fix mt-mapperd pithos read bug. plus some minor fixes

[archipelago] / xseg / xtypes / xheap_test.c

diff --git a/xseg/xtypes/xheap_test.c b/xseg/xtypes/xheap_test.c
index 1ec5a9e..08c27f7 100644 (file)
--- a/xseg/xtypes/xheap_test.c
+++ b/xseg/xtypes/xheap_test.c
@@ -192,6 +192,10 @@ int main(int argc, const char *argv[])
 {
        unsigned long alloc, expected, i =0;
        int r;
+       if (argc < 5){
+               printf("Usage: %s al_unit size chunk_size nr_threads\n", argv[0]);
+               return -1;
+       }
        al_unit = atol(argv[1]); 
        size = atol(argv[2]); 
        chunk = atol(argv[3]);