dnl Template file for GNU Autoconf
-dnl Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
+dnl Copyright (C) 1995, 1996, 1997, 2001 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
[AC_DEFINE(HAVE_SOCKS)])
AC_ARG_WITH(ssl,
-[ --with-ssl use the openssl library])
+[ --with-ssl[=SSL_ROOT] link with libssl [in SSL_ROOT/lib] for https: support])
AC_ARG_ENABLE(opie,
[ --disable-opie disable support for opie or s/key FTP login],
DEBUG=$enableval, DEBUG=yes)
test x"${DEBUG}" = xyes && AC_DEFINE(DEBUG)
+wget_need_md5=no
+
case "${USE_OPIE}${USE_DIGEST}" in
*yes*)
- MD5_OBJ='md5$o'
+ wget_need_md5=yes
esac
if test x"$USE_OPIE" = xyes; then
OPIE_OBJ='ftp-opie$o'
fi
-AC_SUBST(MD5_OBJ)
AC_SUBST(OPIE_OBJ)
dnl
dnl
AC_AIX
+dnl
+dnl Configure our included libtool and make sure it's regenerated when needed
+dnl
+AC_PROG_LIBTOOL
+AC_SUBST(LIBTOOL_DEPS)
+
dnl
dnl In case of {cyg,gnu}win32. Should be a _target_ test.
dnl Might also be erelevant for DJGPP.
dnl Checks for typedefs, structures, and compiler characteristics.
dnl
AC_C_CONST
+AC_C_INLINE
AC_TYPE_SIZE_T
AC_TYPE_PID_T
dnl #### This generates a warning. What do I do to shut it up?
dnl
AC_FUNC_ALLOCA
AC_FUNC_MMAP
-AC_CHECK_FUNCS(strdup strstr strcasecmp strncasecmp)
+AC_CHECK_FUNCS(strdup strstr strcasecmp strncasecmp strpbrk)
AC_CHECK_FUNCS(gettimeofday mktime strptime)
AC_CHECK_FUNCS(strerror snprintf vsnprintf select signal symlink access isatty)
AC_CHECK_FUNCS(uname gethostname)
-AC_CHECK_FUNCS(gethostbyname, [], [
- AC_CHECK_LIB(nsl, gethostbyname)
+dnl
+dnl Check if we need to compile in getopt.c.
+dnl
+AC_CHECK_FUNC(getopt_long, [], [
+ GETOPT_OBJ='getopt$o'
])
+AC_SUBST(GETOPT_OBJ)
dnl
dnl Checks for libraries.
dnl
+dnl
+dnl Use the md5 lib if available (Solaris).
+dnl
+
+if test x$wget_need_md5 = xyes
+then
+ AC_DEFINE(HAVE_MD5)
+ AC_CHECK_LIB(md5, MD5Update, [
+ AC_DEFINE(HAVE_SOLARIS_MD5)
+ LIBS="-lmd5 $LIBS"
+ ], [
+ MD5_OBJ='gnu-md5$o'
+ AC_DEFINE(HAVE_BUILTIN_MD5)
+ ])
+fi
+AC_SUBST(MD5_OBJ)
+
+dnl On Solaris, -lnsl is needed to use gethostbyname. On "NCR MP-RAS
+dnl 3.0", however, gethostbyname is in libc, but -lnsl is still needed
+dnl to use -lsocket, as well as for functions such as inet_ntoa. We
+dnl look for such known offenders and if one of them is not found, we
+dnl check if -lnsl is needed.
+
+wget_check_in_nsl=NONE
+AC_CHECK_FUNCS(gethostbyname, [], [
+ wget_check_in_nsl=gethostbyname
+])
+AC_CHECK_FUNCS(inet_ntoa, [], [
+ wget_check_in_nsl=inet_ntoa
+])
+if test $wget_check_in_nsl != NONE; then
+ AC_CHECK_LIB(nsl, $wget_check_in_nsl)
+fi
+
AC_CHECK_LIB(socket, socket)
dnl #### This appears to be deficient with later versions of SOCKS.
AC_CHECK_LIB(socks, Rconnect)
fi
-dnl check for ssl libraries
-if test "x${with_ssl}" = xyes
-then
- ssl_lose=no
- AC_CHECK_LIB(ssl,SSL_new,,ssl_lose=yes,-lcrypto)
- AC_CHECK_LIB(crypto,main,,ssl_lose=yes)
- if test "$ssl_lose" = no
- then
- AC_DEFINE(HAVE_SSL)
- SSL_OBJ='gen_sslfunc$o'
- AC_SUBST(SSL_OBJ)
+dnl If --with-ssl was specified, make sure we can link with the
+dnl OpenSSL libs. We should probably auto-detect this by default.
+
+if test x"$with_ssl" != x -a x"$with_ssl" != x"no"; then
+ if test x"$with_ssl" = x"yes"; then
+ dnl OpenSSL's default install location is "/usr/local/ssl". We also
+ dnl allow /usr/local for regular-style install, and /usr for Linux
+ dnl stuff.
+ ssl_all_roots="default /usr/local/ssl /usr/local /opt"
+ else
+ dnl Root has been kindly provided by the user.
+ ssl_all_roots=$with_ssl
+ fi
+
+ wget_save_LIBS=$LIBS
+ wget_save_LDFLAGS=$LDFLAGS
+ wget_save_CC=$CC
+
+ dnl Use libtool for OpenSSL tests to handle the "-R<rpath>" option.
