#!/bin/sh
# $Id: configure,v 1.57 2010-11-11 20:37:53 nicm Exp $
#
# Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
# IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
# OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#

TMUX_PLATFORM=${TMUX_PLATFORM:-`uname -s`}

CONFIG_H=config.h
rm -f $CONFIG_H
echo "/* $TMUX_PLATFORM */" >$CONFIG_H

CONFIG_MK=config.mk
rm -f $CONFIG_MK
echo "# $TMUX_PLATFORM" >$CONFIG_MK

cat <<EOF >>$CONFIG_H
#undef HAVE_ASPRINTF
#undef HAVE_BROKEN_CMSG_FIRSTHDR
#undef HAVE_BROKEN_CURSES_H
#undef HAVE_BROKEN_KQUEUE
#undef HAVE_BROKEN_POLL
#undef HAVE_BZERO
#undef HAVE_CLOSEFROM
#undef HAVE_DAEMON
#undef HAVE_DIRFD
#undef HAVE_FCNTL_CLOSEM
#undef HAVE_FGETLN
#undef HAVE_FORKPTY
#undef HAVE_GETOPT
#undef HAVE_IMSG
#undef HAVE_LIBUTIL_H
#undef HAVE_PATHS_H
#undef HAVE_PROC_PID
#undef HAVE_PROGNAME
#undef HAVE_PTY_H
#undef HAVE_QUEUE_H
#undef HAVE_SETPROCTITLE
#undef HAVE_STDINT_H
#undef HAVE_STRCASESTR
#undef HAVE_STRLCAT
#undef HAVE_STRLCPY
#undef HAVE_STRSEP
#undef HAVE_STRTONUM
#undef HAVE_TREE_H
#undef HAVE_UTIL_H
#undef HAVE_U_INT
#undef HAVE_VIS
EOF

