qemu-e2k/include/qemu/error-report.h
Cornelia Huck c6c594596e qemu-error: make use of {error, warn}_report_once_cond
{error,warn}_report_once() are a special case of the new functions
and can simply switch to them.

Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Message-Id: <20180830145902.27376-3-cohuck@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[Dispense with unlikely() to keep the macros as simple as possible]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-09-24 17:13:07 +02:00

78 lines
2.6 KiB
C

/*
* 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.
*/
#ifndef QEMU_ERROR_REPORT_H
#define QEMU_ERROR_REPORT_H
typedef struct Location {
/* all members are private to qemu-error.c */
enum { LOC_NONE, LOC_CMDLINE, LOC_FILE } kind;
int num;
const void *ptr;
struct Location *prev;
} Location;
Location *loc_push_restore(Location *loc);
Location *loc_push_none(Location *loc);
Location *loc_pop(Location *loc);
Location *loc_save(Location *loc);
void loc_restore(Location *loc);
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);
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);
void info_vreport(const char *fmt, va_list ap) GCC_FMT_ATTR(1, 0);
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);
/*
* 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;
#endif