void
vfail(const char *format, va_list alist)
{
extern const char *volatile _mdb_abort_str;
static char buf[256];
static int nfail;
if (_mdb_abort_str == NULL) {
_mdb_abort_str = buf; /* Do this first so we don't recurse */
(void) mdb_iob_vsnprintf(buf, sizeof (buf), format, alist);
nfail = 1;
}
/*
* We'll try to print failure messages twice. Any more than that,
* and we're probably hitting an assertion or some other problem in
* the printing routines, and will recurse until we run out of stack.
*/
if (nfail++ < 3) {
mdb_iob_printf(mdb.m_err, "%s ABORT: ", mdb.m_pname);
mdb_iob_vprintf(mdb.m_err, format, alist);
mdb_iob_flush(mdb.m_err);
(void) mdb_signal_blockall();
(void) mdb_signal_raise(SIGABRT);
(void) mdb_signal_unblock(SIGABRT);
}
exit(1);
}
void
mdb_printf(const char *format, ...)
{
va_list alist;
va_start(alist, format);
mdb_iob_vprintf(mdb.m_out, format, alist);
va_end(alist);
}
void
mdb_dvprintf(uint_t mode, const char *format, va_list alist)
{
if ((mdb.m_debug & mode) == mode && format != NULL && *format != '\0' &&
mdb.m_err != NULL) {
mdb_iob_puts(mdb.m_err, dbg_prefix);
mdb_iob_vprintf(mdb.m_err, format, alist);
if (format[strlen(format) - 1] != '\n')
mdb_iob_nl(mdb.m_err);
}
}
void
vwarn(const char *format, va_list alist)
{
int err = errno;
mdb_iob_printf(mdb.m_err, "%s: ", mdb.m_pname);
mdb_iob_vprintf(mdb.m_err, format, alist);
if (strchr(format, '\n') == NULL)
mdb_iob_printf(mdb.m_err, ": %s\n", mdb_strerror(err));
}
/*PRINTFLIKE2*/
void
mdb_dprintf(uint_t mode, const char *format, ...)
{
if ((mdb.m_debug & mode) == mode && mdb.m_err != NULL) {
va_list alist;
mdb_iob_puts(mdb.m_err, dbg_prefix);
va_start(alist, format);
mdb_iob_vprintf(mdb.m_err, format, alist);
va_end(alist);
}
}
