scripts/kconfig/mconf-cfg.sh

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