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Add the --disable-thp option to support cross compiling.

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This resolves #669.
This commit is contained in:
Jason Evans
2017-05-30 09:54:49 -07:00
parent bf6673a070
commit c606a87d2a
8 changed files with 53 additions and 14 deletions
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25
configure.ac
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@@ -1792,11 +1792,29 @@ if test "x${je_cv_madvise}" = "xyes" ; then
madvise((void *)0, 0, MADV_HUGEPAGE);
madvise((void *)0, 0, MADV_NOHUGEPAGE);
], [je_cv_thp])
if test "x${je_cv_thp}" = "xyes" ; then
AC_DEFINE([JEMALLOC_THP], [ ])
fi
fi
dnl Enable transparent huge page support by default.
AC_ARG_ENABLE([thp],
[AS_HELP_STRING([--disable-thp],
[Disable transparent huge page support])],
[if test "x$enable_thp" = "xno" -o "x${je_cv_thp}" != "xyes" ; then
enable_thp="0"
else
enable_thp="1"
fi
],
[if test "x${je_cv_thp}" = "xyes" ; then
enable_thp="1"
else
enable_thp="0"
fi
])
if test "x$enable_thp" = "x1" ; then
AC_DEFINE([JEMALLOC_THP], [ ])
fi
AC_SUBST([enable_thp])
dnl ============================================================================
dnl Check whether __sync_{add,sub}_and_fetch() are available despite
dnl __GCC_HAVE_SYNC_COMPARE_AND_SWAP_n macros being undefined.
@@ -2141,6 +2159,7 @@ AC_MSG_RESULT([prof : ${enable_prof}])
AC_MSG_RESULT([prof-libunwind : ${enable_prof_libunwind}])
AC_MSG_RESULT([prof-libgcc : ${enable_prof_libgcc}])
AC_MSG_RESULT([prof-gcc : ${enable_prof_gcc}])
AC_MSG_RESULT([thp : ${enable_thp}])
AC_MSG_RESULT([fill : ${enable_fill}])
AC_MSG_RESULT([utrace : ${enable_utrace}])
AC_MSG_RESULT([xmalloc : ${enable_xmalloc}])