X-Git-Url: http://plrg.eecs.uci.edu/git/?p=satlib.git;a=blobdiff_plain;f=zchaff64%2Finc_solver.cpp;h=1cc57efff865042117866be4bd86cdf88e9ef14d;hp=826f054d1c632ab9f4970e527aab7eaaf9f56391;hb=62e3101fad910dbe37baa6fdac866b36cb81abe8;hpb=9bdf7d18433a3c0cde7429a013ef67fe75081ec7;ds=sidebyside

diff --git a/zchaff64/inc_solver.cpp b/zchaff64/inc_solver.cpp
index 826f054..1cc57ef 100644
--- a/zchaff64/inc_solver.cpp
+++ b/zchaff64/inc_solver.cpp
@@ -68,17 +68,15 @@ int outoffset;
 
 int getInt() {
   if (offset>=length) {
-    ssize_t ptr;
     offset = 0;
-    do {
-      ptr=read(0, buffer, sizeof(int)*IS_BUFFERSIZE);
-      if (ptr == -1)
-        exit(-1);
-    } while(ptr==0);
+		ssize_t ptr=read(0, buffer, sizeof(int)*IS_BUFFERSIZE);
+		if (ptr == -1 || ptr == 0)
+			exit(-1);
+
     ssize_t bytestoread=(4-(ptr & 3)) & 3;
     while(bytestoread != 0) {
       ssize_t p=read(0, &((char *)buffer)[ptr], bytestoread);
-      if (p == -1)
+      if (p == -1 || p == 0)
         exit(-1);
       bytestoread -= p;
       ptr += p;