configure.ac: fix FTBFS with new glibc

glibc moved clock_* functions from librt to the core libc. As a result,
clock_gettime is no more a suitable symbol to use when finding librt.
Look for mq_open instead.
Reference:
http://www.sourceware.org/git/gitweb.cgi?p=glibc.git&h=6e6249d0b461b952d0f544792372663feb6d792a

Fixes a FTBFS in Fedora Rawhide.
This commit is contained in:
Michal Schmidt 2012-11-14 14:44:05 +01:00
parent 377ec8bf19
commit e17187091d
1 changed files with 1 additions and 1 deletions

View File

@ -171,7 +171,7 @@ CC_CHECK_FLAGS_APPEND([with_ldflags], [LDFLAGS], [\
-Wl,-z,now])
AC_SUBST([OUR_LDFLAGS], $with_ldflags)
AC_SEARCH_LIBS([clock_gettime], [rt], [], [AC_MSG_ERROR([*** POSIX RT library not found])])
AC_SEARCH_LIBS([mq_open], [rt], [], [AC_MSG_ERROR([*** POSIX RT library not found])])
AC_SEARCH_LIBS([dlsym], [dl], [], [AC_MSG_ERROR([*** Dynamic linking loader library not found])])
save_LIBS="$LIBS"