dnl Template file for GNU Autoconf dnl Copyright (C) 1995-1997, 2001, 2007-2014, 2018 Free Software dnl Foundation, Inc. dnl This program is free software; you can redistribute it and/or modify dnl it under the terms of the GNU General Public License as published by dnl the Free Software Foundation; either version 3 of the License, or dnl (at your option) any later version. dnl This program is distributed in the hope that it will be useful, dnl but WITHOUT ANY WARRANTY; without even the implied warranty of dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the dnl GNU General Public License for more details. dnl You should have received a copy of the GNU General Public License dnl along with this program. If not, see . dnl Additional permission under GNU GPL version 3 section 7 dnl If you modify this program, or any covered work, by linking or dnl combining it with the OpenSSL project's OpenSSL library (or a dnl modified version of that library), containing parts covered by the dnl terms of the OpenSSL or SSLeay licenses, the Free Software Foundation dnl grants you additional permission to convey the resulting work. dnl Corresponding Source for a non-source form of such a combination dnl shall include the source code for the parts of OpenSSL used as well dnl as that of the covered work. dnl dnl Process this file with autoconf to produce a configure script. dnl AC_INIT([wget], m4_esyscmd([build-aux/git-version-gen .tarball-version]), [bug-wget@gnu.org]) AC_PREREQ(2.61) dnl dnl What version of Wget are we building? dnl AC_MSG_NOTICE([configuring for GNU Wget $PACKAGE_VERSION]) AC_CONFIG_MACRO_DIR([m4]) AC_CONFIG_AUX_DIR([build-aux]) AC_CONFIG_SRCDIR([src/wget.h]) dnl dnl Automake setup dnl AM_INIT_AUTOMAKE([1.9]) dnl dnl Get cannonical host dnl AC_CANONICAL_HOST AC_DEFINE_UNQUOTED([OS_TYPE], "$host_os", [Define to be the name of the operating system.]) dnl Non-verbose make m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) dnl dnl Process External Libraries dnl dnl Libpsl: Public Suffix List checking AC_ARG_WITH([libpsl], [AS_HELP_STRING([--without-libpsl], [disable support for libpsl cookie checking.])]) dnl SSL: Configure SSL backend to use AC_ARG_WITH([ssl], [AS_HELP_STRING([--with-ssl={gnutls,openssl}], [specify SSL backend. GNU TLS is the default.])]) dnl Zlib: Configure use of zlib for compression AC_ARG_WITH([zlib], [AS_HELP_STRING([--without-zlib], [disable zlib.])]) dnl Metalink: Configure use of the Metalink library AC_ARG_WITH([metalink], [AS_HELP_STRING([--with-metalink], [enable support for metalinks.])]) dnl C-Ares: Configure use of the c-ares library for DNS lookup AC_ARG_WITH(cares, AS_HELP_STRING([--with-cares], [enable support for C-Ares DNS lookup.]), with_cares=$withval, with_cares=no) dnl dnl Process features dnl AC_ARG_ENABLE([fuzzing], [AS_HELP_STRING([--enable-fuzzing], [Turn on fuzzing build (for developers)])], [enable_fuzzing=yes; AC_SUBST([LIB_FUZZING_ENGINE])], [enable_fuzzing=no; LIB_FUZZING_ENGINE=""]) #FUZZ_LIBS=$LIBS #if test $enable_fuzzing = "yes"; then # OLD_LIBS=$LIBS # AC_SEARCH_LIBS([dlsym], [dl dld]) # FUZZ_LIBS=$LIBS # LIBS=$OLD_LIBS #fi #AC_SUBST([FUZZ_LIBS]) AM_CONDITIONAL([FUZZING], [test "$enable_fuzzing" = "yes"]) dnl Opie: Support for opie s/key FTP logins AC_ARG_ENABLE([opie], [AS_HELP_STRING([--disable-opie], [disable support for opie or s/key FTP login])], [ENABLE_OPIE=$enableval], [ENABLE_OPIE=yes]) AS_IF([test "x$ENABLE_OPIE" = xyes], [AC_DEFINE([ENABLE_OPIE], [1], [Define if you want Opie support for FTP compiled in.])], [] ) dnl Digest: Support for HTTP Digest Authentication AC_ARG_ENABLE([digest], [AS_HELP_STRING([--disable-digest], [disable support for HTTP digest authorization])], [ENABLE_DIGEST=$enableval], [ENABLE_DIGEST=yes]) AS_IF([test "x$ENABLE_DIGEST" = xyes], [AC_DEFINE([ENABLE_DIGEST], [1], [Define if you want the HTTP Digest Authorization compiled in.])], [] ) dnl NTLM: Support for HTTP NTLM Authentication AC_ARG_ENABLE([ntlm], [AS_HELP_STRING([--disable-ntlm], [disable support for NTLM authorization])], [ENABLE_NTLM=$enableval], [ENABLE_NTLM=auto] ) dnl Debug: Support for printing debugging output AC_ARG_ENABLE([debug], [AS_HELP_STRING([--disable-debug], [disable support for debugging output])], [ENABLE_DEBUG=$enableval], [ENABLE_DEBUG=yes]) AS_IF([test "x$ENABLE_DEBUG" = xyes], [AC_DEFINE([ENABLE_DEBUG], [1], [Define if you want the debug output support compiled in.])], [] ) dnl Valgrind-tests: Should test suite be run under valgrind? AC_ARG_ENABLE(valgrind-tests, [AS_HELP_STRING([--enable-valgrind-tests], [enable using Valgrind for tests])], [ENABLE_VALGRIND=$enableval], [ENABLE_VALGRIND=no]) AS_IF([test "x$ENABLE_VALGRIND" != xno], [ AC_CHECK_PROG(HAVE_VALGRIND, valgrind, yes, no) AS_IF([test "x$HAVE_VALGRIND" = xyes], [ VALGRIND_TESTS="1" AC_SUBST(VALGRIND_TESTS) VALGRIND_INFO="Test suite will be run under Valgrind" ], [ VALGRIND_INFO="Valgrind not found" ]) ], [ VALGRIND_INFO="Valgrind testing not enabled" ]) AC_ARG_ENABLE(assert, [AS_HELP_STRING([--enable-assert], [enable assertions in code base])], [ENABLE_ASSERTION=$enableval], [ENABLE_ASSERTION=no] ) AS_IF([test "x$ENABLE_ASSERTION" != xyes], [ CFLAGS="-DNDEBUG $CFLAGS" ], []) dnl dnl Find the compiler dnl dnl We want these before the checks, so the checks can modify their values. test -z "$CFLAGS" && CFLAGS= auto_cflags=1 test -z "$CC" && cc_specified=yes AC_PROG_CC AM_PROG_CC_C_O AC_AIX gl_EARLY dnl dnl Find python3 dnl AM_PATH_PYTHON([3.0],,[:]) AM_CONDITIONAL([HAVE_PYTHON3], [test "$PYTHON" != :]) dnl dnl Gettext dnl AM_GNU_GETTEXT([external],[need-ngettext]) AM_GNU_GETTEXT_VERSION([0.17]) AC_PROG_RANLIB AC_PROG_LEX dnl Turn on optimization by default. Specifically: dnl dnl if the user hasn't specified CFLAGS, then dnl if compiler is gcc, then dnl use -O2 and some warning flags dnl else dnl use os-specific flags or -O dnl dnl For these tests, the system considers clang to be gcc if test -n "$auto_cflags"; then if test -n "$GCC"; then CFLAGS="$CFLAGS -O2 -Wall -Wextra" else case "$host_os" in *hpux*) CFLAGS="$CFLAGS +O3" ;; *ultrix* | *osf*) CFLAGS="$CFLAGS -O -Olimit 2000" ;; *) CFLAGS="$CFLAGS -O" ;; esac fi fi dnl dnl Checks for basic compiler characteristics. dnl AC_C_CONST AC_C_INLINE AC_C_VOLATILE