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libetpan/configure.ac

786 lines
24 KiB

# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
m4_define([maj_version], [1])
m4_define([min_version], [6])
m4_define([api_current], [18])
m4_define([api_revision], [0])
m4_define([api_compatibility], [17])
dnl API version
dnl 1. If you have changed any of the sources for this library, the revision
dnl number must be incremented. This is a new revision of the current
dnl interface.
dnl 2. If the interface has changed, then current must be incremented, and
dnl revision reset to `0'. This is the first revision of a new interface.
dnl 3. If the new interface is a superset of the previous interface (that is,
dnl if the previous interface has not been broken by the changes in this new
dnl release), then age must be incremented. This release is backwards
dnl compatible with the previous release.
dnl 4. If the new interface has removed elements with respect to the previous
dnl interface, then you have broken backward compatibility and age must be
dnl reset to `0'. This release has a new, but backwards incompatible
dnl interface.
dnl age = api_current - api_compatiblity
AC_PREREQ(2.61)
AC_INIT([libetpan],[maj_version.min_version],[libetpan-devel@lists.sourceforge.net])
AC_CONFIG_SRCDIR([src/main/libetpan_version.h.in])
AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_HEADER([config.h])
AM_INIT_AUTOMAKE
AM_MAINTAINER_MODE
AC_CANONICAL_HOST
dnl Version major and minor
VERSION_MAJOR=maj_version
VERSION_MINOR=min_version
dnl required version of libcurl
libcurl_major_required=0
libcurl_minor_required=0
dnl API version
dnl 1. If you have changed any of the sources for this library, the revision
dnl number must be incremented. This is a new revision of the current
dnl interface.
dnl 2. If the interface has changed, then current must be incremented, and
dnl revision reset to `0'. This is the first revision of a new interface.
dnl 3. If the new interface is a superset of the previous interface (that is,
dnl if the previous interface has not been broken by the changes in this new
dnl release), then age must be incremented. This release is backwards
dnl compatible with the previous release.
dnl 4. If the new interface has removed elements with respect to the previous
dnl interface, then you have broken backward compatibility and age must be
dnl reset to `0'. This release has a new, but backwards incompatible
dnl interface.
API_CURRENT=api_current
API_REVISION=api_revision
API_COMPATIBILITY=api_compatibility
AC_SUBST(API_CURRENT)
AC_SUBST(API_COMPATIBILITY)
AC_SUBST(API_REVISION)
API_AGE=`expr $API_CURRENT - $API_COMPATIBILITY`
API_VERSION="$API_CURRENT:$API_REVISION:$API_AGE"
AC_SUBST(API_VERSION)
dnl FIXME: This should be the git revision.
BUILD_REVISION=0
AC_SUBST(BUILD_REVISION)
BUILD_TIMESTAMP=`date +'%Y-%m-%dT%H:%M%z'`
AC_SUBST(BUILD_TIMESTAMP)
changequote(,)dnl
BUILD_FILEVERSION=`echo "${VERSION_MAJOR}.${VERSION_MINOR}.0" | sed 's/\([0-9.]*\).*/\1./;s/\./,/g'`
changequote([,])dnl
BUILD_FILEVERSION="${BUILD_FILEVERSION}${BUILD_REVISION}"
AC_SUBST(BUILD_FILEVERSION)
# Architecture specific.
have_w32_system=no
case "${host}" in
*-mingw32*)
have_w32_system=yes
CFLAGS="$CFLAGS -mms-bitfields -I\${top_srcdir}/src/windows"