+ CC="$SHELL ./libtool $CC"
+
+ dnl Unfortunately, as of this writing (OpenSSL 0.9.6), the libcrypto
+ dnl shared library doesn't record its dependency on libdl, so we
+ dnl need to check for it ourselves so we won't fail to link due to a
+ dnl lack of -ldl. Most OSes use dlopen(), but HP-UX uses
+ dnl shl_load().
+ AC_CHECK_LIB(dl,dlopen)
+ AC_CHECK_LIB(dl,shl_load)
+
+ ssl_linked=no
+
+ dnl Now try to find SSL libraries in each of the likely SSL roots.
+ for ssl_root in $ssl_all_roots
+ do
+ if test x"$ssl_root" = xdefault; then
+ dnl Try the default library locations.
+ SSL_INCLUDES=
+ else
+ dnl Try this specific root.
+ SSL_INCLUDES=-I$ssl_root/include
+ dnl It's OK to use -R directly because libtool will
+ dnl interpret it for us.
+ LDFLAGS="-L$ssl_root/lib -R$ssl_root/lib $wget_save_LDFLAGS"
+ fi
+
+ ssl_link_failure=no
+
+ AC_MSG_RESULT(["Looking for SSL libraries in $ssl_root"])
+
+ dnl Make sure that the checks don't run afoul of the cache. It
+ dnl would be nicer to temporarily turn off the cache, but
+ dnl apparently Autoconf doesn't allow that.
+
+ unset ac_cv_lib_crypto_RSA_new
+ unset ac_cv_lib_ssl_SSL_new
+
+ dnl These checks need to be in this order, or you'll get a link
+ dnl failure if you use a static libcrypto.a and libssl.a rather
+ dnl than shared libraries.
+
+ AC_CHECK_LIB(crypto, RSA_new, , ssl_link_failure=yes)
+ AC_CHECK_LIB(ssl, SSL_new, , ssl_link_failure=yes)
+
+ dnl If ssl_link_failure is still no, the libraries link. But we
+ dnl still need to check if the program linked with those libraries
+ dnl under these settings with run. On some systems (Solaris), Gcc
+ dnl adds -L/usr/local/lib to the linking line, but fails to add
+ dnl -R/usr/local/lib, thus creating executables that link, but
+ dnl fail to run.
+
+ dnl If we are cross-compiling, just assume that working linkage
+ dnl implies working executable.
+
+ if test x"$ssl_link_failure" = xno; then
+ dnl Now try to run the thing.
+ AC_MSG_CHECKING("whether SSL libs are resolved at runtime")
+ AC_TRY_RUN([
+int RSA_new();
+int SSL_new();
+main(){return 0;}
+],
+ AC_MSG_RESULT("yes"),
+ AC_MSG_RESULT("no"); ssl_link_failure=yes,
+ AC_MSG_RESULT("cross"))
+ fi
+
+ if test x"$ssl_link_failure" = xno; then
+ dnl This echo doesn't look right, but I'm not sure what to use
+ dnl instead.
+ AC_MSG_RESULT("Compiling in support for SSL in $ssl_root")
+ AC_DEFINE(HAVE_SSL)
+ AC_SUBST(SSL_INCLUDES)
+ SSL_OBJ='gen_sslfunc$o'
+ AC_SUBST(SSL_OBJ)
+ ssl_linked=yes
+ break
+ fi
+ done
+
+ if test x"$ssl_linked" = xno; then
+ LD_FLAGS=$wget_save_LDFLAGS
+ LIBS=$wget_save_LIBS
+
+ dnl Perhaps we should abort here. Dan argues that configure
+ dnl scripts shouldn't abort out of principle, but on the other
+ dnl hand remember that the user explicitly requested linking with
+ dnl SSL.
+
+ dnl IMHO there should be a way to specify whether SSL should be
+ dnl avoided, auto-detected, or required, defaulting to
+ dnl `autodetect'. Only in the `require' mode the script would
+ dnl abort if SSL is not found.
+ echo
+ echo "WARNING: Failed to link with OpenSSL libraries in $ssl_root/lib."
+ echo " Wget will be built without support for https://... URLs."
+ echo
fi
+
+ CC=$wget_save_CC
fi
dnl
dnl
ALL_LINGUAS=`(cd ${srcdir}/po && ls *.po | sed -e 's/\.po$//')`
-dnl Original from autoconf, I think.
-dnl ALL_LINGUAS="cs de hr it no pl pt_BR ru"
+dnl Originally this used to be static, looking like this:
+dnl ALL_LINGUAS="cs de hr it ..."
+dnl The downside was that configure needed to be rebuilt whenever a
+dnl new language was added.
dnl internationalization macros
WGET_WITH_NLS
*) MAKEINFO="makeinfo \$(srcdir)/wget.texi" ;;
esac
+dnl
+dnl Find perl and pod2man
+dnl
+
+AC_PATH_PROGS(PERL, perl5 perl, no)
+AC_PATH_PROG(POD2MAN, pod2man, no)
+
+if test "x${POD2MAN}" = xno; then
+ COMMENT_IF_NO_POD2MAN="# "
+else
+ COMMENT_IF_NO_POD2MAN=
+fi
+AC_SUBST(COMMENT_IF_NO_POD2MAN)
+
dnl
dnl Create output
dnl
-AC_OUTPUT([Makefile src/Makefile doc/Makefile util/Makefile po/Makefile.in],
+AC_OUTPUT([Makefile src/Makefile doc/Makefile util/Makefile po/Makefile.in
+ windows/Makefile],
[WGET_PROCESS_PO
test -z "$CONFIG_HEADERS" || echo timestamp > stamp-h])