home *** CD-ROM | disk | FTP | other *** search
- /* vi:set ts=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.
- */
- /*
- *
- * term.c: functions for controlling the terminal
- *
- * primitive termcap support for Amiga, MSDOS, and Win32 included
- *
- * NOTE: padding and variable substitution is not performed,
- * when compiling without HAVE_TGETENT, we use tputs() and tgoto() dummies.
- */
-
- /*
- * Some systems have a prototype for tgetstr() with (char *) instead of
- * (char **). This define removes that prototype. We include our own prototype
- * below.
- */
-
- #define tgetstr tgetstr_defined_wrong
- #include "vim.h"
-
- #include "globals.h"
- #include "option.h"
- #include "proto.h"
-
- #ifdef HAVE_TGETENT
- # ifdef HAVE_TERMCAP_H
- # include <termcap.h>
- # endif
-
- /*
- * A few linux systems define outfuntype in termcap.h to be used as the third
- * argument for tputs().
- */
- # ifdef VMS
- # define TPUTSFUNCAST
- # else
- # ifdef HAVE_OUTFUNTYPE
- # define TPUTSFUNCAST (outfuntype)
- # else
- # define TPUTSFUNCAST (int (*)())
- # endif
- # endif
- #endif
-
- #undef tgetstr
-
- /*
- * Here are the builtin termcap entries. They are not stored as complete
- * Tcarr structures, as such a structure is too big.
- *
- * The entries are compact, therefore they normally are included even when
- * HAVE_TGETENT is defined. When HAVE_TGETENT is defined, the builtin entries
- * can be accessed with "builtin_amiga", "builtin_ansi", "builtin_debug", etc.
- *
- * Each termcap is a list of builtin_term structures. It always starts with
- * KS_NAME, which separates the entries. See parse_builtin_tcap() for all
- * details.
- * bt_entry is either a KS_xxx code (< 0x100), or a K_xxx code.
- */
- struct builtin_term
- {
- int bt_entry;
- char *bt_string;
- };
-
- /* start of keys that are not directly used by Vim but can be mapped */
- #define BT_EXTRA_KEYS 0x101
-
- static struct builtin_term *find_builtin_term __ARGS((char_u *name));
- static void parse_builtin_tcap __ARGS((char_u *s));
- static void gather_termleader __ARGS((void));
- static int get_bytes_from_buf __ARGS((char_u *, char_u *, int));
- static int is_builtin_term __ARGS((char_u *));
-
- #ifdef HAVE_TGETENT
- static char_u *tgetent_error __ARGS((char_u *, char_u *));
-
- /*
- * Here is our own prototype for tgetstr(), any prototypes from the include
- * files have been disabled by the define at the start of this file.
- */
- char *tgetstr __PARMS((char *, char **));
-
- /*
- * Don't declare these variables if termcap.h contains them.
- * Autoconf checks if these variables should be declared extern (not all
- * systems have them).
- * Some versions define ospeed to be speed_t, but that is incompatible with
- * BSD, where ospeed is short and speed_t is long.
- */
- # ifndef HAVE_OSPEED
- # ifdef OSPEED_EXTERN
- extern short ospeed;
- # else
- short ospeed;
- # endif
- # endif
- # ifndef HAVE_UP_BC_PC
- # ifdef UP_BC_PC_EXTERN
- extern char *UP, *BC, PC;
- # else
- char *UP, *BC, PC;
- # endif
- # endif
-
- # define TGETSTR(s, p) (char_u *)tgetstr((s), (char **)(p))
- # define TGETENT(b, t) tgetent((char *)(b), (char *)(t))
-
- #endif /* HAVE_TGETENT */
-
- struct builtin_term builtin_termcaps[] =
- {
-
- #if defined(USE_GUI)
- /*
- * Motif/Athena pseudo term-cap.
- */
- {KS_NAME, "gui"},
- {KS_CE, "\033|$"},
- {KS_AL, "\033|i"},
- # ifdef TERMINFO
- {KS_CAL, "\033|%p1%dI"},
- # else
- {KS_CAL, "\033|%dI"},
- # endif
- {KS_DL, "\033|d"},
- # ifdef TERMINFO
- {KS_CDL, "\033|%p1%dD"},
- {KS_CS, "\033|%p1%d;%p2%dR"},
- # else
- {KS_CDL, "\033|%dD"},
- {KS_CS, "\033|%d;%dR"},
- # endif
- {KS_CL, "\033|C"},
- {KS_ME, "\033|63H"}, /* 63 = HL_ALL, H = off */
- {KS_MR, "\033|1h"}, /* 1 = HL_INVERSE, h = on */
- {KS_MD, "\033|2h"}, /* 2 = HL_BOLD, h = on */
- {KS_SE, "\033|16H"}, /* 16 = HL_STANDOUT, H = off */
- {KS_SO, "\033|16h"}, /* 16 = HL_STANDOUT, h = on */
- {KS_UE, "\033|8H"}, /* 8 = HL_UNDERLINE, H = off */
- {KS_US, "\033|8h"}, /* 8 = HL_UNDERLINE, h = on */
- {KS_CZR, "\033|4H"}, /* 4 = HL_ITAL, H = off */
- {KS_CZH, "\033|4h"}, /* 4 = HL_ITAL, h = on */
- {KS_VB, "\033|f"},
- {KS_MS, "y"},
- # ifdef TERMINFO
- {KS_CM, "\033|%p1%d;%p2%dM"},
- # else
- {KS_CM, "\033|%d;%dM"},
- # endif
- /* there are no key sequences here, the GUI sequences are recognized
- * in check_termcodes() */
- #endif
-
- #ifndef NO_BUILTIN_TCAPS
-
- # if defined(AMIGA) || defined(ALL_BUILTIN_TCAPS)
- /*
- * Amiga console window, default for Amiga
- */
- {KS_NAME, "amiga"},
- {KS_CE, "\033[K"},
- {KS_CD, "\033[J"},
- {KS_AL, "\033[L"},
- # ifdef TERMINFO
- {KS_CAL, "\033[%p1%dL"},
- # else
- {KS_CAL, "\033[%dL"},
- # endif
- {KS_DL, "\033[M"},
- # ifdef TERMINFO
- {KS_CDL, "\033[%p1%dM"},
- # else
- {KS_CDL, "\033[%dM"},
- # endif
- {KS_CL, "\014"},
- {KS_VI, "\033[0 p"},
- {KS_VE, "\033[1 p"},
- {KS_ME, "\033[0m"},
- {KS_MR, "\033[7m"},
- {KS_MD, "\033[1m"},
- {KS_SE, "\033[0m"},
- {KS_SO, "\033[33m"},
- {KS_US, "\033[4m"},
- {KS_UE, "\033[0m"},
- {KS_CZH, "\033[3m"},
- {KS_CZR, "\033[0m"},
- {KS_MS, "y"},
- # ifdef TERMINFO
- {KS_CM, "\033[%i%p1%d;%p2%dH"},
- # else
- {KS_CM, "\033[%i%d;%dH"},
- # endif
- # ifdef TERMINFO
- {KS_CRI, "\033[%p1%dC"},
- # else
- {KS_CRI, "\033[%dC"},
- # endif
- {K_UP, "\233A"},
- {K_DOWN, "\233B"},
- {K_LEFT, "\233D"},
- {K_RIGHT, "\233C"},
- {K_S_UP, "\233T"},
- {K_S_DOWN, "\233S"},
- {K_S_LEFT, "\233 A"},
- {K_S_RIGHT, "\233 @"},
- {K_S_TAB, "\233Z"},