## Currently we export all symbols indiscriminately.
## Eventually, this can be limited to those which should be
## exported (which helps to hide our internal mmap stubs, for
## example), but before this can happen, the missing export
## declarations have to be added to all header files. Also, it
## should first be verified that exporting data members from a
## DLL is safe. To reenable discriminate exports, uncomment
## the following line and replace the "@ifdef _MSC_VER" around the
## export/import declaration stuff in libetpan.h.in by
## "@if WIN32".
# CFLAGS="$CFLAGS -DLIBETPAN_DLL"
# We use winsock2.
LIBS="$LIBS -lws2_32"
;;
*)
;;
esac
if test "$have_w32_system" = yes; then
AC_DEFINE(HAVE_MINGW32_SYSTEM, 1, [Defined if we run on a W32 API based system])
fi
AM_CONDITIONAL(HAVE_MINGW32_SYSTEM, test "$have_w32_system" = yes)
# Check the C compiler.
AC_PROG_CC
AC_PROG_CXX
# Compiler flags.
AC_ARG_ENABLE(debug, [ --enable-debug setup flags (gcc) for debugging (default=no)],
if test "x$enable_debug" = xyes; then
CFLAGS="$CFLAGS -O2 -g"
fi
CPPFLAGS="$CPPFLAGS -DDEBUG"
LDFLAGS="$LDFLAGS",)
AC_ARG_ENABLE(optim, [ --enable-optim setup flags (gcc) for optimizations (default=no)],
if test "x$enable_debug" != "xyes" ; then
if test "x$GCC" = xyes; then
CFLAGS="$CFLAGS -O2 -ffast-math -funroll-loops -g0"
fi
CPPFLAGS="$CPPFLAGS"
LDFLAGS="$LDFLAGS -s"
else
AC_MSG_WARN([enable-optim and enable-debug are incompatible -- disabling optimizations])
fi,)
if test "x$GCC" = xyes; then
CFLAGS="$CFLAGS -W -Wall"
fi
AC_ARG_ENABLE(syntax, [ --enable-unstrict-syntax be lazy on syntax checking for protocols (default=no)], , [AC_DEFINE(UNSTRICT_SYNTAX, 1, [Define to be lazy on protocol syntax])])
AH_VERBATIM([CONFIG_H_FIRST], [/* Check for Linux's /usr/include/features.h
*/
#ifdef _FEATURES_H
# error config.h must be first file included
#endif])
AC_C_INLINE
# Checks for programs.
AC_LIBTOOL_WIN32_DLL
LT_AC_PROG_RC
AC_LIBTOOL_RC
AC_PROG_LIBTOOL
AC_PROG_MKDIR_P
dnl Can't use AC_PROG_INSTALL
INSTALL='$(SHELL) $(top_srcdir)/install-sh -c'
AC_SUBST(INSTALL)
# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(fcntl.h unistd.h ctype.h sys/types.h sys/stat.h sys/mman.h limits.h)
AC_CHECK_HEADERS(netdb.h netinet/in.h sys/socket.h)
AC_CHECK_HEADERS(sys/param.h sys/select.h inttypes.h)
AC_CHECK_HEADERS(arpa/inet.h winsock2.h)
# Checks for typedefs, structures, and compiler characteristics.
# Checks for library functions.
AC_FUNC_MMAP
dnl Network libs
AC_CHECK_FUNC(connect, checksocket=no, checksocket=yes)
if test "x$checksocket" = "xyes"; then
case "x$LIBS" in
*-lsocket*);;
*) AC_CHECK_LIB(socket, connect) ;;
esac
fi
AC_CHECK_FUNC(inet_ntoa, checknsl=no, checknsl=yes)
if test "x$checknsl" = "xyes"; then
case "x$LIBS" in
*-lnsl*);;
*) AC_CHECK_LIB(nsl, inet_ntoa) ;;
esac
fi
AC_CHECK_FUNC(setenv, AC_DEFINE(HAVE_SETENV, 1, [Define to use setenv]),)
