diff options
| author | Frediano Ziglio <fziglio@redhat.com> | 2016-02-27 19:37:50 +0000 |
|---|---|---|
| committer | Frediano Ziglio <fziglio@redhat.com> | 2016-03-17 17:16:30 +0000 |
| commit | 2505f9ac964fc28b7ad97f3cd2d7cb3475dcaee5 (patch) | |
| tree | a88cb9bcb3e8e1c80e1ec54da58d0e45f90d66c2 | |
| parent | 0f45924f4c5bfca7cfa98553c6e9f85499023c5f (diff) | |
define SPICE_CONSTRUCTOR_FUNC and SPICE_DESTRUCTOR_FUNC macros
Allow to define functions executed at program/shared object initialization
or close.
Signed-off-by: Frediano Ziglio <fziglio@redhat.com>
Acked-by: Victor Toso <victortoso@redhat.com>
| -rw-r--r-- | common/macros.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/common/macros.h b/common/macros.h index 47289be..fe36929 100644 --- a/common/macros.h +++ b/common/macros.h @@ -29,5 +29,27 @@ #define SPICE_ATTR_PRINTF #endif /* __GNUC__ */ +#ifdef __GNUC__ +#define SPICE_CONSTRUCTOR_FUNC(func_name) \ + static void __attribute__((constructor)) func_name(void) +#define SPICE_DESTRUCTOR_FUNC(func_name) \ + static void __attribute__((destructor)) func_name(void) +#elif defined(_MSC_VER) +#define SPICE_CONSTRUCTOR_FUNC(func_name) \ + static void func_name(void); \ + static int func_name ## _wrapper(void) { func_name(); return 0; } \ + __pragma(section(".CRT$XCU",read)) \ + __declspec(allocate(".CRT$XCU")) static int (* _array ## func_name)(void) = func_name ## _wrapper; \ + static void func_name(void) +#define SPICE_DESTRUCTOR_FUNC(func_name) \ + static void func_name(void); \ + static int func_name ## _wrapper(void) { func_name(); return 0; } \ + __pragma(section(".CRT$XPU",read)) \ + __declspec(allocate(".CRT$XPU")) static int (* _array ## func_name)(void) = func_name ## _wrapper; \ + static void func_name(void) +#else +#error Please implement SPICE_CONSTRUCTOR_FUNC and SPICE_DESTRUCTOR_FUNC for this compiler +#endif + #endif /* __MACROS_H */ |