- {K_F1, "\233\060~"},/* some compilers don't understand "\2330" */
- {K_F2, "\233\061~"},
- {K_F3, "\233\062~"},
- {K_F4, "\233\063~"},
- {K_F5, "\233\064~"},
- {K_F6, "\233\065~"},
- {K_F7, "\233\066~"},
- {K_F8, "\233\067~"},
- {K_F9, "\233\070~"},
- {K_F10, "\233\071~"},
- {K_S_F1, "\233\061\060~"},
- {K_S_F2, "\233\061\061~"},
- {K_S_F3, "\233\061\062~"},
- {K_S_F4, "\233\061\063~"},
- {K_S_F5, "\233\061\064~"},
- {K_S_F6, "\233\061\065~"},
- {K_S_F7, "\233\061\066~"},
- {K_S_F8, "\233\061\067~"},
- {K_S_F9, "\233\061\070~"},
- {K_S_F10, "\233\061\071~"},
- {K_HELP, "\233?~"},
- {K_INS, "\233\064\060~"}, /* 101 key keyboard */
- {K_PAGEUP, "\233\064\061~"}, /* 101 key keyboard */
- {K_PAGEDOWN, "\233\064\062~"}, /* 101 key keyboard */
- {K_HOME, "\233\064\064~"}, /* 101 key keyboard */
- {K_END, "\233\064\065~"}, /* 101 key keyboard */
-
- {BT_EXTRA_KEYS, ""},
- {TERMCAP2KEY('#', '2'), "\233\065\064~"}, /* shifted home key */
- {TERMCAP2KEY('#', '3'), "\233\065\060~"}, /* shifted insert key */
- {TERMCAP2KEY('*', '7'), "\233\065\065~"}, /* shifted end key */
- # endif
-
- # if defined(UNIX) || defined(ALL_BUILTIN_TCAPS) || defined(SOME_BUILTIN_TCAPS) || defined(__EMX__)
- /*
- * standard ANSI terminal, default for unix
- */
- {KS_NAME, "ansi"},
- {KS_CE, "\033[K"},
- {KS_AL, "\033[L"},
- # ifdef TERMINFO
- {KS_CAL, "\033[%p1%dL"},
- # else
- {KS_CAL, "\033[%dL"},
- # endif
- {KS_DL, "\033[M"},
- # ifdef TERMINFO
- {KS_CDL, "\033[%p1%dM"},
- # else
- {KS_CDL, "\033[%dM"},
- # endif
- {KS_CL, "\033[H\033[2J"},
- {KS_ME, "\033[0m"},
- {KS_MR, "\033[7m"},
- {KS_MS, "y"},
- # ifdef TERMINFO
- {KS_CM, "\033[%i%p1%d;%p2%dH"},
- # else
- {KS_CM, "\033[%i%d;%dH"},
- # endif
- # ifdef TERMINFO
- {KS_CRI, "\033[%p1%dC"},
- # else
- {KS_CRI, "\033[%dC"},
- # endif
- # endif
-
- # if defined(MSDOS) || defined(ALL_BUILTIN_TCAPS) || defined(__EMX__)
- /*
- * These codes are valid when nansi.sys or equivalent has been installed.
- * Function keys on a PC are preceded with a NUL. These are converted into
- * K_NUL '\316' in mch_inchar(), because we cannot handle NULs in key codes.
- * CTRL-arrow is used instead of SHIFT-arrow.
- */
- #ifdef __EMX__
- {KS_NAME, "os2ansi"},
- #else
- {KS_NAME, "pcansi"},
- {KS_DL, "\033[M"},
- {KS_AL, "\033[L"},
- #endif
- {KS_CE, "\033[K"},
- {KS_CL, "\033[2J"},
- {KS_ME, "\033[0m"},
- {KS_MR, "\033[7m"},
- {KS_MS, "y"},
- # ifdef TERMINFO
- {KS_CM, "\033[%i%p1%d;%p2%dH"},
- # else
- {KS_CM, "\033[%i%d;%dH"},
- # endif
- # ifdef TERMINFO
- {KS_CRI, "\033[%p1%dC"},
- # else
- {KS_CRI, "\033[%dC"},
- # endif
- {K_UP, "\316H"},
- {K_DOWN, "\316P"},
- {K_LEFT, "\316K"},
- {K_RIGHT, "\316M"},
- {K_S_LEFT, "\316s"},
- {K_S_RIGHT, "\316t"},
- {K_F1, "\316;"},
- {K_F2, "\316<"},
- {K_F3, "\316="},
- {K_F4, "\316>"},
- {K_F5, "\316?"},
- {K_F6, "\316@"},
- {K_F7, "\316A"},
- {K_F8, "\316B"},
- {K_F9, "\316C"},
- {K_F10, "\316D"},
- {K_F11, "\316\205"}, /* guessed */
- {K_F12, "\316\206"}, /* guessed */
- {K_S_F1, "\316T"},
- {K_S_F2, "\316U"},
- {K_S_F3, "\316V"},
- {K_S_F4, "\316W"},
- {K_S_F5, "\316X"},
- {K_S_F6, "\316Y"},
- {K_S_F7, "\316Z"},
- {K_S_F8, "\316["},
- {K_S_F9, "\316\\"},
- {K_S_F10, "\316]"},
- {K_S_F11, "\316\207"}, /* guessed */
- {K_S_F12, "\316\210"}, /* guessed */
- {K_INS, "\316R"},
- {K_DEL, "\316S"},
- {K_HOME, "\316G"},
- {K_END, "\316O"},
- {K_PAGEDOWN, "\316Q"},
- {K_PAGEUP, "\316I"},
- # endif
-
- # if defined(MSDOS)
- /*
- * These codes are valid for the pc video. The entries that start with ESC |
- * are translated into conio calls in msdos.c. Default for MSDOS.
- */
- {KS_NAME, "pcterm"},
- {KS_CE, "\033|K"},
- {KS_AL, "\033|L"},
- {KS_DL, "\033|M"},
- # ifdef TERMINFO
- {KS_CS, "\033|%i%p1%d;%p2%dr"},
- # else
- {KS_CS, "\033|%i%d;%dr"},
- # endif
- {KS_CL, "\033|J"},
- {KS_ME, "\033|0m"},
- {KS_MR, "\033|112m"},
- {KS_MD, "\033|63m"},
- {KS_SE, "\033|0m"},
- {KS_SO, "\033|31m"},
- {KS_CZH, "\033|225m"}, /* italic mode: blue text on yellow */
- {KS_CZR, "\033|0m"}, /* italic mode end */
- {KS_US, "\033|67m"}, /* underscore mode: cyan text on red */
- {KS_UE, "\033|0m"}, /* underscore mode end */
- {KS_MS, "y"},
- # ifdef TERMINFO
- {KS_CM, "\033|%i%p1%d;%p2%dH"},
- # else
- {KS_CM, "\033|%i%d;%dH"},
- # endif
- #ifdef DJGPP
- {KS_VB, "\033|B"}, /* visual bell */
- #endif
- {K_UP, "\316H"},
- {K_DOWN, "\316P"},
- {K_LEFT, "\316K"},
- {K_RIGHT, "\316M"},
- {K_S_LEFT, "\316s"},
- {K_S_RIGHT, "\316t"},
- {K_S_TAB, "\316\017"},
- {K_F1, "\316;"},
- {K_F2, "\316<"},
- {K_F3, "\316="},
- {K_F4, "\316>"},
- {K_F5, "\316?"},
- {K_F6, "\316@"},
- {K_F7, "\316A"},
- {K_F8, "\316B"},
- {K_F9, "\316C"},
- {K_F10, "\316D"},
- {K_F11, "\316\205"}, /* only when nobioskey */
- {K_F12, "\316\206"}, /* only when nobioskey */
- {K_S_F1, "\316T"},
- {K_S_F2, "\316U"},
- {K_S_F3, "\316V"},
- {K_S_F4, "\316W"},
- {K_S_F5, "\316X"},
- {K_S_F6, "\316Y"},
- {K_S_F7, "\316Z"},
- {K_S_F8, "\316["},
- {K_S_F9, "\316\\"},
- {K_S_F10, "\316]"},
- {K_S_F11, "\316\207"}, /* only when nobioskey */
- {K_S_F12, "\316\210"}, /* only when nobioskey */
- {K_INS, "\316R"},
- {K_DEL, "\316S"},
- {K_HOME, "\316G"},
- {K_END, "\316O"},
- {K_PAGEDOWN, "\316Q"},
- {K_PAGEUP, "\316I"},
- # endif
-
- # if defined(WIN32) || defined(ALL_BUILTIN_TCAPS) || defined(__EMX__)
- /*
- * These codes are valid for the Win32 Console . The entries that start with
- * ESC | are translated into console calls in win32.c. The function keys
- * are also translated in win32.c.
