02c335c23bf5fa225a467c19f2c063fb0dc7b8c3Timo SirainenAC_INIT(src)

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan BoschAM_CONFIG_HEADER(config.h)

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo SirainenAM_INIT_AUTOMAKE(dovecot, 0.99.5rc1)

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan BoschAM_MAINTAINER_MODE

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan BoschAC_ISC_POSIX

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan BoschAC_PROG_CC

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan BoschAC_PROG_CPP

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan BoschAC_STDC_HEADERS

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan BoschAC_C_INLINE

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan BoschAC_ARG_PROGRAM

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan BoschAM_PROG_LIBTOOL

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan BoschAC_CHECK_HEADERS(string.h stdlib.h stdint.h unistd.h dirent.h iconv.h)

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan BoschAC_CHECK_HEADERS(sys/uio.h sys/sysmacros.h sys/resource.h linux/mman.h)

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan BoschAC_CHECK_HEADERS(sys/select.h)

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch

9b3565b09683b48f66de51aebb52786934d1c324Timo Sirainen# check posix headers

9b3565b09683b48f66de51aebb52786934d1c324Timo SirainenAC_CHECK_HEADERS(sys/time.h)

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan BoschAC_ARG_ENABLE(ipv6,

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch[ --enable-ipv6 Enable IPv6 support (default)],

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch if test x$enableval = xno; then

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch want_ipv6=no

9b3565b09683b48f66de51aebb52786934d1c324Timo Sirainen else

9b3565b09683b48f66de51aebb52786934d1c324Timo Sirainen want_ipv6=yes

9b3565b09683b48f66de51aebb52786934d1c324Timo Sirainen fi,

9b3565b09683b48f66de51aebb52786934d1c324Timo Sirainen want_ipv6=yes)

9b3565b09683b48f66de51aebb52786934d1c324Timo Sirainen

9b3565b09683b48f66de51aebb52786934d1c324Timo SirainenAC_ARG_ENABLE(debug,

9b3565b09683b48f66de51aebb52786934d1c324Timo Sirainen[ --enable-debug Enable some extra checks for debugging],

9b3565b09683b48f66de51aebb52786934d1c324Timo Sirainen if test x$enableval = xyes; then

9b3565b09683b48f66de51aebb52786934d1c324Timo Sirainen AC_DEFINE(DEBUG,, Build with extra debugging checks)

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch fi)

9b3565b09683b48f66de51aebb52786934d1c324Timo Sirainen

9b3565b09683b48f66de51aebb52786934d1c324Timo SirainenAC_ARG_ENABLE(asserts,

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch[ --enable-asserts Enable asserts (default)],

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch if test x$enableval = xno; then

9b3565b09683b48f66de51aebb52786934d1c324Timo Sirainen AC_DEFINE(DISABLE_ASSERTS,, Disable asserts)

9b3565b09683b48f66de51aebb52786934d1c324Timo Sirainen fi)

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan BoschAC_ARG_WITH(file-offset-size,

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch[ --with-file-offset-size=BITS Set size of file offsets. Usually 32 or 64.

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch (default: 64 if available)],

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch preferred_off_t_bits=$withval,

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch preferred_off_t_bits=64)

9b3565b09683b48f66de51aebb52786934d1c324Timo Sirainen

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan BoschAC_ARG_WITH(mem-align,

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch[ --with-mem-align=BYTES Set the memory alignment (default: 8)],

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch mem_align=$withval,

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch mem_align=8)

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo SirainenAC_ARG_WITH(passwd,

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen[ --with-passwd Build with /etc/passwd support (default)],

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen if test x$withval = xno; then

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen want_passwd=no

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen else

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen want_passwd=yes

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen fi,

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen want_passwd=yes)

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo SirainenAC_ARG_WITH(passwd-file,

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen[ --with-passwd-file Build with passwd-like file support (default)],

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen if test x$withval = xno; then

