1 files changed, 64 insertions, 0 deletions
diff --git a/qpdf/test_shell_glob.cc b/qpdf/test_shell_glob.cc
new file mode 100644
index 00000000..34582197
--- /dev/null
+++ b/qpdf/test_shell_glob.cc
@@ -0,0 +1,64 @@
+#include <iostream>
+#include <cstring>
+#include <qpdf/QUtil.hh>
+
+int realmain(int argc, char* argv[])
+{
+    // In Windows, shell globbing is handled by the runtime, so
+    // passing '*' as argument results in wildcard expansion. In
+    // non-Windows, globbing is done by the shell, so passing '*'
+    // shows up as '*'. In Windows with MSVC, it is necessary to link
+    // a certain way for this to work. To test this, we invoke this
+    // program with a single quoted argument containing a shell glob
+    // expression. In Windows, we expect to see multiple arguments,
+    // none of which contain '*'. Otherwise, we expected to see the
+    // exact glob string that was passed in. The effectiveness of this
+    // test was exercised by manually breaking the link options for
+    // msvc and seeing that the test fails under that condition.
+
+    bool found_star = false;
+    for (int i = 1; i < argc; ++i)
+    {
+        if (strchr(argv[i], '*') != nullptr)
+        {
+            found_star = true;
+            break;
+        }
+    }
+#ifdef _WIN32
+    bool passed = ((! found_star) && (argc > 2));
+#else
+    bool passed = (found_star && (argc == 2));
+#endif
+    if (passed)
+    {
+        std::cout << "PASSED" << std::endl;
+    }
+    else
+    {
+        std::cout << "FAILED" << std::endl;
+        for (int i = 1; i < argc; ++i)
+        {
+            std::cout << argv[i] << std::endl;
+        }
+    }
+    return 0;
+}
+
+
+#ifdef WINDOWS_WMAIN
+
+extern "C"
+int wmain(int argc, wchar_t* argv[])
+{
+    return QUtil::call_main_from_wmain(argc, argv, realmain);
+}
+
+#else
+
+int main(int argc, char* argv[])
+{
+    return realmain(argc, argv);
+}
+
+#endif