# Makefile.am - use automake to generate Makefile.in
#
# Copyright (C) 2006-2007 West Consulting
# Copyright (C) 2006-2014 Arthur de Jong
#
# This library 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.
#
# This library 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 this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301 USA

sbin_PROGRAMS = nslcd

AM_CPPFLAGS=-I$(top_srcdir) -D_XOPEN_SOURCE=500 # for pthread_rwlock
AM_CFLAGS = -std=c99 $(PTHREAD_CFLAGS) -Wall -Werror -Wextra -Wno-unused-parameter

nslcd_SOURCES = nslcd.c ../nslcd.h ../common/nslcd-prot.h \
                ../common/inotify_helpers.h \
                ../compat/attrs.h \
                log.c log.h \
                common.c common.h \
                dispatch.c dispatch.h \
                cfg.c cfg.h \
                nsswitch.c invalidator.c \
                db_config.c db_pam.c db_passwd.c db_shadow.c \
                hackers.c hackers_watch.c hackers_parse.c \
                hackers.h hackers_watch.h hackers_parse.h
nslcd_LDADD = ../common/libtio.a ../common/libdict.a \
              ../common/libexpr.a ../common/libinotify_helpers.a \
              ../compat/libcompat.a \
              -lcrypt -lyaml @nslcd_LIBS@ @PTHREAD_LIBS@

$(patsubst %.c,%.o,$(shell grep -lF common.h *.c)): dispatch.h

dispatch.c: $(filter db_%.c,$(nslcd_SOURCES)) $(filter-out .deps/%,$(MAKEFILE_LIST))
	{ \
		echo '#define _XOPEN_SOURCE 500 /* for pthread_rwlock_t */' && \
		echo '#include "common.h"' && \
		echo '#include "log.h"' && \
		{ \
			echo '#define NSLCD_HANDLE(db, fn)     case NSLCD_ACTION_##db##_##fn: (void)nslcd_##db##_##fn(fp, session); break;' && \
			echo '#define NSLCD_HANDLE_UID(db, fn) case NSLCD_ACTION_##db##_##fn: (void)nslcd_##db##_##fn(fp, session, uid); break;' && \
			echo 'void dispatch(TFILE *fp, int32_t action, struct session *session, uid_t uid) {' && \
			echo '  switch (action) {' && \
			sed -n 's/^NSLCD_HANDLE.*/  &)/p' $(filter %.c,$^) && \
			echo '  default:' && \
			echo '    log_log(LOG_WARNING, "invalid request id: 0x%08x", (unsigned int)action);' && \
			echo '  }' ; \
			echo '}' ; \
		} | cpp | sed '/^#/d' ; \
	} > $@

dispatch.h: $(filter db_%.c,$(nslcd_SOURCES)) $(filter-out .deps/%,$(MAKEFILE_LIST))
	{ \
		echo '#define NSLCD_HANDLE(db, fn)     int nslcd_##db##_##fn(TFILE *fp, struct session *);' && \
		echo '#define NSLCD_HANDLE_UID(db, fn) int nslcd_##db##_##fn(TFILE *fp, struct session *, uid_t);' && \
		echo 'void dispatch(TFILE *fp, int32_t action, struct session *session, uid_t uid);' && \
		sed -n 's/^NSLCD_HANDLE.*/&)/p' $(filter %.c,$^); \
	} | cpp | sed '/^#/d' > $@