Differences From Artifact [81303923b2]:
- File configure.ac — part of check-in [ccf87e1ffb] at 2010-09-06 20:27:41 on branch trunk — Blocks can be used like normal ObjC objects now. (user: js, size: 11373) [annotate] [blame] [check-ins using]
To Artifact [521416453f]:
- File
configure.ac
— part of check-in
[56006b4b49]
at
2010-09-08 11:13:52
on branch trunk
— Check for all atomic ops implementations available.
This fixes building a Universal Binary which includes an architecture
for which there is an assembly implementation and an architecture for
which there is no assembly implementation. (user: js, size: 11335) [annotate] [blame] [check-ins using]
︙ | ︙ | |||
257 258 259 260 261 262 263 | yes #endif ], [ AC_MSG_RESULT(yes) atomic_ops="assembly implementation" ], [AC_MSG_RESULT(no)]) | < | | | | | | | | | | | | < < | | | | < | 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 | yes #endif ], [ AC_MSG_RESULT(yes) atomic_ops="assembly implementation" ], [AC_MSG_RESULT(no)]) AC_MSG_CHECKING(whether __sync_* works) AC_TRY_LINK([#include <stdint.h>], [ int32_t i, j; if (__sync_add_and_fetch(&i, 1)) j = __sync_sub_and_fetch(&i, 1); while (!__sync_bool_compare_and_swap(&i, 0, 1)); ], [ AC_MSG_RESULT(yes) test x"$atomic_ops" = x"none" && atomic_ops="gcc builtins" AC_DEFINE(OF_HAVE_GCC_ATOMIC_OPS, 1, [Whether gcc atomic operations are available]) ], [AC_MSG_RESULT(no)]) AC_CHECK_HEADER(libkern/OSAtomic.h, [ test x"$atomic_ops" = x"none" && atomic_ops="libkern/OSAtomic.h" AC_DEFINE(OF_HAVE_LIBKERN_OSATOMIC_H, 1, [Whether we have libkern/OSAtomic.h])]) else dnl We can only have one thread - therefore everything is atomic atomic_ops="not needed" fi AC_MSG_CHECKING(for atomic operations) if test x"$atomic_ops" != x"none"; then |
︙ | ︙ |