- */
- {KS_NAME, "win32"},
- {KS_CE, "\033|K"}, /* clear to end of line */
- {KS_AL, "\033|L"}, /* add new blank line */
- # ifdef TERMINFO
- {KS_CAL, "\033|%p1%dL"}, /* add number of new blank lines */
- # else
- {KS_CAL, "\033|%dL"}, /* add number of new blank lines */
- # endif
- {KS_DL, "\033|M"}, /* delete line */
- # ifdef TERMINFO
- {KS_CDL, "\033|%p1%dM"}, /* delete number of lines */
- # else
- {KS_CDL, "\033|%dM"}, /* delete number of lines */
- # endif
- {KS_CL, "\033|J"}, /* clear screen */
- {KS_CD, "\033|j"}, /* clear to end of display */
- {KS_VI, "\033|v"}, /* cursor invisible */
- {KS_VE, "\033|V"}, /* cursor visible */
-
- {KS_ME, "\033|0m"}, /* normal mode */
- {KS_MR, "\033|112m"}, /* reverse mode: black text on lightgray */
- {KS_MD, "\033|63m"}, /* bold mode: white text on cyan */
- #if 1
- {KS_SO, "\033|31m"}, /* standout mode: white text on blue */
- {KS_SE, "\033|0m"}, /* standout mode end */
- #else
- {KS_SO, "\033|F"}, /* standout mode: high intensity text */
- {KS_SE, "\033|f"}, /* standout mode end */
- #endif
- {KS_CZH, "\033|225m"}, /* italic mode: blue text on yellow */
- {KS_CZR, "\033|0m"}, /* italic mode end */
- {KS_US, "\033|67m"}, /* underscore mode: cyan text on red */
- {KS_UE, "\033|0m"}, /* underscore mode end */
-
- {KS_MS, "y"}, /* save to move cur in reverse mode */
- # ifdef TERMINFO
- {KS_CM, "\033|%i%p1%d;%p2%dH"}, /* cursor motion */
- # else
- {KS_CM, "\033|%i%d;%dH"}, /* cursor motion */
- # endif
- {KS_VB, "\033|B"}, /* visual bell */
- {KS_TI, "\033|S"}, /* put terminal in termcap mode */
- {KS_TE, "\033|E"}, /* out of termcap mode */
- {KS_CS, "\033|%i%d;%dr"}, /* scroll region */
-
- {K_UP, "\316H"},
- {K_DOWN, "\316P"},
- {K_LEFT, "\316K"},
- {K_RIGHT, "\316M"},
- {K_S_UP, "\316\304"},
- {K_S_DOWN, "\316\317"},
- {K_S_LEFT, "\316\311"},
- {K_S_RIGHT, "\316\313"},
- {K_S_TAB, "\316\017"},
- {K_F1, "\316;"},
- {K_F2, "\316<"},
- {K_F3, "\316="},
- {K_F4, "\316>"},
- {K_F5, "\316?"},
- {K_F6, "\316@"},
- {K_F7, "\316A"},
- {K_F8, "\316B"},
- {K_F9, "\316C"},
- {K_F10, "\316D"},
- {K_F11, "\316\205"},
- {K_F12, "\316\206"},
- {K_S_F1, "\316T"},
- {K_S_F2, "\316U"},
- {K_S_F3, "\316V"},
- {K_S_F4, "\316W"},
- {K_S_F5, "\316X"},
- {K_S_F6, "\316Y"},
- {K_S_F7, "\316Z"},
- {K_S_F8, "\316["},
- {K_S_F9, "\316\\"},
- {K_S_F10, "\316]"},
- {K_S_F11, "\316\207"},
- {K_S_F12, "\316\210"},
- {K_INS, "\316R"},
- {K_DEL, "\316S"},
- {K_HOME, "\316G"},
- {K_END, "\316O"},
- {K_PAGEDOWN, "\316Q"},
- {K_PAGEUP, "\316I"},
- # endif
-
- # if defined(ALL_BUILTIN_TCAPS) || defined(__MINT__)
- /*
- * Ordinary vt52
- */
- {KS_NAME, "vt52"},
- {KS_CE, "\033K"},
- {KS_CD, "\033J"},
- {KS_CM, "\033Y%+ %+ "},
- # ifdef __MINT__
- {KS_AL, "\033L"},
- {KS_DL, "\033M"},
- {KS_CL, "\033E"},
- {KS_SR, "\033I"},
- {KS_VE, "\033e"},
- {KS_VI, "\033f"},
- {KS_SO, "\033p"},
- {KS_SE, "\033q"},
- {K_UP, "\033A"},
- {K_DOWN, "\033B"},
- {K_LEFT, "\033D"},
- {K_RIGHT, "\033C"},
- {K_S_UP, "\033a"},
- {K_S_DOWN, "\033b"},
- {K_S_LEFT, "\033d"},
- {K_S_RIGHT, "\033c"},
- {K_F1, "\033P"},
- {K_F2, "\033Q"},
- {K_F3, "\033R"},
- {K_F4, "\033S"},
- {K_F5, "\033T"},
- {K_F6, "\033U"},
- {K_F7, "\033V"},
- {K_F8, "\033W"},
- {K_F9, "\033X"},
- {K_F10, "\033Y"},
- {K_S_F1, "\033p"},
- {K_S_F2, "\033q"},
- {K_S_F3, "\033r"},
- {K_S_F4, "\033s"},
- {K_S_F5, "\033t"},
- {K_S_F6, "\033u"},
- {K_S_F7, "\033v"},
- {K_S_F8, "\033w"},
- {K_S_F9, "\033x"},
- {K_S_F10, "\033y"},
- {K_INS, "\033I"},
- {K_HOME, "\033E"},
- {K_PAGEDOWN, "\033b"},
- {K_PAGEUP, "\033a"},
- # else
- {KS_AL, "\033T"},
- {KS_DL, "\033U"},
- {KS_CL, "\033H\033J"},
- {KS_ME, "\033SO"},
- {KS_MR, "\033S2"},
- {KS_MS, "y"},
- # endif
- # endif
-
- # if defined(UNIX) || defined(ALL_BUILTIN_TCAPS) || defined(SOME_BUILTIN_TCAPS) || defined(__EMX__)
- /*
- * The xterm termcap is missing F14 and F15, because they send the same
- * codes as the undo and help key, although they don't work on all keyboards.
