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configure.ac
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dnl Project : ipv6calc
dnl File : configure.ac
dnl Copyright: 2001-2025 by Peter Bieringer <pb (at) bieringer.de>
dnl Process this file with autoconf to produce a configure script.
AC_INIT([ipv6calc],[4.3.0],[[email protected]],[ipv6calc],[https://www.deepspace6.net/projects/ipv6calc.html])
COPYRIGHT_YEAR=2025
dnl Program/library version (align with version above)
PACKAGE_VERSION_MAJOR=4
PACKAGE_VERSION_MINOR=3
PACKAGE_VERSION_BUGFIX=0
dnl API version
API_VERSION_MAJOR=4
API_VERSION_MINOR=3
API_VERSION_BUGFIX=0
dnl Generic data definitions
AC_SUBST(COPYRIGHT_YEAR)
AC_DEFINE_UNQUOTED(COPYRIGHT_YEAR, "$COPYRIGHT_YEAR", [Copyright year])
dnl Program/library version variants
PACKAGE_VERSION_NUMERIC=$(echo "$PACKAGE_VERSION_MAJOR $PACKAGE_VERSION_MINOR $PACKAGE_VERSION_BUGFIX" | awk '{ print ( $1 * 1000 + $2 ) * 1000 + $3 }')
PACKAGE_VERSION_STRING=$(echo "$PACKAGE_VERSION_MAJOR.$PACKAGE_VERSION_MINOR.$PACKAGE_VERSION_BUGFIX")
AC_DEFINE_UNQUOTED(IPV6CALC_PACKAGE_VERSION_MAJOR, $PACKAGE_VERSION_MAJOR , "Package version Major")
AC_DEFINE_UNQUOTED(IPV6CALC_PACKAGE_VERSION_MINOR, $PACKAGE_VERSION_MINOR , "Package version Minor")
AC_DEFINE_UNQUOTED(IPV6CALC_PACKAGE_VERSION_BUGFIX, $PACKAGE_VERSION_BUGFIX , "Package version Bugfix")
AC_DEFINE_UNQUOTED(IPV6CALC_PACKAGE_VERSION_STRING, "$PACKAGE_VERSION_STRING", "Package version as string")
AC_DEFINE_UNQUOTED(IPV6CALC_PACKAGE_VERSION_NUMERIC, $PACKAGE_VERSION_NUMERIC , "Package version numeric")
dnl API version variants
API_VERSION_NUMERIC=$(echo "$API_VERSION_MAJOR $API_VERSION_MINOR $API_VERSION_BUGFIX" | awk '{ print ( $1 * 1000 + $2 ) * 1000 + $3 }')
API_VERSION_STRING=$(echo "$API_VERSION_MAJOR.$API_VERSION_MINOR.$API_VERSION_BUGFIX")
AC_DEFINE_UNQUOTED(IPV6CALC_API_VERSION_MAJOR, $API_VERSION_MAJOR , "API version Major")
AC_DEFINE_UNQUOTED(IPV6CALC_API_VERSION_MINOR, $API_VERSION_MINOR , "API version Minor")
AC_DEFINE_UNQUOTED(IPV6CALC_API_VERSION_BUGFIX, $API_VERSION_BUGFIX , "API version Bugfix")
AC_DEFINE_UNQUOTED(IPV6CALC_API_VERSION_STRING, "$API_VERSION_STRING", "API version as string")
AC_DEFINE_UNQUOTED(IPV6CALC_API_VERSION_NUMERIC, $API_VERSION_NUMERIC , "API version numeric")
dnl Define version header
AC_CONFIG_HEADERS([config.h])
dnl Checks for programs.
AC_PROG_AWK
AC_PROG_CC
dnl AC_PROG_INSTALL
AC_PROG_RANLIB
AC_PROG_MAKE_SET
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_OFF_T
AC_TYPE_SIZE_T
AC_C_BIGENDIAN
dnl Default extra CFLAGS
dnl -D__EXTENSIONS__ is for Solaris & strtok_r
dnl -fPIC is for shared library support
CFLAGS_EXTRA="-fPIC -D__EXTENSIONS__"
dnl Default CFLAGS
if test "$CFLAGS" = ""; then
CFLAGS="-O2 -Wall -g"
fi
dnl *************************************************
dnl 32-bit mode
dnl *************************************************
AC_ARG_ENABLE(
[m32],
AS_HELP_STRING([--enable-m32],
[Enable 32-bit compilation]),
[
if test "$enable_m32" = "yes"; then
AC_MSG_RESULT([*** switch to 32-bit compilation])
CFLAGS="${CFLAGS:+$CFLAGS }-m32 -DMMDB_UINT128_IS_BYTE_ARRAY=1"
LDFLAGS="${LDFLAGS:+$LDFLAGS }-m32"
fi
])
dnl *************************************************
dnl check for compiler options for several -W*
dnl *************************************************
AC_ARG_ENABLE([compiler-warning-to-error],
AS_HELP_STRING([--disable-compiler-warning-to-error],
[Disable extra CFLAGS for mapping warnings to errors during compilation]),
[
],[
AC_MSG_RESULT([**** analyze compiler options: CC=$CC])
