source: mod_gnutls/configure.ac @ aeaf28b

dnl 
AC_INIT(mod_gnutls, 0.7.3)
OOO_CONFIG_NICE(config.nice)
MOD_GNUTLS_VERSION=AC_PACKAGE_VERSION
AC_PREREQ(2.53)
AC_CONFIG_SRCDIR([src/mod_gnutls.c])
AC_CONFIG_AUX_DIR(config)

OOO_MAINTAIN_MODE
AM_MAINTAINER_MODE
AC_CANONICAL_TARGET
# mod_gnutls test suite requires GNU make
AM_INIT_AUTOMAKE([-Wno-portability])
AM_CONFIG_HEADER(include/mod_gnutls_config.h:config.in)

AC_SUBST(MOD_GNUTLS_VERSION)

AC_PROG_CC
AC_PROG_CC_C99
AC_PROG_LD
AC_PROG_INSTALL
AC_PROG_LIBTOOL

AC_CONFIG_MACRO_DIR([m4])

AP_VERSION=2.2.0
CHECK_APACHE(,$AP_VERSION,
    :,:,
    AC_MSG_ERROR([*** Apache version $AP_VERSION not found!])
)

PKG_CHECK_MODULES([LIBGNUTLS], [gnutls >= 3.1.4])

LIBGNUTLS_VERSION=`pkg-config --modversion gnutls`

AC_ARG_ENABLE(srp,
       AS_HELP_STRING([--disable-srp],
               [unconditionally disable the SRP functionality]),
       use_srp=$enableval, use_srp=yes)

# check if the available GnuTLS library supports SRP
AC_SEARCH_LIBS([gnutls_srp_server_get_username], [gnutls], [], [use_srp="no"])

SRP_CFLAGS=""
if test "$use_srp" != "no"; then
        SRP_CFLAGS="-DENABLE_SRP=1"
fi

AC_ARG_ENABLE(strict,
       AS_HELP_STRING([--disable-strict],
               [Avoid strict compiler warnings and errors]),
       use_strict=$enableval, use_strict=yes)

STRICT_CFLAGS=""
if test "$use_strict" != "no"; then
        STRICT_CFLAGS="-Wall -Werror -Wextra"
fi

AC_MSG_CHECKING([whether to enable SRP functionality])
AC_MSG_RESULT($use_srp)

dnl Optionally disable flock
AC_ARG_ENABLE(flock,
        AS_HELP_STRING([--disable-flock], [Disable use of flock during tests \
        (some exotic architectures don't support it)]),
        [use_flock=$enableval], [use_flock=yes])
# Check if flock is available and supports --timeout
AC_PATH_PROG([FLOCK], [flock], [no])
AS_IF([test "${FLOCK}" != "no"],
      [
        AC_MSG_CHECKING([whether ${FLOCK} supports --timeout])
        lockfile="$(mktemp)"
        AS_IF([${FLOCK} --timeout 1 ${lockfile} true >&AS_MESSAGE_LOG_FD 2>&1],
              [flock_works="yes"], [flock_works="no"])
        rm "${lockfile}"
        AC_MSG_RESULT([$flock_works])
      ],
      [flock_works="no"])
# disable flock if requested by user or it doesn't support timeout
AM_CONDITIONAL([DISABLE_FLOCK],
               [test "$enable_flock" = "no" || test "$flock_works" = "no"])

dnl Enable test namespaces? Default is "yes".
AC_ARG_ENABLE(test-namespaces,
        AS_HELP_STRING([--disable-test-namespaces], [Disable use of network \
        namespaces to run tests in parallel (some architectures might not \
        support it)]),
        [use_netns=$enableval], [use_netns=yes])

# Check if "unshare" is available and has permission to create network
# and user namespaces
AC_PATH_PROG([UNSHARE], [unshare], [no])
AS_IF([test "${UNSHARE}" != "no"],
      [
        AC_MSG_CHECKING([for permission to create network and user namespaces])
        AS_IF([${UNSHARE} --net -r /bin/sh -c \
                "ip link set up lo && ip addr show" >&AS_MESSAGE_LOG_FD 2>&1],
              [unshare_works="yes"], [unshare_works="no"])
        AC_MSG_RESULT([$unshare_works])
      ],
      [unshare_works="no"])
# decide whether to enable network namespaces
AS_IF([test "$enable_test_namespaces" != "no" \
            && test "$unshare_works" = "yes"],
      [use_netns="yes"], [use_netns="no"])
AM_CONDITIONAL([ENABLE_NETNS], [test "$use_netns" != "no"])
# Adjust Apache configuration for tests accordingly: Use pthread mutex
# and test specific PID files if using namespaces, defaults otherwise.
AS_IF([test "$use_netns" = "yes"],
      [MUTEX_TYPE="pthread"; PID_AFFIX="-\${TEST_NAME}"],
      [MUTEX_TYPE="default"; PID_AFFIX=""])
AC_SUBST(MUTEX_TYPE)
AC_SUBST(PID_AFFIX)
AM_SUBST_NOTMAKE(MUTEX_TYPE)
AM_SUBST_NOTMAKE(PID_AFFIX)

AC_ARG_ENABLE(msva,
       AS_HELP_STRING([--enable-msva],
               [enable Monkeysphere client certificate verification]),
       use_msva=$enableval, use_msva=no)
AM_CONDITIONAL([USE_MSVA], [test "$use_msva" != "no"])

MSVA_CFLAGS=""
if test "$use_msva" != "no"; then
        AC_CHECK_HEADERS([msv/msv.h], [],
                         [AC_MSG_ERROR([*** No libmsv headers found!])])
        AC_SEARCH_LIBS([msv_query_agent], [msv], [],
                         [AC_MSG_ERROR([*** No libmsv found with msv_query_agent!])])
        MSVA_CFLAGS="-DENABLE_MSVA=1"
fi

