#  GnuTLS --- Guile bindings for GnuTLS.

#  Copyright (C) 2007-2014, 2016 Free Software Foundation, Inc.

#

#  GnuTLS is free software; you can redistribute it and/or

#  modify it under the terms of the GNU Lesser General Public

#  License as published by the Free Software Foundation; either

#  version 2.1 of the License, or (at your option) any later version.

#

#  GnuTLS is distributed in the hope that it will be useful,

#  but WITHOUT ANY WARRANTY; without even the implied warranty of

#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

#  Lesser General Public License for more details.

#

#  You should have received a copy of the GNU Lesser General Public

#  License along with GnuTLS; if not, write to the Free Software

#  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

GUILE_FOR_BUILD =						\

  GUILE_AUTO_COMPILE=0 $(GUILE) -L $(top_srcdir)/guile/modules

noinst_HEADERS = errors.h utils.h

EXTRA_DIST =					\

  make-enum-map.scm make-smob-types.scm		\

  make-enum-header.scm make-smob-header.scm

# Files generated by the (gnutls build ...) modules.

GENERATED_BINDINGS =				\

  enum-map.i.c smob-types.i.c enums.h smobs.h

BUILT_SOURCES =					\

  $(GENERATED_BINDINGS)				\

  core.x errors.x

CLEANFILES = $(BUILT_SOURCES)

guileextension_LTLIBRARIES  = guile-gnutls-v-2.la

# Use '-module' to build a "dlopenable module", in Libtool terms.

# Use '-undefined' to placate Libtool on Windows; see

# <https://lists.gnutls.org/pipermail/gnutls-devel/2014-December/007294.html>.

guile_gnutls_v_2_la_LDFLAGS = -module -no-undefined

# Linking against GnuTLS.

GNUTLS_CORE_LIBS  = $(top_builddir)/lib/libgnutls.la

# Linking against Gnulib modules.

GNULIB_LIBS    = $(top_builddir)/gl/libgnu.la

GNULIB_CFLAGS  = -I$(top_builddir)/gl -I$(top_srcdir)/gl

guile_gnutls_v_2_la_SOURCES = core.c errors.c utils.c

guile_gnutls_v_2_la_CFLAGS =			\

  $(AM_CFLAGS) $(GNULIB_CFLAGS) $(GUILE_CFLAGS)

guile_gnutls_v_2_la_LIBADD = \

	$(GNUTLS_CORE_LIBS) $(GNULIB_LIBS) \

	$(GUILE_LDFLAGS)

AM_CPPFLAGS = \

	-I$(top_srcdir)/lib/includes \

	-I$(top_builddir)/lib/includes	\

	-I$(top_srcdir)/extra/includes \

	-I$(top_builddir) \

	-I$(builddir)

if HAVE_GCC

AM_CFLAGS = -Wall -Wextra

# Generated `.x' files and Guile's `scm_c_define_gsubr ()' require

# `-Wno-strict-prototypes'.  This trick makes sure `-Wno-s-p' appears

# after `-Ws-p'.

AM_CFLAGS += -Wno-strict-prototypes

# Functions generated from 'SCM_SMOB_PRINT' & co. typically have

# unused parameters.

AM_CFLAGS += -Wno-unused-parameter

# The `-fgnu89-inline' option appeared in GCC 4.1.3.

if HAVE_GCC_GNU89_INLINE_OPTION

# Guile and GMP currently rely on GNU inline semantics, not C99 inline.

AM_CFLAGS += -fgnu89-inline

endif HAVE_GCC_GNU89_INLINE_OPTION

endif HAVE_GCC

enums.h: $(srcdir)/make-enum-header.scm

	$(AM_V_GEN)$(GUILE_FOR_BUILD) "$^" > "$@.tmp"

	$(AM_V_at)mv "$@.tmp" "$@"

enum-map.i.c: $(srcdir)/make-enum-map.scm

	$(AM_V_GEN)$(GUILE_FOR_BUILD) "$^" > "$@.tmp"

	$(AM_V_at)mv "$@.tmp" "$@"

smobs.h: $(srcdir)/make-smob-header.scm

	$(AM_V_GEN)$(GUILE_FOR_BUILD) "$^" > "$@.tmp"

	$(AM_V_at)mv "$@.tmp" "$@"

smob-types.i.c: $(srcdir)/make-smob-types.scm

	$(AM_V_GEN)$(GUILE_FOR_BUILD) "$^" > "$@.tmp"

	$(AM_V_at)mv "$@.tmp" "$@"

# C file snarfing.

# `$(GUILE_CFLAGS)' may contain a series of `-I' switches so it must be

# included here, even though we'd really want `$(GUILE_CPPFLAGS)'.

snarfcppopts = $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) \

	       $(CFLAGS) $(guile_gnutls_v_2_la_CFLAGS)

# Note: we cannot use the portable ".c.x" form, since that leads

# prerequisites to be ignored:

# <https://lists.gnutls.org/pipermail/gnutls-devel/2013-September/006453.html>.

%.x: %.c $(GENERATED_BINDINGS)

	$(AM_V_GEN)$(guile_snarf) -o $@ $< $(snarfcppopts)

# Target used by doc/Makefile, to create all built sources necessary

# for generating the manual.

.PHONY: built-sources

built-sources: $(BUILT_SOURCES)