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-rw-r--r--src/mapi/u_compiler.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/src/mapi/u_compiler.h b/src/mapi/u_compiler.h
new file mode 100644
index 00000000000..f376e97a0f3
--- /dev/null
+++ b/src/mapi/u_compiler.h
@@ -0,0 +1,33 @@
+#ifndef _U_COMPILER_H_
+#define _U_COMPILER_H_
+
+#include "c99_compat.h" /* inline, __func__, etc. */
+
+
+/* XXX: Use standard `inline` keyword instead */
+#ifndef INLINE
+# define INLINE inline
+#endif
+
+/* Function visibility */
+#ifndef PUBLIC
+# if defined(__GNUC__) || (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590))
+# define PUBLIC __attribute__((visibility("default")))
+# elif defined(_MSC_VER)
+# define PUBLIC __declspec(dllexport)
+# else
+# define PUBLIC
+# endif
+#endif
+
+#ifndef likely
+# if defined(__GNUC__)
+# define likely(x) __builtin_expect(!!(x), 1)
+# define unlikely(x) __builtin_expect(!!(x), 0)
+# else
+# define likely(x) (x)
+# define unlikely(x) (x)
+# endif
+#endif
+
+#endif /* _U_COMPILER_H_ */