- */
- {KS_NAME, "xterm"},
- {KS_CE, "\033[K"},
- {KS_AL, "\033[L"},
- # ifdef TERMINFO
- {KS_CAL, "\033[%p1%dL"},
- # else
- {KS_CAL, "\033[%dL"},
- # endif
- {KS_DL, "\033[M"},
- # ifdef TERMINFO
- {KS_CDL, "\033[%p1%dM"},
- # else
- {KS_CDL, "\033[%dM"},
- # endif
- # ifdef TERMINFO
- {KS_CS, "\033[%i%p1%d;%p2%dr"},
- # else
- {KS_CS, "\033[%i%d;%dr"},
- # endif
- {KS_CL, "\033[H\033[2J"},
- {KS_CD, "\033[J"},
- {KS_ME, "\033[m"},
- {KS_MR, "\033[7m"},
- {KS_MD, "\033[1m"},
- {KS_UE, "\033[m"},
- {KS_US, "\033[4m"},
- {KS_MS, "y"},
- # ifdef TERMINFO
- {KS_CM, "\033[%i%p1%d;%p2%dH"},
- # else
- {KS_CM, "\033[%i%d;%dH"},
- # endif
- {KS_SR, "\033M"},
- # ifdef TERMINFO
- {KS_CRI, "\033[%p1%dC"},
- # else
- {KS_CRI, "\033[%dC"},
- # endif
- {KS_KS, "\033[?1h\033="},
- {KS_KE, "\033[?1l\033>"},
- # ifdef SAVE_XTERM_SCREEN
- {KS_TI, "\0337\033[?47h"},
- {KS_TE, "\033[2J\033[?47l\0338"},
- # endif
- {K_UP, "\033OA"},
- {K_DOWN, "\033OB"},
- {K_LEFT, "\033OD"},
- {K_RIGHT, "\033OC"},
- {K_S_UP, "\033Ox"},
- {K_S_DOWN, "\033Or"},
- {K_S_LEFT, "\033Ot"},
- {K_S_RIGHT, "\033Ov"},
- {K_F1, "\033[11~"},
- {K_F2, "\033[12~"},
- {K_F3, "\033[13~"},
- {K_F4, "\033[14~"},
- {K_F5, "\033[15~"},
- {K_F6, "\033[17~"},
- {K_F7, "\033[18~"},
- {K_F8, "\033[19~"},
- {K_F9, "\033[20~"},
- {K_F10, "\033[21~"},
- {K_F11, "\033[23~"},
- {K_F12, "\033[24~"},
- {K_HELP, "\033[28~"},
- {K_UNDO, "\033[26~"},
- {K_INS, "\033[2~"},
- {K_HOME, "\033[7~"},
- {K_KHOME, "\033[1~"},
- {K_END, "\033[8~"},
- {K_KEND, "\033[4~"},
- {K_PAGEUP, "\033[5~"},
- {K_PAGEDOWN, "\033[6~"},
- /* {K_DEL, "\033[3~"}, not used */
-
- {BT_EXTRA_KEYS, ""},
- {TERMCAP2KEY('k', '0'), "\033[10~"}, /* F0 */
- {TERMCAP2KEY('F', '3'), "\033[25~"}, /* F13 */
- {TERMCAP2KEY('F', '6'), "\033[29~"}, /* F16 */
- {TERMCAP2KEY('F', '7'), "\033[31~"}, /* F17 */
- {TERMCAP2KEY('F', '8'), "\033[32~"}, /* F18 */
- {TERMCAP2KEY('F', '9'), "\033[33~"}, /* F19 */
- {TERMCAP2KEY('F', 'A'), "\033[34~"}, /* F20 */
- # endif
-
- # if defined(UNIX) || defined(ALL_BUILTIN_TCAPS)
- /*
- * iris-ansi for Silicon Graphics machines.
- */
- {KS_NAME, "iris-ansi"},
- {KS_CE, "\033[K"},
- {KS_CD, "\033[J"},
- {KS_AL, "\033[L"},
- # ifdef TERMINFO
- {KS_CAL, "\033[%p1%dL"},
- # else
- {KS_CAL, "\033[%dL"},
- # endif
- {KS_DL, "\033[M"},
- # ifdef TERMINFO
- {KS_CDL, "\033[%p1%dM"},
- # else
- {KS_CDL, "\033[%dM"},
- # endif
- /*
- * This "cs" is not working correctly. What is the right one?
- */
- #if 0
- # ifdef TERMINFO
- {KS_CS, "\033[%i%p1%d;%p2%dr"},
- # else
- {KS_CS, "\033[%i%d;%dr"},
- # endif
- #endif
- {KS_CL, "\033[H\033[2J"},
- {KS_VE, "\033[9/y\033[12/y\033[=6l"},
- {KS_VS, "\033[10/y\033[=1h\033[=2l\033[=6h"},
- {KS_SE, "\033[m"},
- {KS_SO, "\033[1;7m"},
- {KS_ME, "\033[m"},
- {KS_MR, "\033[7m"},
- {KS_MD, "\033[1m"},
- {KS_UE, "\033[m"},
- {KS_US, "\033[4m"},
- {KS_MS, "y"}, /* does this really work? */
- # ifdef TERMINFO
- {KS_CM, "\033[%i%p1%d;%p2%dH"},
- # else
- {KS_CM, "\033[%i%d;%dH"},
- # endif
- {KS_SR, "\033M"},
- # ifdef TERMINFO
- {KS_CRI, "\033[%p1%dC"},
- # else
- {KS_CRI, "\033[%dC"},
- # endif
- {K_UP, "\033[A"},
- {K_DOWN, "\033[B"},
- {K_LEFT, "\033[D"},
- {K_RIGHT, "\033[C"},
- {K_S_UP, "\033[161q"},
- {K_S_DOWN, "\033[164q"},
- {K_S_LEFT, "\033[158q"},
- {K_S_RIGHT, "\033[167q"},
- {K_F1, "\033[001q"},
- {K_F2, "\033[002q"},
- {K_F3, "\033[003q"},
- {K_F4, "\033[004q"},
- {K_F5, "\033[005q"},
- {K_F6, "\033[006q"},
- {K_F7, "\033[007q"},
- {K_F8, "\033[008q"},
- {K_F9, "\033[009q"},
- {K_F10, "\033[010q"},
- {K_F11, "\033[011q"},
- {K_F12, "\033[012q"},
- {K_S_F1, "\033[013q"},
- {K_S_F2, "\033[014q"},
- {K_S_F3, "\033[015q"},
- {K_S_F4, "\033[016q"},
- {K_S_F5, "\033[017q"},
- {K_S_F6, "\033[018q"},
- {K_S_F7, "\033[019q"},
- {K_S_F8, "\033[020q"},
- {K_S_F9, "\033[021q"},
- {K_S_F10, "\033[022q"},
- {K_S_F11, "\033[023q"},
- {K_S_F12, "\033[024q"},
- {K_INS, "\033[139q"},
- {K_HOME, "\033[H"},
- {K_END, "\033[146q"},
- {K_PAGEUP, "\033[150q"},
- {K_PAGEDOWN, "\033[154q"},
- # endif
-
- # if defined(DEBUG) || defined(ALL_BUILTIN_TCAPS)
- /*
- * for debugging
- */
- {KS_NAME, "debug"},
- {KS_CE, "[CE]"},
- {KS_CD, "[CD]"},
- {KS_AL, "[AL]"},
- # ifdef TERMINFO
- {KS_CAL, "[CAL%p1%d]"},
- # else
- {KS_CAL, "[CAL%d]"},
- # endif
- {KS_DL, "[DL]"},
- # ifdef TERMINFO
- {KS_CDL, "[CDL%p1%d]"},
- # else
- {KS_CDL, "[CDL%d]"},
- # endif
- # ifdef TERMINFO
- {KS_CS, "[%dCS%p1%d]"},
- # else
- {KS_CS, "[%dCS%d]"},
