--- /dev/null
+/*
+ * Error reporting
+ *
+ * Copyright (C) 2010 Red Hat Inc.
+ *
+ * Authors:
+ * Markus Armbruster <armbru@redhat.com>,
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#include "qemu/osdep.h"
+#include "monitor/monitor.h"
+#include "qemu/error-report.h"
+
+/*
+ * @report_type is the type of message: error, warning or
+ * informational.
+ */
+typedef enum {
+ REPORT_TYPE_ERROR,
+ REPORT_TYPE_WARNING,
+ REPORT_TYPE_INFO,
+} report_type;
+
+/* Prepend timestamp to messages */
+bool message_with_timestamp;
+bool error_with_guestname;
+const char *error_guest_name;
+
+int error_printf(const char *fmt, ...)
+{
+ va_list ap;
+ int ret;
+
+ va_start(ap, fmt);
+ ret = error_vprintf(fmt, ap);
+ va_end(ap);
+ return ret;
+}
+
+int error_printf_unless_qmp(const char *fmt, ...)
+{
+ va_list ap;
+ int ret;
+
+ va_start(ap, fmt);
+ ret = error_vprintf_unless_qmp(fmt, ap);
+ va_end(ap);
+ return ret;
+}
+
+static Location std_loc = {
+ .kind = LOC_NONE
+};
+static Location *cur_loc = &std_loc;
+
+/*
+ * Push location saved in LOC onto the location stack, return it.
+ * The top of that stack is the current location.
+ * Needs a matching loc_pop().
+ */
+Location *loc_push_restore(Location *loc)
+{
+ assert(!loc->prev);
+ loc->prev = cur_loc;
+ cur_loc = loc;
+ return loc;
+}
+
+/*
+ * Initialize *LOC to "nowhere", push it onto the location stack.
+ * The top of that stack is the current location.
+ * Needs a matching loc_pop().
+ * Return LOC.
+ */
+Location *loc_push_none(Location *loc)
+{
+ loc->kind = LOC_NONE;
+ loc->prev = NULL;
+ return loc_push_restore(loc);
+}
+
+/*
+ * Pop the location stack.
+ * LOC must be the current location, i.e. the top of the stack.
+ */
+Location *loc_pop(Location *loc)
+{
+ assert(cur_loc == loc && loc->prev);
+ cur_loc = loc->prev;
+ loc->prev = NULL;
+ return loc;
+}
+
+/*
+ * Save the current location in LOC, return LOC.
+ */
+Location *loc_save(Location *loc)
+{
+ *loc = *cur_loc;
+ loc->prev = NULL;
+ return loc;
+}
+
+/*
+ * Change the current location to the one saved in LOC.
+ */
+void loc_restore(Location *loc)
+{
+ Location *prev = cur_loc->prev;
+ assert(!loc->prev);
+ *cur_loc = *loc;
+ cur_loc->prev = prev;
+}
+
+/*
+ * Change the current location to "nowhere in particular".
+ */
+void loc_set_none(void)
+{
+ cur_loc->kind = LOC_NONE;
+}
+
+/*
+ * Change the current location to argument ARGV[IDX..IDX+CNT-1].
+ */
+void loc_set_cmdline(char **argv, int idx, int cnt)
+{
+ cur_loc->kind = LOC_CMDLINE;
+ cur_loc->num = cnt;
+ cur_loc->ptr = argv + idx;
+}
+
+/*
+ * Change the current location to file FNAME, line LNO.
+ */
+void loc_set_file(const char *fname, int lno)
+{
+ assert (fname || cur_loc->kind == LOC_FILE);
+ cur_loc->kind = LOC_FILE;
+ cur_loc->num = lno;
+ if (fname) {
+ cur_loc->ptr = fname;
+ }
+}
+
+/*
+ * Print current location to current monitor if we have one, else to stderr.
