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more debugging

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This commit is contained in:
rsc 2005-01-06 23:07:19 +00:00
parent 9b4de09d41
commit af89fc108d
3 changed files with 18 additions and 5 deletions
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2
src/libthread/ioproc.c
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@ -13,7 +13,7 @@ iointerrupt(Ioproc *io)
{ {
if(!io->inuse) if(!io->inuse)
return; return;
fprint(2, "bug: cannot iointerrupt yet\n"); fprint(2, "bug: cannot iointerrupt %p yet\n", io);
} }
static void static void

3
src/libthread/iorw.c
View file

@ -123,7 +123,8 @@ _iowrite(va_list *arg)
long long
iowrite(Ioproc *io, int fd, void *a, long n) iowrite(Ioproc *io, int fd, void *a, long n)
{ {
return iocall(io, _iowrite, fd, a, n); n = iocall(io, _iowrite, fd, a, n);
return n;
} }
static long static long

16
src/libthread/thread.c
View file

@ -23,17 +23,29 @@ _threaddebug(char *fmt, ...)
va_list arg; va_list arg;
char buf[128]; char buf[128];
_Thread *t; _Thread *t;
char *p;
static int fd = -1;
return; return;
if(fd < 0){
p = strrchr(argv0, '/');
if(p)
p++;
else
p = argv0;
snprint(buf, sizeof buf, "/tmp/%s.tlog", p);
if((fd = create(buf, OWRITE, 0666)) < 0)
fd = open("/dev/null", OWRITE);
}
va_start(arg, fmt); va_start(arg, fmt);
vsnprint(buf, sizeof buf, fmt, arg); vsnprint(buf, sizeof buf, fmt, arg);
va_end(arg); va_end(arg);
t = proc()->thread; t = proc()->thread;
if(t) if(t)
fprint(2, "%d.%d: %s\n", getpid(), t->id, buf); fprint(fd, "%d.%d: %s\n", getpid(), t->id, buf);
else else
fprint(2, "%d._: %s\n", getpid(), buf); fprint(fd, "%d._: %s\n", getpid(), buf);
} }
static _Thread* static _Thread*