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https://github.com/Motorhead1991/qemu.git
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util: rename qemu-error.c to match its header name
The header name is more appropriate. Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20220323155743.1585078-15-marcandre.lureau@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Marc-André Lureau
Paolo Bonzini
parent
73dab893b5
commit
15002f60f7
2 changed files with 1 additions and 1 deletions
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@ -1,410 +0,0 @@
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/*
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* Error reporting
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*
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* Copyright (C) 2010 Red Hat Inc.
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*
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* Authors:
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* Markus Armbruster <armbru@redhat.com>,
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#include "qemu/osdep.h"
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#include "monitor/monitor.h"
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#include "qemu/error-report.h"
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/*
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* @report_type is the type of message: error, warning or
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* informational.
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*/
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typedef enum {
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REPORT_TYPE_ERROR,
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REPORT_TYPE_WARNING,
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REPORT_TYPE_INFO,
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} report_type;
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/* Prepend timestamp to messages */
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bool message_with_timestamp;
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bool error_with_guestname;
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const char *error_guest_name;
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int error_printf(const char *fmt, ...)
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{
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va_list ap;
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int ret;
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va_start(ap, fmt);
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ret = error_vprintf(fmt, ap);
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va_end(ap);
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return ret;
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}
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int error_printf_unless_qmp(const char *fmt, ...)
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{
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va_list ap;
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int ret;
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va_start(ap, fmt);
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ret = error_vprintf_unless_qmp(fmt, ap);
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va_end(ap);
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return ret;
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}
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static Location std_loc = {
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.kind = LOC_NONE
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};
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static Location *cur_loc = &std_loc;
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/*
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* Push location saved in LOC onto the location stack, return it.
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* The top of that stack is the current location.
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* Needs a matching loc_pop().
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*/
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Location *loc_push_restore(Location *loc)
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{
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assert(!loc->prev);
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loc->prev = cur_loc;
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cur_loc = loc;
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return loc;
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}
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/*
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* Initialize *LOC to "nowhere", push it onto the location stack.
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* The top of that stack is the current location.
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* Needs a matching loc_pop().
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* Return LOC.
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*/
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Location *loc_push_none(Location *loc)
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{
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loc->kind = LOC_NONE;
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loc->prev = NULL;
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return loc_push_restore(loc);
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}
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/*
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* Pop the location stack.
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* LOC must be the current location, i.e. the top of the stack.
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*/
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Location *loc_pop(Location *loc)
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{
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assert(cur_loc == loc && loc->prev);
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cur_loc = loc->prev;
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loc->prev = NULL;
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return loc;
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}
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/*
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* Save the current location in LOC, return LOC.
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*/
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Location *loc_save(Location *loc)
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{
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*loc = *cur_loc;
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loc->prev = NULL;
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return loc;
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}
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/*
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* Change the current location to the one saved in LOC.
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*/
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void loc_restore(Location *loc)
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{
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Location *prev = cur_loc->prev;
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assert(!loc->prev);
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*cur_loc = *loc;
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cur_loc->prev = prev;
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}
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/*
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* Change the current location to "nowhere in particular".
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*/
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void loc_set_none(void)
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{
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cur_loc->kind = LOC_NONE;
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}
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/*
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* Change the current location to argument ARGV[IDX..IDX+CNT-1].
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*/
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void loc_set_cmdline(char **argv, int idx, int cnt)
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{
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cur_loc->kind = LOC_CMDLINE;
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cur_loc->num = cnt;
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cur_loc->ptr = argv + idx;
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}
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/*
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* Change the current location to file FNAME, line LNO.
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*/
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void loc_set_file(const char *fname, int lno)
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{
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assert (fname || cur_loc->kind == LOC_FILE);
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cur_loc->kind = LOC_FILE;
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cur_loc->num = lno;
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if (fname) {
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cur_loc->ptr = fname;
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}
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}
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/*
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* Print current location to current monitor if we have one, else to stderr.
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*/
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static void print_loc(void)
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{
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const char *sep = "";
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int i;
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const char *const *argp;
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if (!monitor_cur() && g_get_prgname()) {
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fprintf(stderr, "%s:", g_get_prgname());
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sep = " ";
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}
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switch (cur_loc->kind) {
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case LOC_CMDLINE:
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argp = cur_loc->ptr;
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for (i = 0; i < cur_loc->num; i++) {
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error_printf("%s%s", sep, argp[i]);
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sep = " ";
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}
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error_printf(": ");
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break;
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case LOC_FILE:
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error_printf("%s:", (const char *)cur_loc->ptr);
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if (cur_loc->num) {
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error_printf("%d:", cur_loc->num);
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}
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error_printf(" ");
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break;
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default:
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error_printf("%s", sep);
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}
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}
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static char *
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real_time_iso8601(void)
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{
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#if GLIB_CHECK_VERSION(2, 62, 0)
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g_autoptr(GDateTime) dt = g_date_time_new_from_unix_utc(g_get_real_time());
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return g_date_time_format_iso8601(dt);
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#else
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GTimeVal tv;
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g_get_current_time(&tv);
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return g_time_val_to_iso8601(&tv);
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#endif
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}
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/*
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* Print a message to current monitor if we have one, else to stderr.
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* @report_type is the type of message: error, warning or informational.
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* Format arguments like vsprintf(). The resulting message should be
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* a single phrase, with no newline or trailing punctuation.
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* Prepend the current location and append a newline.
