1 files changed, 48 insertions, 0 deletions
diff --git a/lib9/sbrk-posix.c b/lib9/sbrk-posix.c
new file mode 100644
index 00000000..c21cd2ff
--- /dev/null
+++ b/lib9/sbrk-posix.c
@@ -0,0 +1,48 @@
+#ifdef __APPLE_CC__	/* look for a better way */
+#include "lib9.h"
+#undef _POSIX_C_SOURCE 
+#undef getwd
+
+#include	<unistd.h>
+#include        <pthread.h>
+#include	<time.h>
+#include	<termios.h>
+#include	<signal.h>
+#include	<pwd.h>
+#include	<sys/resource.h>
+#include	<sys/time.h>
+
+#include 	<sys/socket.h>
+#include	<sched.h>
+#include	<errno.h>
+#include        <sys/ucontext.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#include <mach/mach_init.h>
+
+#include <mach/task.h>
+
+#include <mach/vm_map.h>
+
+
+__typeof__(sbrk(0))
+sbrk(int size)
+{
+    void *brk;
+    kern_return_t   err;
+    
+    err = vm_allocate( (vm_map_t) mach_task_self(),
+                       (vm_address_t *)&brk,
+                       size,
+                       VM_FLAGS_ANYWHERE);
+    if (err != KERN_SUCCESS)
+        brk = (void*)-1;
+    
+    return brk;
+}
+#else
+/* dummy function for everyone else, in case its ar complains about empty files */
+void	__fakesbrk(void){}
+#endif