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/** \ingroup rpmio
* \file rpmio/rpmlog.c
*/
#include "system.h"
#include <stdarg.h>
#include "rpmlog.h"
#include "debug.h"
/*@access rpmlogRec @*/
static int nrecs = 0;
static /*@only@*/ /*@null@*/ rpmlogRec recs = NULL;
int rpmlogGetNrecs(void)
{
return nrecs;
}
const char * rpmlogMessage(void)
{
if (nrecs > 0)
return recs[nrecs-1].message;
return _("(no error)");
}
void rpmlogPrint(FILE *f)
{
int i;
if (f == NULL)
f = stderr;
for (i = 0; i < nrecs; i++) {
rpmlogRec rec = recs + i;
if (rec->message && *rec->message)
fprintf(f, " %s\n", rec->message);
}
}
void rpmlogClose (void)
{
int i;
for (i = 0; i < nrecs; i++) {
rpmlogRec rec = recs + i;
if (rec->message) {
free((void *)rec->message);
rec->message = NULL;
}
}
free(recs);
recs = NULL;
nrecs = 0;
}
void rpmlogOpen (/*@unused@*/ const char *ident, /*@unused@*/ int option,
/*@unused@*/ int facility)
{
}
static int rpmlogMask = RPMLOG_UPTO( RPMLOG_NOTICE );
static /*@unused@*/ int rpmlogFacility = RPMLOG_USER;
int rpmlogSetMask (int mask)
{
int omask = rpmlogMask;
if (mask)
rpmlogMask = mask;
return omask;
}
static /*@null@*/ rpmlogCallback _rpmlogCallback = NULL;
rpmlogCallback rpmlogSetCallback(rpmlogCallback cb)
{
rpmlogCallback ocb = _rpmlogCallback;
_rpmlogCallback = cb;
return ocb;
}
static char *rpmlogMsgPrefix[] = {
N_("fatal error: "),/*!< RPMLOG_EMERG */
N_("fatal error: "),/*!< RPMLOG_ALERT */
N_("fatal error: "),/*!< RPMLOG_CRIT */
N_("error: "), /*!< RPMLOG_ERR */
N_("warning: "), /*!< RPMLOG_WARNING */
"", /*!< RPMLOG_NOTICE */
"", /*!< RPMLOG_INFO */
"D: ", /*!< RPMLOG_DEBUG */
};
static void vrpmlog (unsigned code, const char *fmt, va_list ap)
{
int pri = RPMLOG_PRI(code);
int mask = RPMLOG_MASK(pri);
/*@unused@*/ int fac = RPMLOG_FAC(code);
char msgbuf[BUFSIZ], *msg;
FILE * msgout = stderr;
rpmlogRec rec;
if ((mask & rpmlogMask) == 0)
return;
/*@-unrecog@*/ vsnprintf(msgbuf, sizeof(msgbuf), fmt, ap); /*@=unrecog@*/
msgbuf[sizeof(msgbuf) - 1] = '\0';
msg = msgbuf;
/* Save copy of all messages at warning (or below == "more important"). */
if (pri <= RPMLOG_WARNING) {
if (recs == NULL)
recs = xmalloc((nrecs+2) * sizeof(*recs));
else
recs = xrealloc(recs, (nrecs+2) * sizeof(*recs));
recs[nrecs+1].code = 0;
recs[nrecs+1].message = NULL;
rec = recs + nrecs;
++nrecs;
rec->code = code;
rec->message = xstrdup(msg);
if (_rpmlogCallback) {
_rpmlogCallback();
return; /* XXX Preserve legacy rpmError behavior. */
}
}
/* rpmMessage behavior */
switch (pri) {
case RPMLOG_INFO:
case RPMLOG_NOTICE:
msgout = stdout;
break;
case RPMLOG_EMERG:
case RPMLOG_ALERT:
case RPMLOG_CRIT:
case RPMLOG_ERR: /* XXX Legacy rpmError behavior used stdout w/o prefix. */
case RPMLOG_WARNING:
case RPMLOG_DEBUG:
break;
}
/* Silly FORTRAN-like carriage control. */
if (*msg == '+')
msg++;
else if (rpmlogMsgPrefix[pri] && *rpmlogMsgPrefix[pri])
fputs(_(rpmlogMsgPrefix[pri]), msgout);
fputs(msg, msgout);
if (pri == RPMLOG_ERR) /* XXX Legacy rpmError behavior appends newline. */
fputs("\n", msgout);
fflush(msgout);
if (pri <= RPMLOG_CRIT)
exit(EXIT_FAILURE);
}
void rpmlog (int code, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vrpmlog(code, fmt, ap);
va_end(ap);
}
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