mirror of
https://github.com/vim/vim
synced 2025-04-30 13:27:47 +02:00
201 lines
5 KiB
C
201 lines
5 KiB
C
/* vi:set ts=8 sts=4 sw=4:
|
||
*
|
||
* VIM - Vi IMproved by Bram Moolenaar
|
||
*
|
||
* Do ":help uganda" in Vim to read copying and usage conditions.
|
||
* Do ":help credits" in Vim to see a list of people who contributed.
|
||
*/
|
||
|
||
/*
|
||
* Definitions of various common control characters.
|
||
* For EBCDIC we have to use different values.
|
||
*/
|
||
|
||
#ifndef EBCDIC
|
||
|
||
/* IF_EB(ASCII_constant, EBCDIC_constant) */
|
||
#define IF_EB(a, b) a
|
||
|
||
#define CharOrd(x) ((x) < 'a' ? (x) - 'A' : (x) - 'a')
|
||
#define CharOrdLow(x) ((x) - 'a')
|
||
#define CharOrdUp(x) ((x) - 'A')
|
||
#define ROT13(c, a) (((((c) - (a)) + 13) % 26) + (a))
|
||
|
||
#define NUL '\000'
|
||
#define BELL '\007'
|
||
#define BS '\010'
|
||
#define TAB '\011'
|
||
#define NL '\012'
|
||
#define NL_STR (char_u *)"\012"
|
||
#define FF '\014'
|
||
#define CAR '\015' /* CR is used by Mac OS X */
|
||
#define ESC '\033'
|
||
#define ESC_STR (char_u *)"\033"
|
||
#define ESC_STR_nc "\033"
|
||
#define DEL 0x7f
|
||
#define DEL_STR (char_u *)"\177"
|
||
#define CSI 0x9b /* Control Sequence Introducer */
|
||
#define CSI_STR "\233"
|
||
#define DCS 0x90 /* Device Control String */
|
||
#define STERM 0x9c /* String Terminator */
|
||
|
||
#define POUND 0xA3
|
||
|
||
#define Ctrl_chr(x) (TOUPPER_ASC(x) ^ 0x40) /* '?' -> DEL, '@' -> ^@, etc. */
|
||
#define Meta(x) ((x) | 0x80)
|
||
|
||
#define CTRL_F_STR "\006"
|
||
#define CTRL_H_STR "\010"
|
||
#define CTRL_V_STR "\026"
|
||
#define CTRL_W_STR "\027"
|
||
|
||
#define Ctrl_AT 0 /* @ */
|
||
#define Ctrl_A 1
|
||
#define Ctrl_B 2
|
||
#define Ctrl_C 3
|
||
#define Ctrl_D 4
|
||
#define Ctrl_E 5
|
||
#define Ctrl_F 6
|
||
#define Ctrl_G 7
|
||
#define Ctrl_H 8
|
||
#define Ctrl_I 9
|
||
#define Ctrl_J 10
|
||
#define Ctrl_K 11
|
||
#define Ctrl_L 12
|
||
#define Ctrl_M 13
|
||
#define Ctrl_N 14
|
||
#define Ctrl_O 15
|
||
#define Ctrl_P 16
|
||
#define Ctrl_Q 17
|
||
#define Ctrl_R 18
|
||
#define Ctrl_S 19
|
||
#define Ctrl_T 20
|
||
#define Ctrl_U 21
|
||
#define Ctrl_V 22
|
||
#define Ctrl_W 23
|
||
#define Ctrl_X 24
|
||
#define Ctrl_Y 25
|
||
#define Ctrl_Z 26
|
||
#define Ctrl_LSB 27 /* [ Left Square Bracket */
|
||
#define Ctrl_BSL 28 /* \ BackSLash */
|
||
#define Ctrl_RSB 29 /* ] Right Square Bracket */
|
||
#define Ctrl_HAT 30 /* ^ */
|
||
#define Ctrl__ 31
|
||
|
||
#else
|
||
|
||
/* EBCDIC */
|
||
|
||
/* IF_EB(ASCII_constant, EBCDIC_constant) */
|
||
#define IF_EB(a, b) b
|
||
|
||
/*
|
||
* Finding the position in the alphabet is not straightforward in EBCDIC.
|
||
* There are gaps in the code table.
