* the COPYING.LIB file in the top-level directory.
*/
-#include "qemu-common.h"
+#include "qemu/osdep.h"
#include "qapi/error.h"
#include "qemu/error-report.h"
if (errp == &error_abort) {
fprintf(stderr, "Unexpected error in %s() at %s:%d:\n",
err->func, err->src, err->line);
- error_report_err(err);
+ error_report("%s", error_get_pretty(err));
+ if (err->hint) {
+ error_printf("%s", err->hint->str);
+ }
abort();
}
if (errp == &error_fatal) {
static void error_setv(Error **errp,
const char *src, int line, const char *func,
- ErrorClass err_class, const char *fmt, va_list ap)
+ ErrorClass err_class, const char *fmt, va_list ap,
+ const char *suffix)
{
Error *err;
int saved_errno = errno;
err = g_malloc0(sizeof(*err));
err->msg = g_strdup_vprintf(fmt, ap);
+ if (suffix) {
+ char *msg = err->msg;
+ err->msg = g_strdup_printf("%s: %s", msg, suffix);
+ g_free(msg);
+ }
err->err_class = err_class;
err->src = src;
err->line = line;
va_list ap;
va_start(ap, fmt);
- error_setv(errp, src, line, func, err_class, fmt, ap);
+ error_setv(errp, src, line, func, err_class, fmt, ap, NULL);
va_end(ap);
}
va_list ap;
va_start(ap, fmt);
- error_setv(errp, src, line, func, ERROR_CLASS_GENERIC_ERROR, fmt, ap);
+ error_setv(errp, src, line, func, ERROR_CLASS_GENERIC_ERROR, fmt, ap, NULL);
va_end(ap);
}
int os_errno, const char *fmt, ...)
{
va_list ap;
- char *msg;
int saved_errno = errno;
- if (errp == NULL) {
- return;
- }
-
va_start(ap, fmt);
- error_setv(errp, src, line, func, ERROR_CLASS_GENERIC_ERROR, fmt, ap);
+ error_setv(errp, src, line, func, ERROR_CLASS_GENERIC_ERROR, fmt, ap,
+ os_errno != 0 ? strerror(os_errno) : NULL);
va_end(ap);
- if (os_errno != 0) {
- msg = (*errp)->msg;
- (*errp)->msg = g_strdup_printf("%s: %s", msg, strerror(os_errno));
- g_free(msg);
- }
-
errno = saved_errno;
}
newmsg = g_string_new(NULL);
g_string_vprintf(newmsg, fmt, ap);
g_string_append(newmsg, (*errp)->msg);
+ g_free((*errp)->msg);
(*errp)->msg = g_string_free(newmsg, 0);
}
int win32_err, const char *fmt, ...)
{
va_list ap;
- char *msg1, *msg2;
+ char *suffix = NULL;
if (errp == NULL) {
return;
}
+ if (win32_err != 0) {
+ suffix = g_win32_error_message(win32_err);
+ }
+
va_start(ap, fmt);
- error_setv(errp, src, line, func, ERROR_CLASS_GENERIC_ERROR, fmt, ap);
+ error_setv(errp, src, line, func, ERROR_CLASS_GENERIC_ERROR,
+ fmt, ap, suffix);
va_end(ap);
- if (win32_err != 0) {
- msg1 = (*errp)->msg;
- msg2 = g_win32_error_message(win32_err);
- (*errp)->msg = g_strdup_printf("%s: %s (error: %x)", msg1, msg2,
- (unsigned)win32_err);
- g_free(msg2);
- g_free(msg1);
- }
+ g_free(suffix);
}
#endif
return err->err_class;
}
-const char *error_get_pretty(Error *err)
+const char *error_get_pretty(const Error *err)
{
return err->msg;
}
{
error_report("%s", error_get_pretty(err));
if (err->hint) {
- error_printf_unless_qmp("%s", err->hint->str);
+ error_printf("%s", err->hint->str);
+ }
+ error_free(err);
+}
+
+void warn_report_err(Error *err)
+{
+ warn_report("%s", error_get_pretty(err));
+ if (err->hint) {
+ error_printf("%s", err->hint->str);
}
error_free(err);
}
error_report_err(err);
}
+
+void warn_reportf_err(Error *err, const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ error_vprepend(&err, fmt, ap);
+ va_end(ap);
+ warn_report_err(err);
+}
+
void error_free(Error *err)
{
if (err) {
error_free(local_err);
}
}
+
+void error_propagate_prepend(Error **dst_errp, Error *err,
+ const char *fmt, ...)
+{
+ va_list ap;
+
+ if (dst_errp && !*dst_errp) {
+ va_start(ap, fmt);
+ error_vprepend(&err, fmt, ap);
+ va_end(ap);
+ } /* else error is being ignored, don't bother with prepending */
+ error_propagate(dst_errp, err);
+}