ws_fix_copy(): move the whitespace fixing function to ws.c
This is used by git-apply but we can use it elsewhere by slightly
generalizing it.
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/cache.h b/cache.h
index ad11c90..3d4c6b0 100644
--- a/cache.h
+++ b/cache.h
@@ -661,6 +661,7 @@
FILE *stream, const char *set,
const char *reset, const char *ws);
extern char *whitespace_error_string(unsigned ws);
+extern int ws_fix_copy(char *, const char *, int, unsigned, int *);
/* ls-files */
int pathspec_match(const char **spec, char *matched, const char *filename, int skiplen);