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen want_passwd_file=no

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen else

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen want_passwd_file=yes

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen fi,

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen want_passwd_file=yes)

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo SirainenAC_ARG_WITH(shadow,

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen[ --with-shadow Build with shadow password support (default)],

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen if test x$withval = xno; then

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen want_shadow=no

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen else

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen want_shadow=yes

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen fi,

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen want_shadow=yes)

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo SirainenAC_ARG_WITH(pam,

a071ae737f338f94d2e72c54930b51a1dc336815Timo Sirainen[ --with-pam Build with PAM support (default)],

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen if test x$withval = xno; then

a071ae737f338f94d2e72c54930b51a1dc336815Timo Sirainen want_pam=no

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen else

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen want_pam=yes

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen fi,

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen want_pam=yes)

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo SirainenAC_ARG_WITH(vpopmail,

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen[ --with-vpopmail Build with vpopmail support (default)],

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen if test x$withval = xno; then

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen want_vpopmail=no

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen else

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen want_vpopmail=yes

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen fi,

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen want_vpopmail=yes)

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo SirainenAC_ARG_WITH(rawlog,

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen[ --with-rawlog Build support for logging user traffic],

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi if test x$withval = xyes; then

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi AC_DEFINE(BUILD_RAWLOG,, Build with rawlogging feature)

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi fi)

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki TuomiAC_ARG_WITH(ssl,

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi[ --with-ssl=[gnutls|openssl] Build with GNUTLS (default) or OpenSSL],

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi if test x$withval = xno; then

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi want_gnutls=no

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi want_openssl=no

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi elif test x$withval = xgnutls; then

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi want_gnutls=yes

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi want_openssl=no

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi elif test x$withval = xopenssl; then

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi want_gnutls=no

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi want_openssl=yes

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi else

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi want_gnutls=yes

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi want_openssl=yes

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi fi, [

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi want_gnutls=yes

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi want_openssl=yes

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi ])

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan BoschAC_ARG_WITH(ssldir,

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch[ --with-ssldir=DIR SSL base directory for certificates (/etc/ssl)],

7f52e276c1bf13b4809344492023b90e46c3ac5dTimo Sirainen ssldir="$withval",

e5a55bb6b867ee3ed95ac216996ff2e24bd596ccAki Tuomi ssldir=/etc/ssl

72a7c4f2ba93a723e23c941369a2985d75f240c9Stephan Bosch)

AC_SUBST(ssldir)

dnl * gcc specific options

if test "x$ac_cv_prog_gcc" = "xyes"; then

# -Wcast-qual -Wcast-align -Wconversion # too many warnings

# -Wstrict-prototypes -Wredundant-decls # may give warnings in some systems

# -Wmissing-format-attribute -Wmissing-noreturn # a couple of warnings

CFLAGS="$CFLAGS -Wall -W -Wmissing-prototypes -Wmissing-declarations -Wpointer-arith -Wchar-subscripts -Wformat=2 -Wbad-function-cast"

fi

dnl **

dnl ** just some generic stuff...

dnl **

AC_CHECK_FUNC(socket, [], [

AC_CHECK_LIB(socket, socket, [

LIBS="$LIBS -lsocket"

])

])

AC_CHECK_FUNC(inet_addr, [], [

AC_CHECK_LIB(nsl, inet_addr, [

LIBS="$LIBS -lnsl"

])

])

AC_CHECK_FUNC(fdatasync, [

have_fdatasync=yes

], [

AC_CHECK_LIB(rt, fdatasync, [

have_fdatasync=yes

LIBS="$LIBS -lrt"

])

])

if test "$have_fdatasync" = "yes"; then

AC_DEFINE(HAVE_FDATASYNC,, Define if you have fdatasync())

fi

dnl * after -lsocket and -lnsl tests, inet_aton() may be in them

AC_CHECK_FUNCS(fcntl flock inet_aton sigaction getpagesize madvise \

strcasecmp stricmp vsnprintf vsyslog writev setrlimit \

setproctitle)

dnl * poll/select?

