#include "monitor/monitor.h"
#include "qemu/error-report.h"
-void error_printf(const char *fmt, ...)
+/*
+ * @report_type is the type of message: error, warning or
+ * informational.
+ */
+typedef enum {
+ REPORT_TYPE_ERROR,
+ REPORT_TYPE_WARNING,
+ REPORT_TYPE_INFO,
+} report_type;
+
+int error_printf(const char *fmt, ...)
{
va_list ap;
+ int ret;
va_start(ap, fmt);
- error_vprintf(fmt, ap);
+ ret = error_vprintf(fmt, ap);
va_end(ap);
+ return ret;
}
-void error_printf_unless_qmp(const char *fmt, ...)
+int error_printf_unless_qmp(const char *fmt, ...)
{
va_list ap;
+ int ret;
va_start(ap, fmt);
- error_vprintf_unless_qmp(fmt, ap);
+ ret = error_vprintf_unless_qmp(fmt, ap);
va_end(ap);
+ return ret;
}
static Location std_loc = {
/*
* Set the program name for error_print_loc().
*/
-void error_set_progname(const char *argv0)
+static void error_set_progname(const char *argv0)
{
const char *p = strrchr(argv0, '/');
progname = p ? p + 1 : argv0;
/*
* Print current location to current monitor if we have one, else to stderr.
*/
-static void error_print_loc(void)
+static void print_loc(void)
{
const char *sep = "";
int i;
bool enable_timestamp_msg;
/*
- * Print an error message to current monitor if we have one, else to stderr.
+ * Print a message to current monitor if we have one, else to stderr.
+ * @report_type is the type of message: error, warning or informational.
* Format arguments like vsprintf(). The resulting message should be
* a single phrase, with no newline or trailing punctuation.
* Prepend the current location and append a newline.
- * It's wrong to call this in a QMP monitor. Use error_setg() there.
*/
-void error_vreport(const char *fmt, va_list ap)
+static void vreport(report_type type, const char *fmt, va_list ap)
{
GTimeVal tv;
gchar *timestr;
g_free(timestr);
}
- error_print_loc();
+ print_loc();
+
+ switch (type) {
+ case REPORT_TYPE_ERROR:
+ break;
+ case REPORT_TYPE_WARNING:
+ error_printf("warning: ");
+ break;
+ case REPORT_TYPE_INFO:
+ error_printf("info: ");
+ break;
+ }
+
error_vprintf(fmt, ap);
error_printf("\n");
}
/*
* Print an error message to current monitor if we have one, else to stderr.
- * Format arguments like sprintf(). The resulting message should be a
- * single phrase, with no newline or trailing punctuation.
+ * Format arguments like vsprintf(). The resulting message should be
+ * a single phrase, with no newline or trailing punctuation.
+ * Prepend the current location and append a newline.
+ * It's wrong to call this in a QMP monitor. Use error_setg() there.
+ */
+void error_vreport(const char *fmt, va_list ap)
+{
+ vreport(REPORT_TYPE_ERROR, fmt, ap);
+}
+
+/*
+ * Print a warning message to current monitor if we have one, else to stderr.
+ * Format arguments like vsprintf(). The resulting message should be
+ * a single phrase, with no newline or trailing punctuation.
+ * Prepend the current location and append a newline.
+ */
+void warn_vreport(const char *fmt, va_list ap)
+{
+ vreport(REPORT_TYPE_WARNING, fmt, ap);
+}
+
+/*
+ * Print an information message to current monitor if we have one, else to
+ * stderr.
+ * Format arguments like vsprintf(). The resulting message should be
+ * a single phrase, with no newline or trailing punctuation.
+ * Prepend the current location and append a newline.
+ */
+void info_vreport(const char *fmt, va_list ap)
+{
+ vreport(REPORT_TYPE_INFO, fmt, ap);
+}
+
+/*
+ * Print an error message to current monitor if we have one, else to stderr.
+ * Format arguments like sprintf(). The resulting message should be
+ * a single phrase, with no newline or trailing punctuation.
