/* File name comparison routine.
- Copyright (C) 2007 Free Software Foundation, Inc.
+ Copyright (C) 2007-2019 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include <string.h>
#endif
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+
#include "filenames.h"
#include "safe-ctype.h"
+#include "libiberty.h"
/*
/* The casts are for -Wc++-compat. */
return filename_cmp ((const char *) s1, (const char *) s2) == 0;
}
+
+/*
+
+@deftypefn Extension int canonical_filename_eq (const char *@var{a}, const char *@var{b})
+
+Return non-zero if file names @var{a} and @var{b} are equivalent.
+This function compares the canonical versions of the filenames as returned by
+@code{lrealpath()}, so that so that different file names pointing to the same
+underlying file are treated as being identical.
+
+@end deftypefn
+
+*/
+
+int
+canonical_filename_eq (const char * a, const char * b)
+{
+ char * ca = lrealpath(a);
+ char * cb = lrealpath(b);
+ int res = filename_eq (ca, cb);
+ free (ca);
+ free (cb);
+ return res;
+}