/* Charset handling for GNU tar.
- Copyright (C) 2004 Free Software Foundation, Inc.
+ Copyright (C) 2004, 2006 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 the
# define ICONV_CONST
#endif
-#ifndef HAVE_ICONV
+#ifndef HAVE_ICONV
# undef iconv_open
# define iconv_open(tocode, fromcode) ((iconv_t) -1)
# undef iconv_close
# define iconv_close(cd) 0
-#endif
+#endif
\f
\f
bool
-string_ascii_p (const char *str)
+string_ascii_p (char const *p)
{
- const unsigned char *p = (const unsigned char *)str;
for (; *p; p++)
- if (*p > 127)
+ if (! (0 <= *p && *p <= 127))
return false;
return true;
}