diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac index fd6f696b..7efc4d4e 100644 --- a/configure.ac +++ b/configure.ac @@ -163,15 +163,23 @@ if test "x$INTEL" != "xno"; then ], [], drm_cv_atomic_primitives="Intel" ) + + if test "x$drm_cv_atomic_primitives" = "xnone"; then + AC_CHECK_HEADER([atomic_ops.h], drm_cv_atomic_primitives="libatomic-ops") + fi + ]) if test "x$drm_cv_atomic_primitives" = xIntel; then AC_DEFINE(HAVE_INTEL_ATOMIC_PRIMITIVES, 1, [Enable if your compiler supports the Intel __sync_* atomic primitives]) fi + if test "x$drm_cv_atomic_primitives" = "xlibatomic-ops"; then + AC_DEFINE(HAVE_LIB_ATOMIC_OPS, 1, [Enable if you have libatomic-ops-dev installed]) + fi if test "x$drm_cv_atomic_primitives" = "xnone"; then if test "x$INTEL" != "xauto"; then - AC_MSG_ERROR([libdrm_intel depends upon atomic operations, which were not found for your compiler/cpu. Try compiling with -march=native, or disable support for Intel GPUs by passing --disable-intel to ./configure]) + AC_MSG_ERROR([libdrm_intel depends upon atomic operations, which were not found for your compiler/cpu. Try compiling with -march=native, or install the libatomics-op-dev package, or, failing both of those, disable support for Intel GPUs by passing --disable-intel to ./configure]) else INTEL=no fi |