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Commit a6168a17 by Stéphane Graber
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configure.ac: Add code to detect bionic C library

This adds a new IS_BIONIC define that can be used to detect whether we are building with eglibc or with bionic. Signed-off-by: 's avatarStéphane Graber <stgraber@ubuntu.com> Acked-by: 's avatarSerge E. Hallyn <serge.hallyn@ubuntu.com>
parent 3a32201c
Showing with 16 additions and 0 deletions
configure.ac
......@@ -192,6 +192,22 @@ else
fi
AC_SUBST([CAP_LIBS])
# Check for alternate C libraries
AC_MSG_CHECKING(for bionic libc)
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[[#ifndef __ANDROID__
error: Not bionic!
#endif]])],
[is_bionic=yes],
[is_bionic=no])
if test "x$is_bionic" = "xyes"; then
AC_DEFINE([IS_BIONIC], 1, ["bionic libc"])
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
fi
AM_CONDITIONAL([IS_BIONIC], [test "x$is_bionic" = "xyes"])
# Some systems lack PR_CAPBSET_DROP definition => HAVE_DECL_PR_CAPBSET_DROP
AC_CHECK_DECLS([PR_CAPBSET_DROP], [], [], [#include <sys/prctl.h>])
......
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