Initial creation of sourceware repository

1 files changed, 140 insertions, 0 deletions

diff --git a/readline/chardefs.h b/readline/chardefs.h
new file mode 100644
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--- /dev/null
+++ b/readline/chardefs.h
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+/* chardefs.h -- Character definitions for readline. */
+
+/* Copyright (C) 1994 Free Software Foundation, Inc.
+
+   This file is part of the GNU Readline Library, a library for
+   reading lines of text with interactive input and history editing.
+
+   The GNU Readline Library is free software; you can redistribute it
+   and/or modify it under the terms of the GNU General Public License
+   as published by the Free Software Foundation; either version 1, or
+   (at your option) any later version.
+
+   The GNU Readline Library is distributed in the hope that it will be
+   useful, but WITHOUT ANY WARRANTY; without even the implied warranty
+   of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   The GNU General Public License is often shipped with GNU software, and
+   is generally kept in a file called COPYING or LICENSE.  If you do not
+   have a copy of the license, write to the Free Software Foundation,
+   675 Mass Ave, Cambridge, MA 02139, USA. */
+
+#ifndef _CHARDEFS_H_
+#define _CHARDEFS_H_
+
+#include <ctype.h>
+
+#if defined (HAVE_CONFIG_H)
+#  if defined (HAVE_STRING_H)
+#    include <string.h>
+#  else
+#    include <strings.h>
+#  endif /* HAVE_STRING_H */
+#else
+#  include <string.h>
+#endif /* !HAVE_CONFIG_H */
+
+#ifndef whitespace
+#define whitespace(c) (((c) == ' ') || ((c) == '\t'))
+#endif
+
+#ifdef CTRL
+#undef CTRL
+#endif
+
+/* Some character stuff. */
+#define control_character_threshold 0x020   /* Smaller than this is control. */
+#define control_character_mask 0x1f	    /* 0x20 - 1 */
+#define meta_character_threshold 0x07f	    /* Larger than this is Meta. */
+#define control_character_bit 0x40	    /* 0x000000, must be off. */
+#define meta_character_bit 0x080	    /* x0000000, must be on. */
+#define largest_char 255		    /* Largest character value. */
+
+#define CTRL_CHAR(c) ((c) < control_character_threshold && (c) >= 0)
+#define META_CHAR(c) ((c) > meta_character_threshold && (c) <= largest_char)
+
+#define CTRL(c) ((c) & control_character_mask)
+#define META(c) ((c) | meta_character_bit)
+
+#define UNMETA(c) ((c) & (~meta_character_bit))
+#define UNCTRL(c) _rl_to_upper(((c)|control_character_bit))
+
+/* Old versions
+#define _rl_lowercase_p(c) (((c) > ('a' - 1) && (c) < ('z' + 1)))
+#define _rl_uppercase_p(c) (((c) > ('A' - 1) && (c) < ('Z' + 1)))
+#define _rl_digit_p(c)  ((c) >= '0' && (c) <= '9')
+*/
+
+#define _rl_lowercase_p(c) (islower(c))
+#define _rl_uppercase_p(c) (isupper(c))
+#define _rl_digit_p(x)  (isdigit (x))
+
+#define _rl_pure_alphabetic(c) (_rl_lowercase_p(c) || _rl_uppercase_p(c))
+#define ALPHABETIC(c)	(_rl_lowercase_p(c) || _rl_uppercase_p(c) || _rl_digit_p(c))
+
+/* Old versions
+#  define _rl_to_upper(c) (_rl_lowercase_p(c) ? ((c) - 32) : (c))
+#  define _rl_to_lower(c) (_rl_uppercase_p(c) ? ((c) + 32) : (c))
+*/
+
+#ifndef _rl_to_upper
+#  define _rl_to_upper(c) (islower(c) ? toupper(c) : (c))
+#  define _rl_to_lower(c) (isupper(c) ? tolower(c) : (c))
+#endif
+
+#ifndef _rl_digit_value
+#define _rl_digit_value(x) ((x) - '0')
+#endif
+
+#ifndef NEWLINE
+#define NEWLINE '\n'
+#endif
+
+#ifndef RETURN
+#define RETURN CTRL('M')
+#endif
+
+#ifndef RUBOUT
+#define RUBOUT 0x7f
+#endif
+
+#ifndef TAB
+#define TAB '\t'
+#endif
+
+#ifdef ABORT_CHAR
+#undef ABORT_CHAR
+#endif
+#define ABORT_CHAR CTRL('G')
+
+#ifdef PAGE
+#undef PAGE
+#endif
+#define PAGE CTRL('L')
+
+#ifdef SPACE
+#undef SPACE
+#endif
+#define SPACE ' '	/* XXX - was 0x20 */
+
+#ifdef ESC
+#undef ESC
+#endif
+#define ESC CTRL('[')
+
+#ifndef ISOCTAL
+#define ISOCTAL(c)      ((c) >= '0' && (c) <= '7')
+#endif
+#define OCTVALUE(c)     ((c) - '0')
+
+#ifndef isxdigit
+#  define isxdigit(c)   (isdigit((c)) || ((c) >= 'a' && (c) <= 'f') || ((c) >= 'A' && (c) <= 'F'))
+#endif
+
+#define HEXVALUE(c) \
+  (((c) >= 'a' && (c) <= 'f') \
+  	? (c)-'a'+10 \
+  	: (c) >= 'A' && (c) <= 'F' ? (c)-'A'+10 : (c)-'0')
+
+#endif  /* _CHARDEFS_H_ */