|
||
* 'a' + 1 == 'b', but: 'i' + 7 == 'j' and 'r' + 8 == 's'
|
||
*/
|
||
#define CharOrd__(c) ((c) < ('j' - 'a') ? (c) : ((c) < ('s' - 'a') ? (c) - 7 : (c) - 7 - 8))
|
||
#define CharOrdLow(x) (CharOrd__((x) - 'a'))
|
||
#define CharOrdUp(x) (CharOrd__((x) - 'A'))
|
||
#define CharOrd(x) (isupper(x) ? CharOrdUp(x) : CharOrdLow(x))
|
||
|
||
#define EBCDIC_CHAR_ADD_(x) ((x) < 0?'a':(x)>25?'z':"abcdefghijklmnopqrstuvwxyz"[x])
|
||
#define EBCDIC_CHAR_ADD(c,s) (isupper(c) ? toupper(EBCDIC_CHAR_ADD_(CharOrdUp(c)+(s))) : EBCDIC_CHAR_ADD_(CharOrdLow(c)+(s)))
|
||
|
||
#define R13_(c) ("abcdefghijklmnopqrstuvwxyz"[((c) + 13) % 26])
|
||
#define ROT13(c, a) (isupper(c) ? toupper(R13_(CharOrdUp(c))) : R13_(CharOrdLow(c)))
|
||
|
||
#define NUL '\000'
|
||
#define BELL '\x2f'
|
||
#define BS '\x16'
|
||
#define TAB '\x05'
|
||
#define NL '\x15'
|
||
#define NL_STR (char_u *)"\x15"
|
||
#define FF '\x0C'
|
||
#define CAR '\x0D'
|
||
#define ESC '\x27'
|
||
#define ESC_STR (char_u *)"\x27"
|
||
#define ESC_STR_nc "\x27"
|
||
#define DEL 0x07
|
||
#define DEL_STR (char_u *)"\007"
|
||
/* TODO: EBCDIC Code page dependent (here 1047) */
|
||
#define CSI 0x9b /* Control Sequence Introducer */
|
||
#define CSI_STR "\233"
|
||
#define DCS 0x90 /* Device Control String */
|
||
#define STERM 0x9c /* String Terminator */
|
||
|
||
#define POUND '<27>'
|
||
|
||
#define CTRL_F_STR "\056"
|
||
#define CTRL_H_STR "\026"
|
||
#define CTRL_V_STR "\062"
|
||
#define CTRL_W_STR "\046"
|
||
|
||
#define Ctrl_AT 0x00 /* @ */
|
||
#define Ctrl_A 0x01
|
||
#define Ctrl_B 0x02
|
||
#define Ctrl_C 0x03
|
||
#define Ctrl_D 0x37
|
||
#define Ctrl_E 0x2D
|
||
#define Ctrl_F 0x2E
|
||
#define Ctrl_G 0x2F
|
||
#define Ctrl_H 0x16
|
||
#define Ctrl_I 0x05
|
||
#define Ctrl_J 0x15
|
||
#define Ctrl_K 0x0B
|
||
#define Ctrl_L 0x0C
|
||
#define Ctrl_M 0x0D
|
||
#define Ctrl_N 0x0E
|
||
#define Ctrl_O 0x0F
|
||
#define Ctrl_P 0x10
|
||
#define Ctrl_Q 0x11
|
||
#define Ctrl_R 0x12
|
||
#define Ctrl_S 0x13
|
||
#define Ctrl_T 0x3C
|
||
#define Ctrl_U 0x3D
|
||
#define Ctrl_V 0x32
|
||
#define Ctrl_W 0x26
|
||
#define Ctrl_X 0x18
|
||
#define Ctrl_Y 0x19
|
||
#define Ctrl_Z 0x3F
|
||
#define Ctrl_LSB 0x27 /* [ Left Square Bracket */
|
||
#define Ctrl_RSB 0x1D /* ] Right Square Bracket */
|
||
#define Ctrl_BSL 0x1C /* \ BackSLash */
|
||
#define Ctrl_HAT 0x1E /* ^ */
|
||
#define Ctrl__ 0x1F
|
||
|
||
#define Ctrl_chr(x) (CtrlTable[(x)])
|
||
extern char CtrlTable[];
|
||
|
||
#define CtrlChar(x) ((x < ' ') ? CtrlCharTable[(x)] : 0)
|
||
extern char CtrlCharTable[];
|
||
|
||
#define MetaChar(x) ((x < ' ') ? MetaCharTable[(x)] : 0)
|
||
extern char MetaCharTable[];
|
||
|
||
#endif /* defined EBCDIC */
|
||
|
||
/*
|
||
* Character that separates dir names in a path.
|
||
* For MS-DOS, WIN32 and OS/2 we use a backslash. A slash mostly works
|
||
* fine, but there are places where it doesn't (e.g. in a command name).
|
||
* For Macintosh we use a colon.
|
||
* For Acorn we use a dot.
|
||
*/
|
||
#ifdef BACKSLASH_IN_FILENAME
|
||
# define PATHSEP psepc
|
||
# define PATHSEPSTR pseps
|
||
#else
|
||
# ifdef COLON_AS_PATHSEP
|
||
# define PATHSEP ':'
|
||
# define PATHSEPSTR ":"
|
||
# else
|
||
# ifdef RISCOS
|
||
# define PATHSEP '.'
|
||
# define PATHSEPSTR "."
|
||
# else
|
||
# define PATHSEP '/'
|
||
# define PATHSEPSTR "/"
|
||
# endif
|
||
# endif
|
||
#endif
|