AC_MSG_RESULT([*** check for CFLAGS: -Werror=format-security])
CFLAGS_SAVE="$CFLAGS"
CFLAGS="$CFLAGS -Wformat -Werror -Werror=format-security"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[[int a=1;]])
],
[
AC_MSG_RESULT([*** CFLAGS supported: -Werror=format-security])
CFLAGS_EXTRA="${CFLAGS_EXTRA:+$CFLAGS_EXTRA }-Wformat -Werror -Werror=format-security"
],
[
AC_MSG_WARN([*** missing CFLAGS support: -Werror=format-security])
CFLAGS_EXTRA="${CFLAGS_EXTRA:+$CFLAGS_EXTRA }-Wformat"
])
CFLAGS="$CFLAGS_SAVE"
AC_MSG_RESULT([*** check for CFLAGS: -Wsizeof-array-argument])
CFLAGS_SAVE="$CFLAGS"
CFLAGS="$CFLAGS -Wsizeof-array-argument"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[[int a=1;]])
],
[
AC_MSG_RESULT([*** CFLAGS supported: -Wsizeof-array-argument])
CFLAGS_EXTRA="${CFLAGS_EXTRA:+$CFLAGS_EXTRA }-Wsizeof-array-argument"
],
[
AC_MSG_WARN([*** missing CFLAGS support: -Wsizeof-array-argument])
])
CFLAGS="$CFLAGS_SAVE"
AC_MSG_RESULT([*** check for CFLAGS: -Wparentheses-equality])
CFLAGS_SAVE="$CFLAGS"
CFLAGS="$CFLAGS -Wparentheses-equality"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[[int a=1;]])
],
[
AC_MSG_RESULT([*** CFLAGS supported: -Wparentheses-equality])
CFLAGS_EXTRA="${CFLAGS_EXTRA:+$CFLAGS_EXTRA }-Wparentheses-equality"
],
[
AC_MSG_WARN([*** missing CFLAGS support: -Wparentheses-equality])
])
CFLAGS="$CFLAGS_SAVE"
AC_MSG_RESULT([*** check for CFLAGS: -Wextra])
CFLAGS_SAVE="$CFLAGS"
CFLAGS="$CFLAGS -Wextra"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[[int a=1;]])
],
[
AC_MSG_RESULT([*** CFLAGS supported: -Wextra])
CFLAGS_EXTRA="${CFLAGS_EXTRA:+$CFLAGS_EXTRA }-Wextra"
],
[
AC_MSG_WARN([*** missing CFLAGS support: -Wextra])
])
CFLAGS="$CFLAGS_SAVE"
AC_MSG_RESULT([*** check for CFLAGS: -Werror=format-truncation=1])
CFLAGS_SAVE="$CFLAGS"
CFLAGS="$CFLAGS -Werror -Werror=format-truncation=1"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[[int a=1;]])
],
[
AC_MSG_RESULT([*** CFLAGS supported: -Werror=format-truncation=1])
# enable errors related to format-truncation
CFLAGS_EXTRA="${CFLAGS_EXTRA:+$CFLAGS_EXTRA }-Werror=format-truncation=1"
],
[
AC_MSG_WARN([*** missing CFLAGS support: -Werror=format-truncation=1])
])
CFLAGS="$CFLAGS_SAVE"
AC_MSG_RESULT([*** check for CFLAGS: -Werror=char-subscripts])
CFLAGS_SAVE="$CFLAGS"
CFLAGS="$CFLAGS -Werror -Werror=char-subscripts"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[[int a=1;]])
],
[
AC_MSG_RESULT([*** CFLAGS supported: -Werror=char-subscripts])
# disable errors related to format-truncation
CFLAGS_EXTRA="${CFLAGS_EXTRA:+$CFLAGS_EXTRA }-Werror=char-subscripts"
],
[
AC_MSG_WARN([*** missing CFLAGS support: -Werror=char-subscripts])
])
CFLAGS="$CFLAGS_SAVE"
AC_MSG_RESULT([*** check for CFLAGS: -Wno-deprecated-declarations])
CFLAGS_SAVE="$CFLAGS"
CFLAGS="$CFLAGS -Werror -Wno-deprecated-declarations"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[[int a=1;]])
],
[
AC_MSG_RESULT([*** CFLAGS supported: -Wno-deprecated-declarations])
# disable errors related to deprecated-declarations
CFLAGS_EXTRA="${CFLAGS_EXTRA:+$CFLAGS_EXTRA }-Wno-deprecated-declarations"
],
[
AC_MSG_WARN([*** missing CFLAGS support: -Wno-deprecated-declarations])
])
CFLAGS="$CFLAGS_SAVE"
AC_MSG_RESULT([*** check for CFLAGS: -Wdate-time])
CFLAGS_SAVE="$CFLAGS"
CFLAGS="$CFLAGS -Werror -Wdate-time"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[[int a=1;]])
],
[
AC_MSG_RESULT([*** CFLAGS supported: -Wdate-time])
CFLAGS_EXTRA="${CFLAGS_EXTRA:+$CFLAGS_EXTRA }-Wdate-time"
],
[
AC_MSG_WARN([*** missing CFLAGS support: -Wdate-time])
])
