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Annotation of GNUtools/debug/gdb/readline/chardefs.h, revision 1.1

1.1     ! root        1: /* chardefs.h -- Character definitions for readline. */
        !             2: #ifndef _CHARDEFS_
        !             3: 
        !             4: #ifndef savestring
        !             5: #ifdef NeXT
        !             6: #define savestring(x) (char *)strcpy ((char *)malloc (1 + strlen (x)), (x))
        !             7: #else
        !             8: #define savestring(x) (char *)strcpy (xmalloc (1 + strlen (x)), (x))
        !             9: #endif /* NeXT */
        !            10: #endif
        !            11: 
        !            12: #ifndef whitespace
        !            13: #define whitespace(c) (((c) == ' ') || ((c) == '\t'))
        !            14: #endif
        !            15: 
        !            16: #ifdef CTRL
        !            17: #undef CTRL
        !            18: #endif
        !            19: 
        !            20: /* Some character stuff. */
        !            21: #define control_character_threshold 0x020   /* smaller than this is control */
        !            22: #define meta_character_threshold 0x07f     /* larger than this is Meta. */
        !            23: #define control_character_bit 0x40         /* 0x000000, must be off. */
        !            24: #define meta_character_bit 0x080           /* x0000000, must be on. */
        !            25: 
        !            26: #define CTRL(c) ((c) & (~control_character_bit))
        !            27: #define META(c) ((c) | meta_character_bit)
        !            28: 
        !            29: #define UNMETA(c) ((c) & (~meta_character_bit))
        !            30: #define UNCTRL(c) to_upper(((c)|control_character_bit))
        !            31: 
        !            32: #define lowercase_p(c) (((c) > ('a' - 1) && (c) < ('z' + 1)))
        !            33: #define uppercase_p(c) (((c) > ('A' - 1) && (c) < ('Z' + 1)))
        !            34: 
        !            35: #define pure_alphabetic(c) (lowercase_p(c) || uppercase_p(c))
        !            36: 
        !            37: #ifndef to_upper
        !            38: #define to_upper(c) (lowercase_p(c) ? ((c) - 32) : (c))
        !            39: #define to_lower(c) (uppercase_p(c) ? ((c) + 32) : (c))
        !            40: #endif
        !            41: 
        !            42: #define CTRL_P(c) ((c) < control_character_threshold)
        !            43: #define META_P(c) ((c) > meta_character_threshold)
        !            44: 
        !            45: #define NEWLINE '\n'
        !            46: #define RETURN CTRL('M')
        !            47: #define RUBOUT 0x07f
        !            48: #define TAB '\t'
        !            49: #define ABORT_CHAR CTRL('G')
        !            50: #define PAGE CTRL('L')
        !            51: #define SPACE 0x020
        !            52: #define ESC CTRL('[')
        !            53: 
        !            54: #endif  /* _CHARDEFS_ */

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