autoconf: Detect boost, require version, set CXXFLAGS.

This turns previous compiler errors complaining about missing files
into proper ./configure time errors telling the user which version
of boost is required.
This commit is contained in:
Niklas Hambüchen 2019-07-02 03:12:58 +02:00
parent 96cd3d6073
commit 00a450026f

View file

@ -145,6 +145,13 @@ AC_ARG_WITH(store-dir, AC_HELP_STRING([--with-store-dir=PATH],
AC_SUBST(storedir)
# Look for boost, a required dependency.
# Note that AX_BOOST_BASE only exports *CPP* BOOST_CPPFLAGS, no CXX flags,
# and CPPFLAGS are not passed to the C++ compiler automatically.
# Thus we append the returned CPPFLAGS to the CXXFLAGS here.
AX_BOOST_BASE([1.66], [CXXFLAGS="$BOOST_CPPFLAGS $CXXFLAGS"], [AC_MSG_ERROR([Nix requires boost.])])
# Look for OpenSSL, a required dependency.
PKG_CHECK_MODULES([OPENSSL], [libcrypto], [CXXFLAGS="$OPENSSL_CFLAGS $CXXFLAGS"])