd_abort_on_error"

echo

echo

echo '@echo.'

echo '@echo clbuild: successfully created: static archive.'

echo '@echo.'

echo

# seven: link shared library

make LDFLAGS_IMPLIB= LDFLAGS_SONAME= shared-lib                 \

	 | grep -v 'make\[1\]:'                                 \

	 | sed                                                  \

		-e 's@'"$mb_cc"' -shared @link /dll /nologo @'  \

		-e 's@-o @/out:@g'                              \

		-e 's@ -L@ /libpath:@g'                         \

		-e  's/^ -l\(.\+\)$/\1.lib/'                    \

		-e 's@-nostdlib @/nodefaultlib @g'              \

		-e 's@-Wl,--subsystem=@/subsystem:@g'           \

		-e 's@-Wl,--entry -Wl,'"''"'@/entry:@g'         \

		-e 's@-Wl,--entry -Wl,@/entry:@g'               \

		-e 's@-Wl,--no-undefined@@g'                    \

		-e 's@-Wl,--exclude-all-symbols@@g'             \

		-e 's@'"$mb_sysroot "'@ @'                      \

echo

echo "$cmd_abort_on_error"

echo

echo

echo '@echo.'

echo '@echo clbuild: successfully linked: shared library.'

echo '@echo.'

echo

echo

echo '@echo.'

echo '@echo yay.'

echo '@echo.'

echo

# all done

exit 0