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Mark debug_print with __attribute__ ((format(__printf__, 1, 0)))

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the drmServerInfo member, debug_print, takes a printf format string
and varargs list. Tell the compiler about it.

Signed-off-by: Keith Packard <keithp@keithp.com>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
This commit is contained in:
Keith Packard 2014-01-12 10:32:57 -08:00
parent 8279c8fb49
commit cb4bc8ead6
1 changed files with 7 additions and 1 deletions
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8
xf86drm.h
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@ -92,8 +92,14 @@ extern "C" {
typedef unsigned int drmSize, *drmSizePtr; /**< For mapped regions */ typedef unsigned int drmSize, *drmSizePtr; /**< For mapped regions */
typedef void *drmAddress, **drmAddressPtr; /**< For mapped regions */ typedef void *drmAddress, **drmAddressPtr; /**< For mapped regions */
#if (__GNUC__ >= 3)
#define DRM_PRINTFLIKE(f, a) __attribute__ ((format(__printf__, f, a)))
#else
#define DRM_PRINTFLIKE(f, a)
#endif
typedef struct _drmServerInfo { typedef struct _drmServerInfo {
int (*debug_print)(const char *format, va_list ap); int (*debug_print)(const char *format, va_list ap) DRM_PRINTFLIKE(1,0);
int (*load_module)(const char *name); int (*load_module)(const char *name);
void (*get_perms)(gid_t *, mode_t *); void (*get_perms)(gid_t *, mode_t *);
} drmServerInfo, *drmServerInfoPtr; } drmServerInfo, *drmServerInfoPtr;