# Check for getopt_long; if not found, use included source.
AC_CHECK_FUNCS([getopt_long], has_getopt_long=no, has_getopt_long=yes)
if test "x$has_getoptlong" = "xyes"; then
AC_DEFINE([HAVE_GETOPT_LONG], 1, [Define to use getopt_long])
fi
dnl OpenSSL -- very primitive right now
AC_ARG_WITH(openssl, [ --with-openssl[=DIR] include OpenSSL support (default=auto)],
[], [with_openssl=yes])
if test "x$with_openssl" != "xno"; then
OCPPFLAGS="$CPPFLAGS"
OLDFLAGS="$LDFLAGS"
if test "x$with_openssl" != "xyes" ; then
CPPFLAGS="$CPPFLAGS -I$with_openssl/include"
LDFLAGS="$LDFLAGS -L$with_openssl/lib"
fi
with_openssl=no
SSLLIBS=""
AC_CHECK_HEADER(openssl/ssl.h, [
AC_CHECK_LIB(rsaref, main, [SSLLIBS="-lrsaref"])
AC_CHECK_LIB(crypto, main, [SSLLIBS="-lcrypto $SSLLIBS"], [], [$SSLLIBS])
AC_CHECK_LIB(ssl, SSL_library_init, with_openssl=yes, [], [$SSLLIBS])])
if test "x$with_openssl" != "xyes"; then
CPPFLAGS="$OCPPFLAGS"
LDFLAGS="$OLDFLAGS"
else
with_gnutls="no"
fi
fi
if test "x$with_openssl" = "xyes"; then
AC_DEFINE([USE_SSL], 1, [Define to use OpenSSL])
SSLLIBS="-lssl $SSLLIBS"
else
SSLLIBS=""
fi
AC_SUBST(SSLLIBS)
dnl GNUTLS
AC_ARG_WITH(gnutls, [ --with-gnutls[=DIR] include GnuTLS support (default=auto)],
[], [with_gnutls=no])
if test "x$with_gnutls" != "xno"; then
OCPPFLAGS="$CPPFLAGS"
OLDFLAGS="$LDFLAGS"
if test "x$with_gnutls" != "xyes" ; then
CPPFLAGS="CPPFLAGS -I$with_gnutls/include"
LDFLAGS="$LDFLAGS -L$with_gnutls/lib"
fi
GNUTLSLIB=""
AC_CHECK_HEADER(gnutls/gnutls.h, [
AC_CHECK_LIB(gnutls, gnutls_global_deinit, with_gnutls=yes, [GNUTLSLIB="-lgnutls"])
])
if test "x$with_gnutls" != "xyes"; then
CPPFLAGS="$OCPPFLAGS"
LDFLAGS="$OLDFLAGS"
else
with_openssl="no"
fi
fi
if test "x$with_gnutls" = "xyes"; then
AC_DEFINE([USE_GNUTLS],1, [Define to use GnuTLS])
AC_DEFINE([USE_SSL], 1, [Define to use OpenSSL])
GNUTLSLIB="-lgnutls -lgcrypt -lgpg-error -lz"
else
GNUTLSLIB=""
fi
AC_SUBST(GNUTLSLIB)
if test "x$with_openssl" = "xno"; then
if test "x$with_gnutls" = "xno"; then
AC_MSG_WARN([OpenSSL support disabled.])
