diff options
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index cc7f674a..18007357 100644 --- a/configure.ac +++ b/configure.ac @@ -74,6 +74,10 @@ case $host in AC_DEFINE(_XOPEN_SOURCE, 600, Needed to get declarations for msg_control and msg_controllen on Solaris) AC_DEFINE(__EXTENSIONS__, 1, Needed to get declarations for msg_control and msg_controllen on Solaris) ;; + *-*-darwin* ) + AC_DEFINE([_POSIX_C_SOURCE], [200112L], [Needed to get clock_gettime on Mac OS X]) + AC_DEFINE([_DARWIN_C_SOURCE], [200112L], [Needed to get NSIG on Mac OS X]) + ;; esac AM_SILENT_RULES([yes]) @@ -119,6 +123,15 @@ dnl other linkes might be added later CC_CHECK_LDFLAGS([-Wl,-z,now], [IMMEDIATE_LDFLAGS="-Wl,-z,now"]) AC_SUBST([IMMEDIATE_LDFLAGS]) +dnl On ELF systems we don't want the libraries to be unloaded since we +dnl don't clean them up properly, so we request the nodelete flag to be +dnl enabled. +dnl +dnl On other systems, we don't really know how to do that, but it's +dnl welcome if somebody can tell. +CC_CHECK_LDFLAGS([-Wl,-z,nodelete], [NODELETE_LDFLAGS="-Wl,-z,nodelete"]) +AC_SUBST([NODELETE_LDFLAGS]) + dnl Check for the proper way to build libraries that have no undefined dnl symbols; on some hosts this needs to be avoided but the macro dnl takes care of it. |