char *logfilename = "/tmp/qemu.log";
FILE *logfile;
int loglevel;
+static int log_append = 0;
/* statistics */
static int tlb_flush_count;
{
loglevel = log_flags;
if (loglevel && !logfile) {
- logfile = fopen(logfilename, "w");
+ logfile = fopen(logfilename, log_append ? "wa" : "w");
if (!logfile) {
perror(logfilename);
_exit(1);
#else
setvbuf(logfile, NULL, _IOLBF, 0);
#endif
+ log_append = 1;
+ }
+ if (!loglevel && logfile) {
+ fclose(logfile);
+ logfile = NULL;
}
}
void cpu_set_log_filename(const char *filename)
{
logfilename = strdup(filename);
+ if (logfile) {
+ fclose(logfile);
+ logfile = NULL;
+ }
+ cpu_set_log(loglevel);
}
/* mask must never be zero, except for A20 change call */
vga_hw_screen_dump(filename);
}
+static void do_logfile(const char *filename)
+{
+ cpu_set_log_filename(filename);
+}
+
static void do_log(const char *items)
{
int mask;
"device filename", "change a removable medium" },
{ "screendump", "F", do_screen_dump,
"filename", "save screen into PPM image 'filename'" },
+ { "logfile", "s", do_logfile,
+ "filename", "output logs to 'filename'" },
{ "log", "s", do_log,
"item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" },
{ "savevm", "s?", do_savevm,