CFLAGS="$CFLAGS_SAVE"
AC_MSG_RESULT([*** check for CFLAGS: -Os])
CFLAGS_SAVE="$CFLAGS"
CFLAGS="$CFLAGS -Werror -Os"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[[int a=1;]])
],
[
AC_MSG_RESULT([*** CFLAGS supported: -Os])
CFLAGS_EXTRA="${CFLAGS_EXTRA:+$CFLAGS_EXTRA }-Os"
],
[
AC_MSG_WARN([*** missing CFLAGS support: -Os])
])
CFLAGS="$CFLAGS_SAVE"
])
dnl *************************************************
dnl add -Wno-unused-const-variable if supported
dnl *************************************************
dnl AC_MSG_RESULT([*** check for CFLAGS: -Wno-unused-const-variable])
dnl CFLAGS_SAVE="$CFLAGS"
dnl CFLAGS="$CFLAGS -Wno-unused-const-variable"
dnl AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
dnl [[int a=1;]])
dnl ],
dnl [
dnl AC_MSG_RESULT([*** CFLAGS supported: -Wno-unused-const-variable])
dnl CFLAGS_EXTRA="-Wno-unused-const-variable"
dnl ],
dnl [
dnl AC_MSG_WARN([*** missing CFLAGS support: -Wno-unused-const-variable])
dnl CFLAGS_EXTRA="-Wformat"
dnl ])
dnl CFLAGS="$CFLAGS_SAVE"
dnl *************************************************
dnl getopt library
dnl *************************************************
ENABLE_BUNDLED_GETOPT=0
AC_ARG_ENABLE(
[bundled-getopt],
AS_HELP_STRING([--enable-bundled-getopt],
[Enable bundled getopt library (default: autoselected)]),
[
if test "$enable_bundled_getopt" = "yes"; then
AC_MSG_RESULT([*** use of bundled getopt library forced])
ENABLE_BUNDLED_GETOPT=1
else
AC_MSG_RESULT([*** use of system getopt library forced])
fi
],
[
AC_CHECK_FUNC(getopt_long,
[
AC_MSG_RESULT([*** use of system getopt library autoselected])
],
[
AC_MSG_RESULT([*** use of bundled getopt library autoselected])
ENABLE_BUNDLED_GETOPT=1
])
])
if test "$ENABLE_BUNDLED_GETOPT" = "1"; then
AC_LIBOBJ(../getopt/getopt)
AC_LIBOBJ(../getopt/getopt1)
GETOPT_INCLUDE=-I../getopt
AC_DEFINE(ENABLE_BUNDLED_GETOPT, 1, Define if bundled GETOPT should be used)
fi
AC_SUBST(GETOPT_INCLUDE)
AC_SUBST(ENABLE_BUNDLED_GETOPT)
dnl *************************************************
dnl MD5 library
dnl *************************************************
ENABLE_BUNDLED_MD5=0
HAVE_OPENSSL_EVP_MD5=0
HAVE_OPENSSL_MD5=0
HAVE_LIBMD_MD5=0
ENABLE_OPENSSL_EVP_MD5=0
ENABLE_OPENSSL_MD5=0
ENABLE_LIBMD_MD5=0
dnl Check capabilities
AC_MSG_RESULT([*** check for libmd MD5])
AC_CHECK_HEADER(md5.h, [
AC_MSG_RESULT([libmd/md5.h header file found])
AC_CHECK_LIB(md, MD5Init,
[
LDFLAGS_ORIG="$LDFLAGS"
LDFLAGS="-lmd $LDFLAGS"
HAVE_LIBMD_MD5=1
AC_CHECK_FUNCS(MD5Init MD5Update MD5Final,
[
],[
AC_MSG_RESULT([libmd crypto library supports MD5])
HAVE_OPENSSL_MD5=0
])
LDFLAGS="$LDFLAGS_ORIG"
if test "$HAVE_LIBMD_MD5" = "1"; then
AC_MSG_RESULT([*** libmd crypto library supports MD5])
fi
],[
AC_MSG_WARN([libmd crypto library DOES NOT support MD5])
])
],[
AC_MSG_WARN([libmd/md5.h header file not found])
])
AC_MSG_RESULT([*** check for OpenSSL EVP MD5])
AC_CHECK_HEADER(openssl/evp.h, [
AC_MSG_RESULT([openssl/evp.h header file found])
AC_CHECK_LIB(crypto, EVP_DigestInit_ex,
[
LDFLAGS_ORIG="$LDFLAGS"
LDFLAGS="-lcrypto $LDFLAGS"
HAVE_OPENSSL_EVP_MD5=1
HAVE_OPENSSL_EVP_MD5_LEGACY=1
dnl OpenSSL 3.x
AC_CHECK_FUNCS(EVP_MD_CTX_new EVP_md5 EVP_DigestInit_ex EVP_DigestUpdate EVP_DigestFinal_ex EVP_MD_CTX_free,
[
],[
AC_MSG_WARN([OpenSSL crypto library DOES NOT support MD5 via EVP])
HAVE_OPENSSL_EVP_MD5=0
])
dnl OpenSSL 1.x
AC_CHECK_FUNCS(EVP_MD_CTX_init EVP_md5 EVP_DigestInit_ex EVP_DigestUpdate EVP_DigestFinal_ex,
[
],[
AC_MSG_WARN([OpenSSL crypto library DOES NOT support MD5 via EVP LEGACY])
HAVE_OPENSSL_EVP_MD5_LEGACY=0
])
LDFLAGS="$LDFLAGS_ORIG"
