diff options
Diffstat (limited to 'erts/configure.in')
| -rw-r--r-- | erts/configure.in | 38 |
1 files changed, 31 insertions, 7 deletions
diff --git a/erts/configure.in b/erts/configure.in index 69b9af3c8c..ad9a66126f 100644 --- a/erts/configure.in +++ b/erts/configure.in @@ -196,12 +196,18 @@ AS_HELP_STRING([--disable-kernel-poll], [disable kernel poll support]), AC_ARG_ENABLE(sctp, -AS_HELP_STRING([--enable-sctp], [enable sctp support (default)]) +AS_HELP_STRING([--enable-sctp], [enable sctp support (default) +to on demand load the SCTP library in runtime if needed]) +AS_HELP_STRING([--enable-sctp=lib], [enable sctp support +to link against the SCTP library]) AS_HELP_STRING([--disable-sctp], [disable sctp support]), -[ case "$enableval" in - no) enable_sctp=no ;; - *) enable_sctp=yes ;; - esac ], enable_sctp=unknown) +[ case "x$enableval" in + xno|xyes|xlib|x) + ;; + x*) + AC_MSG_ERROR("invalid value --enable-sctp=$enableval") + ;; + esac ]) AC_ARG_ENABLE(hipe, AS_HELP_STRING([--enable-hipe], [enable hipe support]) @@ -1726,8 +1732,9 @@ if test "x$enable_sctp" != "xno" ; then fi if test x"$ac_cv_header_netinet_sctp_h" = x"yes"; then - AC_CHECK_LIB(sctp, sctp_bindx) - AC_CHECK_FUNCS([sctp_peeloff sctp_getladdrs sctp_freeladdrs sctp_getpaddrs sctp_freepaddrs]) + AS_IF([test "x$enable_sctp" = "xlib"], + AC_CHECK_LIB(sctp, sctp_bindx)) + AC_CHECK_FUNCS([sctp_bindx sctp_peeloff sctp_getladdrs sctp_freeladdrs sctp_getpaddrs sctp_freepaddrs]) AC_CHECK_DECLS([SCTP_UNORDERED, SCTP_ADDR_OVER, SCTP_ABORT, SCTP_EOF, SCTP_SENDALL, SCTP_ADDR_CONFIRMED, SCTP_DELAYED_ACK_TIME, @@ -2787,6 +2794,23 @@ if test "$cross_compiling" != "yes" && test X${enable_hipe} != Xno; then fi fi +dnl Check to disable -fPIE and friends for HiPE on amd64 +if test X${enable_hipe} = Xyes && test X$ARCH = Xamd64; then + AC_TRY_COMPILE(, [#if defined(__pie__) || defined(__PIE__) + #error -fPIE is enabled by default + #endif], + [AC_MSG_NOTICE([No -fPIE enabled by default])], + [AC_MSG_WARN([Security feature -fPIE will be disabled for HiPE]) + STATIC_CFLAGS="-fno-PIE $STATIC_CFLAGS" + saved_LDFLAGS=$LDFLAGS + LDFLAGS="-no-pie $LDFLAGS" + AC_TRY_LINK(,, [], + [AC_MSG_WARN([Linked does not accept option -no-pie]) + LDFLAGS=$saved_LDFLAGS])]) + +fi + + if test X${enable_fp_exceptions} = Xauto ; then case $host_os in *linux*) |