dnl Template file for GNU Autoconf dnl Copyright (C) 1995, 1996, 1997, 2001, 2007, 2008, 2009, 2010, 2011, 2012, dnl 2013, 2014 Free Software 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]), address@hidden) 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 dnl Process features. dnl AC_ARG_WITH(libpsl, AS_HELP_STRING([--without-libpsl], [disable support for libpsl cookie checking.]), [ with_libpsl=no ], [ AC_CHECK_LIB(psl, psl_builtin, [with_libpsl=yes; AC_DEFINE([WITH_LIBPSL], [1], [PSL support enabled]) LIBS="${LIBS} -lpsl"], [with_libpsl=no; AC_MSG_WARN(*** libpsl was not found. Fallback to Wget builtin cookie checking.)]) ]) AC_ARG_WITH(ssl, [[ --without-ssl disable SSL autodetection --with-ssl={gnutls,openssl} specify the SSL backend. GNU TLS is the default.]]) AC_ARG_WITH(zlib, [[ --without-zlib disable zlib ]]) AC_ARG_ENABLE(opie, [ --disable-opie disable support for opie or s/key FTP login], ENABLE_OPIE=$enableval, ENABLE_OPIE=yes) test x"${ENABLE_OPIE}" = xyes && AC_DEFINE([ENABLE_OPIE], 1, [Define if you want the Opie support for FTP compiled in.]) AC_ARG_ENABLE(digest, [ --disable-digest disable support for HTTP digest authorization], ENABLE_DIGEST=$enableval, ENABLE_DIGEST=yes) test x"${ENABLE_DIGEST}" = xyes && AC_DEFINE([ENABLE_DIGEST], 1, [Define if you want the HTTP Digest Authorization compiled in.]) AC_ARG_ENABLE(ntlm, [ --disable-ntlm disable support for NTLM authorization], [ENABLE_NTLM=$enableval], [ENABLE_NTLM=auto]) AC_ARG_ENABLE(debug, [ --disable-debug disable support for debugging output], ENABLE_DEBUG=$enableval, ENABLE_DEBUG=yes) test x"${ENABLE_DEBUG}" = xyes && AC_DEFINE([ENABLE_DEBUG], 1, [Define if you want the debug output support compiled in.]) 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 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 if test -n "$auto_cflags"; then if test -n "$GCC"; then CFLAGS="$CFLAGS -O2 -Wall" else case "$host_os" in *hpux*) CFLAGS="$CFLAGS +O3" ;; *ultrix* | *osf*) CFLAGS="$CFLAGS -O -Olimit 2000" ;; *) CFLAGS="$CFLAGS -O" ;; esac fi fi dnl dnl Checks for basic compiler characteristics. dnl AC_C_CONST AC_C_INLINE AC_C_VOLATILE dnl Check for basic headers, even though we expect them to exist and dnl #include them unconditionally in the code. Their detection is dnl still needed because test programs used by Autoconf macros check dnl for STDC_HEADERS, HAVE_SYS_TYPES_H, etc. before using them. dnl Without the checks they will fail to be included in test programs, dnl which will subsequently fail. AC_HEADER_STDC dnl Check for large file support. This check needs to come fairly dnl early because it could (in principle) affect whether functions and dnl headers are available, whether they work, etc. AC_SYS_LARGEFILE AC_CHECK_SIZEOF(off_t) dnl dnl Checks for system header files that might be missing. dnl AC_HEADER_STDBOOL AC_CHECK_HEADERS(unistd.h sys/time.h) AC_CHECK_HEADERS(termios.h sys/ioctl.h sys/select.h utime.h sys/utime.h) AC_CHECK_HEADERS(stdint.h inttypes.h pwd.h wchar.h) AC_CHECK_DECLS(h_errno,,,[#include ]) dnl dnl Check sizes of integer types. These are used to find n-bit dnl integral types on older systems that fail to provide intN_t and dnl uintN_t typedefs. dnl AC_CHECK_SIZEOF([short]) AC_CHECK_SIZEOF([int]) AC_CHECK_SIZEOF([long]) AC_CHECK_SIZEOF([long long]) AC_CHECK_SIZEOF([void *]) dnl dnl Checks for non-universal or system-specific types. dnl AC_TYPE_SIZE_T AC_TYPE_PID_T AC_CHECK_TYPES([uint32_t, uintptr_t, intptr_t, int64_t]) AC_CHECK_TYPES(sig_atomic_t, [], [], [ #include #include #if HAVE_INTTYPES_H # include #endif #include ]) # gnulib gl_INIT dnl dnl Checks for library functions. dnl AC_FUNC_MMAP AC_FUNC_FSEEKO AC_CHECK_FUNCS(strptime timegm vsnprintf vasprintf drand48 pathconf) AC_CHECK_FUNCS(strtoll usleep ftello sigblock sigsetjmp memrchr wcwidth mbtowc) AC_CHECK_FUNCS(sleep symlink utime) if test x"$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 dnl Call Wget-specific macros defined in aclocal. dnl WGET_STRUCT_UTIMBUF WGET_FNMATCH WGET_NANOSLEEP WGET_POSIX_CLOCK WGET_NSL_SOCKET dnl Deal with specific hosts case $host_os in *mingw32* ) LIBS+=' -lws2_32' AC_LIBOBJ([mswindows]) ;; esac dnl dnl Checks for libraries. dnl #AS_IF([test x"$with_libpsl" != xno], [ # AC_CHECK_LIB([psl], psl_builtin ) #]) AS_IF([test x"$with_zlib" != xno], [ with_zlib=yes AC_CHECK_LIB(z, compress) ]) AS_IF([test x"$with_ssl" = xopenssl], [ 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 $LIBS" elif test x"$with_ssl" != x then AC_MSG_ERROR([--with-ssl=openssl was given, but SSL is not available.]) fi ]) ], [ # --with-ssl is not openssl: check if it's no AS_IF([test x"$with_ssl" != xno], [ dnl default is -lgnutls with_ssl=gnutls dnl Now actually check for -lgnutls AC_LIB_HAVE_LINKFLAGS([gnutls], [], [ #include ], [gnutls_global_init()]) if test x"$LIBGNUTLS" != x then ssl_found=yes AC_MSG_NOTICE([compiling in support for SSL via GnuTLS]) AC_LIBOBJ([gnutls]) LIBS="$LIBGNUTLS $LIBS" else AC_MSG_ERROR([--with-ssl=gnutls was given, but GNUTLS is not available.]) fi AC_CHECK_FUNCS(gnutls_priority_set_direct) ]) # endif: --with-ssl != no? ]) # endif: --with-ssl == openssl? dnl Enable NTLM if requested and if SSL is available. if test x"$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 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 ] ) AC_ARG_WITH(libidn, AC_HELP_STRING([--with-libidn=[DIR]], [Support IDN/IRIs (needs GNU Libidn)]), libidn=$withval, libidn="") AS_IF([test "X$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 ],[ # else # For some reason, this seems to be set even when we don't check. # Explicitly unset. LIBICONV= ]) if test "X$iri" != "Xno"; then if test "$libidn" != ""; then LDFLAGS="${LDFLAGS} -L$libidn/lib" CPPFLAGS="${CPPFLAGS} -I$libidn/include" fi # If idna.h can't be found, check to see if it was installed under # /usr/include/idn (OpenSolaris, at least, places it there). # Check for idn-int.h in that case, because idna.h won't find # idn-int.h until we've decided to add -I/usr/include/idn. AC_CHECK_HEADER(idna.h, , [AC_CHECK_HEADER(idn/idn-int.h, [CPPFLAGS="${CPPFLAGS} -I/usr/include/idn"], [iri=no])] ) if test "X$iri" != "Xno"; then AC_CHECK_LIB(idn, stringprep_check_version, [iri=yes LIBS="${LIBS} -lidn"], iri=no) fi if test "X$iri" != "Xno" ; then AC_DEFINE([ENABLE_IRI], 1, [Define if IRI support is enabled.]) AC_MSG_NOTICE([Enabling support for IRI.]) else AC_MSG_WARN([Libidn not found]) fi fi dnl dnl Check for UUID dnl AC_CHECK_HEADER(uuid/uuid.h, AC_CHECK_LIB(uuid, uuid_generate, [LIBS="${LIBS} -luuid" AC_DEFINE([HAVE_LIBUUID], 1, [Define if libuuid is available.]) ]) ) dnl dnl Check for PCRE dnl AC_CHECK_HEADER(pcre.h, AC_CHECK_LIB(pcre, pcre_compile, [LIBS="${LIBS} -lpcre" AC_DEFINE([HAVE_LIBPCRE], 1, [Define if libpcre is available.]) ]) ) dnl Needed by src/Makefile.am AM_CONDITIONAL([IRI_IS_ENABLED], [test "X$iri" != "Xno"]) dnl dnl Create output dnl AC_CONFIG_FILES([Makefile src/Makefile doc/Makefile util/Makefile po/Makefile.in tests/Makefile tests/WgetTest.pm lib/Makefile]) 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 Debugging: $ENABLE_DEBUG ])