dnl Check for basic headers, even though we expect them to exist and dnl #include them unconditionally in the code. Their detection is dnl still needed because test programs used by Autoconf macros check. dnl Without the checks they will fail to be included in test programs, dnl which will subsequently fail. AC_HEADER_STDC dnl Check for large file support. This check needs to come fairly dnl early because it could (in principle) affect whether functions and dnl headers are available, whether they work, etc. AC_SYS_LARGEFILE AC_CHECK_SIZEOF(off_t) dnl dnl Checks for system header files that might be missing. dnl AC_HEADER_STDBOOL AC_CHECK_HEADERS(unistd.h sys/time.h) AC_CHECK_HEADERS(termios.h sys/ioctl.h sys/select.h utime.h sys/utime.h) AC_CHECK_HEADERS(stdint.h inttypes.h pwd.h wchar.h dlfcn.h) AC_CHECK_DECLS(h_errno,,,[#include ]) dnl dnl Check sizes of integer types. These are used to find n-bit dnl integral types on older systems that fail to provide intN_t and dnl uintN_t typedefs. dnl AC_CHECK_SIZEOF([short]) AC_CHECK_SIZEOF([int]) AC_CHECK_SIZEOF([long]) AC_CHECK_SIZEOF([long long]) AC_CHECK_SIZEOF([void *]) dnl dnl Checks for non-universal or system-specific types. dnl AC_TYPE_SIZE_T AC_TYPE_PID_T AC_CHECK_TYPES([uint32_t, uintptr_t, intptr_t, int64_t]) AC_CHECK_TYPES(sig_atomic_t, [], [], [ #include #include #include #include ]) # gnulib gl_INIT dnl dnl Checks for library functions. dnl AC_FUNC_MMAP AC_FUNC_FSEEKO AC_CHECK_FUNCS(strptime timegm vsnprintf vasprintf drand48 pathconf) AC_CHECK_FUNCS(strtoll usleep ftello sigblock sigsetjmp memrchr wcwidth mbtowc) AC_CHECK_FUNCS(sleep symlink utime strlcpy random fmemopen) if test x"$ENABLE_OPIE" = xyes; then AC_LIBOBJ([ftp-opie]) fi dnl We expect to have these functions on Unix-like systems configure dnl runs on. The defines are provided to get them in config.h.in so dnl Wget can still be ported to non-Unix systems (such as Windows) dnl that lack some of these functions. AC_DEFINE([HAVE_STRCASECMP], 1, [Define to 1 if you have the `strcasecmp' function.]) AC_DEFINE([HAVE_STRNCASECMP], 1, [Define to 1 if you have the `strncasecmp' function.]) AC_DEFINE([HAVE_STRDUP], 1, [Define to 1 if you have the `strdup' function.]) AC_DEFINE([HAVE_ISATTY], 1, [Define to 1 if you have the `isatty' function.]) dnl Deal with specific hosts case $host_os in *mingw32* ) LIBS+=' -lws2_32' AC_LIBOBJ([mswindows]) ;; esac dnl dnl Checks for libraries. dnl PKG_PROG_PKG_CONFIG AS_IF([test "x$with_libpsl" != xno], [ PKG_CHECK_MODULES([LIBPSL], libpsl, [ with_libpsl=yes # correct $LIBPSL_LIBS (in libpsl <= 0.6.0) AS_IF([test "x$LIBPSL_LIBS" = "x-llibpsl "], [LIBPSL_LIBS="-lpsl"]) LIBS="$LIBPSL_LIBS $LIBS" CFLAGS="$LIBPSL_CFLAGS $CFLAGS" AC_DEFINE([HAVE_LIBPSL], [1], [PSL support enabled]) ], [ AC_SEARCH_LIBS(psl_builtin, psl, [with_libpsl=yes; AC_DEFINE([HAVE_LIBPSL], [1], [PSL support enabled])], [with_libpsl=no; AC_MSG_WARN(*** libpsl was not found. Fallback to builtin cookie checking.)]) ]) ]) AS_IF([test x"$with_libpsl" = xyes], [ AC_CHECK_FUNCS(psl_latest) ]) AS_IF([test x"$with_zlib" != xno], [ with_zlib=yes PKG_CHECK_MODULES([ZLIB], zlib, [ LIBS="$ZLIB_LIBS $LIBS" CFLAGS="$ZLIB_CFLAGS $CFLAGS" AC_DEFINE([HAVE_LIBZ], [1], [Define if using zlib.]) ], [ AC_CHECK_LIB(z, compress) ]) ]) AS_IF([test x"$with_ssl" = xopenssl], [ if [test x"$with_libssl_prefix" = x]; then PKG_CHECK_MODULES([OPENSSL], [openssl], [ AC_MSG_NOTICE([compiling in support for SSL via OpenSSL]) AC_LIBOBJ([openssl]) LIBS="$OPENSSL_LIBS $LIBS" CFLAGS="$OPENSSL_CFLAGS -DHAVE_LIBSSL $CFLAGS" LIBSSL=" " # ntlm check below wants this AC_CHECK_FUNCS([RAND_egd]) AC_DEFINE([HAVE_LIBSSL], [1], [Define if using openssl.]) ssl_found=yes ]) fi if [test x"$ssl_found" != xyes]; then dnl As of this writing (OpenSSL 0.9.6), the libcrypto shared library dnl doesn't record its dependency on libdl, so we need to make sure dnl -ldl ends up in LIBS on systems that have it. Most OSes use dnl dlopen(), but HP-UX uses shl_load(). AC_CHECK_LIB(dl, dlopen, [], [ AC_CHECK_LIB(dl, shl_load) ]) ssl_found=no case $host_os in *mingw32* ) dnl prefer link to openssl dlls if possible. if not then fallback on static libs. if not then error AC_CHECK_LIB(eay32, EVP_MD_CTX_init) if test x"$ac_cv_lib_eay32_EVP_MD_CTX_init" != xno then AC_CHECK_LIB(ssl32, SSL_connect, [ ssl_found=yes AC_MSG_NOTICE([Enabling support for SSL via OpenSSL (shared)]) AC_LIBOBJ([openssl]) LIBS="${LIBS} -lssl32" AC_DEFINE([HAVE_LIBSSL32], [1], [Define to 1 if you have the `ssl32' library (-lssl32).]) ], AC_MSG_ERROR([openssl not found: shared lib eay32 found but ssl32 not found])) else LIBS+=' -lgdi32' dnl fallback and test static libs fi dnl add zdll lib as dep for above tests? ;; esac AS_IF([test x$ssl_found != xyes], [ dnl Now actually check for -lssl if it wasn't already found AC_LIB_HAVE_LINKFLAGS([ssl], [crypto], [ #include #include #include #include #include #include #include ], [SSL_library_init ()]) if test x"$LIBSSL" != x then ssl_found=yes AC_MSG_NOTICE([compiling in support for SSL via OpenSSL]) AC_LIBOBJ([openssl]) LIBS="$LIBSSL $LIBS" AC_CHECK_FUNCS([RAND_egd]) elif test x"$with_ssl" != x then AC_MSG_ERROR([--with-ssl=openssl was given, but SSL is not available.]) fi ]) fi ], [ # --with-ssl is not openssl: check if it's no AS_IF([test x"$with_ssl" != xno], [ dnl default is -lgnutls with_ssl=gnutls dnl Now actually check for -lgnutls if [test x"$with_libgnutls_prefix" = x]; then PKG_CHECK_MODULES([GNUTLS], [gnutls], [ AC_MSG_NOTICE([compiling in support for SSL via GnuTLS]) AC_LIBOBJ([gnutls]) LIBS="$GNUTLS_LIBS $LIBS" CFLAGS="$GNUTLS_CFLAGS -DHAVE_LIBGNUTLS $CFLAGS" AC_DEFINE([HAVE_LIBGNUTLS], [1], [Define if using gnutls.]) ssl_found=yes ]) fi if [test x"$ssl_found" != xyes]; then AC_LIB_HAVE_LINKFLAGS([gnutls], [], [ #include ], [gnutls_global_init()]) if test x"$LIBGNUTLS" != x then ssl_found=yes AC_MSG_NOTICE([compiling in support for SSL via GnuTLS]) AC_LIBOBJ([gnutls]) LIBS="$LIBGNUTLS $LIBS" else AC_MSG_ERROR([GnuTLS has not been found. Use --with-ssl=openssl if you explicitly want OpenSSL.]) fi fi AC_CHECK_FUNCS(gnutls_priority_set_direct) ]) # endif: --with-ssl != no? ]) # endif: --with-ssl == openssl? dnl Enable NTLM if requested and if SSL is available. if test x"$LIBSSL" != x || test "$ac_cv_lib_ssl32_SSL_connect" = yes then if test x"$ENABLE_NTLM" != xno then ENABLE_NTLM=yes AC_DEFINE([ENABLE_NTLM], 1, [Define if you want the NTLM authorization support compiled in.]) AC_LIBOBJ([http-ntlm]) fi else AC_CHECK_LIB(nettle, nettle_md4_init, [HAVE_NETTLE=yes], [HAVE_NETTLE=no; AC_MSG_WARN(*** libnettle was not found. You will not be able to use NTLM)]) if test x"$HAVE_NETTLE" = xyes then AC_SUBST(NETTLE_LIBS, "-lnettle") AC_DEFINE([HAVE_NETTLE], [1], [Use libnettle]) if test x"$ENABLE_NTLM" != xno then ENABLE_NTLM=yes AC_DEFINE([ENABLE_NTLM], 1, [Define if you want the NTLM authorization support compiled in.]) AC_LIBOBJ([http-ntlm]) LIBS="$NETTLE_LIBS $LIBS" fi else dnl If SSL is unavailable and the user explicitly requested NTLM, dnl abort. if test x"$ENABLE_NTLM" = xyes then AC_MSG_ERROR([NTLM authorization requested and SSL not enabled; aborting]) fi fi fi dnl dnl Check for libmetalink dnl AS_IF([test x"$with_metalink" != xno], [ PKG_CHECK_MODULES([METALINK], libmetalink, [ LIBS="$METALINK_LIBS $LIBS" CFLAGS="$METALINK_CFLAGS $CFLAGS" AC_DEFINE([HAVE_METALINK], [1], [Define if using metalink.]) with_metalink=yes ], [ with_metalink=no ]) have_gpg=no AS_IF([test x"$with_metalink" = xyes], [ dnl dnl Check for GPGME dnl m4_ifdef([AM_PATH_GPGME], [ AM_PATH_GPGME([], [ LIBS="$GPGME_LIBS $LIBS" CFLAGS="$GPGME_CFLAGS $CFLAGS" AC_DEFINE([HAVE_GPGME], [1], [Define if GPGME is available.]) have_gpg=yes ]) ]) ]) ]) dnl ********************************************************************** dnl Checks for IPv6 dnl ********************************************************************** dnl dnl We test for IPv6 by checking, in turn, for availability of dnl presence of the INET6 address/protocol family and the existence of dnl struct sockaddr_in6. If any of them is missing, IPv6 is disabled, dnl and the code reverts to old-style gethostbyname. dnl dnl If --enable-ipv6 is explicitly specified on the configure command dnl line, we check for IPv6 and abort if not found. If --disable-ipv6 dnl is specified, we disable IPv6 and don't check for it. The default dnl is to autodetect IPv6 and use it where available. dnl AC_ARG_ENABLE(ipv6, AC_HELP_STRING([--disable-ipv6],[disable IPv6 support]), [case "${enable_ipv6}" in no) AC_MSG_NOTICE([disabling IPv6 at user request]) dnl Disable IPv6 checking ipv6=no ;; yes) dnl IPv6 explicitly enabled: force its use (abort if unavailable). ipv6=yes force_ipv6=yes ;; auto) dnl Auto-detect IPv6, i.e. check for IPv6, but don't force it. ipv6=yes ;; *) AC_MSG_ERROR([Invalid --enable-ipv6 argument \`$enable_ipv6']) ;; esac ], [ dnl If nothing is specified, assume auto-detection. ipv6=yes ] ) if test "X$ipv6" = "Xyes"; then PROTO_INET6([], [ AC_MSG_NOTICE([Disabling IPv6 support: your system does not support the PF_INET6 protocol family]) ipv6=no ]) fi if test "X$ipv6" = "Xyes"; then TYPE_STRUCT_SOCKADDR_IN6([],[ AC_MSG_NOTICE([Disabling IPv6 support: your system does not support \`struct sockaddr_in6']) ipv6=no ]) if test "X$ipv6" = "Xyes"; then WGET_STRUCT_SOCKADDR_STORAGE MEMBER_SIN6_SCOPE_ID fi fi if test "X$ipv6" = "Xyes"; then