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],
dnl
AC_PROG_INSTALL
+dnl
+dnl Configure our included libtool and make sure it's regenerated when needed
+dnl
+AM_PROG_LIBTOOL
+AC_SUBST(LIBTOOL_DEPS)
+
dnl
dnl Find the compiler
dnl
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?
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$o'
- AC_SUBST(SSL_OBJ)
+dnl OpenSSL is a third-party library, which makes checking for it a
+dnl pain. Before proceeding, we need to figure out whether to use the
+dnl `-R' flag.
+
+dnl Try to autodetect runtime library flag (usually -R), and whether
+dnl it works (or at least does no harm). Note that this is used
+dnl merely for the configure test below. The actual linking is
+dnl performed by libtool. Wouldn't it be nice if libtool also
+dnl provided "querying" that we need in configure?
+AC_MSG_CHECKING("for runtime libraries flag")
+case "$host_os" in
+ sol2 ) dash_r="-R" ;;
+ decosf* | linux* | irix*) dash_r="-rpath " ;;
+ *)
+ dash_r=""
+ for try_dash_r in "-R" "-R " "-rpath "; do
+ OLD_LDFLAGS=$LDFLAGS
+ LDFLAGS="${try_dash_r}/no/such/file-or-directory $LDFLAGS"
+ AC_TRY_LINK(, , dash_r="$try_dash_r")
+ LDFLAGS=$ODL_LDFLAGS
+ test -n "$dash_r" && break
+ done ;;
+esac
+if test -n "$dash_r";
+ then AC_MSG_RESULT("\"${dash_r}\"")
+ else AC_MSG_RESULT(NONE)
+fi
+
+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
+
+ OLD_LIBS=$LIBS
+ OLD_LDFLAGS=$LDFLAGS
+
+ 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 $ssl_all_roots
+ do
+ LIBS=$OLD_LIBS
+
+ if test x"$ssl_root" = xdefault; then
+ dnl Try the default library locations.
+ SSL_INCLUDES=
+ LDFLAGS=$OLD_LDFLAGS
+ else
+ dnl Try this specific root.
+ SSL_INCLUDES=-I$ssl_root/include
+ SSL_DASH_L="-L$ssl_root/lib"
+ SSL_DASH_R=
+ dnl Only use -R<foo> on systems which support a -R variant.
+ if test x"$dash_r" != x; then
+ SSL_DASH_R="${dash_r}$ssl_root/lib"
+ fi
+ LDFLAGS="$SSL_DASH_L $SSL_DASH_R $OLD_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"$ssl_linked" = xno; then
+ LD_FLAGS=$OLD_LDFLAGS
+ LIBS=$OLD_LIBS
+ dnl Perhaps we should abort here. Remember that the user
+ dnl explicitly requested linking with SSL.
+ 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
fi
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