fi
fi
dnl iconv
LIBICONV=""
AC_ARG_ENABLE(iconv,
[ --disable-iconv make a version not using iconv],
enable_iconv=no, enable_iconv=yes)
if test x$enable_iconv = xyes; then
dnl get prototype
AC_CHECK_HEADER(iconv.h, [ICONV_HEADER=1], [ICONV_HEADER=0])
ICONV_PROTO=no
AC_MSG_CHECKING([checking iconv() prototype])
if test "x$ICONV_HEADER" = x1 ; then
SAVED_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="-std=c99 $CPPFLAGS"
AC_TRY_COMPILE([#include <iconv.h>
size_t iconv (iconv_t cd, char ** restrict inbuf,
size_t * restrict inbytesleft,
char ** restrict outbuf,
size_t * restrict outbytesleft);],
[],
[ICONV_PROTO=noconst]
[])
AC_TRY_COMPILE([#include <iconv.h>
size_t iconv (iconv_t cd, const char ** restrict inbuf,
size_t * restrict inbytesleft,
char ** restrict outbuf,
size_t * restrict outbytesleft);],
[],
[ICONV_PROTO=const]
[])
CPPFLAGS="$SAVED_CPPFLAGS"
fi
dnl try to link
ICONV_LINKED=NO
if test "$ICONV_PROTO" != "xno" ; then
AC_MSG_RESULT([ok])
AC_MSG_CHECKING([for iconv])
ICONV_LINKED=0
AC_TRY_LINK([#include <stdlib.h>
#include <iconv.h>],
[iconv_t cd = iconv_open("","");
iconv(cd,NULL,NULL,NULL,NULL);
iconv_close(cd);],
[ICONV_LINKED=1],
[])
saved_LIBS="$LIBS"
for lib in iconv ; do
if test "x$ICONV_LINKED" = "x0" ; then
LIBS=-l$lib
AC_TRY_LINK([#include <stdlib.h>
#include <iconv.h>],
[iconv_t cd = iconv_open("","");
iconv(cd,NULL,NULL,NULL,NULL);
iconv_close(cd);],
[LIBICONV="$LIBS" ; ICONV_LINKED=1],
[])
fi
done
LIBS="$saved_LIBS"
if test "x$ICONV_LINKED" = "x1" ; then
AC_MSG_RESULT([found])
else
AC_MSG_RESULT([not found])
fi
else
AC_MSG_RESULT([failed])
fi
if test "x$ICONV_LINKED" = "x1" ; then
AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.])
fi
ICONV_PROTO_CONST=0
if test "x$ICONV_PROTO" = "xconst" ; then
AC_DEFINE_UNQUOTED(HAVE_ICONV_PROTO_CONST, 1,
[prototype of iconv() has const parameters])
fi
fi
AC_SUBST(LIBICONV)
dnl Berkeley DB
DBVERS=0
DBLINKED=0
DBLIB=""
AC_ARG_ENABLE(db, [ --disable-db disable Berkeley DB (default=try to detect DB)],[enable_db=$enableval],[enable_db=yes])
dnl Check for a presence of Berkeley DB header
if test "x$enable_db" != "xyes"; then
AC_MSG_WARN(cache support disabled)
else
AC_CHECK_HEADER(db.h, [DB_HEADER=1], [DB_HEADER=0])
fi
if test "x$DB_HEADER" = "x1"; then
dnl Check for version of Berkeley DB
AC_MSG_CHECKING([version of Berkeley DB])
dnl check for version 3 and above
AC_TRY_COMPILE(
[#include <db.h>],
[#if DB_VERSION_MAJOR < 3
#error DB version 3 or above needed
#endif],
[DBVERS=3]
[])
dnl check for version 2
if test "x$DBVERS" = "x0"; then
AC_TRY_COMPILE([#include <db.h>],
[#if DB_VERSION_MAJOR != 2
#error DB version 2 needed