AC_CHECK_FUNC(poll, [

AC_DEFINE(IOLOOP_POLL,, Implement I/O loop with poll())

], [

AC_DEFINE(IOLOOP_SELECT,, Implement I/O loop with select())

])

dnl * memory alignment

AC_DEFINE_UNQUOTED(MEM_ALIGN_SIZE, $mem_align, Required memory alignment)

dnl * OS specific options

case "$host_os" in

hpux*)

CFLAGS="$CFLAGS -D_XOPEN_SOURCE_EXTENDED"

;;

*)

;;

esac

AC_CHECK_SIZEOF(int)

AC_CHECK_SIZEOF(long)

AC_CHECK_SIZEOF(void *)

AC_CHECK_SIZEOF(long long)

AC_DEFUN(AC_TYPEOF, [

dnl * first check if we can get the size with redefining typedefs

order="$2"

if test "$2" = ""; then

order="int long long-long"

fi

result=""

visible="unknown"

AC_MSG_CHECKING([type of $1])

if test "x$ac_cv_prog_gcc" = "xyes"; then

dnl * try with printf() + -Werror

old_CFLAGS="$CFLAGS"

CFLAGS="$CFLAGS -Werror"

for type in $order; do

case "$type" in

int)

fmt="%d"

;;

long)

fmt="%ld"

;;

long-long)

fmt="%lld"

;;

*)

fmt=""

;;

esac

if test "$fmt" != ""; then

AC_TRY_COMPILE([

#include <sys/types.h>

#include <stdio.h>

], [

printf("$fmt", ($1)0);

], [

if test "$result" != ""; then

dnl * warning check isn't working

result=""

visible="unknown"

break

fi

result="`echo $type|sed 's/-/ /g'`"

visible="$result"

])

fi

done

CFLAGS="$old_CFLAGS"

fi

if test "$result" = ""; then

for type in $order; do

type="`echo $type|sed 's/-/ /g'`"

AC_TRY_COMPILE([

#include <sys/types.h>

typedef $type $1;

],, [

if test "$result" != ""; then

dnl * compiler allows redefining to anything

result=""

visible="unknown"

break

fi

result="$type"

visible="$type"

])

done

fi

if test "$result" = ""; then

dnl * check with sizes

dnl * older autoconfs don't include sys/types.h, so do it manually

AC_TRY_RUN([

#include <stdio.h>

#include <sys/types.h>

int main() {

FILE *f=fopen("conftestval", "w");

if (!f) exit(1);

fprintf(f, "%d\n", sizeof($1));

exit(0);

}

], [

size=`cat conftestval`

rm -f conftestval

for type in $order; do

actype="ac_cv_sizeof_`echo $type|sed 's/-/_/g'`"

if test "$size" = "`eval \"echo \\$$actype\"`"; then

result="`echo $type|sed 's/-/ /g'`"

visible="`expr $size \* 8`bit (using $result)"

break

fi

done

if test "$result" = ""; then

visible="`expr $size \* 8`bit (unknown type)"

fi

])

fi

typeof_$1=$result

AC_MSG_RESULT($visible)

])

dnl * off_t checks, try to make it 64bit

AC_DEFINE_UNQUOTED(_FILE_OFFSET_BITS, $preferred_off_t_bits,

[If set to 64, enables 64bit off_t for some systems (eg. Linux, Solaris)])

AC_TYPEOF(off_t, long int long-long)

case "$typeof_off_t" in

int)

offt_max=INT_MAX

uofft_fmt="u"

AC_DEFINE(UOFF_T_INT,, Define if off_t is int)

offt_bits=`expr 8 \* $ac_cv_sizeof_int`

;;

long)

offt_max=LONG_MAX

uofft_fmt="lu"

