#!/bin/sh

# Script to build links for all the exim source files from the system-
# specific build directory. It should be run from within that directory.
#
# Copyright (c) The Exim Maintainers 1995 - 2024
# SPDX-License-Identifier: GPL-2.0-or-later

test ! -d ../src && \
  echo "*** $0 should be run in a system-specific subdirectory." && \
  exit 1
test -r version.c && \
  echo "*** It appears that $0 has already been run." && \
  exit 1
if [ -r pcre/Makefile ] ; then
  echo "*** It appears that $0 was previously interrupted."
  echo "*** You need to remove the build directory, and then run 'make' again."
  exit 1
fi


echo ""
echo ">>> Creating links to source files..."


# The sources for modular parts of Exim have to be linked independently
# in their own sub-directories, since their .o files are built using
# their own Makefile in their sub-directory.

# Firstly the lookups
d="lookups"
mkdir $d
cd $d
# Makefile is generated
for f in README cdb.c dbmdb.c dnsdb.c dsearch.c ibase.c json.c ldap.c \
  lmdb.c lsearch.c mysql.c nis.c nisplus.c oracle.c passwd.c \
  pgsql.c readsock.c redis.c spf.c sqlite.c testdb.c whoson.c \
  lf_functions.h lf_check_file.c lf_quote.c lf_sqlperform.c
do
  ln -s ../../src/$d/$f $f
done

cd ..

# Likewise for the code for the routers
d="routers"
mkdir $d
cd $d
# Makefile is generated
for f in README accept.h accept.c dnslookup.h dnslookup.c \
  ipliteral.h ipliteral.c iplookup.h iplookup.c manualroute.h \
  manualroute.c queryprogram.h queryprogram.c redirect.h redirect.c \
  rf_functions.h rf_change_domain.c rf_expand_data.c rf_get_errors_address.c \
  rf_get_munge_headers.c rf_get_transport.c rf_get_ugid.c rf_queue_add.c \
  rf_lookup_hostlist.c rf_self_action.c rf_set_ugid.c
do
  ln -s ../../src/$d/$f $f
done

cd ..

# Likewise for the code for the transports
d="transports"
mkdir $d
cd $d
# Makefile is generated
for f in README appendfile.h appendfile.c autoreply.h \
  autoreply.c lmtp.h lmtp.c pipe.h pipe.c queuefile.c queuefile.h \
  smtp.h smtp.c smtp_socks.c tf_maildir.c tf_maildir.h
do
  ln -s ../../src/$d/$f $f
done

cd ..

# Likewise for the code for the authentication drivers
d="auths"
mkdir $d
cd $d
# Makefile is generated
for f in README call_pam.c call_pwcheck.c \
  check_serv_cond.c cyrus_sasl.c cyrus_sasl.h gsasl.c \
  gsasl.h get_data.c get_no64_data.c heimdal_gssapi.c heimdal_gssapi.h \
  cram_md5.c cram_md5.h plaintext.c plaintext.h \
  pwcheck.c pwcheck.h auth-spa.c auth-spa.h dovecot.c dovecot.h spa.c \
  spa.h tls.c tls.h external.c external.h
do
  ln -s ../../src/$d/$f $f
done
cd ..

# miscellaneous modules
# Note that the file in the miscmods/pdkim/ source subdir get linked to the 
# destination miscmods/ dir
d="miscmods"
mkdir $d
cd $d
# Makefile is generated
for f in dummy.c \
	arc.c arc_api.h \
	dkim.c dkim_transport.c dkim.h dkim_api.h \
	pdkim/crypt_ver.h pdkim/pdkim.c pdkim/pdkim.h \
	pdkim/pdkim_hash.h pdkim/signing.c pdkim/signing.h \
	dmarc.c dmarc.h dmarc_api.h \
	exim_filter.c exim_filter_api.h \
	pam.c pam_api.h \
	perl.c perl_api.h \
	radius.c radius_api.h \
	sieve_filter.c sieve_filter_api.h \
	spf.c spf.h spf_api.h
do
  ln -s ../../src/$d/$f `basename $f`
done
cd ..

# and the hintsdb implementations
d="hintsdb"
mkdir $d
cd $d
for f in hints_bdb.h hints_gdbm.h hints_ndbm.h hints_sqlite.h hints_tdb.h
do
  ln -s ../../src/$d/$f $f
done
cd ..

# The basic source files for Exim and utilities. NB local_scan.h gets linked,
# but local_scan.c does not, because its location is taken from the build-time
# configuration. Likewise for the os.c file, which gets build dynamically.

for f in blob.h dbfunctions.h exim.h functions.h globals.h \
  hash.h hintsdb.h hintsdb_structs.h local_scan.h \
  macros.h mytypes.h osfunctions.h path_max.h store.h \
  structs.h lookupapi.h sha_ver.h \
  \
  acl.c atrn.c buildconfig.c base64.c child.c crypt16.c daemon.c dbfn.c \
  debug.c deliver.c directory.c dns.c dnsbl.c drtables.c dummies.c enq.c \
  exim.c exim_dbmbuild.c exim_dbutil.c exim_lock.c expand.c filtertest.c \
  globals.c hash.c header.c host.c host_address.c ip.c log.c lss.c match.c \
  md5.c moan.c parse.c priv.c proxy.c queue.c rda.c readconf.c receive.c \
  retry.c rewrite.c regex_cache.c rfc2047.c route.c search.c setenv.c \
  environment.c smtp_in.c smtp_out.c spool_in.c spool_out.c std-crypto.c \
  store.c string.c tls.c tlscert-gnu.c tlscert-openssl.c tls-cipher-stdname.c \
  tls-gnu.c tls-openssl.c \
  tod.c transport.c tree.c verify.c version.c xtextencode.c \
  valgrind.h memcheck.h \
  macro_predef.c macro_predef.h
do
  ln -s ../src/$f $f
done

# WITH_CONTENT_SCAN
for f in  spam.c spam.h spool_mbox.c regex.c mime.c mime.h malware.c
do
  ln -s ../src/$f $f
done

# EXPERIMENTAL_*
for f in  bmi_spam.c bmi_spam.h dcc.c dcc.h dane.c dane-openssl.c \
  danessl.h imap_utf7.c utf8.c xclient.c
do
  ln -s ../src/$f $f
done


# End of MakeLinks