t0008: avoid absolute path on Windows as colon is used in the tests

The test separator char is a colon which means any absolute paths on windows
confuse the tests that use global_excludes.

Suggested-by: Karsten Blees <[email protected]>
Signed-off-by: Pat Thoyts <[email protected]>

Author: patthoyts

t/t0008-ignores.sh

@@ -5,7 +5,13 @@ test_description=check-ignore
 . ./test-lib.sh
 
 init_vars () {
-	global_excludes="$(pwd)/global-excludes"
+	# On Windows, avoid using "C:" in the global-excludes paths.
+	if test_have_prereq MINGW
+	then
+		global_excludes="global-excludes"
+	else
+		global_excludes="$(pwd)/global-excludes"
+	fi
 }
 
 enable_global_excludes () {