#!/bin/sh

LC_ALL=C

export LC_ALL

test -z "$srcdir" && srcdir=.

test -z "$MAKE" && MAKE=make

stat=0

if which nm 2>/dev/null >/dev/null; then

	:

else

	echo "check-defs.sh: 'nm' not found; skipping test"

	exit 77

fi

defs="harfbuzz.def"

$MAKE $defs > /dev/null

tested=false

for def in $defs; do

	lib=`echo "$def" | sed 's/[.]def$//;s@.*/@@'`

	so=.libs/lib${lib}.so

	EXPORTED_SYMBOLS="`nm "$so" | grep ' [BCDGINRSTVW] .' | grep -v ' _fini\>\| _init\>\| _fdata\>\| _ftext\>\| _fbss\>\| __bss_start\>\| __bss_start__\>\| __bss_end__\>\| _edata\>\| _end\>\| _bss_end__\>\| __end__\>\| __gcov_flush\>\| llvm_' | cut -d' ' -f3`"

	if test -f "$so"; then

		echo "Checking that $so has the same symbol list as $def"

		{

			echo EXPORTS

			echo "$EXPORTED_SYMBOLS"

			# cheat: copy the last line from the def file!

			tail -n1 "$def"

		} | diff "$def" - >&2 || stat=1

		tested=true

	fi

done

if ! $tested; then

	echo "check-defs.sh: libharfbuzz shared library not found; skipping test"

	exit 77

fi

exit $stat