#!/bin/sh

LANG=C

test -z "$srcdir" && srcdir=.
status=0

echo Checking documentation blocks for missing decorators

FILES=`find "$srcdir" -name '*.h' -or -name '*.c' -or -name '*.cpp'`

enum_regexp='^\([/ ][*] .*[^%@]\)\<\(FALSE\|TRUE\|NULL\|CAIRO_[0-9A-Z_]*[^(0-9A-Z_]\)'
if grep "$enum_regexp" $FILES; then
	status=1
	echo Error: some macros in the docs are not prefixed by percent sign.
	echo Fix this by running the following sed command as many times as needed:
	echo "	sed -i 's@$enum_regexp@\\1%\\2@' *.h *.c *.cpp"
fi

type_regexp='^[/ ][*]\( .*[^#]\| \)\<\(cairo[0-9a-z_]*_t\>\($\|[^:]$\|[^:].\)\)'
if grep "$type_regexp" $FILES; then
	status=1
	echo Error: some type names in the docs are not prefixed by hash sign,
	echo neither are the only token in the doc line followed by collon.
	echo Fix this by searching for the following regexp in the above files:
	echo "	'$type_regexp'"
fi

func_regexp='^\([/ ][*] .*[^#]\)\<\(cairo_[][<>/0-9a-z_]*\> \?[^][ <>(]\)'
if grep "$func_regexp" $FILES; then
	status=1
	echo Error: some function names in the docs are not followed by parantheses.
	echo Fix this by searching for the following regexp in the above files:
	echo "	'$func_regexp'"
fi

note_regexp='NOTE'
if grep "$note_regexp" $FILES; then
	status=1
	echo Error: some source files contain the string 'NOTE'.
	echo Be civil and replace it by 'Note' please.
fi

exit $status