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*/
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static void vreport(report_type type, const char *fmt, va_list ap)
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{
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gchar *timestr;
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if (message_with_timestamp && !monitor_cur()) {
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timestr = real_time_iso8601();
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error_printf("%s ", timestr);
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g_free(timestr);
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}
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/* Only prepend guest name if -msg guest-name and -name guest=... are set */
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if (error_with_guestname && error_guest_name && !monitor_cur()) {
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error_printf("%s ", error_guest_name);
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}
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print_loc();
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switch (type) {
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case REPORT_TYPE_ERROR:
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break;
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case REPORT_TYPE_WARNING:
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error_printf("warning: ");
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break;
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case REPORT_TYPE_INFO:
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error_printf("info: ");
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break;
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}
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error_vprintf(fmt, ap);
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error_printf("\n");
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}
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/*
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* Print an error message to current monitor if we have one, else to stderr.
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* Format arguments like vsprintf(). The resulting message should be
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* a single phrase, with no newline or trailing punctuation.
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* Prepend the current location and append a newline.
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* It's wrong to call this in a QMP monitor. Use error_setg() there.
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*/
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void error_vreport(const char *fmt, va_list ap)
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{
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vreport(REPORT_TYPE_ERROR, fmt, ap);
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}
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/*
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* Print a warning message to current monitor if we have one, else to stderr.
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* Format arguments like vsprintf(). The resulting message should be
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* a single phrase, with no newline or trailing punctuation.
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* Prepend the current location and append a newline.
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*/
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void warn_vreport(const char *fmt, va_list ap)
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{
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vreport(REPORT_TYPE_WARNING, fmt, ap);
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}
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/*
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* Print an information message to current monitor if we have one, else to
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* stderr.
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* Format arguments like vsprintf(). The resulting message should be
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* a single phrase, with no newline or trailing punctuation.
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* Prepend the current location and append a newline.
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*/
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void info_vreport(const char *fmt, va_list ap)
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{
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vreport(REPORT_TYPE_INFO, fmt, ap);
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}
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/*
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* Print an error message to current monitor if we have one, else to stderr.
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* Format arguments like sprintf(). The resulting message should be
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* a single phrase, with no newline or trailing punctuation.
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* Prepend the current location and append a newline.
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* It's wrong to call this in a QMP monitor. Use error_setg() there.
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*/
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void error_report(const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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vreport(REPORT_TYPE_ERROR, fmt, ap);
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va_end(ap);
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}
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/*
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* Print a warning message to current monitor if we have one, else to stderr.
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* Format arguments like sprintf(). The resulting message should be a
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* single phrase, with no newline or trailing punctuation.
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* Prepend the current location and append a newline.
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*/
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void warn_report(const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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vreport(REPORT_TYPE_WARNING, fmt, ap);
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va_end(ap);
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}
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/*
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* Print an information message to current monitor if we have one, else to
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* stderr.
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* Format arguments like sprintf(). The resulting message should be a
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* single phrase, with no newline or trailing punctuation.
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* Prepend the current location and append a newline.
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*/
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void info_report(const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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vreport(REPORT_TYPE_INFO, fmt, ap);
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va_end(ap);
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}
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/*
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* Like error_report(), except print just once.
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* If *printed is false, print the message, and flip *printed to true.
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* Return whether the message was printed.
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*/
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bool error_report_once_cond(bool *printed, const char *fmt, ...)
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{
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va_list ap;
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assert(printed);
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if (*printed) {
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return false;
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}
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*printed = true;
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va_start(ap, fmt);
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vreport(REPORT_TYPE_ERROR, fmt, ap);
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va_end(ap);
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return true;
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}
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/*
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* Like warn_report(), except print just once.
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* If *printed is false, print the message, and flip *printed to true.
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* Return whether the message was printed.
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*/
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bool warn_report_once_cond(bool *printed, const char *fmt, ...)
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{
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va_list ap;
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assert(printed);
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if (*printed) {
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return false;
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}
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*printed = true;
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va_start(ap, fmt);
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vreport(REPORT_TYPE_WARNING, fmt, ap);
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va_end(ap);
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return true;
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}
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static char *qemu_glog_domains;
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static void qemu_log_func(const gchar *log_domain,
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GLogLevelFlags log_level,
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const gchar *message,
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gpointer user_data)
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{
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switch (log_level & G_LOG_LEVEL_MASK) {
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case G_LOG_LEVEL_DEBUG:
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case G_LOG_LEVEL_INFO:
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/*
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* Use same G_MESSAGES_DEBUG logic as glib to enable/disable debug
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* messages
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*/
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if (qemu_glog_domains == NULL) {
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break;
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}
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if (strcmp(qemu_glog_domains, "all") != 0 &&
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(log_domain == NULL || !strstr(qemu_glog_domains, log_domain))) {
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break;
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}
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/* Fall through */
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case G_LOG_LEVEL_MESSAGE:
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info_report("%s%s%s",
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log_domain ?: "", log_domain ? ": " : "", message);
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break;
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case G_LOG_LEVEL_WARNING:
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warn_report("%s%s%s",
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log_domain ?: "", log_domain ? ": " : "", message);
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break;
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case G_LOG_LEVEL_CRITICAL:
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case G_LOG_LEVEL_ERROR:
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error_report("%s%s%s",
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log_domain ?: "", log_domain ? ": " : "", message);
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break;
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}
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}
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void error_init(const char *argv0)
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{
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const char *p = strrchr(argv0, '/');
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/* Set the program name for error_print_loc(). */
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g_set_prgname(p ? p + 1 : argv0);
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/*
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* This sets up glib logging so libraries using it also print their logs
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* through error_report(), warn_report(), info_report().
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*/
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g_log_set_default_handler(qemu_log_func, NULL);
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g_warn_if_fail(qemu_glog_domains == NULL);
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qemu_glog_domains = g_strdup(g_getenv("G_MESSAGES_DEBUG"));
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}
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