(quote_filename): Use ISGRAPH and ISPRINT in place of

ASCII-centric tests against literals.
(length_of_file_name_and_frills): Likewise.

diff --git a/src/ls.c b/src/ls.c
index a8e2cbb..823d5d7 100644 (file)
--- a/src/ls.c
+++ b/src/ls.c
@@ -1676,14 +1676,14 @@ quote_filename (register const char *p, size_t *quoted_length)
 
            default:
              /* FIXME: why not just use the ISGRAPH macro here?  */
-             if (!(c > 040 && c < 0177))
+             if (!ISGRAPH (c))
                found_quotable = 1;
              break;
            }
        }
       else
        {
-         if (!(c >= 040 && c < 0177)
+         if (!ISPRINT (c)
              && qmark_funny_chars)
            found_quotable = 1;
        }
@@ -1748,7 +1748,7 @@ quote_filename (register const char *p, size_t *quoted_length)
              break;
 
            default:
-             if (c > 040 && c < 0177)
+             if (ISGRAPH (c))
                SAVECHAR (c);
              else
                {
@@ -1760,7 +1760,7 @@ quote_filename (register const char *p, size_t *quoted_length)
        }
       else
        {
-         if (c >= 040 && c < 0177)
+         if (ISPRINT (c))
            SAVECHAR (c);
          else if (!qmark_funny_chars)
            SAVECHAR (c);
@@ -1878,7 +1878,7 @@ length_of_file_name_and_frills (struct fileinfo *f)
              break;
 
            default:
-             if (c >= 040 && c < 0177)
+             if (ISPRINT (c))
                len += 1;
              else
                len += 4;