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| author | David Lamparter <equinox@opensourcerouting.org> | 2016-11-15 02:52:09 +0100 |
|---|---|---|
| committer | David Lamparter <equinox@opensourcerouting.org> | 2016-11-15 02:52:09 +0100 |
| commit | 2e83e8e94ca2958ccf169e4fbd5479cc45653f34 (patch) | |
| tree | 75d07f74e91b43857f4608d59cbfb86a81441517 /configure.ac | |
| parent | build: fix some minor autoconf & automake breakage (diff) | |
| download | frr-2e83e8e94ca2958ccf169e4fbd5479cc45653f34.tar.xz frr-2e83e8e94ca2958ccf169e4fbd5479cc45653f34.zip | |
build: unconditionally try -rdynamic
-rdynamic is needed for useful backtraces and future plugin loading
support. Try and enable it unconditionally.
Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
Diffstat (limited to 'configure.ac')
| -rwxr-xr-x | configure.ac | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/configure.ac b/configure.ac index 61b50d779..6d0598b88 100755 --- a/configure.ac +++ b/configure.ac @@ -188,6 +188,20 @@ if test x"${enable_werror}" = x"yes" ; then fi AC_SUBST(WERROR) +dnl need link on this one, not compile +AC_LANG_PUSH(C) +ac_ld_flag_save="$LDFLAGS" +LDFLAGS="$LDFLAGS -rdynamic" +AC_MSG_CHECKING([[whether linker supports -rdynamic]]) +AC_LINK_IFELSE( + [AC_LANG_PROGRAM([[]])], + [AC_MSG_RESULT([yes])], + [ + LDFLAGS="$ac_ld_flag_save" + AC_MSG_RESULT([no]) + ]) +AC_LANG_POP(C) + dnl -------------- dnl Check programs dnl -------------- @@ -298,8 +312,6 @@ AC_ARG_ENABLE(gcc_ultra_verbose, AS_HELP_STRING([--enable-gcc-ultra-verbose], [enable ultra verbose GCC warnings])) AC_ARG_ENABLE(linux24_tcp_md5, AS_HELP_STRING([--enable-linux24-tcp-md5], [enable support for old, Linux-2.4 RFC2385 patch])) -AC_ARG_ENABLE(gcc-rdynamic, - AS_HELP_STRING([--enable-gcc-rdynamic], [enable linking with -rdynamic for better backtraces (default if gcc)])) AC_ARG_ENABLE(backtrace, AS_HELP_STRING([--disable-backtrace,], [disable crash backtraces (default autodetect)])) AC_ARG_ENABLE(time-check, @@ -333,12 +345,6 @@ fi AC_ARG_ENABLE([dev_build], AS_HELP_STRING([--enable-dev-build], [build for development])) -if test x"${enable_gcc_rdynamic}" != x"no" ; then - if test x"${enable_gcc_rdynamic}" = x"yes" -o x"$COMPILER" = x"GCC"; then - LDFLAGS="${LDFLAGS} -rdynamic" - fi -fi - if test x"${enable_time_check}" != x"no" ; then if test x"${enable_time_check}" = x"yes" -o x"${enable_time_check}" = x ; then AC_DEFINE(CONSUMED_TIME_CHECK,5000000,Consumed Time Check) |