+ */
+static void print_loc(void)
+{
+ const char *sep = "";
+ int i;
+ const char *const *argp;
+
+ if (!monitor_cur() && g_get_prgname()) {
+ fprintf(stderr, "%s:", g_get_prgname());
+ sep = " ";
+ }
+ switch (cur_loc->kind) {
+ case LOC_CMDLINE:
+ argp = cur_loc->ptr;
+ for (i = 0; i < cur_loc->num; i++) {
+ error_printf("%s%s", sep, argp[i]);
+ sep = " ";
+ }
+ error_printf(": ");
+ break;
+ case LOC_FILE:
+ error_printf("%s:", (const char *)cur_loc->ptr);
+ if (cur_loc->num) {
+ error_printf("%d:", cur_loc->num);
+ }
+ error_printf(" ");
+ break;
+ default:
+ error_printf("%s", sep);
+ }
+}
+
+static char *
+real_time_iso8601(void)
+{
+#if GLIB_CHECK_VERSION(2, 62, 0)
+ g_autoptr(GDateTime) dt = g_date_time_new_from_unix_utc(g_get_real_time());
+ return g_date_time_format_iso8601(dt);
+#else
+ GTimeVal tv;
+ g_get_current_time(&tv);
+ return g_time_val_to_iso8601(&tv);
+#endif
+}
+
+/*
+ * 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.
+ */
+static void vreport(report_type type, const char *fmt, va_list ap)
+{
+ gchar *timestr;
+
+ if (message_with_timestamp && !monitor_cur()) {
+ timestr = real_time_iso8601();
+ error_printf("%s ", timestr);
+ g_free(timestr);
+ }
+
+ /* Only prepend guest name if -msg guest-name and -name guest=... are set */
+ if (error_with_guestname && error_guest_name && !monitor_cur()) {
+ error_printf("%s ", error_guest_name);
+ }
+
+ 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 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.
+ */
+void error_report(const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ 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)
+{
+ const char *p = strrchr(argv0, '/');
+
+ /* Set the program name for error_print_loc(). */
+ g_set_prgname(p ? p + 1 : 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"));
+}
util_ss.add(files('bitmap.c', 'bitops.c'))
util_ss.add(files('fifo8.c'))
util_ss.add(files('cacheinfo.c', 'cacheflush.c'))
-util_ss.add(files('error.c', 'qemu-error.c'))
+util_ss.add(files('error.c', 'error-report.c'))
util_ss.add(files('qemu-print.c'))
util_ss.add(files('id.c'))
util_ss.add(files('qemu-config.c', 'notify.c'))
+++ /dev/null
-/*
- * Error reporting
- *
- * Copyright (C) 2010 Red Hat Inc.
- *
- * Authors:
- * Markus Armbruster <armbru@redhat.com>,
- *
- * This work is licensed under the terms of the GNU GPL, version 2 or later.
- * See the COPYING file in the top-level directory.
- */
-
-#include "qemu/osdep.h"
-#include "monitor/monitor.h"
-#include "qemu/error-report.h"
-
-/*
- * @report_type is the type of message: error, warning or
- * informational.
- */
-typedef enum {
- REPORT_TYPE_ERROR,
- REPORT_TYPE_WARNING,
- REPORT_TYPE_INFO,
-} report_type;
-
-/* Prepend timestamp to messages */
-bool message_with_timestamp;
-bool error_with_guestname;
-const char *error_guest_name;
-
-int error_printf(const char *fmt, ...)
-{
- va_list ap;
- int ret;
-
- va_start(ap, fmt);
- ret = error_vprintf(fmt, ap);
- va_end(ap);
- return ret;
-}
-
-int error_printf_unless_qmp(const char *fmt, ...)
-{
- va_list ap;
- int ret;
-
- va_start(ap, fmt);
- ret = error_vprintf_unless_qmp(fmt, ap);
- va_end(ap);
- return ret;
-}
-
-static Location std_loc = {
- .kind = LOC_NONE
-};
-static Location *cur_loc = &std_loc;
-
-/*
- * Push location saved in LOC onto the location stack, return it.
- * The top of that stack is the current location.
- * Needs a matching loc_pop().
- */
-Location *loc_push_restore(Location *loc)
-{
- assert(!loc->prev);
- loc->prev = cur_loc;
- cur_loc = loc;
- return loc;
-}
-
-/*
- * Initialize *LOC to "nowhere", push it onto the location stack.
