Include qemu-common.h exactly where needed

[mirror_qemu.git] / include / qemu / error-report.h

diff --git a/include/qemu/error-report.h b/include/qemu/error-report.h
index e1c8ae1a525b52e2e9e0ececc1f798d497d7153a..00d069b20fda99bf10992f28be3968bb3d69f3b0 100644 (file)
--- a/include/qemu/error-report.h
+++ b/include/qemu/error-report.h
@@ -30,11 +30,10 @@ void loc_set_none(void);
 void loc_set_cmdline(char **argv, int idx, int cnt);
 void loc_set_file(const char *fname, int lno);
 
-void error_vprintf(const char *fmt, va_list ap) GCC_FMT_ATTR(1, 0);
-void error_printf(const char *fmt, ...) GCC_FMT_ATTR(1, 2);
-void error_vprintf_unless_qmp(const char *fmt, va_list ap) GCC_FMT_ATTR(1, 0);
-void error_printf_unless_qmp(const char *fmt, ...) GCC_FMT_ATTR(1, 2);
-void error_set_progname(const char *argv0);
+int error_vprintf(const char *fmt, va_list ap) GCC_FMT_ATTR(1, 0);
+int error_printf(const char *fmt, ...) GCC_FMT_ATTR(1, 2);
+int error_vprintf_unless_qmp(const char *fmt, va_list ap) GCC_FMT_ATTR(1, 0);
+int error_printf_unless_qmp(const char *fmt, ...) GCC_FMT_ATTR(1, 2);
 
 void error_vreport(const char *fmt, va_list ap) GCC_FMT_ATTR(1, 0);
 void warn_vreport(const char *fmt, va_list ap) GCC_FMT_ATTR(1, 0);
@@ -44,6 +43,35 @@ 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);
 
+bool error_report_once_cond(bool *printed, const char *fmt, ...)
+    GCC_FMT_ATTR(2, 3);
+bool warn_report_once_cond(bool *printed, const char *fmt, ...)
+    GCC_FMT_ATTR(2, 3);
+
+void error_init(const char *argv0);
+
+/*
+ * 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_;                        \
+        error_report_once_cond(&print_once_,            \
+                               fmt, ##__VA_ARGS__);     \
+    })
+
+/*
+ * 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_;                        \
+        warn_report_once_cond(&print_once_,             \
+                              fmt, ##__VA_ARGS__);      \
+    })
+
 const char *error_get_progname(void);
 extern bool enable_timestamp_msg;