if test "$HAVE_OPENSSL_EVP_MD5" = "1"; then
AC_MSG_RESULT([*** OpenSSL crypto library supports MD5 via EVP implementation])
fi
],[
AC_MSG_WARN([OpenSSL crypto library DOES NOT support MD5 via EVP])
])
],[
AC_MSG_WARN([openssl/evp.h header file not found])
])
AC_MSG_RESULT([*** check for OpenSSL legacy MD5])
AC_CHECK_HEADER(openssl/md5.h, [
AC_MSG_RESULT([openssl/md5.h header file found])
AC_CHECK_LIB(crypto, MD5_Init,
[
LDFLAGS_ORIG="$LDFLAGS"
LDFLAGS="-lcrypto $LDFLAGS"
HAVE_OPENSSL_MD5=1
AC_CHECK_FUNCS(MD5_Init MD5_Update MD5_Final,
[
],[
AC_MSG_RESULT([OpenSSL crypto library supports MD5 via legacy implementation])
HAVE_OPENSSL_MD5=0
])
LDFLAGS="$LDFLAGS_ORIG"
if test "$HAVE_OPENSSL_MD5" = "1"; then
AC_MSG_RESULT([*** OpenSSL crypto library supports MD5 via legacy implementation])
fi
],[
AC_MSG_WARN([OpenSSL crypto library DOES NOT support MD5 via legacy implementation])
])
],[
AC_MSG_WARN([openssl/md5.h header file not found])
])
AC_ARG_ENABLE(
[bundled-md5],
AS_HELP_STRING([--enable-bundled-md5],
[Enable bundled MD5 library (default: autoselected)]),
[
if test "$enable_bundled_md5" = "yes"; then
AC_MSG_RESULT([*** use of bundled MD5 library forced])
ENABLE_BUNDLED_MD5=1
else
AC_MSG_RESULT([*** use of OpenSSL MD5 library forced])
fi
],[
if test "$HAVE_OPENSSL_EVP_MD5" = "0"; then
if test "$HAVE_OPENSSL_MD5" = "0"; then
AC_MSG_RESULT([*** use of bundled MD5 library autoselected because no OpenSSL support found])
ENABLE_BUNDLED_MD5=1
fi
fi
]
)
if test "$HAVE_OPENSSL_EVP_MD5" = "1"; then
# precedence
ENABLE_OPENSSL_EVP_MD5=1
elif test "$HAVE_OPENSSL_EVP_MD5_LEGACY" = "1"; then
# precedence
ENABLE_OPENSSL_EVP_MD5=1
else
if test "$HAVE_OPENSSL_MD5" = "1"; then
# fallback
ENABLE_OPENSSL_MD5=1
fi
fi
AC_ARG_ENABLE(
[libmd-md5],
AS_HELP_STRING([--enable-libmd-md5],
[Enforce use of libmd MD5 implementation (default: autoselected)]),
[
if test "$enable_libmd_md5" = "yes"; then
AC_MSG_RESULT([*** use of libmd MD5 implementation forced])
if test "$HAVE_LIBMD_MD5" = "1"; then
ENABLE_LIBMD_MD5=1
ENABLE_OPENSSL_MD5=0
ENABLE_OPENSSL_EVP_MD5=0
else
AC_MSG_ERROR([use of libmd MD5 forced but not found - check for libmd-devel])
fi
fi
]
)
AC_ARG_ENABLE(
[openssl-evp-md5],
AS_HELP_STRING([--enable-openssl-evp-md5],
[Enforce use of OpenSSL EVP MD5 implementation (default: autoselected)]),
[
if test "$enable_openssl_evp_md5" = "yes"; then
AC_MSG_RESULT([*** use of OpenSSL EVP MD5 implementation forced])
ENABLE_LIBMD_MD5=0
ENABLE_OPENSSL_EVP_MD5=1
ENABLE_OPENSSL_MD5=0
fi
]
)
AC_ARG_ENABLE(
[openssl-md5],
AS_HELP_STRING([--enable-openssl-md5],
[Enforce use of OpenSSL legacy MD5 implementation (default: autoselected)]),
[
if test "$enable_openssl_md5" = "yes"; then
AC_MSG_RESULT([*** use of OpenSSL legacy MD5 implementation forced])
ENABLE_LIBMD_MD5=0
ENABLE_OPENSSL_EVP_MD5=0
ENABLE_OPENSSL_MD5=1
fi
]
)
if test "$ENABLE_BUNDLED_MD5" = "1"; then
AC_LIBOBJ(../md5/md5)
MD5_INCLUDE=-I../md5
AC_DEFINE(ENABLE_BUNDLED_MD5, 1, Define if bundled MD5 should be used)
else
if test "$ENABLE_LIBMD_MD5" = "1"; then
LDFLAGS_EXTRA="${LDFLAGS_EXTRA:+$LDFLAGS_EXTRA }-lmd"
LDFLAGS_EXTRA_MOD_IPV6CALC="-lmd $LDFLAGS_EXTRA_MOD_IPV6CALC"
LDFLAGS_EXTRA_STATIC="${LDFLAGS_EXTRA_STATIC:+$LDFLAGS_EXTRA_STATIC }-lmd -lz -ldl -lpthread -lc"
AC_DEFINE(ENABLE_LIBMD_MD5, 1, Define if libmd MD5 should be used)
AC_MSG_RESULT([*** use of libmd MD5 implementation])
fi
if test "$ENABLE_OPENSSL_EVP_MD5" = "1"; then
LDFLAGS_EXTRA="${LDFLAGS_EXTRA:+$LDFLAGS_EXTRA }-lcrypto"
LDFLAGS_EXTRA_MOD_IPV6CALC="-lcrypto $LDFLAGS_EXTRA_MOD_IPV6CALC"