AC_DEFINE([ENABLE_IPV6], 1, [Define if IPv6 support is enabled.]) AC_MSG_NOTICE([Enabling support for IPv6.]) elif test "x$force_ipv6" = "xyes"; then AC_MSG_ERROR([IPv6 support requested but not found; aborting]) fi dnl dnl Find makeinfo. We used to provide support for Emacs processing dnl Texinfo using `emacs -batch -eval ...' where makeinfo is dnl unavailable, but that broke with the addition of makeinfo-specific dnl command-line options, such as `-I'. Now we depend on makeinfo to dnl build the Info documentation. dnl AC_CHECK_PROGS(MAKEINFO, [makeinfo], [true]) dnl dnl Find perl and pod2man dnl AC_PATH_PROGS(PERL, [perl5 perl], no) AC_PATH_PROG(POD2MAN, pod2man, no) if test "x${POD2MAN}" = xno; then COMMENT_IF_NO_POD2MAN="# " else COMMENT_IF_NO_POD2MAN= fi AC_SUBST(COMMENT_IF_NO_POD2MAN) dnl dnl Check for IDN/IRIs dnl AC_ARG_ENABLE(iri, AC_HELP_STRING([--disable-iri],[disable IDN/IRIs support]), [case "${enable_iri}" in no) dnl Disable IRIs checking AC_MSG_NOTICE([disabling IRIs at user request]) iri=no ;; yes) dnl IRIs explicitly enabled iri=yes force_iri=yes ;; auto) dnl Auto-detect IRI iri=yes ;; *) AC_MSG_ERROR([Invalid --enable-iri argument \`$enable_iri']) ;; esac ], [ dnl If nothing is specified, assume auto-detection iri=yes ] ) AS_IF([test "X$iri" != "Xno"],[ AM_ICONV if test "X$am_cv_func_iconv" != "Xyes"; then iri=no if test "X$force_iri" = "Xyes"; then AC_MSG_ERROR([Libiconv is required for IRIs support]) else AC_MSG_NOTICE([disabling IRIs because libiconv wasn't found]) fi fi ]) AC_ARG_WITH(libidn, AC_HELP_STRING([--with-libidn=[DIR]], [Support IDN2008/IRIs (needs GNU libidn2 + libunicode)]), libidn=$withval, libidn="") if test "X$iri" != "Xno"; then AS_IF([test "x$with_libidn2" != xno], [ AC_SEARCH_LIBS(idn2_lookup_u8, idn2, [with_libidn2=yes; AC_DEFINE([ENABLE_IRI], 1, [Define if IRI support is enabled.])], [with_libidn2=no; iri=no; AC_MSG_WARN(*** LIBIDN2 was not found. You will not be able to use IDN2008 support)]) # AS_IF([test "x$with_libidn2" = xyes], [ # AC_SEARCH_LIBS(u8_tolower, unistring, # [AC_DEFINE([ENABLE_IRI], 1, [Define if IRI support is enabled.])], # [iri=no; AC_MSG_WARN(*** LIBUNISTRING was not found. You will not be able to use IDN2008 support)]) # ]) ]) fi dnl dnl Check for UUID dnl AC_ARG_WITH(libuuid, AC_HELP_STRING([--without-libuuid], [Generate UUIDs for WARC files via libuuid])) AS_IF([test "x$with_libuuid" = xyes], [ # libuuid was explicitly requested PKG_CHECK_MODULES([UUID], uuid, [ LIBS="$UUID_LIBS $LIBS" CFLAGS="$UUID_CFLAGS $CFLAGS" uuid_mode=1 ], [ AC_SEARCH_LIBS(uuid_generate, uuid, [uuid_mode=1], [AC_MSG_ERROR(*** libuuid was explicitly requested but wasn't found.)]) ]) ], [test "x$with_libuuid" = xno], [ # libuuid was explicitly *not* requested AC_CHECK_HEADER(uuid.h, AC_CHECK_FUNC(uuid_create, [uuid_mode=2])) ], [ # default: AC_CHECK_HEADER(uuid.h, [ AC_CHECK_FUNC(uuid_create, [uuid_mode=2]) ], [ AC_CHECK_HEADER(uuid/uuid.h, AC_SEARCH_LIBS(uuid_generate, uuid, [uuid_mode=1])) ]) ]) AS_IF([test "x$uuid_mode" = x1], [ AC_DEFINE([HAVE_LIBUUID], [1], [Define if using libuuid.]) ], [test "x$uuid_mode" = x2], [ AC_DEFINE([HAVE_UUID_CREATE], 1, [Define if uuid_create is available.]) ]) dnl dnl Check for PCRE dnl AC_ARG_ENABLE(pcre, AC_HELP_STRING([--disable-pcre], [Disable PCRE style regular expressions])) AS_IF([test "X$enable_pcre" != "Xno"],[ PKG_CHECK_MODULES([PCRE], libpcre, [ CFLAGS="$PCRE_CFLAGS $CFLAGS" AC_CHECK_HEADER(pcre.h, [ LIBS="$PCRE_LIBS $LIBS" AC_DEFINE([HAVE_LIBPCRE], [1], [Define if libpcre is available.]) ]) ], [ AC_CHECK_HEADER(pcre.h, [ AC_CHECK_LIB(pcre, pcre_compile, [ LIBS="${LIBS} -lpcre" AC_DEFINE([HAVE_LIBPCRE], 1, [Define if libpcre is available.]) ]) ]) ]) ]) dnl dnl Check for libcares (resolver library) dnl AS_IF([test "X$with_cares" = "Xyes"],[ PKG_CHECK_MODULES([CARES], libcares, [ CFLAGS="$CARES_CFLAGS $CFLAGS" AC_CHECK_HEADER(ares.h, [ LIBS="$CARES_LIBS $LIBS" AC_DEFINE([HAVE_LIBCARES], [1], [Define if libcares is available.]) RESOLVER_INFO="libcares, --bind-dns-address and --dns-servers available" ]) ], [ AC_CHECK_HEADER(ares.h, [ AC_CHECK_LIB(cares, ares_set_local_ip4, [ LIBS="-lcares ${LIBS}" AC_DEFINE([HAVE_LIBCARES], 1, [Define if libcares is available.]) RESOLVER_INFO="libcares, --bind-dns-address and --dns-servers available" ]) ]) ]) ], [ RESOLVER_INFO="libc, --bind-dns-address and --dns-servers not available" ]) dnl dnl Extended Attribute support dnl AC_ARG_ENABLE([xattr], [AS_HELP_STRING([--disable-xattr], [disable support for POSIX Extended Attributes])], [ENABLE_XATTR=$enableval], [ENABLE_XATTR=yes]) case "$host_os" in *linux* | *darwin*) xattr_syscalls="fsetxattr" ;; freebsd*) xattr_syscalls="extattr_set_fd" ;; *) AC_MSG_NOTICE([Disabling Extended Attribute support: your system is not known to support extended attributes.]) ENABLE_XATTR=no esac if test "X${ENABLE_XATTR}" = "Xyes"; then AC_CHECK_FUNCS([$xattr_syscalls], [], [ AC_MSG_NOTICE([Disabling Extended Attribute support: your system does not support $xattr_syscalls]) ENABLE_XATTR=no ]) fi test "X${ENABLE_XATTR}" = "Xyes" && AC_DEFINE([ENABLE_XATTR], 1, [Define if you want file meta-data storing into POSIX Extended Attributes compiled in.]) dnl Needed by src/Makefile.am AM_CONDITIONAL([IRI_IS_ENABLED], [test "X$iri" != "Xno"]) AM_CONDITIONAL([WITH_SSL], [test "X$with_ssl" != "Xno"]) AM_CONDITIONAL([METALINK_IS_ENABLED], [test "X$with_metalink" != "Xno"]) AM_CONDITIONAL([WITH_XATTR], [test "X$ENABLE_XATTR" != "Xno"]) dnl dnl Create output dnl AC_CONFIG_FILES([Makefile src/Makefile doc/Makefile util/Makefile po/Makefile.in tests/Makefile fuzz/Makefile lib/Makefile testenv/Makefile tests/certs/interca.conf tests/certs/rootca.conf]) AC_CONFIG_HEADERS([src/config.h]) AC_OUTPUT AC_MSG_NOTICE([Summary of build options: Version: $PACKAGE_VERSION Host OS: $host_os Install prefix: $prefix Compiler: $CC CFlags: $CFLAGS $CPPFLAGS LDFlags: $LDFLAGS Libs: $LIBS SSL: $with_ssl Zlib: $with_zlib PSL: $with_libpsl Digest: $ENABLE_DIGEST NTLM: $ENABLE_NTLM OPIE: $ENABLE_OPIE POSIX xattr: $ENABLE_XATTR Debugging: $ENABLE_DEBUG Assertions: $ENABLE_ASSERTION Valgrind: $VALGRIND_INFO Metalink: $with_metalink Resolver: $RESOLVER_INFO GPGME: $have_gpg IRI: $iri Fuzzing build: $enable_fuzzing, $LIB_FUZZING_ENGINE ])