memory: provide defaults for MemoryListener operations

[mirror_qemu.git] / compiler.h

diff --git a/compiler.h b/compiler.h
index a1c0794947766226733de71de1051aff42d79805..c734a71c67ac1a65d3ec45ccaceb6624226a5b68 100644 (file)
--- a/compiler.h
+++ b/compiler.h
@@ -30,8 +30,10 @@
 # define QEMU_PACKED __attribute__((packed))
 #endif
 
+#define cat(x,y) x ## y
+#define cat2(x,y) cat(x,y)
 #define QEMU_BUILD_BUG_ON(x) \
-    typedef char qemu_build_bug_on__##__LINE__[(x)?-1:1];
+    typedef char cat2(qemu_build_bug_on__,__LINE__)[(x)?-1:1];
 
 #if defined __GNUC__
 # if !QEMU_GNUC_PREREQ(4, 4)
@@ -42,7 +44,19 @@
    /* Use gnu_printf when supported (qemu uses standard format strings). */
 #  define GCC_ATTR __attribute__((__unused__, format(gnu_printf, 1, 2)))
 #  define GCC_FMT_ATTR(n, m) __attribute__((format(gnu_printf, n, m)))
+#  if defined(_WIN32)
+    /* Map __printf__ to __gnu_printf__ because we want standard format strings
+     * even when MinGW or GLib include files use __printf__. */
+#   define __printf__ __gnu_printf__
+#  endif
 # endif
+#if defined(_WIN32)
+#define GCC_WEAK __attribute__((weak))
+#define GCC_WEAK_DECL GCC_WEAK
+#else
+#define GCC_WEAK __attribute__((weak))
+#define GCC_WEAK_DECL
+#endif
 #else
 #define GCC_ATTR /**/
 #define GCC_FMT_ATTR(n, m)