- * The top of that stack is the current location.
- * Needs a matching loc_pop().
- * Return LOC.
- */
-Location *loc_push_none(Location *loc)
-{
- loc->kind = LOC_NONE;
- loc->prev = NULL;
- return loc_push_restore(loc);
-}
-
-/*
- * Pop the location stack.
- * LOC must be the current location, i.e. the top of the stack.
- */
-Location *loc_pop(Location *loc)
-{
- assert(cur_loc == loc && loc->prev);
- cur_loc = loc->prev;
- loc->prev = NULL;
- return loc;
-}
-
-/*
- * Save the current location in LOC, return LOC.
- */
-Location *loc_save(Location *loc)
-{
- *loc = *cur_loc;
- loc->prev = NULL;
- return loc;
-}
-
-/*
- * Change the current location to the one saved in LOC.
- */
-void loc_restore(Location *loc)
-{
- Location *prev = cur_loc->prev;
- assert(!loc->prev);
- *cur_loc = *loc;
- cur_loc->prev = prev;
-}
-
-/*
- * Change the current location to "nowhere in particular".
- */
-void loc_set_none(void)
-{
- cur_loc->kind = LOC_NONE;
-}
-
-/*
- * Change the current location to argument ARGV[IDX..IDX+CNT-1].
- */
-void loc_set_cmdline(char **argv, int idx, int cnt)
-{
- cur_loc->kind = LOC_CMDLINE;
- cur_loc->num = cnt;
- cur_loc->ptr = argv + idx;
-}
-
-/*
- * Change the current location to file FNAME, line LNO.
- */
-void loc_set_file(const char *fname, int lno)
-{
- assert (fname || cur_loc->kind == LOC_FILE);
- cur_loc->kind = LOC_FILE;
- cur_loc->num = lno;
- if (fname) {
- cur_loc->ptr = fname;
- }
-}
-
-/*
- * Print current location to current monitor if we have one, else to stderr.
- */
-static void print_loc(void)
-{
- const char *sep = "";
- int i;
- const char *const *argp;
-
- if (!monitor_cur() && g_get_prgname()) {
- fprintf(stderr, "%s:", g_get_prgname());
- sep = " ";
- }
- switch (cur_loc->kind) {
- case LOC_CMDLINE:
- argp = cur_loc->ptr;
- for (i = 0; i < cur_loc->num; i++) {
- error_printf("%s%s", sep, argp[i]);
- sep = " ";
- }
- error_printf(": ");
- break;
- case LOC_FILE:
- error_printf("%s:", (const char *)cur_loc->ptr);
- if (cur_loc->num) {
- error_printf("%d:", cur_loc->num);
- }
- error_printf(" ");
- break;
- default:
- error_printf("%s", sep);
- }
-}
-
-static char *
-real_time_iso8601(void)
-{
-#if GLIB_CHECK_VERSION(2, 62, 0)
- g_autoptr(GDateTime) dt = g_date_time_new_from_unix_utc(g_get_real_time());
- return g_date_time_format_iso8601(dt);
-#else
- GTimeVal tv;
- g_get_current_time(&tv);
- return g_time_val_to_iso8601(&tv);
-#endif
-}
-
-/*
- * 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.
- */
-static void vreport(report_type type, const char *fmt, va_list ap)
-{
- gchar *timestr;
-
- if (message_with_timestamp && !monitor_cur()) {
- timestr = real_time_iso8601();
- error_printf("%s ", timestr);
- g_free(timestr);
- }
-
- /* Only prepend guest name if -msg guest-name and -name guest=... are set */
- if (error_with_guestname && error_guest_name && !monitor_cur()) {
- error_printf("%s ", error_guest_name);
- }
-
- 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 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.
- */
-void error_report(const char *fmt, ...)
-{
- va_list ap;
-
- va_start(ap, fmt);
- 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)
-{
- const char *p = strrchr(argv0, '/');
-
- /* Set the program name for error_print_loc(). */
- g_set_prgname(p ? p + 1 : 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 / commitdiff