Fix "appWithoutSources" blackbox test for Windows.

The "main" symbol seems to lose its magic if it comes from a library, so
tell the linker where the entry point is. For this purpose, use C
instead of C++, so we won't have to deal with name mangling.

Change-Id: Ia2c0714431a1b54ebcbba3d13851d4cfcf9a6c3e
Reviewed-by: Joerg Bornemann <joerg.bornemann@digia.com>

3 files changed, 8 insertions, 3 deletions

diff --git a/tests/auto/blackbox/testdata/appWithoutSources/a.cpp b/tests/auto/blackbox/testdata/appWithoutSources/a.c
index bf7759e11..bf7759e11 100644
--- a/tests/auto/blackbox/testdata/appWithoutSources/a.cpp
+++ b/tests/auto/blackbox/testdata/appWithoutSources/a.c
diff --git a/tests/auto/blackbox/testdata/appWithoutSources/b.cpp b/tests/auto/blackbox/testdata/appWithoutSources/b.c
index 76c93685d..e3841fa32 100644
--- a/tests/auto/blackbox/testdata/appWithoutSources/b.cpp
+++ b/tests/auto/blackbox/testdata/appWithoutSources/b.c
@@ -1,4 +1,4 @@
-#include <cstdio>
+#include <stdio.h>
 
 int foo();  // defined in a.cpp
 
diff --git a/tests/auto/blackbox/testdata/appWithoutSources/project.qbs b/tests/auto/blackbox/testdata/appWithoutSources/project.qbs
index 983cc9bab..f59d3ad85 100644
--- a/tests/auto/blackbox/testdata/appWithoutSources/project.qbs
+++ b/tests/auto/blackbox/testdata/appWithoutSources/project.qbs
@@ -7,7 +7,7 @@ Project {
         Depends { name: "cpp" }
 
         files: [
-            "a.cpp",
+            "a.c",
         ]
     }
 
@@ -18,12 +18,17 @@ Project {
         Depends { name: "cpp" }
 
         files: [
-            "b.cpp",
+            "b.c",
         ]
     }
 
     CppApplication {
         name: "appWithoutSources"
+        Properties {
+            condition: qbs.toolchain.contains("msvc")
+            cpp.linkerFlags: "/ENTRY:main"
+        }
+
         Depends { name: "a" }
         Depends { name: "b" }
     }