LDFLAGS_EXTRA_STATIC="${LDFLAGS_EXTRA_STATIC:+$LDFLAGS_EXTRA_STATIC }-lcrypto -lz -ldl -lpthread -lc"
AC_DEFINE(ENABLE_OPENSSL_EVP_MD5, 1, Define if OpenSSL EVP MD5 should be used)
AC_MSG_RESULT([*** use of OpenSSL EVP MD5 implementation])
fi
if test "$ENABLE_OPENSSL_MD5" = "1"; then
LDFLAGS_EXTRA="${LDFLAGS_EXTRA:+$LDFLAGS_EXTRA }-lcrypto"
LDFLAGS_EXTRA_MOD_IPV6CALC="-lcrypto $LDFLAGS_EXTRA_MOD_IPV6CALC"
LDFLAGS_EXTRA_STATIC="${LDFLAGS_EXTRA_STATIC:+$LDFLAGS_EXTRA_STATIC }-lcrypto -lz -ldl -lpthread -lc"
AC_DEFINE(ENABLE_OPENSSL_MD5, 1, Define if OpenSSL legacy MD5 should be used)
AC_MSG_RESULT([*** use of OpenSSL legacy MD5 implementation])
fi
fi
AC_SUBST(MD5_INCLUDE)
AC_SUBST(ENABLE_BUNDLED_MD5)
AC_SUBST(ENABLE_LIBMD_MD5)
AC_SUBST(ENABLE_OPENSSL_EVP_MD5)
AC_SUBST(ENABLE_OPENSSL_MD5)
dnl *************************************************
dnl defaults
dnl *************************************************
geoip_db_default="/usr/share/GeoIP"
ip2location_db_default="/usr/share/IP2Location"
dbip_db_default="/usr/share/DBIP"
external_db_default="/usr/share/ipv6calc/db"
mmdb_dyn_lib_default="libmaxminddb.so.0"
ip2location_dyn_lib_default="libIP2Location.so.3"
dnl *************************************************
dnl Create binaries ushing shared library
dnl *************************************************
AC_ARG_ENABLE(
[shared],
AS_HELP_STRING([--enable-shared],
[Enable shared library build (default: disabled)])
)
if test "$enable_shared" = "yes"; then
AC_MSG_RESULT([*** Shared library build enabled])
SHARED_LIBRARY="yes"
AC_DEFINE(SHARED_LIBRARY, 1, Define if you want ipv6calc binaries compiled with shared library libipv6calc)
LDFLAGS_EXTRA_MOD_IPV6CALC="-Wl,../lib/libipv6calc.so.$PACKAGE_VERSION -Wl,../databases/lib/libipv6calc_db_wrapper.so.$PACKAGE_VERSION $LDFLAGS_EXTRA"
LDFLAGS_EXTRA="../lib/libipv6calc.so.$PACKAGE_VERSION ../databases/lib/libipv6calc_db_wrapper.so.$PACKAGE_VERSION $LDFLAGS_EXTRA"
LD_LIBRARY_PATH=../lib:../databases/lib:$LD_LIBRARY_PATH
LD_LIBRARY_PATH_BASIC=../lib:../databases/lib:$LD_LIBRARY_PATH_BASIC
else
SHARED_LIBRARY="no"
IPV6CALC_LIB="-L../lib/ -L../databases/lib/ -lipv6calc_db_wrapper -lipv6calc"
fi
AC_SUBST(SHARED_LIBRARY)
AC_SUBST(IPV6CALC_LIB)
dnl *************************************************
dnl Check for dynamic loading of libraries capability
dnl *************************************************
AC_CHECK_HEADER(dlfcn.h,
[
AC_MSG_RESULT([*** Dynamic loading of libraries is SUPPORTED])
DYNAMIC_LOAD_SUPPORT="yes"
],
[
DYNAMIC_LOAD_SUPPORT="no"
AC_MSG_WARN(["Dynamic loading of libraries is not supported, no header file found"])
])
AC_ARG_ENABLE(
[dynamic-load],
AS_HELP_STRING([--disable-dynamic-load],
[Disable dynamic load of libraries (default: enabled)])
)
if test "$enable_dynamic_load" = "yes"; then
DYNAMIC_LOAD="no"
else
DYNAMIC_LOAD="yes"
fi
if test "$DYNAMIC_LOAD_SUPPORT" = "yes"; then
if test "$DYNAMIC_LOAD" = "no"; then
AC_MSG_WARN(["Dynamic loading of libraries forced to be disabled"])
fi
fi
dnl *************************************************
dnl internal databases default
dnl *************************************************
BUILTIN="no"
dnl *************************************************
dnl disable built-in database IEEE
dnl *************************************************
AC_ARG_ENABLE([db-ieee],
AS_HELP_STRING([--disable-db-ieee],
[Disable built-in IEEE database (default: enabled)]),
[
DB_IEEE="$enable_db_ieee"
],[
DB_IEEE="yes"
BUILTIN="yes"
])
if test "$DB_IEEE" = "yes"; then
AC_DEFINE(SUPPORT_DB_IEEE, 1, Define if you want IEEE database included.)
