diff options
Diffstat (limited to 'include/qemu/error-report.h')
| -rw-r--r-- | include/qemu/error-report.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/include/qemu/error-report.h b/include/qemu/error-report.h index e1c8ae1a52..72fab2b031 100644 --- a/include/qemu/error-report.h +++ b/include/qemu/error-report.h @@ -44,6 +44,38 @@ void error_report(const char *fmt, ...) GCC_FMT_ATTR(1, 2); void warn_report(const char *fmt, ...) GCC_FMT_ATTR(1, 2); void info_report(const char *fmt, ...) GCC_FMT_ATTR(1, 2); +/* + * Similar to error_report(), except it prints the message just once. + * Return true when it prints, false otherwise. + */ +#define error_report_once(fmt, ...) \ + ({ \ + static bool print_once_; \ + bool ret_print_once_ = !print_once_; \ + \ + if (!print_once_) { \ + print_once_ = true; \ + error_report(fmt, ##__VA_ARGS__); \ + } \ + unlikely(ret_print_once_); \ + }) + +/* + * Similar to warn_report(), except it prints the message just once. + * Return true when it prints, false otherwise. + */ +#define warn_report_once(fmt, ...) \ + ({ \ + static bool print_once_; \ + bool ret_print_once_ = !print_once_; \ + \ + if (!print_once_) { \ + print_once_ = true; \ + warn_report(fmt, ##__VA_ARGS__); \ + } \ + unlikely(ret_print_once_); \ + }) + const char *error_get_progname(void); extern bool enable_timestamp_msg; |