- # endif
- {KS_CL, "[CL]"},
- {KS_VI, "[VI]"},
- {KS_VE, "[VE]"},
- {KS_VS, "[VS]"},
- {KS_ME, "[ME]"},
- {KS_MR, "[MR]"},
- {KS_MD, "[MD]"},
- {KS_SE, "[SE]"},
- {KS_SO, "[SO]"},
- {KS_UE, "[UE]"},
- {KS_US, "[US]"},
- {KS_MS, "[MS]"},
- # ifdef TERMINFO
- {KS_CM, "[%p1%dCM%p2%d]"},
- # else
- {KS_CM, "[%dCM%d]"},
- # endif
- {KS_SR, "[SR]"},
- # ifdef TERMINFO
- {KS_CRI, "[CRI%p1%d]"},
- # else
- {KS_CRI, "[CRI%d]"},
- # endif
- {KS_VB, "[VB]"},
- {KS_KS, "[KS]"},
- {KS_KE, "[KE]"},
- {KS_TI, "[TI]"},
- {KS_TE, "[TE]"},
- {K_UP, "[KU]"},
- {K_DOWN, "[KD]"},
- {K_LEFT, "[KL]"},
- {K_RIGHT, "[KR]"},
- {K_S_UP, "[S-KU]"},
- {K_S_DOWN, "[S-KD]"},
- {K_S_LEFT, "[S-KL]"},
- {K_S_RIGHT, "[S-KR]"},
- {K_F1, "[F1]"},
- {K_F2, "[F2]"},
- {K_F3, "[F3]"},
- {K_F4, "[F4]"},
- {K_F5, "[F5]"},
- {K_F6, "[F6]"},
- {K_F7, "[F7]"},
- {K_F8, "[F8]"},
- {K_F9, "[F9]"},
- {K_F10, "[F10]"},
- {K_F11, "[F11]"},
- {K_F12, "[F12]"},
- {K_S_F1, "[S-F1]"},
- {K_S_F2, "[S-F2]"},
- {K_S_F3, "[S-F3]"},
- {K_S_F4, "[S-F4]"},
- {K_S_F5, "[S-F5]"},
- {K_S_F6, "[S-F6]"},
- {K_S_F7, "[S-F7]"},
- {K_S_F8, "[S-F8]"},
- {K_S_F9, "[S-F9]"},
- {K_S_F10, "[S-F10]"},
- {K_S_F11, "[S-F11]"},
- {K_S_F12, "[S-F12]"},
- {K_HELP, "[HELP]"},
- {K_UNDO, "[UNDO]"},
- {K_BS, "[BS]"},
- {K_INS, "[INS]"},
- {K_DEL, "[DEL]"},
- {K_HOME, "[HOME]"},
- {K_END, "[END]"},
- {K_PAGEUP, "[PAGEUP]"},
- {K_PAGEDOWN, "[PAGEDOWN]"},
- {K_KHOME, "[KHOME]"},
- {K_KEND, "[KEND]"},
- {K_KPAGEUP, "[KPAGEUP]"},
- {K_KPAGEDOWN, "[KPAGEDOWN]"},
- {K_MOUSE, "[MOUSE]"},
- # endif
-
- #endif /* NO_BUILTIN_TCAPS */
-
- /*
- * The most minimal terminal: only clear screen and cursor positioning
- * Always included.
- */
- {KS_NAME, "dumb"},
- {KS_CL, "\014"},
- #ifdef TERMINFO
- {KS_CM, "\033[%i%p1%d;%p2%dH"},
- #else
- {KS_CM, "\033[%i%d;%dH"},
- #endif
-
- /*
- * end marker
- */
- {KS_NAME, NULL}
-
- }; /* end of builtin_termcaps */
-
- /*
- * DEFAULT_TERM is used, when no terminal is specified with -T option or $TERM.
- */
- #ifdef AMIGA
- # define DEFAULT_TERM (char_u *)"amiga"
- #endif /* AMIGA */
-
- #ifdef WIN32
- # define DEFAULT_TERM (char_u *)"win32"
- #endif /* WIN32 */
-
- #ifdef MSDOS
- # define DEFAULT_TERM (char_u *)"pcterm"
- #endif /* MSDOS */
-
- #if defined(UNIX) && !defined(__MINT__)
- # define DEFAULT_TERM (char_u *)"ansi"
- #endif /* UNIX */
-
- #ifdef __MINT__
- # define DEFAULT_TERM (char_u *)"vt52"
- #endif /* __MINT__ */
-
- #ifdef __EMX__
- # define DEFAULT_TERM (char_u *)"os2ansi"
- #endif /* __EMX__ */
-
- #ifdef VMS
- # define DEFAULT_TERM (char_u *)"ansi"
- #endif /* VMS */
-
- /*
- * Term_strings contains currently used terminal output strings.
- * It is initialized with the default values by parse_builtin_tcap().
- * The values can be changed by setting the option with the same name.
- */
- char_u *(term_strings[KS_LAST + 1]);
-
- static int need_gather = FALSE; /* need to fill termleader[] */
- static char_u termleader[256 + 1]; /* for check_termcode() */
-
- static struct builtin_term *
- find_builtin_term(term)
- char_u *term;
- {
- struct builtin_term *p;
-
- p = builtin_termcaps;
- while (p->bt_string != NULL)
- {
- if (p->bt_entry == KS_NAME)
- {
- #ifdef UNIX
- if (STRCMP(p->bt_string, "iris-ansi") == 0 && is_iris_ansi(term))
- return p;
- else if (STRCMP(p->bt_string, "xterm") == 0 && is_xterm(term))
- return p;
- else
- #endif
- if (STRCMP(term, p->bt_string) == 0)
- return p;
- }
- ++p;
- }
- return p;
- }
-
- /*
- * Parsing of the builtin termcap entries.
- * Caller should check if 'name' is a valid builtin term.
- * The terminal's name is not set, as this is already done in termcapinit().
- */
- static void
- parse_builtin_tcap(term)
- char_u *term;
- {
- struct builtin_term *p;
- char_u name[2];
-
- p = find_builtin_term(term);
- for (++p; p->bt_entry != KS_NAME && p->bt_entry != BT_EXTRA_KEYS; ++p)
- {
- if (p->bt_entry < 0x100) /* KS_xx entry */
- {
- if (term_strings[p->bt_entry] == NULL ||
- term_strings[p->bt_entry] == empty_option)
- term_strings[p->bt_entry] = (char_u *)p->bt_string;
- }
- else
- {
- name[0] = KEY2TERMCAP0(p->bt_entry);
- name[1] = KEY2TERMCAP1(p->bt_entry);
- if (find_termcode(name) == NULL)
- add_termcode(name, (char_u *)p->bt_string);
- }
- }
- }
-
- /*
- * Set terminal options for terminal "term".
- * Return OK if terminal 'term' was found in a termcap, FAIL otherwise.
- *
- * While doing this, until ttest(), some options may be NULL, be careful.
