xref: /linux/scripts/kconfig/mconf-cfg.sh (revision 26fbb4c8c7c3ee9a4c3b4de555a8587b5a19154e)
1#!/bin/sh
2# SPDX-License-Identifier: GPL-2.0
3
4PKG="ncursesw"
5PKG2="ncurses"
6
7if [ -n "$(command -v pkg-config)" ]; then
8	if pkg-config --exists $PKG; then
9		echo cflags=\"$(pkg-config --cflags $PKG)\"
10		echo libs=\"$(pkg-config --libs $PKG)\"
11		exit 0
12	fi
13
14	if pkg-config --exists $PKG2; then
15		echo cflags=\"$(pkg-config --cflags $PKG2)\"
16		echo libs=\"$(pkg-config --libs $PKG2)\"
17		exit 0
18	fi
19fi
20
21# Check the default paths in case pkg-config is not installed.
22# (Even if it is installed, some distributions such as openSUSE cannot
23# find ncurses by pkg-config.)
24if [ -f /usr/include/ncursesw/ncurses.h ]; then
25	echo cflags=\"-D_GNU_SOURCE -I/usr/include/ncursesw\"
26	echo libs=\"-lncursesw\"
27	exit 0
28fi
29
30if [ -f /usr/include/ncurses/ncurses.h ]; then
31	echo cflags=\"-D_GNU_SOURCE -I/usr/include/ncurses\"
32	echo libs=\"-lncurses\"
33	exit 0
34fi
35
36# As a final fallback before giving up, check if $HOSTCC knows of a default
37# ncurses installation (e.g. from a vendor-specific sysroot).
38if echo '#include <ncurses.h>' | "${HOSTCC}" -E - >/dev/null 2>&1; then
39	echo cflags=\"-D_GNU_SOURCE\"
40	echo libs=\"-lncurses\"
41	exit 0
42fi
43
44echo >&2 "*"
45echo >&2 "* Unable to find the ncurses package."
46echo >&2 "* Install ncurses (ncurses-devel or libncurses-dev"
47echo >&2 "* depending on your distribution)."
48echo >&2 "*"
49echo >&2 "* You may also need to install pkg-config to find the"
50echo >&2 "* ncurses installed in a non-default location."
51echo >&2 "*"
52exit 1
53