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- ACX_SSL_CHECKS no longer adds -ldl needlessly.

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git-svn-id: file:///svn/unbound/trunk@3528 be551aaa-1e26-0410-a405-d3ace91eadb9
This commit is contained in:
Wouter Wijngaards 2015-11-04 23:16:36 +00:00
parent 92a31c1653
commit 7ff9ded4bf
3 changed files with 5 additions and 68 deletions
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9
acx_nlnetlabs.m4
View file

@ -2,7 +2,8 @@
# Copyright 2009, Wouter Wijngaards, NLnet Labs.
# BSD licensed.
#
# Version 28
# Version 29
# 2015-11-05 ACX_SSL_CHECKS no longer adds -ldl needlessly.
# 2015-08-28 ACX_CHECK_PIE and ACX_CHECK_RELRO_NOW added.
# 2015-03-17 AHX_CONFIG_REALLOCARRAY added
# 2013-09-19 FLTO help text improved.
@ -715,12 +716,6 @@ AC_DEFUN([ACX_SSL_CHECKS], [
fi
AC_SUBST(HAVE_SSL)
AC_SUBST(RUNTIME_PATH)
# openssl engine functionality needs dlopen().
BAKLIBS="$LIBS"
AC_SEARCH_LIBS([dlopen], [dl])
if test "$LIBS" != "$BAKLIBS"; then
LIBSSL_LIBS="$LIBSSL_LIBS -ldl"
fi
fi
AC_CHECK_HEADERS([openssl/ssl.h],,, [AC_INCLUDES_DEFAULT])
AC_CHECK_HEADERS([openssl/err.h],,, [AC_INCLUDES_DEFAULT])

61
configure vendored
View file

@ -16583,67 +16583,6 @@ rm -f core conftest.err conftest.$ac_objext \
fi
# openssl engine functionality needs dlopen().
BAKLIBS="$LIBS"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing dlopen" >&5
$as_echo_n "checking for library containing dlopen... " >&6; }
if ${ac_cv_search_dlopen+:} false; then :
$as_echo_n "(cached) " >&6
else
ac_func_search_save_LIBS=$LIBS
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
/* Override any GCC internal prototype to avoid an error.
Use char because int might match the return type of a GCC
builtin and then its argument prototype would still apply. */
#ifdef __cplusplus
extern "C"
#endif
char dlopen ();
int
main ()
{
return dlopen ();
;
return 0;
}
_ACEOF
for ac_lib in '' dl; do
if test -z "$ac_lib"; then
ac_res="none required"
else
ac_res=-l$ac_lib
LIBS="-l$ac_lib $ac_func_search_save_LIBS"
fi
if ac_fn_c_try_link "$LINENO"; then :
ac_cv_search_dlopen=$ac_res
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext
if ${ac_cv_search_dlopen+:} false; then :
break
fi
done
if ${ac_cv_search_dlopen+:} false; then :
else
ac_cv_search_dlopen=no
fi
rm conftest.$ac_ext
LIBS=$ac_func_search_save_LIBS
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_dlopen" >&5
$as_echo "$ac_cv_search_dlopen" >&6; }
ac_res=$ac_cv_search_dlopen
if test "$ac_res" != no; then :
test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
fi
if test "$LIBS" != "$BAKLIBS"; then
LIBSSL_LIBS="$LIBSSL_LIBS -ldl"
fi
fi
for ac_header in openssl/ssl.h
do :

3
doc/Changelog
View file

@ -1,3 +1,6 @@
5 November 2015: Wouter
- ACX_SSL_CHECKS no longer adds -ldl needlessly.
3 November 2015: Wouter
- Fix #718: Fix unbound-control-setup with support for env
without HEREDOC bash support.