#endif],
[DBVERS=2]
[])
fi
if test "x$DBVERS" = "x0"; then
dnl assume version 1
DBVERS=1
fi
dnl test linkage with Berkeley DB
dnl Look for db3 or superior with db_create call
case "$DBVERS" in
3)
AC_MSG_RESULT([version 3.x or above])
for lib in db-5.3 db-5.1 db-5.0 db-4.8 db-4.7 db-4.6 db-4.5 db-4.4 db-4.3 db-4.2 db-4.1 db-4.0 db-4 db4 db-3.2 db-3 db3 db; do
if test "x$DBLINKED" = "x0"; then
dnl AC_CHECK_LIB($lib, db_create, [DBLIB="-l$lib"; DBLINKED=1], [])
dnl installations of libdb4 function names are defined in db.h
dnl to other symbols
AC_MSG_CHECKING([for db_create() in -l$lib])
LIBS=-l$lib
AC_TRY_LINK(
[#include <db.h>],
[db_create(0,0,0)],
[DBLIB="-l$lib"; DBLINKED=1; AC_MSG_RESULT([found])],
[AC_MSG_RESULT([not found])])
fi
done
LIBS=""
;;
dnl Look for db2 with db_open call
2)
AC_MSG_RESULT([version 2.x])
for lib in db2 db; do
if test "x$DBLINKED" = "x0"; then
AC_CHECK_LIB($lib, db_open, [DBLIB="-l$lib"; DBLINKED=1], [])
fi
done
;;
*)
dnl Look for db1 with dbopen call in -ldb or in libc (bsds)
AC_MSG_RESULT([version 1.x])
AC_CHECK_FUNC(dbopen, [DBLINKED=1], [])
for lib in db-1 db1 db; do
if test "x$DBLINKED" = "x0"; then
AC_CHECK_LIB($lib, dbopen, [DBLIB="-l$lib"; DBLINKED=1], [])
fi
done
;;
dnl fi
esac
fi
if test "x$DBLINKED" = "x0"; then
DBVERS=0
if test "x$enable_db" = "xyes"; then
AC_MSG_WARN(cache support disabled (Berkeley DB is missing).)
fi
fi
AC_DEFINE_UNQUOTED(DBVERS, $DBVERS,
[Define to detected Berkeley DB major version number])
AC_SUBST(DBLIB)
dnl Threading support, if enabled
AC_ARG_ENABLE(threads, [ --disable-threads do not include multithreading support using pthread],,[enable_threads=yes])
AC_ARG_ENABLE(windows-threads, [ --enable-windows-threads include multithreading support using windows threads],[enable_windows_threads=yes],)
if test "x$enable_windows_threads" = "xyes"; then
AC_CHECK_HEADERS(pthread.h, [], [])
AC_DEFINE([LIBETPAN_REENTRANT], 1, [Define to include multithreading support])
LIBSUFFIX=
REENTRANT=1
elif test "x$enable_threads" = "xyes"; then
dnl Try to find a good CFLAGS/LDFLAGS for pthreads
AC_CHECK_HEADERS(pthread.h, [], [AC_MSG_ERROR([pthread support required])])
CPPFLAGS="$CPPFLAGS -D_REENTRANT"
checkpthread=yes
AC_MSG_CHECKING([for pthread_create with libc])
AC_TRY_LINK([], [pthread_create();],
[pthflag=yes; checkpthread=no],
[pthflag=no])
AC_MSG_RESULT($pthflag)
for flag in "pthreads" "pthread"; do
if test "x$checkpthread" = "xyes"; then
AC_MSG_CHECKING([for pthread_create with -$flag])
OLDLIBS="$LIBS"
LIBS="$LIBS -$flag"
AC_TRY_LINK([], [pthread_create();],
[pthflag=yes; checkpthread=no],
[pthflag=no; LIBS="$OLDLIBS"])
AC_MSG_RESULT($pthflag)