* Prepend the current location and append a newline.
* It's wrong to call this in a QMP monitor. Use error_setg() there.
*/
va_list ap;
va_start(ap, fmt);
- error_vreport(fmt, ap);
+ vreport(REPORT_TYPE_ERROR, fmt, ap);
va_end(ap);
}
+
+/*
+ * Print a warning message to current monitor if we have one, else to stderr.
+ * Format arguments like sprintf(). The resulting message should be a
+ * single phrase, with no newline or trailing punctuation.
+ * Prepend the current location and append a newline.
+ */
+void warn_report(const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ vreport(REPORT_TYPE_WARNING, fmt, ap);
+ va_end(ap);
+}
+
+/*
+ * Print an information message to current monitor if we have one, else to
+ * stderr.
+ * Format arguments like sprintf(). The resulting message should be a
+ * single phrase, with no newline or trailing punctuation.
+ * Prepend the current location and append a newline.
+ */
+void info_report(const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ vreport(REPORT_TYPE_INFO, fmt, ap);
+ va_end(ap);
+}
+
+/*
+ * Like error_report(), except print just once.
+ * If *printed is false, print the message, and flip *printed to true.
+ * Return whether the message was printed.
+ */
+bool error_report_once_cond(bool *printed, const char *fmt, ...)
+{
+ va_list ap;
+
+ assert(printed);
+ if (*printed) {
+ return false;
+ }
+ *printed = true;
+ va_start(ap, fmt);
+ vreport(REPORT_TYPE_ERROR, fmt, ap);
+ va_end(ap);
+ return true;
+}
+
+/*
+ * Like warn_report(), except print just once.
+ * If *printed is false, print the message, and flip *printed to true.
+ * Return whether the message was printed.
+ */
+bool warn_report_once_cond(bool *printed, const char *fmt, ...)
+{
+ va_list ap;
+
+ assert(printed);
+ if (*printed) {
+ return false;
+ }
+ *printed = true;
+ va_start(ap, fmt);
+ vreport(REPORT_TYPE_WARNING, fmt, ap);
+ va_end(ap);
+ return true;
+}
+
+static char *qemu_glog_domains;
+
+static void qemu_log_func(const gchar *log_domain,
+ GLogLevelFlags log_level,
+ const gchar *message,
+ gpointer user_data)
+{
+ switch (log_level & G_LOG_LEVEL_MASK) {
+ case G_LOG_LEVEL_DEBUG:
+ case G_LOG_LEVEL_INFO:
+ /*
+ * Use same G_MESSAGES_DEBUG logic as glib to enable/disable debug
+ * messages
+ */
+ if (qemu_glog_domains == NULL) {
+ break;
+ }
+ if (strcmp(qemu_glog_domains, "all") != 0 &&
+ (log_domain == NULL || !strstr(qemu_glog_domains, log_domain))) {
+ break;
+ }
+ /* Fall through */
+ case G_LOG_LEVEL_MESSAGE:
+ info_report("%s%s%s",
+ log_domain ?: "", log_domain ? ": " : "", message);
+
+ break;
+ case G_LOG_LEVEL_WARNING:
+ warn_report("%s%s%s",
+ log_domain ?: "", log_domain ? ": " : "", message);
+ break;
+ case G_LOG_LEVEL_CRITICAL:
+ case G_LOG_LEVEL_ERROR:
+ error_report("%s%s%s",
+ log_domain ?: "", log_domain ? ": " : "", message);
+ break;
+ }
+}
+
+void error_init(const char *argv0)
+{
+ /* Set the program name for error_print_loc(). */
+ error_set_progname(argv0);
+
+ /*
+ * This sets up glib logging so libraries using it also print their logs
+ * through error_report(), warn_report(), info_report().
+ */
+ g_log_set_default_handler(qemu_log_func, NULL);
+ g_warn_if_fail(qemu_glog_domains == NULL);
+ qemu_glog_domains = g_strdup(g_getenv("G_MESSAGES_DEBUG"));
+}
projects / qemu.git / blobdiff