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authorRoger Pau Monne <roger.pau@entel.upc.edu>2012-01-27 17:48:14 +0000
committerRoger Pau Monne <roger.pau@entel.upc.edu>2012-01-27 17:48:14 +0000
commitade17521489197781e655b78f2e0d30eff5b4ab6 (patch)
tree501f80551af4e5c17cc22992c1778a7f24c56154 /tools/libxl/libxl_internal.c
parent34710f4a96bf73d9ef12528bffc560cf8e980ddd (diff)
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libxl: fix mutex initialization
The macro PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP is not defined on NetBSD, so define mutex attributes manually. Signed-off-by: Roger Pau Monne <roger.pau@entel.upc.edu> Acked-by: Ian Jackson <ian.jackson@eu.citrix.com> Committed-by: Ian Jackson <ian.jackson@eu.citrix.com>
Diffstat (limited to 'tools/libxl/libxl_internal.c')
-rw-r--r--tools/libxl/libxl_internal.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/tools/libxl/libxl_internal.c b/tools/libxl/libxl_internal.c
index 49b0dabea7..12c32dce09 100644
--- a/tools/libxl/libxl_internal.c
+++ b/tools/libxl/libxl_internal.c
@@ -296,6 +296,33 @@ _hidden int libxl__compare_macs(libxl_mac *a, libxl_mac *b)
return 0;
}
+_hidden int libxl__init_recursive_mutex(libxl_ctx *ctx, pthread_mutex_t *lock)
+{
+ pthread_mutexattr_t attr;
+ int rc = 0;
+
+ if (pthread_mutexattr_init(&attr) != 0) {
+ LIBXL__LOG_ERRNO(ctx, LIBXL__LOG_ERROR,
+ "Failed to init mutex attributes\n");
+ return ERROR_FAIL;
+ }
+ if (pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE) != 0) {
+ LIBXL__LOG_ERRNO(ctx, LIBXL__LOG_ERROR,
+ "Failed to set mutex attributes\n");
+ rc = ERROR_FAIL;
+ goto out;
+ }
+ if (pthread_mutex_init(lock, &attr) != 0) {
+ LIBXL__LOG_ERRNO(ctx, LIBXL__LOG_ERROR,
+ "Failed to init mutex\n");
+ rc = ERROR_FAIL;
+ goto out;
+ }
+out:
+ pthread_mutexattr_destroy(&attr);
+ return rc;
+}
+
libxl_device_model_version libxl__device_model_version_running(libxl__gc *gc,
uint32_t domid)
{