fi
done
# pthreadGC2 is provided by pthreads-w32 on mingw32 platforms.
for lib in "c_r" "pthread" "pthreadGC2" ; do
if test "x$checkpthread" = "xyes"; then
case "x$LIBS" in
*-l$lib*);;
*) AC_CHECK_LIB($lib, pthread_create, [LIBS="$LIBS -l$lib"; checkpthread=no]) ;;
esac
fi
done
if test "x$checkpthread" = "xyes"; then
AC_CHECK_FUNC(pthread_create, checkpthread=no)
text "x$checkpthread" = "xyes" && AC_MSG_ERROR([pthread library required])
fi
AC_DEFINE([LIBETPAN_REENTRANT], 1, [Define to include multithreading support])
LIBSUFFIX=
REENTRANT=1
else
REENTRANT=0
LIBSUFFIX=-no-mt
fi
AC_SUBST(LIBSUFFIX)
AC_SUBST(REENTRANT)
dnl liblockfile on debian systems
AC_ARG_ENABLE(lockfile, [ --disable-lockfile do not use liblockfile for locking mailboxes])
if test "x$enable_lockfile" != "xno"; then
AC_CHECK_LIB(lockfile, lockfile_create,, [
if test "x$enable_lockfile" = "xyes"; then
AC_MSG_ERROR([liblockfile not found])
fi ])
fi
AC_DEFINE_UNQUOTED(LIBETPAN_VERSION_MAJOR, $VERSION_MAJOR,
[Define this to the major version of libEtPan])
AC_DEFINE_UNQUOTED(LIBETPAN_VERSION_MINOR, $VERSION_MINOR,
[Define this to the minor version of libEtPan])
AC_SUBST(VERSION_MAJOR)
AC_SUBST(VERSION_MINOR)
dnl Cyrus SASL
AC_ARG_WITH(sasl, [ --with-sasl[=DIR] include SASL support (default=auto)],
[], [with_sasl=yes])
if test "x$with_sasl" != "xno"; then
OCPPFLAGS="$CPPFLAGS"
OLDFLAGS="$LDFLAGS"
if test "x$with_sasl" != "xyes" ; then
CPPFLAGS="$CPPFLAGS -I$with_sasl/include"
LDFLAGS="$LDFLAGS -L$with_sasl/lib"
fi
with_sasl=no
SASLLIBS="$SSLLIBS"
AC_CHECK_HEADER(sasl/sasl.h, [
AC_CHECK_LIB(sasl2, sasl_client_init, with_sasl=yes, [], [$SASLLIBS])])
if test "x$with_sasl" != "xyes"; then
CPPFLAGS="$OCPPFLAGS"
LDFLAGS="$OLDFLAGS"
fi
fi
if test "x$with_sasl" = "xyes"; then
AC_DEFINE([USE_SASL], 1, [Define to use SASL])
SASLLIBS="-lsasl2 $SASLLIBS"
else
AC_MSG_WARN([SASL support disabled.])
SASLLIBS=""
fi
AC_SUBST(SASLLIBS)
dnl IPv6 support
enable_ipv6=maybe
AC_ARG_ENABLE(ipv6, AC_HELP_STRING([--enable-ipv6], [enable IPv6 support]), enable_ipv6=$enableval)
AC_MSG_CHECKING([whether to use IPv6])
AC_MSG_RESULT($enable_ipv6)
if test "x$enable_ipv6" != "xno"; then
dnl check for IPv6 support
AC_MSG_CHECKING([for IPv6 support])
AC_TRY_COMPILE([#define INET6
#include <sys/types.h>
#include <netinet/in.h>],
[int x = IPPROTO_IPV6; struct in6_addr a;],
ipv6_support=yes, ipv6_support=no)
AC_MSG_RESULT($ipv6_support)
if test "x$ipv6_support" = "xno"; then
if test "x$enable_ipv6" = "xyes"; then
AC_MSG_ERROR([cannot enable IPv6 support])
fi
else
AC_DEFINE(HAVE_IPV6, 1, [Define to enable IPv6 support.])