AC_DEFINE(UOFF_T_LONG,, Define if off_t is long)

offt_bits=`expr 8 \* $ac_cv_sizeof_long`

;;

"long long")

offt_max=LLONG_MAX

uofft_fmt="llu"

AC_DEFINE(UOFF_T_LONG_LONG,, Define if off_t is long long)

offt_bits=`expr 8 \* $ac_cv_sizeof_long_long`

;;

*)

AC_ERROR([Unsupported off_t type])

;;

esac

AC_DEFINE_UNQUOTED(OFF_T_MAX, $offt_max, Maximum value of off_t)

AC_DEFINE_UNQUOTED(PRIuUOFF_T, "$uofft_fmt", printf() format for uoff_t)

dnl * make sure size_t isn't signed. we'd probably work fine with it, but

dnl * it's more likely vulnerable to buffer overflows. Anyway, C99 specifies

dnl * that it's unsigned and only some old systems define it as signed.

AC_MSG_CHECKING([whether size_t is signed])

AC_TRY_RUN([

#include <sys/types.h>

int main() {

/* return 0 if we're signed */

exit((size_t)(int)-1 <= 0 ? 0 : 1);

}

], [

AC_MSG_RESULT(yes)

echo

echo "Your system's size_t is a signed integer, Dovecot isn't designed to"

echo "support it. It probably works just fine, but it's less resistant to"

echo "buffer overflows. If you're not worried about this and still want to"

echo "compile Dovecot, set ignore_signed_size=1 environment."

if test "$ignore_signed_size" = ""; then

AC_ERROR([aborting])

fi

echo "..ignoring as requested.."

], [

AC_MSG_RESULT(no)

])

AC_TYPEOF(ssize_t)

case "$typeof_ssize_t" in

long)

ssizet_max=LONG_MAX

sizet_fmt="lu"

;;

"long long")

ssizet_max=LLONG_MAX

sizet_fmt="llu"

;;

*)

dnl older systems didn't have ssize_t, default to int

ssizet_max=INT_MAX

sizet_fmt="u"

if test "$typeof_ssize_t" = ""; then

AC_DEFINE(size_t, unsigned int, Define to 'unsigned int' if you don't have it)

AC_DEFINE(ssize_t, int, Define to 'int' if you don't have it)

fi

;;

esac

AC_DEFINE_UNQUOTED(SSIZE_T_MAX, $ssizet_max, Maximum value of ssize_t)

AC_DEFINE_UNQUOTED(PRIuSIZE_T, "$sizet_fmt", printf() format for size_t)

AC_DEFUN(AC_CHECKTYPE2, [

AC_MSG_CHECKING([for $1])

AC_CACHE_VAL(i_cv_type_$1,

[AC_TRY_COMPILE([

#include <sys/types.h>

$2],

[$1 t;],

i_cv_type_$1=yes,

i_cv_type_$1=no,

)])

AC_MSG_RESULT($i_cv_type_$1)

])

AC_CHECKTYPE2(uintmax_t, [#include <inttypes.h>])

if test $i_cv_type_uintmax_t = yes; then

AC_DEFINE(HAVE_UINTMAX_T,, Define if you have uintmax_t (C99 type))

fi

AC_CHECKTYPE2(socklen_t, [#include <sys/socket.h>])

if test $i_cv_type_socklen_t = yes; then

AC_DEFINE(HAVE_SOCKLEN_T,, Define to 'int' if you don't have socklen_t)

fi

dnl * do we have tm_gmtoff

AC_MSG_CHECKING([for tm_gmtoff])

AC_CACHE_VAL(i_cv_field_tm_gmtoff,

[AC_TRY_COMPILE([

#include <time.h>],

[struct tm *tm; return tm->tm_gmtoff;],

i_cv_field_tm_gmtoff=yes,

i_cv_field_tm_gmtoff=no,

)])

if test $i_cv_field_tm_gmtoff = yes; then

AC_DEFINE(HAVE_TM_GMTOFF,, Define if you have struct tm->tm_gmtoff)

fi

AC_MSG_RESULT($i_cv_field_tm_gmtoff)

dnl * do we have struct iovec

AC_MSG_CHECKING([for struct iovec])