- */
- int
- set_termname(term)
- char_u *term;
- {
- struct builtin_term *termp;
- #ifdef HAVE_TGETENT
- int builtin_first = p_tbi;
- int try;
- int termcap_cleared = FALSE;
- #endif
- int width = 0, height = 0;
- char_u *error_msg = NULL;
- char_u *bs_p, *del_p;
-
- if (is_builtin_term(term))
- {
- term += 8;
- #ifdef HAVE_TGETENT
- builtin_first = 1;
- #endif
- }
-
- /*
- * If HAVE_TGETENT is not defined, only the builtin termcap is used, otherwise:
- * If builtin_first is TRUE:
- * 0. try builtin termcap
- * 1. try external termcap
- * 2. if both fail default to a builtin terminal
- * If builtin_first is FALSE:
- * 1. try external termcap
- * 2. try builtin termcap, if both fail default to a builtin terminal
- */
- #ifdef HAVE_TGETENT
- for (try = builtin_first ? 0 : 1; try < 3; ++try)
- {
- /*
- * Use external termcap
- */
- if (try == 1)
- {
- char_u *p;
- static char_u tstrbuf[TBUFSZ];
- int i;
- char_u tbuf[TBUFSZ];
- char_u *tp = tstrbuf;
- static char *(key_names[]) =
- {
- "ku", "kd", "kr", /* "kl" is a special case */
- # ifdef ARCHIE
- "su", "sd", /* Termcap code made up! */
- # endif
- "#4", "%i",
- "k1", "k2", "k3", "k4", "k5", "k6",
- "k7", "k8", "k9", "k;", "F1", "F2",
- "%1", "&8", "kb", "kI", "kD", "kh",
- "@7", "kP", "kN", "K1", "K3", "K4", "K5",
- NULL
- };
- static struct {
- int dest; /* index in term_strings[] */
- char *name; /* termcap name for string */
- } string_names[] =
- { {KS_CE, "ce"}, {KS_AL, "al"}, {KS_CAL, "AL"},
- {KS_DL, "dl"}, {KS_CDL, "DL"}, {KS_CS, "cs"},
- {KS_CL, "cl"}, {KS_CD, "cd"},
- {KS_VI, "vi"}, {KS_VE, "ve"},
- {KS_VS, "vs"}, {KS_ME, "me"}, {KS_MR, "mr"},
- {KS_MD, "md"}, {KS_SE, "se"}, {KS_SO, "so"},
- {KS_CZH, "ZH"}, {KS_CZR, "ZR"}, {KS_UE, "ue"},
- {KS_US, "us"}, {KS_CM, "cm"}, {KS_SR, "sr"},
- {KS_CRI, "RI"}, {KS_VB, "vb"}, {KS_KS, "ks"},
- {KS_KE, "ke"}, {KS_TI, "ti"}, {KS_TE, "te"},
- {0, NULL}
- };
-
- /*
- * If the external termcap does not have a matching entry, try the
- * builtin ones.
- */
- if ((error_msg = tgetent_error(tbuf, term)) == NULL)
- {
- if (!termcap_cleared)
- {
- clear_termoptions(); /* clear old options */
- termcap_cleared = TRUE;
- }
-
- /* get output strings */
- for (i = 0; string_names[i].name != NULL; ++i)
- {
- if (term_strings[string_names[i].dest] == NULL ||
- term_strings[string_names[i].dest] == empty_option)
- term_strings[string_names[i].dest] =
- TGETSTR(string_names[i].name, &tp);
- }
-
- if ((T_MS == NULL || T_MS == empty_option) && tgetflag("ms"))
- T_MS = (char_u *)"y";
- if ((T_DB == NULL || T_DB == empty_option) && tgetflag("db"))
- T_DB = (char_u *)"y";
- if ((T_DA == NULL || T_DA == empty_option) && tgetflag("da"))
- T_DA = (char_u *)"y";
-
-
- /* get key codes */
-
- for (i = 0; key_names[i] != NULL; ++i)
- {
- if (find_termcode((char_u *)key_names[i]) == NULL)
- add_termcode((char_u *)key_names[i],
- TGETSTR(key_names[i], &tp));
- }
-
- /* if cursor-left == backspace, ignore it (televideo 925) */
- if (find_termcode((char_u *)"kl") == NULL)
- {
- p = TGETSTR("kl", &tp);
- if (p != NULL && *p != Ctrl('H'))
- add_termcode((char_u *)"kl", p);
- }
-
- if (height == 0)
- height = tgetnum("li");
- if (width == 0)
- width = tgetnum("co");
-
- # ifndef hpux
- BC = (char *)TGETSTR("bc", &tp);
- UP = (char *)TGETSTR("up", &tp);
- p = TGETSTR("pc", &tp);
- if (p)
- PC = *p;
- # endif /* hpux */
- }
- }
- else /* try == 0 || try == 2 */
- #endif /* HAVE_TGETENT */
- /*
- * Use builtin termcap
- */
- {
- #ifdef HAVE_TGETENT
- /*
- * If builtin termcap was already used, there is no need to search
- * for the builtin termcap again, quit now.
- */
- if (try == 2 && builtin_first && termcap_cleared)
- break;
- #endif
- /*
- * search for 'term' in builtin_termcaps[]
- */
- termp = find_builtin_term(term);
- if (termp->bt_string == NULL) /* did not find it */
- {
- #ifdef HAVE_TGETENT
- /*
- * If try == 0, first try the external termcap. If that is not
- * found we'll get back here with try == 2.
- * If termcap_cleared is set we used the external termcap,
- * don't complain about not finding the term in the builtin
- * termcap.
- */
- if (try == 0) /* try external one */
- continue;
- if (termcap_cleared) /* found in external termcap */
- break;
- #endif
-
- fprintf(stderr, "\r\n");
- if (error_msg != NULL)
- {
- fprintf(stderr, (char *)error_msg);
- fprintf(stderr, "\r\n");
- }
- fprintf(stderr, "'%s' not known. Available builtin terminals are:\r\n", term);
- for (termp = &(builtin_termcaps[0]); termp->bt_string != NULL;
- ++termp)
- {
- if (termp->bt_entry == KS_NAME)
- #ifdef HAVE_TGETENT
- fprintf(stderr, " builtin_%s\r\n", termp->bt_string);
- #else
- fprintf(stderr, " %s\r\n", termp->bt_string);
- #endif
- }
- if (!starting) /* when user typed :set term=xxx, quit here */
- {
- screen_start(); /* don't know where cursor is now */
- wait_return(TRUE);
- return FAIL;
- }
- term = DEFAULT_TERM;
- fprintf(stderr, "defaulting to '%s'\r\n", term);
- screen_start(); /* don't know where cursor is now */
- mch_delay(2000L, TRUE);
- set_string_option((char_u *)"term", -1, term, TRUE);
- }
- flushbuf();
- #ifdef HAVE_TGETENT
- if (!termcap_cleared)
- {
- #endif
- clear_termoptions(); /* clear old options */
- #ifdef HAVE_TGETENT
- termcap_cleared = TRUE;
- }
- #endif
- parse_builtin_tcap(term);
- #ifdef USE_GUI
- if (STRCMP(term, "gui") == 0)
- {
- flushbuf();
- gui_init();
- }
- #endif /* USE_GUI */
- }
- #ifdef HAVE_TGETENT
- }
- #endif
-
- /*
- * special: There is no info in the termcap about whether the cursor
- * positioning is relative to the start of the screen or to the start of the
- * scrolling region. We just guess here. Only msdos pcterm is known to do it
- * relative.
