Fix building the iOS framework after I dropped the VERSION macro.

This version uses CMake to generate Info.plist, which should be more
reliable than the old approach.

platforms/ios/build_framework.py

@@ -71,15 +71,6 @@ def put_framework_together(srcroot, dstroot):
     os.makedirs(framework_dir)
     os.chdir(framework_dir)
 
-    # determine OpenCV version (without subminor part)
-    tdir0 = "../build/" + targetlist[0]
-    cfg = open(tdir0 + "/cvconfig.h", "rt")
-    for l in cfg.readlines():
-        if l.startswith("#define  VERSION"):
-            opencv_version = l[l.find("\"")+1:l.rfind(".")]
-            break
-    cfg.close()
-
     # form the directory tree
     dstdir = "Versions/A"
     os.makedirs(dstdir + "/Resources")
@@ -91,13 +82,8 @@ def put_framework_together(srcroot, dstroot):
     wlist = " ".join(["../build/" + t + "/lib/Release/libopencv_world.a" for t in targetlist])
     os.system("lipo -create " + wlist + " -o " + dstdir + "/opencv2")
 
-    # form Info.plist
-    srcfile = open(srcroot + "/platforms/ios/Info.plist.in", "rt")
-    dstfile = open(dstdir + "/Resources/Info.plist", "wt")
-    for l in srcfile.readlines():
-        dstfile.write(l.replace("${VERSION}", opencv_version))
-    srcfile.close()
-    dstfile.close()
+    # copy Info.plist
+    shutil.copyfile("../build/ios/Info.plist", dstdir + "/Resources/Info.plist")
 
     # make symbolic links
     os.symlink("A", "Versions/Current")