build; account for newlines in win32 tests

CMakeLists.txt

@@ -588,8 +588,8 @@ if (TESTS)
         set_tests_properties(util_${name} PROPERTIES FAIL_REGULAR_EXPRESSION "not ok -")
     endforeach(t)
 
-    configure_file (test/cpp.sh.in util_test_cpp.sh @ONLY)
-    add_test (NAME util_test_cpp COMMAND util_test_cpp.sh)
+    configure_file (test/cpp.py.in util_test_cpp.py @ONLY)
+    add_test (NAME util_test_cpp COMMAND ${PYTHON_EXECUTABLE} util_test_cpp.py)
     set_property (TEST util_test_cpp APPEND PROPERTY DEPENDS util_macro)
     set_tests_properties(util_test_cpp PROPERTIES FAIL_REGULAR_EXPRESSION "not ok -")
 endif ()

test/cpp.py.in

@@ -0,0 +1,33 @@
+#!/usr/bin/env python3
+
+from glob import glob
+import subprocess
+import os.path
+import sys
+import tempfile
+
+CPP="@CMAKE_CURRENT_BINARY_DIR@/macro"
+
+count=0
+ret=0
+
+for src in glob(os.path.join ("@CMAKE_CURRENT_SOURCE_DIR@", "test/cpp/good/*.inc")):
+    basename, extension = os.path.splitext(src)
+    res = basename + ".res"
+
+    cpp_out = subprocess.check_output([CPP, src])
+    cpp_out = cpp_out.decode()
+    cpp_out = cpp_out.replace("\r", "")
+    with open(res, "r") as f: res_out = f.read()
+
+    head = "ok"
+    if cpp_out != res_out:
+        head = "not ok"
+        ret = 1
+
+
+    print(f"{head} - {src}")
+    count = count + 1
+
+print(f"1..{count}")
+sys.exit(ret)

test/cpp.sh.in

@@ -1,23 +0,0 @@
-#!/usr/bin/env bash
-
-CPP="@CMAKE_CURRENT_BINARY_DIR@/macro"
-
-count=0
-ret=0
-
-for src in "@CMAKE_CURRENT_SOURCE_DIR@/test/cpp/good"/*.inc; do
-    res="${src%.inc}.res"
-
-    if cmp --quiet <($CPP ${src}) <(cat ${res}); then
-        head="ok"
-    else
-        head="not ok"
-        ret=1
-    fi
-
-    echo "${head} - ${src}"
-    count=$((count+1))
-done
-
-echo "1..${count}"
-exit $ret