build: Match any glibc and musl ABIs on the host_os AS_CASE

Reported-by: Helmut Grohne <helmut@subdivi.de>
This commit is contained in:
Guillem Jover 2017-06-09 05:14:24 +02:00
parent 4fec871c79
commit c8a1b08b74

View File

@ -45,14 +45,14 @@ AM_CONDITIONAL([HAVE_LIBTESTU01],
[test "x$ac_cv_lib_testu01_unif01_CreateExternGenBits" = "xyes"])
AS_CASE([$host_os],
[*-gnu], [
[*-gnu*], [
# In old glibc versions (< 2.17) clock_gettime() is in librt.
saved_LIBS="$LIBS"
AC_SEARCH_LIBS([clock_gettime], [rt], [CLOCK_GETTIME_LIBS="-lrt"])
AC_SUBST([CLOCK_GETTIME_LIBS])
LIBS="$saved_LIBS"
],
[*-musl], [
[*-musl*], [
# Upstream refuses to define this, we will do it ourselves then.
AC_DEFINE([__MUSL__], [1], [Define to 1 if we are building for musl])
],