diff options
| -rw-r--r-- | src/libthread/exec.c | 1 | ||||
| -rw-r--r-- | src/libthread/thread.c | 4 |
2 files changed, 5 insertions, 0 deletions
diff --git a/src/libthread/exec.c b/src/libthread/exec.c index 3c71e4b1..1875eb98 100644 --- a/src/libthread/exec.c +++ b/src/libthread/exec.c @@ -62,6 +62,7 @@ _threadspawn(int fd[3], char *cmd, char *argv[]) int i, n, p[2], pid; char exitstr[100]; + notifyoff("sys: child"); /* do not let child note kill us */ if(pipe(p) < 0) return -1; if(fcntl(p[0], F_SETFD, 1) < 0 || fcntl(p[1], F_SETFD, 1) < 0){ diff --git a/src/libthread/thread.c b/src/libthread/thread.c index 94910f2c..06230f53 100644 --- a/src/libthread/thread.c +++ b/src/libthread/thread.c @@ -155,6 +155,10 @@ _threadcreate(Proc *p, void (*fn)(void*), void *arg, uint stack) { _Thread *t; + /* defend against bad C libraries */ + if(stack < (256<<10)) + stack = 256<<10; + t = threadalloc(fn, arg, stack); t->proc = p; addthreadinproc(p, t); |