diff options
| author | Simon McVittie <simon.mcvittie@collabora.co.uk> | 2007-10-11 09:57:48 +0100 |
|---|---|---|
| committer | Simon McVittie <simon.mcvittie@collabora.co.uk> | 2007-10-11 09:57:48 +0100 |
| commit | 176738f0f0f57de3f4c8553a411b26b171fdd117 (patch) | |
| tree | ed98d6dd258fc0e65ab2bdff2a335b91910ae330 /configure.in | |
| parent | 077fb290c57ee937330b22b2ae794fc9967d4722 (diff) | |
Fix detection of i486 atomic ops.
Previously, the attempts to determine support at compile-time on Darwin were
causing the i486 atomic ops to be used on *all* i386 or x86-64 GCC builds
(AH_VERBATIM can't be conditionalized like we were trying to).
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 29 |
1 files changed, 7 insertions, 22 deletions
diff --git a/configure.in b/configure.in index 4ed2e1c0..c9331158 100644 --- a/configure.in +++ b/configure.in @@ -536,7 +536,7 @@ fi #### Atomic integers (checks by Sebastian Wilhelmi for GLib) AC_MSG_CHECKING([whether to use inline assembler routines for atomic integers]) -have_atomic_inc=no +have_atomic_inc_cond=0 if test x"$GCC" = xyes; then if test "x$enable_ansi" = "xyes"; then AC_MSG_RESULT([no]) @@ -551,18 +551,13 @@ if test x"$GCC" = xyes; then AC_MSG_RESULT([darwin]) # check at compile-time, so that it is possible to build universal # (with multiple architectures at once on the compile line) - AH_VERBATIM([DBUS_USE_ATOMIC_INT_486_DARWIN], [ - #if (defined(__i386__) || defined(__x86_64__)) - # define DBUS_USE_ATOMIC_INT_486 1 - #endif - ]) + have_atomic_inc_cond="(defined(__i386__) || defined(__x86_64__))" ;; *) AC_MSG_RESULT([i486]) - AC_DEFINE_UNQUOTED(DBUS_USE_ATOMIC_INT_486, 1, [Use atomic integer implementation for 486]) + have_atomic_inc_cond=1 ;; esac - have_atomic_inc=yes ;; *) AC_MSG_RESULT([no]) @@ -570,20 +565,10 @@ if test x"$GCC" = xyes; then esac fi fi -if test x$have_atomic_inc = xyes ; then - case $host_os in - darwin*) - AH_VERBATIM([DBUS_HAVE_ATOMIC_INT_DARWIN], [ - #if (defined(__i386__) || defined(__x86_64__)) - # define DBUS_HAVE_ATOMIC_INT 1 - #endif - ]) - ;; - *) - AC_DEFINE_UNQUOTED(DBUS_HAVE_ATOMIC_INT, 1, [Some atomic integer implementation present]) - ;; - esac -fi +AC_DEFINE_UNQUOTED([DBUS_USE_ATOMIC_INT_486_COND], ["$have_atomic_inc_cond"], + [Always defined; expands to 1 if we should use atomic integer implementation for 486, else 0]) +AC_DEFINE_UNQUOTED(DBUS_HAVE_ATOMIC_INT_COND, ["$have_atomic_inc_cond"], + [Always defined; expands to 1 if we have an atomic integer implementation, else 0]) #### Various functions AC_CHECK_LIB(socket,socket) |