diff options
Diffstat (limited to 'buildlib/tools.m4')
| -rw-r--r-- | buildlib/tools.m4 | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/buildlib/tools.m4 b/buildlib/tools.m4 index 442c0b6ae..9a8d744f2 100644 --- a/buildlib/tools.m4 +++ b/buildlib/tools.m4 @@ -91,6 +91,7 @@ AC_DEFUN(ah_NUM_PROCS, AC_DEFUN(rc_GLIBC_VER, [AC_MSG_CHECKING([glibc version]) + AC_CACHE_VAL(ac_cv_glibc_ver, dummy=if$$ cat <<_GLIBC_>$dummy.c #include <features.h> @@ -102,11 +103,13 @@ _GLIBC_ if test "$?" = 0; then GLIBC_VER=`./$dummy` AC_MSG_RESULT([$GLIBC_VER]) - GLIBC_VER="-$GLIBC_VER" + ac_cv_glibc_ver=$GLIBC_VER else AC_MSG_WARN([cannot determine GNU C library minor version number]) fi rm -f $dummy $dummy.c + ) + GLIBC_VER="-$ac_cv_glibc_ver" AC_SUBST(GLIBC_VER) ]) |