AC_CACHE_VAL(i_cv_struct_iovec,

[AC_TRY_COMPILE([

#include <sys/types.h>

#include <sys/uio.h>

#include <unistd.h>],

[struct iovec *iovec;],

i_cv_struct_iovec=yes,

i_cv_struct_iovec=no)])

if test $i_cv_struct_iovec = yes; then

AC_DEFINE(HAVE_STRUCT_IOVEC,, Define if you have struct iovec)

fi

AC_MSG_RESULT($i_cv_struct_iovec)

dnl * is dev_t an integer or something else?

AC_TRY_COMPILE([

#include <sys/types.h>

struct test { dev_t a; };

static struct test t = { 0 };

],,, [

AC_DEFINE(DEV_T_STRUCT,, Define if your dev_t is a structure instead of integer type)

dnl we can't initialize structures, so don't warn about them either

if test "x$ac_cv_prog_gcc" = "xyes"; then

CFLAGS=`echo $CFLAGS|sed 's/ -W\b//'`

fi

])

dnl * Do we have RLIMIT_AS?

AC_TRY_COMPILE([

#include <sys/types.h>

#include <sys/time.h>

#include <sys/resource.h>

], [

struct rlimit r;

getrlimit(RLIMIT_AS, &r);

], [

AC_DEFINE(HAVE_RLIMIT_AS,, Define if you have RLIMIT_AS for setrlimit())

])

dnl * Linux compatible mremap()

AC_MSG_CHECKING([Linux compatible mremap()])

AC_TRY_COMPILE([

#include <unistd.h>

#define __USE_GNU

#include <sys/mman.h>

], [

mremap(0, 0, 0, MREMAP_MAYMOVE);

], [

AC_DEFINE(HAVE_LINUX_MREMAP,, Define if you have Linux-compatible mremap())

AC_MSG_RESULT(yes)

], [

AC_MSG_RESULT(no)

])

dnl * Linux compatible sendfile()

AC_MSG_CHECKING([Linux compatible sendfile()])

AC_TRY_COMPILE([

#undef _FILE_OFFSET_BITS

#include <sys/types.h>

#include <sys/socket.h>

#include <sys/uio.h>

#include <sys/sendfile.h>

], [

sendfile(0, 0, (void *) 0, 0);

], [

AC_DEFINE(HAVE_LINUX_SENDFILE,, Define if you have Linux-compatible sendfile())

AC_MSG_RESULT(yes)

], [

AC_MSG_RESULT(no)

])

dnl * FreeBSD compatible sendfile()

AC_MSG_CHECKING([FreeBSD compatible sendfile()])

AC_TRY_COMPILE([

#include <sys/types.h>

#include <sys/socket.h>

#include <sys/uio.h>

], [

struct sf_hdtr hdtr;

sendfile(0, 0, 0, 0, &hdtr, (void *) 0, 0);

], [

AC_DEFINE(HAVE_FREEBSD_SENDFILE,, Define if you have FreeBSD-compatible sendfile())

AC_MSG_RESULT(yes)

], [

AC_MSG_RESULT(no)

])

dnl ***

dnl *** va_copy checks (from GLIB)

dnl ***

AC_CACHE_CHECK([for an implementation of va_copy()],lib_cv_va_copy,[

AC_TRY_RUN([

#include <stdarg.h>

void f (int i, ...) {

va_list args1, args2;

va_start (args1, i);

va_copy (args2, args1);

if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)

exit (1);

va_end (args1); va_end (args2);

}

int main() {

f (0, 42);

return 0;

}],

[lib_cv_va_copy=yes],

[lib_cv_va_copy=no],

[])

])

