62 lines
1.7 KiB
Plaintext
62 lines
1.7 KiB
Plaintext
dnl ######################################################################
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dnl OpenSSL support
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AC_DEFUN([LIBEVENT_OPENSSL], [
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AC_REQUIRE([NTP_PKG_CONFIG])dnl
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case "$enable_openssl" in
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yes)
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have_openssl=no
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case "$PKG_CONFIG" in
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'')
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;;
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*)
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OPENSSL_LIBS=`$PKG_CONFIG --libs openssl 2>/dev/null`
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case "$OPENSSL_LIBS" in
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'') ;;
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*) OPENSSL_LIBS="$OPENSSL_LIBS $EV_LIB_GDI $EV_LIB_WS32 $OPENSSL_LIBADD"
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have_openssl=yes
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;;
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esac
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OPENSSL_INCS=`$PKG_CONFIG --cflags openssl 2>/dev/null`
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;;
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esac
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case "$have_openssl" in
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yes) ;;
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*)
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save_LIBS="$LIBS"
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LIBS=""
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OPENSSL_LIBS=""
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for lib in crypto eay32; do
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# clear cache
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unset ac_cv_search_SSL_new
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AC_SEARCH_LIBS([SSL_new], [ssl ssl32],
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[have_openssl=yes
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OPENSSL_LIBS="$LIBS -l$lib $EV_LIB_GDI $EV_LIB_WS32 $OPENSSL_LIBADD"],
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[have_openssl=no],
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[-l$lib $EV_LIB_GDI $EV_LIB_WS32 $OPENSSL_LIBADD])
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LIBS="$save_LIBS"
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test "$have_openssl" = "yes" && break
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done
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;;
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esac
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CPPFLAGS_SAVE=$CPPFLAGS
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CPPFLAGS="$CPPFLAGS $OPENSSL_INCS"
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AC_CHECK_HEADERS([openssl/ssl.h], [], [have_openssl=no])
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CPPFLAGS=$CPPFLAGS_SAVE
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AC_SUBST(OPENSSL_INCS)
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AC_SUBST(OPENSSL_LIBS)
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case "$have_openssl" in
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yes) AC_DEFINE(HAVE_OPENSSL, 1, [Define if the system has openssl]) ;;
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*) AC_MSG_ERROR([openssl is a must but can not be found. You should add the \
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directory containing `openssl.pc' to the `PKG_CONFIG_PATH' environment variable, \
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or set `CFLAGS' and `LDFLAGS' directly for openssl, or use `--disable-openssl' \
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to disable support for openssl encryption])
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;;
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esac
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;;
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esac
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# check if we have and should use openssl
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AM_CONDITIONAL(OPENSSL, [test "$enable_openssl" != "no" && test "$have_openssl" = "yes"])
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])
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