#!/bin/sh
# $NetBSD: libevent2netbsd,v 1.3 2021/04/07 03:36:48 christos Exp $

# Extract the new tarball and rename the libevent-X.Y.Z directory
# to dist.  Run this script and check for additional files and
# directories to prune, only relevant content is included.
#
# lib/ is built as SUBDIR from lib/Makefile, and
# the regression tests are used from tests/lib/libevent
#
# Use the following template to import
#  cvs import src/external/bsd/libevent/dist LIBEVENT libevent-X-Y-Z-stable
#
# don't forget to bump the shlib version in Makefile.inc and
# commit the include/ files
# XXX: Automate the man page generation

if [ -z "$1" ]
then
    echo "Usage $0 <dir>" 1>&2
    exit 1
fi

case $1 in
/*)
	d=$1;;
*)
	d=$(pwd)/$1;;
esac

if [ -f $d/configure ]; then
	mkdir -p tmp
	cd tmp
	$d/configure
	make include/event2/event-config.h
	sed -e '
/_EVENT_SIZEOF_SIZE_T/ {
	a\
#ifdef _LP64\
#define _EVENT_SIZEOF_SIZE_T 8\
#else\
#define _EVENT_SIZEOF_SIZE_T 4\
#endif
	d
}
/_EVENT_SIZEOF_LONG_LONG/ {
	a\
#define _EVENT_SIZEOF_LONG_LONG 8
	d
}
/_EVENT_SIZEOF_LONG/ {
	a\
#ifdef _LP64\
#define _EVENT_SIZEOF_LONG 8\
#else\
#define _EVENT_SIZEOF_LONG 4\
#endif
	d
}
/_EVENT_SIZEOF_PTHREAD_T/ {
	a\
#ifdef _LP64\
#define _EVENT_SIZEOF_PTHREAD_T 8\
#else\
#define _EVENT_SIZEOF_PTHREAD_T 4\
#endif
	d
}
/_EVENT_SIZEOF_VOID_P/ {
	a\
#ifdef _LP64\
#define _EVENT_SIZEOF_VOID_P 8\
#else\
#define _EVENT_SIZEOF_VOID_P 4\
#endif
	d
}' < include/event2/event-config.h > ../include/event2/event-config.h
	cd ..
	rm -Rf tmp
fi

echo "Removing RCS tags..."
cleantags $d

echo "Adding RCS tags .."
for f in $(grep -RL '\$NetBSD.*\$' $d include | grep -v CVS); do
	case $f in
	*.c)
		sed -e '1i\
/*	\$NetBSD\$	*/

' -e '/#include "event2\/event-config.h"/ {
    a\
#include <sys/cdefs.h>\
__RCSID("\$NetBSD\$");
}' < "$f" > tmp$$ && mv tmp$$ "$f"
		;;
	*.h)
		cat - ${f} > ${f}_tmp <<- EOF
			/*	\$NetBSD\$	*/
		EOF
		mv ${f}_tmp ${f}
		;;
	*.[0-9])
		cat - ${f} > ${f}_tmp <<- EOF
			.\"	\$NetBSD\$
			.\"
		EOF
		mv ${f}_tmp ${f}
		;;
	*)
		echo "No RCS tag added to ${f}"
		;;
	esac
done