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* Fix a bug in an m4 macro that used an incorrect test operator

Browse Source 
* Add CAN_DLOPEN_SELF so we can determine if dlopen(0) will open the
  program or not.
* Correct a warning messages to be a little more specific on what it checks


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19184 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2004-12-29 07:07:57 +00:00
parent b09a68ef4b
commit 582a23c686
3 changed files with 21 additions and 5 deletions
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7
autoconf/configure.ac
View File

@ -297,6 +297,11 @@ AC_LIBTOOL_DLOPEN
AC_LIB_LTDL
AC_PROG_LIBTOOL
if test "$lt_cv_dlopen_self" = "yes" ; then
AC_DEFINE([CAN_DLOPEN_SELF],[1],
[Define if dlopen(0) will open the symbols of the program])
fi
dnl Check if we know how to tell etags we are using C++:
etags_version=`$ETAGS --version 2>&1`
case "$etags_version" in
@ -465,7 +470,7 @@ AC_CHECK_FUNC(mprotect,,
if test "$ac_cv_func_mmap_fixed_mapped" = "no"
then
AC_MSG_WARN([mmap() required but not found])
AC_MSG_WARN([mmap() of a fixed address required but not supported])
fi
if test "$ac_cv_func_mmap_file" = "no"
then

16
configure vendored
View File

@ -5514,7 +5514,7 @@ fi
if test x"${ac_cv_path_tclsh}" = x ; then
echo "$as_me:$LINENO: result: none" >&5
echo "${ECHO_T}none" >&6
for ac_prog in tclsh8.4 tclsh8.4.8 tclsh8.4.7 tclsh8.4.6 tclsh8.4.5 tclsh8.4.4 tclsh8.4.3 tclsh8.4.2 tclsh8.4.1 tclsh8.4.0 tclsh8.3 tclsh8.3.5 tclsh8.3.4 tclsh8.3.3 .tclsh8.3.2 tclsh8.3.1 tclsh8.3.0 tclsh
for ac_prog in tclsh8.4 tclsh8.4.8 tclsh8.4.7 tclsh8.4.6 tclsh8.4.5 tclsh8.4.4 tclsh8.4.3 tclsh8.4.2 tclsh8.4.1 tclsh8.4.0 tclsh8.3 tclsh8.3.5 tclsh8.3.4 tclsh8.3.3 tclsh8.3.2 tclsh8.3.1 tclsh8.3.0 tclsh
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
@ -24588,6 +24588,14 @@ LIBTOOL='$(SHELL) $(top_builddir)/mklib'
if test "$lt_cv_dlopen_self" = "yes" ; then
cat >>confdefs.h <<\_ACEOF
#define CAN_DLOPEN_SELF 1
_ACEOF
fi
etags_version=`$ETAGS --version 2>&1`
case "$etags_version" in
@ -29852,7 +29860,7 @@ echo $ECHO_N "checking if /dev/zero is needed for mmap... $ECHO_C" >&6
if test "${ac_cv_need_dev_zero_for_mmap+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
if test "$llvm_cv_os_type" == "Interix" ; then
if test "$llvm_cv_os_type" = "Interix" ; then
ac_cv_need_dev_zero_for_mmap=yes
else
ac_cv_need_dev_zero_for_mmap=no
@ -29969,8 +29977,8 @@ fi
if test "$ac_cv_func_mmap_fixed_mapped" = "no"
then
{ echo "$as_me:$LINENO: WARNING: mmap() required but not found" >&5
echo "$as_me: WARNING: mmap() required but not found" >&2;}
{ echo "$as_me:$LINENO: WARNING: mmap() of a fixed address required but not supported" >&5
echo "$as_me: WARNING: mmap() of a fixed address required but not supported" >&2;}
fi
if test "$ac_cv_func_mmap_file" = "no"
then

3
include/llvm/Config/config.h.in
View File

@ -1,5 +1,8 @@
/* include/llvm/Config/config.h.in. Generated from autoconf/configure.ac by autoheader. */
/* Define if dlopen(0) will open the symbols of the program */
#undef CAN_DLOPEN_SELF
/* Define to one of `_getb67', `GETB67', `getb67' for Cray-2 and Cray-YMP
systems. This function is required for `alloca.c' support on those systems.
*/