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Diffstat (limited to 'newlib/libc/stdio/sccl.c')
-rw-r--r--newlib/libc/stdio/sccl.c127
1 files changed, 0 insertions, 127 deletions
diff --git a/newlib/libc/stdio/sccl.c b/newlib/libc/stdio/sccl.c
deleted file mode 100644
index b01801145..000000000
--- a/newlib/libc/stdio/sccl.c
+++ /dev/null
@@ -1,127 +0,0 @@
-/*-
- * Copyright (c) 1990 The Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms are permitted
- * provided that the above copyright notice and this paragraph are
- * duplicated in all such forms and that any documentation,
- * advertising materials, and other materials related to such
- * distribution and use acknowledge that the software was developed
- * by the University of California, Berkeley. The name of the
- * University may not be used to endorse or promote products derived
- * from this software without specific prior written permission.
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
- */
-
-/* Split from vfscanf.c */
-
-#include <_ansi.h>
-#include <reent.h>
-#include <newlib.h>
-#include <stdio.h>
-#include "local.h"
-
-/*
- * Fill in the given table from the scanset at the given format
- * (just after `['). Return a pointer to the character past the
- * closing `]'. The table has a 1 wherever characters should be
- * considered part of the scanset.
- */
-
-u_char *
-_DEFUN(__sccl, (tab, fmt),
- register char *tab _AND
- register u_char *fmt)
-{
- register int c, n, v;
-
- /* first `clear' the whole table */
- c = *fmt++; /* first char hat => negated scanset */
- if (c == '^')
- {
- v = 1; /* default => accept */
- c = *fmt++; /* get new first char */
- }
- else
- v = 0; /* default => reject */
- /* should probably use memset here */
- for (n = 0; n < 256; n++)
- tab[n] = v;
- if (c == 0)
- return fmt - 1; /* format ended before closing ] */
-
- /*
- * Now set the entries corresponding to the actual scanset to the
- * opposite of the above.
- *
- * The first character may be ']' (or '-') without being special; the
- * last character may be '-'.
- */
-
- v = 1 - v;
- for (;;)
- {
- tab[c] = v; /* take character c */
- doswitch:
- n = *fmt++; /* and examine the next */
- switch (n)
- {
-
- case 0: /* format ended too soon */
- return fmt - 1;
-
- case '-':
- /*
- * A scanset of the form [01+-] is defined as `the digit 0, the
- * digit 1, the character +, the character -', but the effect of a
- * scanset such as [a-zA-Z0-9] is implementation defined. The V7
- * Unix scanf treats `a-z' as `the letters a through z', but treats
- * `a-a' as `the letter a, the character -, and the letter a'.
- *
- * For compatibility, the `-' is not considerd to define a range if
- * the character following it is either a close bracket (required by
- * ANSI) or is not numerically greater than the character we just
- * stored in the table (c).
- */
- n = *fmt;
- if (n == ']' || n < c)
- {
- c = '-';
- break; /* resume the for(;;) */
- }
- fmt++;
- do
- { /* fill in the range */
- tab[++c] = v;
- }
- while (c < n);
-#if 1 /* XXX another disgusting compatibility hack */
- /*
- * Alas, the V7 Unix scanf also treats formats such
- * as [a-c-e] as `the letters a through e'. This too
- * is permitted by the standard....
- */
- goto doswitch;
-#else
- c = *fmt++;
- if (c == 0)
- return fmt - 1;
- if (c == ']')
- return fmt;
-#endif
-
- break;
-
-
- case ']': /* end of scanset */
- return fmt;
-
- default: /* just another character */
- c = n;
- break;
- }
- }
- /* NOTREACHED */
-}