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AC_INIT(nix-perl, m4_esyscmd([bash -c "echo -n $(cat ../.version)$VERSION_SUFFIX"]))
AC_CONFIG_SRCDIR(MANIFEST)
AC_CONFIG_AUX_DIR(../config)
CFLAGS=
CXXFLAGS=
AC_PROG_CC
AC_PROG_CXX
# Use 64-bit file system calls so that we can support files > 2 GiB.
AC_SYS_LARGEFILE
AC_DEFUN([NEED_PROG],
[
AC_PATH_PROG($1, $2)
if test -z "$$1"; then
AC_MSG_ERROR([$2 is required])
fi
])
NEED_PROG(perl, perl)
NEED_PROG(curl, curl)
NEED_PROG(bzip2, bzip2)
NEED_PROG(xz, xz)
# Test that Perl has the open/fork feature (Perl 5.8.0 and beyond).
AC_MSG_CHECKING([whether Perl is recent enough])
if ! $perl -e 'open(FOO, "-|", "true"); while (<FOO>) { print; }; close FOO or die;'; then
AC_MSG_RESULT(no)
AC_MSG_ERROR([Your Perl version is too old. Nix requires Perl 5.8.0 or newer.])
fi
AC_MSG_RESULT(yes)
# Figure out where to install Perl modules.
AC_MSG_CHECKING([for the Perl installation prefix])
perlversion=$($perl -e 'use Config; print $Config{version};')
perlarchname=$($perl -e 'use Config; print $Config{archname};')
AC_SUBST(perllibdir, [${libdir}/perl5/site_perl/$perlversion/$perlarchname])
AC_MSG_RESULT($perllibdir)
# Look for libsodium, an optional dependency.
PKG_CHECK_MODULES([SODIUM], [libsodium],
[AC_DEFINE([HAVE_SODIUM], [1], [Whether to use libsodium for cryptography.])
CXXFLAGS="$SODIUM_CFLAGS $CXXFLAGS"
have_sodium=1], [have_sodium=])
AC_SUBST(HAVE_SODIUM, [$have_sodium])
# Check for the required Perl dependencies (DBI and DBD::SQLite).
perlFlags="-I$perllibdir"
AC_ARG_WITH(dbi, AC_HELP_STRING([--with-dbi=PATH],
[prefix of the Perl DBI library]),
perlFlags="$perlFlags -I$withval")
AC_ARG_WITH(dbd-sqlite, AC_HELP_STRING([--with-dbd-sqlite=PATH],
[prefix of the Perl DBD::SQLite library]),
perlFlags="$perlFlags -I$withval")
AC_MSG_CHECKING([whether DBD::SQLite works])
if ! $perl $perlFlags -e 'use DBI; use DBD::SQLite;' 2>&5; then
AC_MSG_RESULT(no)
AC_MSG_FAILURE([The Perl modules DBI and/or DBD::SQLite are missing.])
fi
AC_MSG_RESULT(yes)
AC_SUBST(perlFlags)
PKG_CHECK_MODULES([NIX], [nix-store])
NEED_PROG([NIX], [nix])
# Get nix configure values
export NIX_REMOTE=daemon
nixbindir=$("$NIX" --experimental-features nix-command eval --raw -f '<nix/config.nix>' nixBinDir)
nixlibexecdir=$("$NIX" --experimental-features nix-command eval --raw -f '<nix/config.nix>' nixLibexecDir)
nixlocalstatedir=$("$NIX" --experimental-features nix-command eval --raw -f '<nix/config.nix>' nixLocalstateDir)
nixsysconfdir=$("$NIX" --experimental-features nix-command eval --raw -f '<nix/config.nix>' nixSysconfDir)
nixstoredir=$("$NIX" --experimental-features nix-command eval --raw -f '<nix/config.nix>' nixStoreDir)
AC_SUBST(nixbindir)
AC_SUBST(nixlibexecdir)
AC_SUBST(nixlocalstatedir)
AC_SUBST(nixsysconfdir)
AC_SUBST(nixstoredir)
# Expand all variables in config.status.
test "$prefix" = NONE && prefix=$ac_default_prefix
test "$exec_prefix" = NONE && exec_prefix='${prefix}'
for name in $ac_subst_vars; do
declare $name="$(eval echo "${!name}")"
declare $name="$(eval echo "${!name}")"
declare $name="$(eval echo "${!name}")"
done
rm -f Makefile.config
ln -sfn ../mk mk
AC_CONFIG_FILES([])
AC_OUTPUT
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