fi
dnl *************************************************
dnl disable built-in database IPv4
dnl *************************************************
AC_ARG_ENABLE([db-ipv4],
AS_HELP_STRING([--disable-db-ipv4],
[Disable built-in IPv4-to-Registry database (default: enabled)]),
[
DB_IPV4="$enable_db_ipv4"
],[
DB_IPV4="yes"
BUILTIN="yes"
])
if test "$DB_IPV4" = "yes"; then
AC_DEFINE(SUPPORT_DB_IPV4_REG, 1, Define if you want IPv4-to-Registry database included.)
fi
dnl *************************************************
dnl disable built-in database IPv6
dnl *************************************************
AC_ARG_ENABLE([db-ipv6],
AS_HELP_STRING([--disable-db-ipv6],
[Disable built-in IPv6-to-Registry database (default: enabled)]),
[
DB_IPV6="$enable_db_ipv6"
],
[
DB_IPV6="yes"
BUILTIN="yes"
])
if test "$DB_IPV6" = "yes"; then
AC_DEFINE(SUPPORT_DB_IPV6_REG, 1, Define if you want IPv6-to-Registry database included.)
fi
dnl *************************************************
dnl disable built-in database AS->Registry
dnl *************************************************
AC_ARG_ENABLE([db-as-registry],
AS_HELP_STRING([--disable-db-as-registry],
[Disable built-in AS-to-Registry database (default: enabled)]),
[
DB_AS_REG="$enable_db_as_registry"
],
[
DB_AS_REG="yes"
BUILTIN="yes"
])
if test "$DB_AS_REG" = "yes"; then
AC_DEFINE(SUPPORT_DB_AS_REG, 1, Define if you want AS-to-Registry database included.)
fi
dnl *************************************************
dnl disable built-in database CC->Registry
dnl *************************************************
AC_ARG_ENABLE([db-cc-registry],
AS_HELP_STRING([--disable-db-cc-registry],
[Disable built-in CountryCode-to-Registry database (default: enabled)]),
[
DB_CC_REG="$enable_db_cc_registry"
],
[
DB_CC_REG="yes"
BUILTIN="yes"
])
if test "$DB_CC_REG" = "yes"; then
AC_DEFINE(SUPPORT_DB_CC_REG, 1, Define if you want CC-to-Registry database included.)
fi
dnl *************************************************
dnl Built-in database support (catch-all)
dnl *************************************************
AC_ARG_ENABLE([builtin],
AS_HELP_STRING([--disable-builtin],
[Disable all built-in databases (default: enabled)]),
[
DB_CC_REG="$enable_builtin"
DB_AS_REG="$enable_builtin"
DB_IEEE="$enable_builtin"
DB_IPV4="$enable_builtin"
DB_IPV6="$enable_builtin"
]
)
dnl *************************************************
dnl enable built-in database support in general
dnl *************************************************
if test "$BUILTIN" = "yes"; then
AC_DEFINE(SUPPORT_BUILTIN, 1, Define if you want general BuiltIn database included.)
fi
dnl *************************************************
dnl External ipv6calc db support
dnl *************************************************
AC_ARG_ENABLE([external],
AS_HELP_STRING([--enable-external],
[Enable external db support (default: disabled)]),
[
EXTERNAL="$enable_external"
],
[
EXTERNAL="no"
])
dnl defaults for database directories
AC_ARG_WITH([external-db],
AS_HELP_STRING([--with-external-db=DIR],
[Use specified external database directory, default: /usr/share/ipv6calc/db]),
[
external_db="$with_external_db"
],
[
external_db=$external_db_default
])
if test "$EXTERNAL" = "yes"; then
require_libdb="yes"
AC_DEFINE(SUPPORT_EXTERNAL, 1, Define if you want external support included.)
AC_MSG_RESULT([*** external db dir: $external_db])
AC_DEFINE_UNQUOTED(EXTERNAL_DB, "$external_db", Define external database directory.)
