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libthread: make page work on OS X

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This commit is contained in:
Russ Cox 2009-08-17 17:29:44 -07:00
parent 5186b55afc
commit 0829f75bba
2 changed files with 5 additions and 0 deletions
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1
src/libthread/exec.c
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@ -62,6 +62,7 @@ _threadspawn(int fd[3], char *cmd, char *argv[])
int i, n, p[2], pid; int i, n, p[2], pid;
char exitstr[100]; char exitstr[100];
notifyoff("sys: child"); /* do not let child note kill us */
if(pipe(p) < 0) if(pipe(p) < 0)
return -1; return -1;
if(fcntl(p[0], F_SETFD, 1) < 0 || fcntl(p[1], F_SETFD, 1) < 0){ if(fcntl(p[0], F_SETFD, 1) < 0 || fcntl(p[1], F_SETFD, 1) < 0){

4
src/libthread/thread.c
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@ -155,6 +155,10 @@ _threadcreate(Proc *p, void (*fn)(void*), void *arg, uint stack)
{ {
_Thread *t; _Thread *t;
/* defend against bad C libraries */
if(stack < (256<<10))
stack = 256<<10;
t = threadalloc(fn, arg, stack); t = threadalloc(fn, arg, stack);
t->proc = p; t->proc = p;
addthreadinproc(p, t); addthreadinproc(p, t);