1#!/bin/sh
2# SPDX-License-Identifier: GPL-2.0
3
4cflags=$1
5libs=$2
6
7PKG="ncursesw"
8PKG2="ncurses"
9
10if [ -n "$(command -v ${HOSTPKG_CONFIG})" ]; then
11	if ${HOSTPKG_CONFIG} --exists $PKG; then
12		${HOSTPKG_CONFIG} --cflags ${PKG} > ${cflags}
13		${HOSTPKG_CONFIG} --libs ${PKG} > ${libs}
14		exit 0
15	fi
16
17	if ${HOSTPKG_CONFIG} --exists ${PKG2}; then
18		${HOSTPKG_CONFIG} --cflags ${PKG2} > ${cflags}
19		${HOSTPKG_CONFIG} --libs ${PKG2} > ${libs}
20		exit 0
21	fi
22fi
23
24# Check the default paths in case pkg-config is not installed.
25# (Even if it is installed, some distributions such as openSUSE cannot
26# find ncurses by pkg-config.)
27if [ -f /usr/include/ncursesw/ncurses.h ]; then
28	echo -D_GNU_SOURCE -I/usr/include/ncursesw > ${cflags}
29	echo -lncursesw > ${libs}
30	exit 0
31fi
32
33if [ -f /usr/include/ncurses/ncurses.h ]; then
34	echo -D_GNU_SOURCE -I/usr/include/ncurses > ${cflags}
35	echo -lncurses > ${libs}
36	exit 0
37fi
38
39# As a final fallback before giving up, check if $HOSTCC knows of a default
40# ncurses installation (e.g. from a vendor-specific sysroot).
41if echo '#include <ncurses.h>' | ${HOSTCC} -E - >/dev/null 2>&1; then
42	echo -D_GNU_SOURCE > ${cflags}
43	echo -lncurses > ${libs}
44	exit 0
45fi
46
47echo >&2 "*"
48echo >&2 "* Unable to find the ncurses package."
49echo >&2 "* Install ncurses (ncurses-devel or libncurses-dev"
50echo >&2 "* depending on your distribution)."
51echo >&2 "*"
52echo >&2 "* You may also need to install ${HOSTPKG_CONFIG} to find the"
53echo >&2 "* ncurses installed in a non-default location."
54echo >&2 "*"
55exit 1
56