fi
EXTERNAL_DB=$external_db
AC_SUBST(EXTERNAL_DB)
dnl *************************************************
dnl libdb required
dnl *************************************************
if test "$require_libdb" = "yes"; then
AC_CHECK_HEADER(db.h, [
AC_CHECK_LIB(db, db_create,
[
AC_MSG_RESULT([Berkeley DB library found and usable: db_create])
],[
AC_MSG_ERROR([Berkeley DB library file misses: db_create])
])
],[
if test "$LDFLAGS" = "-m32"; then
AC_MSG_ERROR([Berkeley DB library header files not found for 32-bit - check for db4-devel.i686 or libdb-devel.i686])
else
AC_MSG_ERROR([Berkeley DB library header files not found - check for db4-devel or libdb-devel])
fi
])
AC_CHECK_FILE(/sbin/ldconfig, [
dnl try to retrieve installed version: '#?'/'#\?' -> ugly workaround to avoid that autoconf parser removes '[' and ']'
DB_VERSION=`/sbin/ldconfig -p | grep -E '#?\s*libdb-[0-9]+.[0-9]+' | sed -e 's/^#\?\s*libdb-\([0-9]*\)\.\([0-9]*\).*/\1.\2/' | sort -n | tail -1`
if test -n "$DB_VERSION"; then
AC_MSG_RESULT([Berkeley DB library version found: libdb-$DB_VERSION])
LDFLAGS_EXTRA_STATIC="-ldb-$DB_VERSION${LDFLAGS_EXTRA_STATIC:+ $LDFLAGS_EXTRA_STATIC}"
fi
],[
AC_MSG_WARN([Missing /sbin/ldconfig, cannot detect Berkeley DB library version])
])
LDFLAGS_EXTRA="${LDFLAGS_EXTRA:+$LDFLAGS_EXTRA }-ldb"
LDFLAGS_EXTRA_MOD_IPV6CALC="-ldb $LDFLAGS_EXTRA_MOD_IPV6CALC"
HAVE_BERKELEY_DB_SUPPORT=1
AC_DEFINE(HAVE_BERKELEY_DB_SUPPORT, 1, Define if Berkeley DB support is required.)
AC_MSG_RESULT([*** Berkeley DB library found and usable (required)])
fi
dnl *************************************************
dnl MaxMindDB support (GeoIP2, DB-IP, IP2Location)
dnl *************************************************
MMDB_LIB_NAME="maxminddb"
MMDB_INCLUDE_VERSION=""
AC_ARG_ENABLE([mmdb],
AS_HELP_STRING([--enable-mmdb],
[Enable MaxMindDB support (GeoIP/db-ip.com/IP2Location) (default: disabled)]),
[
if test "$enable_mmdb" != "no"; then
MMDB="$enable_mmdb"
fi
],[
MMDB="no"
])
AC_ARG_WITH([mmdb-dynamic],
AS_HELP_STRING([--with-mmdb-dynamic],
[Enable use of dynamic loading of MaxMindDB library (default=no)]),
[
if test "$with_mmdb_dynamic" != "no"; then
MMDB_DYN="yes"
fi
])
AC_ARG_WITH([mmdb-headers],
AS_HELP_STRING([--with-mmdb-headers=DIR],
[MaxMindDB include files location]),
[
MMDB_INCLUDE_DIR="$with_mmdb_headers"
])
if test -n "$MMDB_INCLUDE_DIR"; then
MMDB_INCLUDE="-I$MMDB_INCLUDE_DIR"
if echo "$MMDB_INCLUDE_DIR" | grep -q "^/"; then
# absolute path
MMDB_INCLUDE_L1="-I$MMDB_INCLUDE_DIR"
MMDB_INCLUDE_L2="-I$MMDB_INCLUDE_DIR"
else
MMDB_INCLUDE_L1="-I../$MMDB_INCLUDE_DIR"
MMDB_INCLUDE_L2="-I../../$MMDB_INCLUDE_DIR"
fi
fi
AC_ARG_WITH([mmdb-lib],
AS_HELP_STRING([--with-mmdb-lib=DIR],
[MaxMindDB library location]),
[
if test -d "$with_mmdb_lib"; then
MMDB_LIB_DIR="$with_mmdb_lib"
MMDB_LIB="-L$MMDB_LIB_DIR $MMDB_LIB"
AC_MSG_RESULT([MaxMindDB library directory given: $MMDB_LIB_DIR])
else
AC_MSG_ERROR([MaxMindDB library directory not found: $with_mmdb_lib])
fi
if echo "$MMDB_LIB_DIR" | grep -q "^/"; then
# absolute path
MMDB_LIB_L1="-L$MMDB_LIB_DIR"
MMDB_LIB_L2="-L$MMDB_LIB_DIR"
LD_LIBRARY_PATH=$MMDB_LIB_DIR:$LD_LIBRARY_PATH
else
MMDB_LIB_L1="-L../$MMDB_LIB_DIR"
MMDB_LIB_L2="-L../../$MMDB_LIB_DIR"
LD_LIBRARY_PATH=../$MMDB_LIB_DIR:$LD_LIBRARY_PATH
fi
])
AC_ARG_WITH([mmdb-dyn-lib],
AS_HELP_STRING([--with-mmdb-dyn-lib=NAME],
[Use specified MaxMindDB dynamic library, default: libmaxminddb.so.0]),
[
mmdb_dyn_lib="$with_mmdb_dyn_lib"
],
[
mmdb_dyn_lib=$mmdb_dyn_lib_default
])
if test "$MMDB" = "yes"; then
if test "$MMDB_DYN" != "yes"; then
MMDB_LIB="-l$MMDB_LIB_NAME $MMDB_LIB"
MMDB_LIB_L1="-l$MMDB_LIB_NAME $MMDB_LIB_L1"
MMDB_LIB_L2="-l$MMDB_LIB_NAME $MMDB_LIB_L2"
else
AC_MSG_RESULT([*** MaxMindDB dynamic load support enabled, disable MaxMindDB linker options])
fi
CPPFLAGS="$CPPFLAGS $MMDB_INCLUDE"
AC_MSG_RESULT([*** MaxMindDB support requested])
AC_MSG_RESULT([***** CPPFLAGS=$CPPFLAGS])
AC_MSG_RESULT([***** CFLAGS =$CFLAGS])
AC_MSG_RESULT([***** LDFLAGS =$LDFLAGS])
AC_CHECK_HEADER(maxminddb.h, [
if test -n "$MMDB_INCLUDE_DIR"; then
if test -e "$MMDB_INCLUDE_DIR/maxminddb.h"; then
CPPFLAGS="$CPPFLAGS -include $MMDB_INCLUDE_DIR/maxminddb.h"
else
AC_MSG_ERROR([MaxMindDB library header file not found: $MMDB_INCLUDE_DIR/maxminddb.h])
fi
else
CPPFLAGS="$CPPFLAGS -include maxminddb.h"
fi
AC_CHECK_DECL([MMDB_open],,
AC_MSG_ERROR([MaxMindDB library header file misses MMDB_open]))
AC_CHECK_DECLS([MMDB_lib_version])
],
[
if test "$LDFLAGS" = "-m32"; then
AC_MSG_ERROR([MaxMindDB library header files not found for 32-bit - check for libmaxminddb-devel.i686])
else
AC_MSG_ERROR([MaxMindDB library header files not found - check for libmaxminddb-devel])
fi
])
AC_MSG_RESULT([*** MaxMindDB database directory: $mmdb_db])
AC_DEFINE_UNQUOTED(MMDB_DB, "$mmdb_db", Define MaxMindDB database directory.)
