Detect binary attachments better

This fix eliminates a false test failure on some platforms and makes the binary test work properly whether characters with the high bit set, when treated as integers, are negative or not.

Detect binary attachments better
This fix eliminates a false test failure on some platforms and makes the binary test work properly whether characters with the high bit set, when treated as integers, are negative or not.
Jay Berkenbilt
1 parent 80fa4e01
Showing 1 changed file with 1 additions and 1 deletions
qpdf/test_driver.cc
@@ -1188,7 +1188,7 @@ void runtest(int n, char const* filename1, char const* arg2)
             bool is_binary = false;
             for (size_t i = 0; i < data.size(); ++i)
             {
-                if (data[i] < 0)
+                if ((data[i] < 0) || (data[i] > 126))
                 {
                     is_binary = true;
                     break;