AC_MSG_CHECKING([whether to enable MSVA functionality])
AC_MSG_RESULT($use_msva)

have_apr_memcache=0
CHECK_APR_MEMCACHE([have_apr_memcache=1], [have_apr_memcache=0])
AC_SUBST(have_apr_memcache)

# Building documentation requires pandoc, which in turn needs pdflatex
# to build PDF output.
build_doc=no
AC_PATH_PROG([PANDOC], [pandoc], [no])
if test "$PANDOC" != "no"; then
        AC_PATH_PROG([PDFLATEX], [pdflatex], [no])
        if test "$PDFLATEX" != "no"; then
                build_doc=yes
        else
                build_doc="html only"
        fi
else
        AC_PATH_PROG([MARKDOWN], [markdown], [no])
        if test "$MARKDOWN" != "no"; then
                build_doc="html stub"
        fi
fi
AM_CONDITIONAL([USE_PANDOC], [test "$PANDOC" != "no"])
AM_CONDITIONAL([USE_PDFLATEX], [test "$PANDOC" != "no" && \
                               test "$PDFLATEX" != "no"])
AM_CONDITIONAL([USE_MARKDOWN], [test -n "$MARKDOWN" && \
                               test "$MARKDOWN" != "no"])

# Check for Apache binary
AC_PATH_PROGS([APACHE2], [apache2 httpd], [no], [$PATH:/usr/sbin])
if test "${APACHE2}" = "no"; then
        AC_MSG_WARN([Neither apache2 nor httpd found in \
                     PATH. Test suite will fail.])
fi

AC_PATH_PROGS([HTTP_CLI], [curl wget], [no])

MODULE_CFLAGS="${LIBGNUTLS_CFLAGS} ${SRP_CFLAGS} ${MSVA_CFLAGS} ${APR_MEMCACHE_CFLAGS} ${APXS_CFLAGS} ${AP_INCLUDES} ${APR_INCLUDES} ${APU_INCLUDES} ${STRICT_CFLAGS}"
MODULE_LIBS="${APR_MEMCACHE_LIBS} ${LIBGNUTLS_LIBS}"

AC_PATH_PROGS([SOFTHSM], [softhsm2-util softhsm], [no])
if test "${SOFTHSM}" != "no"; then
        softhsm_version=$(${SOFTHSM} --version)
        AS_VERSION_COMPARE([$(${SOFTHSM} --version)], [2.0.0],
                           [AC_SUBST(SOFTHSM_MAJOR_VERSION, [1])],
                           [AC_SUBST(SOFTHSM_MAJOR_VERSION, [2])],
                           [AC_SUBST(SOFTHSM_MAJOR_VERSION, [2])])
fi
AM_CONDITIONAL([HAVE_SOFTHSM], [test "${SOFTHSM}" != "no"])
AM_CONDITIONAL([HAVE_SOFTHSM1], [test "${SOFTHSM_MAJOR_VERSION}" = "1"])
AM_CONDITIONAL([HAVE_SOFTHSM2], [test "${SOFTHSM_MAJOR_VERSION}" = "2"])

AC_SUBST(MODULE_CFLAGS)
AC_SUBST(MODULE_LIBS)

# assign default values to TEST_HOST and TEST_IP if necessary
: ${TEST_HOST:="localhost"}
: ${TEST_IP:="[[::1]] 127.0.0.1"}
AC_ARG_VAR([TEST_HOST], [Host name to use for server instances started by \
                        "make check", must resolve to addresses in TEST_IP. \
                        The default is "localhost".])
AC_ARG_VAR([TEST_IP], [List of IP addresses to use for server instances \
                      started by "make check". The default is \
                      "[::1] 127.0.0.1". Note that IPv6 addresses must be \
                      enclosed in square brackets.])
AM_SUBST_NOTMAKE(TEST_IP)

dnl Allow user to set SoftHSM PKCS #11 module
AC_ARG_VAR([SOFTHSM_LIB], [Absolute path of the SoftHSM PKCS @%:@11 module to \
                          use. By default the test suite will search common \
                          library paths.])

dnl Build list of "Listen" statements for Apache
LISTEN_LIST="# Listen addresses for the test servers"
for i in ${TEST_IP}; do
        LISTEN_LIST="${LISTEN_LIST}
Listen ${i}:\${TEST_PORT}"
done
dnl HTTP ports, only active if TEST_HTTP_PORT is defined
LISTEN_LIST="${LISTEN_LIST}
<IfDefine TEST_HTTP_PORT>"
for i in ${TEST_IP}; do
        LISTEN_LIST="${LISTEN_LIST}
        Listen ${i}:\${TEST_HTTP_PORT}"
done
LISTEN_LIST="${LISTEN_LIST}
</IfDefine>"
AC_SUBST(LISTEN_LIST)
AM_SUBST_NOTMAKE(LISTEN_LIST)

AC_CONFIG_FILES([Makefile src/Makefile test/Makefile test/tests/Makefile \
                        doc/Makefile include/mod_gnutls.h \
                        test/proxy_backend.conf \
                        test/apache-conf/listen.conf \
                        test/apache-conf/netns.conf])
AC_OUTPUT

echo "---"
echo "Configuration summary for mod_gnutls:"
echo ""
echo "   * mod_gnutls version:  ${MOD_GNUTLS_VERSION}"
echo "   * Apache Modules directory:    ${AP_LIBEXECDIR}"
echo "   * GnuTLS Library version:      ${LIBGNUTLS_VERSION}"
echo "   * SRP Authentication:  ${use_srp}"
echo "   * MSVA Client Verification:    ${use_msva}"
echo "   * Build documentation: ${build_doc}"
echo ""
echo "---"