dnl along with this program; if not, write to the Free Software
dnl Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
dnl 02110-1301, USA.
-dnl
-dnl $Id: configure.ac 7228 2007-01-19 01:13:48Z edwin $
dnl check which thread implementation should be used
AC_MSG_CHECKING(whether to include threads support)
AC_ARG_ENABLE([threads],
[AS_HELP_STRING(--enable-threads,enable threads support (none,native) [[default=native]])],
- [case "$enableval}" in
+ [case "${enableval}" in
no | none | single )
ENABLE_THREADS=no
;;
AC_DEFINE([ENABLE_THREADS], 1, [enable threads])
AC_CHECK_LIB(pthread, main)
- ARCH_CFLAGS="$ARCH_CFLAGS -D_REENTRANT"
+ OS_FLAGS="$OS_FLAGS -D_REENTRANT"
- dnl we changed ARCH_CFLAGS, set CFLAGS again
- CFLAGS="$ARCH_CFLAGS $OPT_CFLAGS"
+ dnl We changed OS_FLAGS, set CFLAGS again.
+ CFLAGS="$OPT_CFLAGS $ARCH_FLAGS $OS_FLAGS $CC_FLAGS"
+ CXXFLAGS="$OPT_CXXFLAGS $ARCH_FLAGS $OS_FLAGS $CXX_FLAGS"
dnl tell boehm to support threads as well
ac_configure_args="$ac_configure_args --enable-boehm-threads=posix"
])
-dnl currently NOT USED
+AC_DEFUN([AC_CHECK_USE___THREAD],[
+AC_ARG_ENABLE([__thread], [AS_HELP_STRING(--enable-__thread,use TLS features [[default=yes]])], [use__thread=$enableval], [use__thread=yes])
-dnl AC_ARG_ENABLE([__thread], [AS_HELP_STRING(--enable-__thread,use TLS features)], [use__thread=$enableval], [use__thread=no])
-dnl
-dnl dnl Check whether the compiler supports the __thread keyword.
-dnl if test "x$use__thread" != xno; then
-dnl AC_CACHE_CHECK([for __thread], ac_cv_gcc___thread,
-dnl [cat > conftest.c <<\EOF
-dnl __thread int a = 42;
-dnl EOF
-dnl if AC_TRY_COMMAND([${CC-cc} $ARCH_CFLAGS $OPT_CFLAGS -c conftest.c >&AS_MESSAGE_LOG_FD]); then
-dnl ac_cv_gcc___thread=yes
-dnl else
-dnl ac_cv_gcc___thread=no
-dnl fi
-dnl rm -f conftest*])
-dnl if test "$ac_cv_gcc___thread" = yes; then
-dnl AC_DEFINE([HAVE___THREAD], 1, [have __thread])
-dnl fi
-dnl else
-dnl ac_cv_gcc___thread=no
-dnl fi
+dnl Check whether the compiler supports the __thread keyword.
+if test "x$use__thread" != xno; then
+ AC_CACHE_CHECK([for __thread], ac_cv_gcc___thread,
+ [cat > conftest.c <<\EOF
+__thread int a = 42;
+EOF
+ if AC_TRY_COMMAND([${CC-cc} $ARCH_CFLAGS $OPT_CFLAGS -c conftest.c >&AS_MESSAGE_LOG_FD]); then
+ ac_cv_gcc___thread=yes
+ else
+ ac_cv_gcc___thread=no
+ fi
+ rm -f conftest*])
+ if test "$ac_cv_gcc___thread" = yes; then
+ AC_DEFINE([HAVE___THREAD], 1, [have __thread])
+ fi
+else
+ ac_cv_gcc___thread=no
+fi
+])