AC_INIT(hengband, 3.0.0.0)
AC_CONFIG_HEADERS(src/autoconf.h)
-AC_CONFIG_SRCDIR(src/main.c)
+AC_CONFIG_SRCDIR(src/main.cpp)
AM_INIT_AUTOMAKE
AC_ARG_WITH(setgid,
AC_SUBST(GAMEGROUP)
AM_CONDITIONAL(SET_GID, test "$GAMEGROUP" != "")
-AC_LANG_C
-
dnl generate the installation path for the ./lib/ folder
if test "$GAMEGROUP" != ""; then
MY_EXPAND_DIR(game_libpath, "$datadir/games/$PACKAGE/lib/")
AC_SUBST(DEFAULT_VAR_PATH)
dnl Checks for programs.
-AC_PROG_CC
+AC_LANG(C++)
+AC_PROG_CXX
+m4_ifdef([AX_CXX_COMPILE_STDCXX_17], [
+ AX_CXX_COMPILE_STDCXX_17
+], [
+ AC_MSG_ERROR([AX_CXX_COMPILE_STDCXX_17 macro is not defined. You need to install autoconf-archive.])
+])
PKG_PROG_PKG_CONFIG
AC_ARG_ENABLE(japanese,