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- getauxval test for ppc64 linux compatibility.

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git-svn-id: file:///svn/unbound/trunk@3293 be551aaa-1e26-0410-a405-d3ace91eadb9
This commit is contained in:
Wouter Wijngaards 2015-01-05 09:13:32 +00:00
parent 1b44c9393e
commit 95eda05cfe
5 changed files with 26 additions and 6 deletions
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14
compat/getentropy_linux.c
View file

@ -474,22 +474,24 @@ getentropy_fallback(void *buf, size_t len)
HD(cnt); HD(cnt);
} }
#ifdef AT_RANDOM #ifdef HAVE_GETAUXVAL
# ifdef AT_RANDOM
/* Not as random as you think but we take what we are given */ /* Not as random as you think but we take what we are given */
p = (char *) getauxval(AT_RANDOM); p = (char *) getauxval(AT_RANDOM);
if (p) if (p)
HR(p, 16); HR(p, 16);
#endif # endif
#ifdef AT_SYSINFO_EHDR # ifdef AT_SYSINFO_EHDR
p = (char *) getauxval(AT_SYSINFO_EHDR); p = (char *) getauxval(AT_SYSINFO_EHDR);
if (p) if (p)
HR(p, pgs); HR(p, pgs);
#endif # endif
#ifdef AT_BASE # ifdef AT_BASE
p = (char *) getauxval(AT_BASE); p = (char *) getauxval(AT_BASE);
if (p) if (p)
HD(p); HD(p);
#endif # endif
#endif /* HAVE_GETAUXVAL */
SHA512_Final(results, &ctx); SHA512_Final(results, &ctx);
memcpy((char*)buf + i, results, min(sizeof(results), len - i)); memcpy((char*)buf + i, results, min(sizeof(results), len - i));

3
config.h.in
View file

@ -146,6 +146,9 @@
/* Whether getaddrinfo is available */ /* Whether getaddrinfo is available */
#undef HAVE_GETADDRINFO #undef HAVE_GETADDRINFO
/* Define to 1 if you have the `getauxval' function. */
#undef HAVE_GETAUXVAL
/* Define to 1 if you have the `getentropy' function. */ /* Define to 1 if you have the `getentropy' function. */
#undef HAVE_GETENTROPY #undef HAVE_GETENTROPY

11
configure vendored
View file

@ -18254,6 +18254,17 @@ _ACEOF
fi fi
done
for ac_func in getauxval
do :
ac_fn_c_check_func "$LINENO" "getauxval" "ac_cv_func_getauxval"
if test "x$ac_cv_func_getauxval" = xyes; then :
cat >>confdefs.h <<_ACEOF
#define HAVE_GETAUXVAL 1
_ACEOF
fi
done done
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing clock_gettime" >&5 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing clock_gettime" >&5

1
configure.ac
View file

@ -1021,6 +1021,7 @@ if test "$USE_NSS" = "no"; then
AC_LIBOBJ(sha512) AC_LIBOBJ(sha512)
]) ])
AC_CHECK_HEADERS([sys/sysctl.h],,, [AC_INCLUDES_DEFAULT]) AC_CHECK_HEADERS([sys/sysctl.h],,, [AC_INCLUDES_DEFAULT])
AC_CHECK_FUNCS([getauxval])
AC_SEARCH_LIBS([clock_gettime], [rt]) AC_SEARCH_LIBS([clock_gettime], [rt])
;; ;;
esac esac

3
doc/Changelog
View file

@ -1,3 +1,6 @@
5 January 2015: Wouter
- getauxval test for ppc64 linux compatibility.
9 December 2014: Wouter 9 December 2014: Wouter
- svn trunk has 1.5.2 in development. - svn trunk has 1.5.2 in development.
- config.guess and config.sub update from libtoolize. - config.guess and config.sub update from libtoolize.