- */
- if (STRCMP(term, "pcterm") == 0)
- T_CSC = (char_u *)"yes";
- else
- T_CSC = empty_option;
-
- #ifdef UNIX
- /*
- * Any "stty" settings override the default for t_kb from the termcap.
- * This is in unix.c, because it depends a lot on the version of unix that is
- * being used.
- * Don't do this when the GUI is active, it uses "t_kb" and "t_kD" directly.
- */
- #ifdef USE_GUI
- if (!gui.in_use)
- #endif
- get_stty();
- #endif
-
- /*
- * If the termcap has no entry for 'bs' and/or 'del' and the ioctl() also
- * didn't work, use the default CTRL-H
- * The default for t_kD is DEL, unless t_kb is DEL.
- * The strsave'd strings are probably lost forever, well it's only two bytes.
- * Don't do this when the GUI is active, it uses "t_kb" and "t_kD" directly.
- */
- #ifdef USE_GUI
- if (!gui.in_use)
- #endif
- {
- bs_p = find_termcode((char_u *)"kb");
- del_p = find_termcode((char_u *)"kD");
- if (bs_p == NULL || *bs_p == NUL)
- add_termcode((char_u *)"kb", (bs_p = (char_u *)"\010"));
- if ((del_p == NULL || *del_p == NUL) &&
- (bs_p == NULL || *bs_p != '\177'))
- add_termcode((char_u *)"kD", (char_u *)"\177");
- }
-
- #ifdef USE_MOUSE
- /*
- * recognize mouse events in the input stream for xterm, msdos and win32
- */
- {
- char_u name[2];
-
- name[0] = KS_MOUSE;
- name[1] = K_FILLER;
- # ifdef UNIX
- if (is_xterm(term))
- add_termcode(name, (char_u *)"\033[M");
- # else
- add_termcode(name, (char_u *)"\233M");
- # endif
- }
- #endif
-
- #if defined(AMIGA) || defined(MSDOS) || defined(WIN32) || defined(OS2)
- /* DEFAULT_TERM indicates that it is the machine console. */
- if (STRCMP(term, DEFAULT_TERM))
- term_console = FALSE;
- else
- {
- term_console = TRUE;
- # ifdef AMIGA
- win_resize_on(); /* enable window resizing reports */
- # endif
- }
- #endif
-
- #ifdef UNIX
- /*
- * 'ttyfast' is default on for xterm, iris-ansi and a few others.
- */
- if (is_fastterm(term))
- p_tf = TRUE;
- #endif
- #if defined(AMIGA) || defined(MSDOS) || defined(WIN32) || defined(OS2)
- /*
- * 'ttyfast' is default on Amiga, MSDOS, Win32, and OS/2 consoles
- */
- if (term_console)
- p_tf = TRUE;
- #endif
-
- ttest(TRUE); /* make sure we have a valid set of terminal codes */
- set_term_defaults(); /* use current values as defaults */
-
- /*
- * Initialize the terminal with the appropriate termcap codes.
- * Set the mouse and window title if possible.
- * Don't do this when starting, need to parse the .vimrc first, because it
- * may redefine t_TI etc.
- */
- if (!starting)
- {
- starttermcap(); /* may change terminal mode */
- #ifdef USE_MOUSE
- setmouse(); /* may start using the mouse */
- #endif
- maketitle(); /* may display window title */
- }
-
- /* display initial screen after ttest() checking. jw. */
- if (width <= 0 || height <= 0)
- {
- /* termcap failed to report size */
- /* set defaults, in case mch_get_winsize also fails */
- width = 80;
- #if defined MSDOS || defined WIN32
- height = 25; /* console is often 25 lines */
- #else
- height = 24; /* most terminals are 24 lines */
- #endif
- }
- set_winsize(width, height, FALSE); /* may change Rows */
- if (!starting)
- {
- if (scroll_region)
- scroll_region_reset(); /* In case Rows changed */
- check_map_keycodes(); /* check mappings for terminal codes used */
- }
-
- return OK;
- }
-
- #ifdef HAVE_TGETENT
- /*
- * Call tgetent()
- * Return error message if it fails, NULL if it's OK.
- */
- static char_u *
- tgetent_error(tbuf, term)
- char_u *tbuf;
- char_u *term;
- {
- int i;
-
- i = TGETENT(tbuf, term);
- if (i == -1)
- return (char_u *)"Cannot open termcap file";
- if (i == 0)
- #ifdef TERMINFO
- return (char_u *)"Terminal entry not found in terminfo";
- #else
- return (char_u *)"Terminal entry not found in termcap";
- #endif
- return NULL;
- }
- #endif /* HAVE_TGETENT */
-
- #if defined(HAVE_TGETENT) && (defined(UNIX) || defined(__EMX__))
- /*
- * Get Columns and Rows from the termcap. Used after a window signal if the
- * ioctl() fails. It doesn't make sense to call tgetent each time if the "co"
- * and "li" entries never change. But on some systems this works.
- * Errors while getting the entries are ignored.
- */
- void
- getlinecol()
- {
- char_u tbuf[TBUFSZ];
-
- if (term_strings[KS_NAME] != NULL && *term_strings[KS_NAME] != NUL &&
- TGETENT(tbuf, term_strings[KS_NAME]) > 0)
- {
- if (Columns == 0)
- Columns = tgetnum("co");
- if (Rows == 0)
- Rows = tgetnum("li");
- }
- }
- #endif /* defined(HAVE_TGETENT) && defined(UNIX) */
-
- /*
- * Get a string entry from the termcap and add it to the list of termcodes.
- * Used for <t_xx> special keys.
- * Give an error message for failure when not sourcing.
- * If force given, replace an existing entry.
- * Return FAIL if the entry was not found, OK if the entry was added.
- */
- int
- add_termcap_entry(name, force)
- char_u *name;
- int force;
- {
- char_u *term;
- int key;
- struct builtin_term *termp;
- #ifdef HAVE_TGETENT
- char_u *string;
- int i;
- int builtin_first;
- char_u tbuf[TBUFSZ];
- char_u tstrbuf[TBUFSZ];
- char_u *tp = tstrbuf;
- char_u *error_msg = NULL;
- #endif
-
- /*
- * If the GUI is running or will start in a moment, we only support the keys
- * that the GUI can produce.
- */
- #ifdef USE_GUI
- if (gui.in_use || gui.starting)
- return gui_mch_haskey(name);
- #endif
-
- if (!force && find_termcode(name) != NULL) /* it's already there */
- return OK;
-
- term = term_strings[KS_NAME];
- if (term == NULL) /* just in case */
- return FAIL;
-
- if (is_builtin_term(term)) /* name starts with "builtin_" */
- {
- term += 8;
- #ifdef HAVE_TGETENT
- builtin_first = TRUE;
- #endif
- }
- #ifdef HAVE_TGETENT
- else
- builtin_first = p_tbi;
- #endif
-
- #ifdef HAVE_TGETENT
- /*
- * We can get the entry from the builtin termcap and from the external one.
- * If 'ttybuiltin' is on or the terminal name starts with "builtin_", try
- * builtin termcap first.
- * If 'ttybuiltin' is off, try external termcap first.
