diff options
| author | Micah Dowty <[email protected]> | 2009-04-24 23:45:16 +0200 |
|---|---|---|
| committer | Jakob Bornecrantz <[email protected]> | 2009-04-24 23:59:21 +0200 |
| commit | b618827fac84ca12a354da5808f30e96bedbc92a (patch) | |
| tree | 16af62421439fd58090a3c647b6f0de6b701a224 /src/gallium/auxiliary/util | |
| parent | 99b77d05d2e8c4af5f7d752d6827c21fd6c4d5ee (diff) | |
util: Add debug_printf_once
Diffstat (limited to 'src/gallium/auxiliary/util')
| -rw-r--r-- | src/gallium/auxiliary/util/u_debug.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_debug.h b/src/gallium/auxiliary/util/u_debug.h index bcd8f0f3cf1..d42b65ce281 100644 --- a/src/gallium/auxiliary/util/u_debug.h +++ b/src/gallium/auxiliary/util/u_debug.h @@ -102,6 +102,22 @@ debug_printf(const char *format, ...) } +/* + * ... isn't portable so we need to pass arguments in parentheses. + * + * usage: + * debug_printf_once(("awnser: %i\n", 42)); + */ +#define debug_printf_once(args) \ + do { \ + static boolean once = TRUE; \ + if (once) { \ + once = FALSE; \ + debug_printf args; \ + } \ + } while (0) + + #ifdef DEBUG #define debug_vprintf(_format, _ap) _debug_vprintf(_format, _ap) #else |