if test "$MMDB_DYN" != "yes"; then
CPPFLAGS="$CFLAGS"
if test -n "$MMDB_LIB_DIR"; then
if test -e "$MMDB_LIB_DIR/lib$MMDB_LIB_NAME.so"; then
LIBS="-L$MMDB_LIB_DIR"
else
AC_MSG_ERROR([MaxMindDB library file not found: $MMDB_INCLUDE_DIR/lib$MMDB_LIB_NAME.so])
fi
fi
AC_MSG_RESULT([***** CPPFLAGS=$CPPFLAGS])
AC_MSG_RESULT([***** CFLAGS =$CFLAGS])
AC_MSG_RESULT([***** LDFLAGS =$LDFLAGS])
AC_CHECK_LIB($MMDB_LIB_NAME, MMDB_open,
[
AC_DEFINE(SUPPORT_MMDB, 1, Define if you want MaxMindDB support.)
AC_MSG_RESULT([*** MaxMindDB support enabled])
],
[
AC_MSG_ERROR([MaxMindDB library header files given but the library was not found, LDFLAGS=$LDFLAGS])
])
else
# wrapper detects by itself the real support
AC_MSG_RESULT([*** GeoIP dyn lib: $mmdb_dyn_lib])
AC_DEFINE_UNQUOTED(MMDB_DYN_LIB, "$mmdb_dyn_lib", Define MaxMindDB dynamic library.)
AC_MSG_RESULT([*** MaxMindDB support will be implemented by using dynamic load of library])
AC_DEFINE(SUPPORT_MMDB, 1, Define if you want MaxMindDB support.)
AC_DEFINE(SUPPORT_MMDB_DYN, 1, Define if you want MaxMindDB support with dynamic loading support - requires also additional linker options.)
fi
# GeoIPv2, DBIP(MMDB), IP2Location(MMDB) support
AC_ARG_ENABLE([geoip2],
AS_HELP_STRING([--disable-geoip2],
[Disable MaxMindDB support for GeoIP (default: enabled)]),
[
GEOIP2="no"
],[
GEOIP2="yes"
])
AC_ARG_ENABLE([dbip2],
AS_HELP_STRING([--disable-dbip2],
[Disable MaxMindDB support for db-ip.com (default: enabled)]),
[
DBIP2="no"
],[
DBIP2="yes"
])
AC_ARG_ENABLE([ip2location2],
AS_HELP_STRING([--disable-ip2location2],
[Disable MaxMindDB support for IP2Location (default: enabled)]),
[
IP2LOCATION2="no"
],[
IP2LOCATION2="yes"
])
else
GEOIP2=no
DBIP2=no
IP2LOCATION2=no
fi
AC_SUBST(MMDB_INCLUDE)
AC_SUBST(MMDB_INCLUDE_VERSION)
AC_SUBST(MMDB_INCLUDE_L2)
AC_SUBST(MMDB_INCLUDE_L1)
AC_SUBST(MMDB_LIB)
AC_SUBST(MMDB_LIB_L1)
AC_SUBST(MMDB_LIB_L2)
AC_SUBST(MMDB_DYN_LIB)
if test -n "$MMDB_INCLUDE_VERSION"; then
AC_DEFINE_UNQUOTED(MMDB_INCLUDE_VERSION, "$MMDB_INCLUDE_VERSION", MaxMindDB include file version.)
fi
dnl *************************************************
dnl DB-IP.com support
dnl *************************************************
AC_ARG_ENABLE([dbip],
AS_HELP_STRING([--enable-dbip],
[Compatibility Dummy (no longer supported)]),
[
])
dnl defaults for database directories
AC_ARG_WITH([dbip-db],
AS_HELP_STRING([--with-dbip-db=DIR],
[Use specified db-ip.com database directory, default: /usr/share/DBIP]),