qemu/tools/virtiofsd/fuse_log.c
Dr. David Alan Gilbert ffcf8d9f86 virtiofsd: Add auxiliary .c's
Add most of the non-main .c files we need from upstream fuse-3.8.0

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2020-01-23 16:41:36 +00:00

41 lines
702 B
C

/*
FUSE: Filesystem in Userspace
Copyright (C) 2019 Red Hat, Inc.
Logging API.
This program can be distributed under the terms of the GNU LGPLv2.
See the file COPYING.LIB
*/
#include "fuse_log.h"
#include <stdarg.h>
#include <stdio.h>
static void default_log_func(
__attribute__(( unused )) enum fuse_log_level level,
const char *fmt, va_list ap)
{
vfprintf(stderr, fmt, ap);
}
static fuse_log_func_t log_func = default_log_func;
void fuse_set_log_func(fuse_log_func_t func)
{
if (!func)
func = default_log_func;
log_func = func;
}
void fuse_log(enum fuse_log_level level, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
log_func(level, fmt, ap);
va_end(ap);
}