dnl check for getaddrinfo and freeaddrinfo function presence
for func in "getaddrinfo" "freeaddrinfo"; do
AC_MSG_CHECKING([for $func])
AC_TRY_LINK([], [$func();],
[func_present=yes],
[func_present=no])
AC_MSG_RESULT($func_present)
if test "x$func_present" = "xno"; then
AC_MSG_ERROR([$func function required for IPv6 support])
fi
done
fi
fi
dnl libcurl
libcurl=no
AC_ARG_WITH(curl, [ --with-curl[=DIR] curl install directory (default=auto)],
[], [with_curl=auto])
if test "x$with_curl" != "xno"; then
:
elif test "x$with_curl" != "xauto"; then
OCPPFLAGS="$CPPFLAGS"
OLDFLAGS="$LDFLAGS"
if test "x$with_curl" != "xyes" ; then
CPPFLAGS="$CPPFLAGS -I$with_curl/include"
LDFLAGS="$LDFLAGS -L$with_curl/lib -lcurl -lz"
fi
AC_CHECK_HEADER(curl/curl.h, [libcurl=yes])
if test "x$libcurl" = "xyes"; then
AC_MSG_CHECKING([whether with-curl compiles and links fine])
AC_TRY_LINK([], [curl_easy_init();], [libcurl=yes], [libcurl=no])
AC_MSG_RESULT([$libcurl])
fi
if test "x$libcurl" = "xno"; then
CPPFLAGS="$OCPPFLAGS"
LDFLAGS="$OLDFLAGS"
fi
else
AC_PATH_PROG(libcurlconfig, [curl-config])
if test "x$libcurlconfig" != "x"; then
CPPFLAGS="$CPPFLAGS `$libcurlconfig --cflags 2>/dev/null`"
AC_CHECK_HEADER(curl/curl.h, [libcurl=yes])
if test "x$libcurl" = "xyes"; then
AC_MSG_CHECKING([whether curl-config hints compiles and links fine])
OLDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS `$libcurlconfig --libs 2>/dev/null`"
AC_TRY_LINK([], [curl_easy_init();], [libcurl=yes], [libcurl=no])
AC_MSG_RESULT([$libcurl])
if test "x$libcurl" = "xno"; then
LDFLAGS="$OLDFLAGS"
fi
fi
libcurl_major_version=`$libcurlconfig --version | \
sed 's/^.* \([[0-9]]*\)\.\([[0-9]]*\).*$/\1/'`
libcurl_minor_version=`$libcurlconfig --version | \
sed 's/^.* \([[0-9]]*\)\.\([[0-9]]*\).*$/\2/'`
if test "$libcurl_major_version" -lt "$libcurl_major_required" ; then
libcurl=no
fi
if test "$libcurl_major_version" -eq "$libcurl_major_required" ; then
if test "$libcurl_minor_version" -lt "$libcurl_minor_required" ; then
libcurl=no
fi
fi
fi
fi
if test "x$libcurl" = "xyes" ; then
AC_DEFINE([HAVE_CURL], 1, [Define to use curl])
fi
dnl expat
libexpat=no
AC_ARG_WITH(expat, [ --with-expat[=DIR] expat install directory (default=auto)],
[], [with_expat=auto])
if test "x$with_expat" != "xno"; then
:
elif test "x$with_expat" != "xauto"; then
OCPPFLAGS="$CPPFLAGS"
OLDFLAGS="$LDFLAGS"
if test "x$with_expat" != "xyes" ; then
CPPFLAGS="$CPPFLAGS -I$with_expat/include"
LDFLAGS="$LDFLAGS -L$with_expat/lib -lexpat"
fi
AC_CHECK_HEADER(expat.h, [libexpat=yes])
if test "x$libexpat" = "xyes"; then
AC_MSG_CHECKING([whether with-expat compiles and links fine])
AC_TRY_LINK([], [XML_SetElementHandler();], [libexpat=yes], [libexpat=no])
AC_MSG_RESULT([$libexpat])
fi
if test "x$libexpat" = "xno"; then
CPPFLAGS="$OCPPFLAGS"
LDFLAGS="$OLDFLAGS"
fi
else
AC_CHECK_HEADER(expat.h, [libexpat=yes])
if test "x$libexpat" = "xyes"; then
AC_MSG_CHECKING([whether libexpat compiles and links fine])
OLDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS -lexpat"
AC_TRY_LINK([], [XML_SetElementHandler();], [libexpat=yes], [libexpat=no])
AC_MSG_RESULT([$libexpat])
if test "x$libexpat" = "xno"; then
LDFLAGS="$OLDFLAGS"
fi
fi
fi
if test "x$libexpat" = "xyes" ; then
AC_DEFINE([HAVE_EXPAT], 1, [Define to use expat])
fi
AC_ARG_WITH([zlib],
[AS_HELP_STRING([--with-zlib],
[include classes for streaming compressed data in and out @<:@default=check@:>@])],
[],[with_zlib=check])
