166 lines
3.0 KiB
C
166 lines
3.0 KiB
C
/*
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* 86Box A hypervisor and IBM PC system emulator that specializes in
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* running old operating systems and software designed for IBM
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* PC systems and compatibles from 1981 through fairly recent
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* system designs based on the PCI bus.
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*
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* This file is part of the 86Box distribution.
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*
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* The handler of the new logging system.
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*
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*
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*
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* Authors: Miran Grca, <mgrca8@gmail.com>
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* Fred N. van Kempen, <decwiz@yahoo.com>
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*
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* Copyright 2021 Miran Grca.
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* Copyright 2021 Fred N. van Kempen.
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*/
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#include <inttypes.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <wchar.h>
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#define HAVE_STDARG_H
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#include <86box/86box.h>
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#include <86box/config.h>
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#include <86box/mem.h>
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#include "cpu.h"
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#include <86box/plat.h>
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#include <86box/version.h>
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#include <86box/log.h>
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#ifndef RELEASE_BUILD
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typedef struct
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{
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char buff[1024], *dev_name;
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int seen, suppr_seen;
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} log_t;
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extern FILE *stdlog; /* file to log output to */
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void
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log_set_suppr_seen(void *priv, int suppr_seen)
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{
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log_t *log = (log_t *) priv;
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log->suppr_seen = suppr_seen;
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}
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void
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log_set_dev_name(void *priv, char *dev_name)
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{
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log_t *log = (log_t *) priv;
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log->dev_name = dev_name;
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}
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static void
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log_copy(log_t *log, char *dest, const char *src, size_t dest_size)
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{
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memset(dest, 0x00, dest_size * sizeof(char));
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if (log && log->dev_name && strcmp(log->dev_name, "")) {
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strcat(dest, log->dev_name);
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strcat(dest, ": ");
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}
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strcat(dest, src);
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}
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/*
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* Log something to the logfile or stdout.
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*
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* To avoid excessively-large logfiles because some
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* module repeatedly logs, we keep track of what is
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* being logged, and catch repeating entries.
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*/
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void
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log_out(void *priv, const char *fmt, va_list ap)
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{
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log_t *log = (log_t *) priv;
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char temp[1024], fmt2[1024];
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if (log == NULL)
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return;
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if (strcmp(fmt, "") == 0)
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return;
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if (stdlog == NULL) {
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if (log_path[0] != '\0') {
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stdlog = plat_fopen(log_path, "w");
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if (stdlog == NULL)
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stdlog = stdout;
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} else
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stdlog = stdout;
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}
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vsprintf(temp, fmt, ap);
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if (log->suppr_seen && ! strcmp(log->buff, temp))
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log->seen++;
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else {
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if (log->suppr_seen && log->seen) {
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log_copy(log, fmt2, "*** %d repeats ***\n", 1024);
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fprintf(stdlog, fmt2, log->seen);
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}
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log->seen = 0;
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strcpy(log->buff, temp);
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log_copy(log, fmt2, temp, 1024);
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fprintf(stdlog, fmt2, ap);
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}
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fflush(stdlog);
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}
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void
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log_fatal(void *priv, const char *fmt, ...)
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{
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log_t *log = (log_t *) priv;
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char temp[1024], fmt2[1024];
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va_list ap;
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if (log == NULL)
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return;
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va_start(ap, fmt);
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log_copy(log, fmt2, fmt, 1024);
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vsprintf(temp, fmt2, ap);
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fatal_ex(fmt2, ap);
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va_end(ap);
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exit(-1);
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}
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void *
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log_open(char *dev_name)
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{
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log_t *log = malloc(sizeof(log_t));
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memset(log, 0, sizeof(log_t));
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log->dev_name = dev_name;
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log->suppr_seen = 1;
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return (void *) log;
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}
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void
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log_close(void *priv)
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{
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log_t *log = (log_t *) priv;
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free(log);
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}
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#endif
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