case $TMUX_PLATFORM in
# ------------------------------------------------------------------------------
    OpenBSD)
	cat <<EOF >>$CONFIG_H
#define HAVE_ASPRINTF
#define HAVE_BITSTRING_H
#define HAVE_BZERO
#define HAVE_CLOSEFROM
#define HAVE_DAEMON
#define HAVE_FGETLN
#define HAVE_FORKPTY
#define HAVE_GETOPT
#define HAVE_IMSG
#define HAVE_PATHS_H
#define HAVE_PROGNAME
#define HAVE_QUEUE_H
#define HAVE_SETENV
#define HAVE_SETPROCTITLE
#define HAVE_STDINT_H
#define HAVE_STRCASESTR
#define HAVE_STRLCAT
#define HAVE_STRLCPY
#define HAVE_STRSEP
#define HAVE_STRTONUM
#define HAVE_TREE_H
#define HAVE_UTIL_H
#define HAVE_U_INT
#define HAVE_VIS
EOF
	cat <<EOF >>$CONFIG_MK
LIBS+= -lcurses -lutil -levent
SRCS+= osdep-openbsd.c
EOF
	;;
# ------------------------------------------------------------------------------
    Linux)
	cat <<EOF >>$CONFIG_H
#define HAVE_ASPRINTF
#define HAVE_BZERO
#define HAVE_DAEMON
#define HAVE_DIRFD
#define HAVE_FORKPTY
#define HAVE_PATHS_H
#define HAVE_PROC_PID
#define HAVE_PROGNAME
#define HAVE_PTY_H
#define HAVE_SETENV
#define HAVE_STDINT_H
#define HAVE_STRCASESTR
#define HAVE_STRSEP
#define HAVE_U_INT
EOF
	cat <<EOF >>$CONFIG_MK
CFLAGS+= -std=c99 -D_GNU_SOURCE -D_POSIX_SOURCE
LIBS+= -lncurses -lutil -levent
SRCS+= osdep-linux.c \
	compat/closefrom.c \
	compat/fgetln.c \
	compat/strlcat.c \
	compat/strlcpy.c \
	compat/strtonum.c \
	compat/getopt.c \
	compat/vis.c \
	compat/unvis.c \
	compat/imsg-buffer.c \
	compat/imsg.c
EOF
	;;
# ------------------------------------------------------------------------------
    AIX)
	cat <<EOF >>$CONFIG_H
#define HAVE_BZERO
#define HAVE_SETENV
#define HAVE_STDINT_H
EOF
	cat <<EOF >>$CONFIG_MK
LIBS+= -lcurses -levent
SRCS+= osdep-unknown.c \
	compat/asprintf.c \
	compat/closefrom.c \
	compat/daemon.c \
	compat/forkpty-aix.c \
	compat/strcasestr.c \
	compat/strlcat.c \
	compat/strlcpy.c \
	compat/strsep.c \
	compat/strtonum.c \
       	compat/fgetln.c \
       	compat/getopt.c \
	compat/vis.c \
	compat/unvis.c \
	compat/imsg-buffer.c \
	compat/imsg.c
EOF
	;;
# ------------------------------------------------------------------------------
    SunOS)
	cat <<EOF >>$CONFIG_H
#define HAVE_CLOSEFROM
#define HAVE_STRLCAT
#define HAVE_STRLCPY
EOF
	cat <<EOF >>$CONFIG_MK
CFLAGS+= -D_XPG4_2 -D__EXTENSIONS__ -D_POSIX_PTHREAD_SEMANTICS
LIBS+= -lcurses -lsocket -lnsl -levent
SRCS+= osdep-sunos.c \
	compat/asprintf.c \
	compat/daemon.c \
	compat/fgetln.c \
	compat/forkpty-sunos.c \
	compat/getopt.c \
	compat/setenv.c \
	compat/strcasestr.c \
	compat/strsep.c \
	compat/strtonum.c \
	compat/vis.c \
	compat/unvis.c \
	compat/imsg-buffer.c \
	compat/imsg.c
EOF
	;;
# ------------------------------------------------------------------------------
    Darwin)
	cat <<EOF >>$CONFIG_H
#define HAVE_ASPRINTF
#define HAVE_BROKEN_CMSG_FIRSTHDR
#define HAVE_BROKEN_KQUEUE
#define HAVE_BROKEN_POLL
#define HAVE_BZERO
#define HAVE_DAEMON
#define HAVE_DIRFD
#define HAVE_FGETLN
#define HAVE_FORKPTY
#define HAVE_GETOPT
#define HAVE_PATHS_H
#define HAVE_PROC_PID
#define HAVE_PROGNAME
#define HAVE_SETENV
#define HAVE_STDINT_H
#define HAVE_STRCASESTR
#define HAVE_STRLCAT
#define HAVE_STRLCPY
#define HAVE_STRSEP
#define HAVE_UTIL_H
#define HAVE_U_INT
EOF
	cat <<EOF >>$CONFIG_MK
CPPFLAGS+= -I/opt/local/include
LDFLAGS+= -L/opt/local/lib
LIBS+= -lcurses -levent
SRCS+= osdep-darwin.c \
	compat/closefrom.c \
	compat/strtonum.c \
	compat/vis.c \
	compat/unvis.c \
	compat/imsg-buffer.c \
	compat/imsg.c
EOF
	;;
# ------------------------------------------------------------------------------
    FreeBSD|DragonFly)
	cat <<EOF >>$CONFIG_H
#define HAVE_ASPRINTF
#define HAVE_BROKEN_KQUEUE
#define HAVE_BZERO
#define HAVE_CLOSEFROM
#define HAVE_DAEMON
#define HAVE_FGETLN
#define HAVE_FORKPTY
#define HAVE_GETOPT
#define HAVE_LIBUTIL_H
#define HAVE_PATHS_H
#define HAVE_PROGNAME
#define HAVE_SETENV
#define HAVE_SETPROCTITLE
#define HAVE_STDINT_H
#define HAVE_STRCASESTR
#define HAVE_STRLCAT
#define HAVE_STRLCPY
#define HAVE_STRSEP
#define HAVE_STRTONUM
#define HAVE_U_INT
EOF
	cat <<EOF >>$CONFIG_MK
LIBS+= -lcurses -lutil -levent
SRCS+= osdep-freebsd.c \
	compat/vis.c \
	compat/unvis.c \
	compat/imsg-buffer.c \
	compat/imsg.c
EOF
	;;
# ------------------------------------------------------------------------------
    NetBSD)
	cat <<EOF >>$CONFIG_H
#define HAVE_ASPRINTF
#define HAVE_BZERO
#define HAVE_CLOSEFROM
#define HAVE_DAEMON
#define HAVE_FGETLN
#define HAVE_FORKPTY
#define HAVE_GETOPT
#define HAVE_PATHS_H
#define HAVE_PROGNAME
#define HAVE_SETENV
#define HAVE_SETPROCTITLE
#define HAVE_STDINT_H
#define HAVE_STRCASESTR
#define HAVE_STRLCAT
#define HAVE_STRLCPY
#define HAVE_STRSEP
#define HAVE_UTIL_H
#define HAVE_U_INT
EOF
	# NetBSD-6 has its own terminfo implementation
	if test -f /lib/libterminfo.so; then
	    cat <<EOF >>$CONFIG_MK
LIBS+= -lterminfo
EOF
	else
	    cat <<EOF >>$CONFIG_MK
CPPFLAGS+= -I/usr/pkg/include
LDFLAGS+= -L/usr/pkg/lib
LIBS+= -lncurses
EOF
	    cat <<EOF >>$CONFIG_H
#define HAVE_BROKEN_CURSES_H
EOF
	fi
	cat <<EOF >>$CONFIG_MK
LIBS+= -lutil -levent
SRCS+= osdep-netbsd.c \
	compat/strtonum.c \
	compat/vis.c \
	compat/unvis.c \
	compat/imsg-buffer.c \
	compat/imsg.c
EOF
	;;
# ------------------------------------------------------------------------------
    *)
	echo Unable to configure for $TMUX_PLATFORM
	exit 1
esac

echo Configured for $TMUX_PLATFORM
exit 0