# Check for zlib.
HAVE_ZLIB=0
AS_IF([test "$with_zlib" != no], [
AC_MSG_CHECKING([zlib version])
# First check the zlib header version.
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[
#include <zlib.h>
#if !defined(ZLIB_VERNUM) || (ZLIB_VERNUM < 0x1204)
# error zlib version too old
#endif
]], [])], [
AC_MSG_RESULT([ok (1.2.0.4 or later)])
# Also need to add -lz to the linker flags and make sure this succeeds.
AC_SEARCH_LIBS([zlibVersion], [z], [
AC_DEFINE([HAVE_ZLIB], [1], [Enable classes using zlib compression.])
HAVE_ZLIB=1
LDFLAGS="$LDFLAGS -lz"
], [
AS_IF([test "$with_zlib" != check], [
AC_MSG_FAILURE([--with-zlib was given, but no working zlib library was found])
])
])
], [
AS_IF([test "$with_zlib" = check], [
AC_MSG_RESULT([headers missing or too old (requires 1.2.0.4)])
], [
AC_MSG_FAILURE([--with-zlib was given, but zlib headers were not present or were too old (requires 1.2.0.4)])
])
])
])
AM_CONDITIONAL([HAVE_ZLIB], [test $HAVE_ZLIB = 1])
dnl Version
VERSION="$VERSION_MAJOR.$VERSION_MINOR"
test -d .git && VERSION="$VERSION-dev-"`date +'%Y%m%d'`
AC_DEFINE_UNQUOTED(LIBETPAN_VERSION, "$VERSION",
[Define this to the version of libEtPan])
AC_SUBST(VERSION)
# Further checks.
AC_CONFIG_FILES(libetpan-config
Makefile
build-windows/Makefile
include/Makefile
src/Makefile
src/bsd/Makefile
src/windows/Makefile
src/data-types/Makefile
src/low-level/Makefile
src/low-level/feed/Makefile
src/low-level/imap/Makefile
src/low-level/imf/Makefile
src/low-level/maildir/Makefile
src/low-level/mbox/Makefile
src/low-level/mh/Makefile
src/low-level/mime/Makefile
src/low-level/nntp/Makefile
src/low-level/pop3/Makefile
src/low-level/smtp/Makefile
src/driver/Makefile
src/driver/implementation/Makefile
src/driver/implementation/data-message/Makefile
src/driver/implementation/db/Makefile
src/driver/implementation/feed/Makefile
src/driver/implementation/hotmail/Makefile
src/driver/implementation/imap/Makefile
src/driver/implementation/maildir/Makefile
src/driver/implementation/mbox/Makefile
src/driver/implementation/mh/Makefile
src/driver/implementation/mime-message/Makefile
src/driver/implementation/nntp/Makefile
src/driver/implementation/pop3/Makefile
src/driver/interface/Makefile
src/driver/tools/Makefile
src/main/Makefile
src/main/libetpan_version.h
src/engine/Makefile
src/versioninfo.rc
doc/Makefile
tests/Makefile)
# We collect all files which could potentially install public header
# files via HEADERS. Updating any of these files will trigger
# rebuilding the header link farm. See rules.mk for what we do with
# this information. Because pmake does not support $(addprefix
# $(top_builddir), $(cfg_files), we need to calculate absolute path
# names here for automatic dependency tracking to work properly.
cfg_files=
crd="`pwd`"
for cfg_file in ${ac_config_files}; do
cfg_files="${cfg_files} ${crd}/${cfg_file}"
done
AC_SUBST(cfg_files)
AC_OUTPUT
cp -f ${crd}/src/main/libetpan_version.h ${crd}/build-windows
cd build-windows ; ./gen-public-headers.sh > build_headers.list ; cd ..