AC_CACHE_CHECK([for an implementation of __va_copy()],lib_cv___va_copy,[

AC_TRY_RUN([

#include <stdarg.h>

void f (int i, ...) {

va_list args1, args2;

va_start (args1, i);

__va_copy (args2, args1);

if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)

exit (1);

va_end (args1); va_end (args2);

}

int main() {

f (0, 42);

return 0;

}],

[lib_cv___va_copy=yes],

[lib_cv___va_copy=no],

[])

])

if test "x$lib_cv_va_copy" = "xyes"; then

va_copy_func=va_copy

else if test "x$lib_cv___va_copy" = "xyes"; then

va_copy_func=__va_copy

fi

fi

if test -n "$va_copy_func"; then

AC_DEFINE_UNQUOTED(VA_COPY,$va_copy_func,[A 'va_copy' style function])

fi

AC_CACHE_CHECK([whether va_lists can be copied by value],lib_cv_va_val_copy,[

AC_TRY_RUN([

#include <stdarg.h>

void f (int i, ...) {

va_list args1, args2;

va_start (args1, i);

args2 = args1;

if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)

exit (1);

va_end (args1); va_end (args2);

}

int main() {

f (0, 42);

return 0;

}],

[lib_cv_va_val_copy=yes],

[lib_cv_va_val_copy=no],

[])

])

if test "x$lib_cv_va_val_copy" = "xno"; then

AC_DEFINE(VA_COPY_AS_ARRAY,1, ['va_lists' cannot be copies as values])

fi

dnl **

dnl ** SSL

dnl **

have_ssl=no

if test $want_gnutls = yes; then

AC_CHECK_LIB(gnutls, gnutls_global_init, [

AC_CHECK_HEADERS(gnutls/gnutls.h, [

AC_DEFINE(HAVE_GNUTLS,, Build with GNUTLS support)

SSL_LIBS="-lgnutls -lgcrypt"

AC_SUBST(SSL_LIBS)

have_ssl="yes (GNUTLS)"

have_gnutls=yes

])

],, -lgcrypt)

fi

if test "$want_openssl" = "yes" -a "$have_ssl" = "no"; then

AC_CHECK_LIB(ssl, SSL_read, [

AC_CHECK_HEADERS(openssl/ssl.h openssl/err.h, [

AC_DEFINE(HAVE_OPENSSL,, Build with OpenSSL support)

SSL_LIBS="-lssl -lcrypto"

AC_SUBST(SSL_LIBS)

have_ssl="yes (OpenSSL)"

have_openssl=yes

])

],, -lcrypto)

fi

if test "$have_ssl" != "no"; then

AC_DEFINE(HAVE_SSL,, Build with SSL/TLS support)

fi

dnl **

dnl ** shadow/pam support

dnl **

need_crypt=no

auths=""

if test $want_passwd = yes; then

need_crypt=yes

AC_DEFINE(USERINFO_PASSWD,, Build with passwd support)

auths="$auths passwd"

fi

if test $want_passwd_file = yes; then

need_crypt=yes

AC_DEFINE(USERINFO_PASSWD_FILE,, Build with passwd-file support)

auths="$auths passwd-file"

fi

if test $want_shadow = yes; then

AC_CHECK_FUNC(getspnam, [

need_crypt=yes

AC_DEFINE(USERINFO_SHADOW,, Build with shadow support)

auths="$auths shadow"

])

fi

if test $want_pam = yes; then

AC_CHECK_LIB(pam, pam_start, [

have_pam=no

AC_CHECK_HEADER(security/pam_appl.h, [

AC_DEFINE(HAVE_SECURITY_PAM_APPL_H,,

Define if you have security/pam_appl.h)

have_pam=yes

])

AC_CHECK_HEADER(pam/pam_appl.h, [

AC_DEFINE(HAVE_PAM_PAM_APPL_H,,

Define if you have pam/pam_appl.h)

have_pam=yes

])

if test "$have_pam" = "yes"; then

USERINFO_LIBS="$USERINFO_LIBS -lpam"

