1 files changed, 58 insertions, 0 deletions
diff --git a/config.tests/mac/xcodeversion.cpp b/config.tests/mac/xcodeversion.cpp
new file mode 100644
index 0000000..e613cc5
--- /dev/null
+++ b/config.tests/mac/xcodeversion.cpp
@@ -0,0 +1,58 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <CoreFoundation/CoreFoundation.h>
+#include <Carbon/Carbon.h>
+
+int success = 0;
+int fail = 1;
+int internal_error = success; // enable dwarf on internal errors
+
+int main(int argc, const char **argv)
+{
+    CFURLRef cfurl;
+    OSStatus err = LSFindApplicationForInfo(0, CFSTR("com.apple.Xcode"), 0, 0, &cfurl);
+    if (err != noErr)
+        return internal_error;
+    
+    CFBundleRef bundle = CFBundleCreate(0, cfurl);
+    if (bundle == 0)
+        return internal_error;
+
+    CFStringRef str = CFStringRef(CFBundleGetValueForInfoDictionaryKey(bundle, CFSTR("CFBundleShortVersionString")));
+    const char * ptr = CFStringGetCStringPtr(str, 0);
+    if (ptr == 0)
+        return internal_error;        
+
+    // self-test
+    const char * fail1 = "2.4";
+    const char * fail2 = "2.4.0";
+    const char * fail3  ="2.3";
+    const char * ok1  = "2.4.1";
+    const char * ok2  ="2.5";
+    const char * ok3  ="3.0";
+//    ptr = fail1;
+//    printf ("string: %s\n", ptr);
+   
+    int length = strlen(ptr);
+    if (length < 3) // expect "x.y" at least
+        return internal_error;
+
+    // fail on 2.4 and below (2.4.1 is ok)
+
+     if (ptr[0] < '2')
+        return fail;
+
+    if (ptr[0] >= '3')
+        return success;
+
+    if (ptr[2] < '4')
+        return fail;
+
+    if (length < 5)
+        return fail;
+
+    if (ptr[4] < '1')
+        return fail;
+    
+    return success;
+}
+\ No newline at end of file