AC_DEFINE(USERINFO_PAM,, Build with PAM support)

auths="$auths pam"

AC_CHECK_LIB(pam, pam_setcred, [

AC_DEFINE(HAVE_PAM_SETCRED,,

Define if you have pam_setcred())

])

fi

])

fi

if test $want_vpopmail = yes; then

vpopmail_home="`echo ~vpopmail`"

vpop_libdeps="$vpopmail_home/etc/lib_deps"

AC_MSG_CHECKING([for vpopmail configuration at $vpop_libdeps])

if test -f $vpop_libdeps; then

need_crypt=yes

VPOPMAIL_CFLAGS="`cat $vpopmail_home/etc/inc_deps` $CFLAGS"

VPOPMAIL_LIBS="`cat $vpop_libdeps`"

AC_DEFINE(USERINFO_VPOPMAIL,, Build with vpopmail support)

auths="$auths vpopmail"

AC_MSG_RESULT(found)

else

want_vpopmail=no

AC_MSG_RESULT(not found)

fi

fi

AC_SUBST(VPOPMAIL_CFLAGS)

AC_SUBST(VPOPMAIL_LIBS)

if test $need_crypt = yes; then

AC_CHECK_LIB(crypt, crypt, [

USERINFO_LIBS="$USERINFO_LIBS -lcrypt"

], [

AC_CHECK_FUNC(crypt,, [

AC_ERROR([crypt() wasn't found])

])

])

fi

AC_SUBST(USERINFO_LIBS)

dnl **

dnl ** Index file compatibility flags

dnl **

dnl * currently just checking for endianess

AC_C_BIGENDIAN

if test $ac_cv_c_bigendian = yes; then

flags=0

else

flags=1

fi

AC_DEFINE_UNQUOTED(MAIL_INDEX_COMPAT_FLAGS, $flags, Index file compatibility flags)

dnl **

dnl ** IPv6 support

dnl **

if test "x$want_ipv6" = "xyes"; then

AC_MSG_CHECKING([for IPv6])

AC_CACHE_VAL(i_cv_type_in6_addr,

[AC_TRY_COMPILE([

#include <sys/types.h>

#include <sys/socket.h>

#include <netinet/in.h>

#include <netdb.h>

#include <arpa/inet.h>],

[struct in6_addr i;],

i_cv_type_in6_addr=yes,

i_cv_type_in6_addr=no,

)])

if test $i_cv_type_in6_addr = yes; then

AC_DEFINE(HAVE_IPV6,, Build with IPv6 support)

fi

AC_MSG_RESULT($i_cv_type_in6_addr)

fi

dnl **

dnl ** capabilities

dnl **

capability="IMAP4rev1 SORT"

if test "$have_ssl" != "no"; then

capability="$capability STARTTLS"

fi

AC_DEFINE_UNQUOTED(CAPABILITY_STRING, "$capability", IMAP capabilities)

dnl **

dnl ** register the storage classes

dnl **

STORAGE="maildir mbox"

file="src/lib-storage/register/mail-storage-register.c"

echo "/* this file is generated by configure */" > $file

echo '#include "lib.h"' >> $file

echo '#include "mail-storage.h"' >> $file

for storage in $STORAGE; do

echo "extern MailStorage ${storage}_storage;" >> $file

done

echo "void mail_storage_register_all(void) {" >> $file

for storage in $STORAGE; do

echo "mail_storage_class_register(&${storage}_storage);" >> $file

done

echo "}" >> $file

CFLAGS="$CFLAGS $EXTRA_CFLAGS"

AC_OUTPUT(

Makefile

stamp.h)

echo

echo "Install prefix ............. : $prefix"

echo "File offsets ............... : ${offt_bits}bit"

echo "Building with auth modules . :$auths"

echo "Building with SSL support .. : $have_ssl"

echo "Building with IPv6 support . : $want_ipv6"