- */
- for (i = 0; i < 2; ++i)
- {
- if (!builtin_first == i)
- #endif
- /*
- * Search in builtin termcap
- */
- {
- termp = find_builtin_term(term);
- if (termp->bt_string != NULL) /* found it */
- {
- key = TERMCAP2KEY(name[0], name[1]);
- while (termp->bt_entry != KS_NAME)
- {
- if (termp->bt_entry == key)
- {
- add_termcode(name, (char_u *)termp->bt_string);
- return OK;
- }
- ++termp;
- }
- }
- }
- #ifdef HAVE_TGETENT
- else
- /*
- * Search in external termcap
- */
- {
- error_msg = tgetent_error(tbuf, term);
- if (error_msg == NULL)
- {
- string = TGETSTR((char *)name, &tp);
- if (string != NULL && *string != NUL)
- {
- add_termcode(name, string);
- return OK;
- }
- }
- }
- }
- #endif
-
- if (sourcing_name == NULL)
- {
- #ifdef HAVE_TGETENT
- if (error_msg != NULL)
- EMSG(error_msg);
- else
- #endif
- EMSG2("No \"%s\" entry in termcap", name);
- }
- return FAIL;
- }
-
- static int
- is_builtin_term(name)
- char_u *name;
- {
- return (STRNCMP(name, "builtin_", (size_t)8) == 0);
- }
-
- static char_u *tltoa __PARMS((unsigned long));
-
- static char_u *
- tltoa(i)
- unsigned long i;
- {
- static char_u buf[16];
- char_u *p;
-
- p = buf + 15;
- *p = '\0';
- do
- {
- --p;
- *p = (char_u) (i % 10 + '0');
- i /= 10;
- }
- while (i > 0 && p > buf);
- return p;
- }
-
- #ifndef HAVE_TGETENT
-
- /*
- * minimal tgoto() implementation.
- * no padding and we only parse for %i %d and %+char
- */
- char *tgoto __ARGS((char *, int, int));
-
- char *
- tgoto(cm, x, y)
- char *cm;
- int x, y;
- {
- static char buf[30];
- char *p, *s, *e;
-
- if (!cm)
- return "OOPS";
- e = buf + 29;
- for (s = buf; s < e && *cm; cm++)
- {
- if (*cm != '%')
- {
- *s++ = *cm;
- continue;
- }
- switch (*++cm)
- {
- case 'd':
- p = (char *)tltoa((unsigned long)y);
- y = x;
- while (*p)
- *s++ = *p++;
- break;
- case 'i':
- x++;
- y++;
- break;
- case '+':
- *s++ = (char)(*++cm + y);
- y = x;
- break;
- case '%':
- *s++ = *cm;
- break;
- default:
- return "OOPS";
- }
- }
- *s = '\0';
- return buf;
- }
-
- #endif /* HAVE_TGETENT */
-
- /*
- * Set the terminal name to "term" and initialize the terminal options.
- * If "term" is NULL or empty, get the terminal name from the environment.
- * If that fails, use the default terminal name.
- */
- void
- termcapinit(term)
- char_u *term;
- {
- #ifndef WIN32
- if (!term || !*term)
- term = vim_getenv((char_u *)"TERM");
- #endif
- if (!term || !*term)
- term = DEFAULT_TERM;
- set_string_option((char_u *)"term", -1, term, TRUE);
- /*
- * Avoid using "term" here, because the next vim_getenv() may overwrite it.
- */
- set_termname(term_strings[KS_NAME] != NULL ? term_strings[KS_NAME] : term);
- }
-
- /*
- * the number of calls to mch_write is reduced by using the buffer "outbuf"
- */
- #undef BSIZE /* hpux has BSIZE in sys/option.h */
- #define BSIZE 2048
- static char_u outbuf[BSIZE];
- static int bpos = 0; /* number of chars in outbuf */
-
- /*
- * flushbuf(): flush the output buffer
- */
- void
- flushbuf()
- {
- if (bpos != 0)
- {
- mch_write(outbuf, bpos);
- bpos = 0;
- }
- }
-
- #ifdef USE_GUI
- /*
- * trash_output_buf(): Throw away the contents of the output buffer
- */
- void
- trash_output_buf()
- {
- bpos = 0;
- }
- #endif
-
- /*
- * outchar(c): put a character into the output buffer.
- * Flush it if it becomes full.
- * This should not be used for outputting text on the screen (use functions like
- * msg_outstr() and screen_outchar() for that).
- */
- void
- outchar(c)
- unsigned c;
- {
- #if defined(UNIX) || defined(VMS) || defined(AMIGA)
- if (c == '\n') /* turn LF into CR-LF (CRMOD doesn't seem to do this) */
- outchar('\r');
- #endif
-
- outbuf[bpos++] = c;
-
- /* For testing we flush each time. */
- if (bpos >= BSIZE || p_wd)
- flushbuf();
- }
-
- static void outchar_nf __ARGS((unsigned));
-
- /*
- * outchar_nf(c): like outchar(), but don't flush when p_wd is set
- */
- static void
- outchar_nf(c)
- unsigned c;
- {
- #if defined(UNIX) || defined(VMS) || defined(AMIGA)
- if (c == '\n') /* turn LF into CR-LF (CRMOD doesn't seem to do this) */
- outchar_nf('\r');
- #endif
-
- outbuf[bpos++] = c;
-
- /* For testing we flush each time. */
- if (bpos >= BSIZE)
- flushbuf();
- }
-
- /*
- * a never-padding outstr.
- * use this whenever you don't want to run the string through tputs.
- * tputs above is harmless, but tputs from the termcap library
- * is likely to strip off leading digits, that it mistakes for padding
- * information. (jw)
- * This should only be used for writing terminal codes, not for outputting
- * normal text (use functions like msg_outstr() and screen_outchar() for that).
- */
- void
- outstrn(s)
- char_u *s;
- {
- if (bpos > BSIZE - 20) /* avoid terminal strings being split up */
- flushbuf();
- while (*s)
- outchar_nf(*s++);
-
- /* For testing we write one string at a time. */
- if (p_wd)
- flushbuf();
- }
-
- /*
- * outstr(s): put a string character at a time into the output buffer.
- * If HAVE_TGETENT is defined use the termcap parser. (jw)
- * This should only be used for writing terminal codes, not for outputting
- * normal text (use functions like msg_outstr() and screen_outchar() for that).
- */
- void
- outstr(s)
- register char_u *s;
- {
- if (bpos > BSIZE - 20) /* avoid terminal strings being split up */
- flushbuf();
- if (s)
- #ifdef HAVE_TGETENT
- tputs((char *)s, 1, TPUTSFUNCAST outchar_nf);
- #else
- while (*s)
- outchar_nf(*s++);
- #endif
-
- /* For testing we write one string at a time. */
- if (p_wd)
- flushbuf();
- }
-
- /*
- * cursor positioning using termcap parser. (jw)
- */
- void
- windgoto(row, col)
- int row;
- int col;
- {
- if (col != screen_cur_col || row != screen_cur_row)
- {
- /*
- * When positioning on the same row, column 0, use CR, it's just one
- * character. Don't do this when the cursor has moved past the end of
- * the line, the cursor position is undefined then.
- */
- if (row == screen_cur_row && col == 0 && screen_cur_col < Columns)
- {
- outchar('\r');
- screen_cur_col = 0;
- }
- else
- {
- OUTSTR(tgoto((char *)T_CM, col, row));
- screen_cur_col = col;
- screen_cur_row = row;
- }
- }
- }
-
- /*
- * Set cursor to current position.
- */
-
- void
- setcursor()
- {
- if (!RedrawingDisabled)
- windgoto(curwin->w_winpos + curwin->w_row,
- #ifdef RIGHTLEFT
- curwin->w_p_rl ? (int)Columns - 1 - curwin->w_col :
- #endif
- curwin->w_col);
- }
-
- /*
- * Make sure we have a valid set or terminal options.
- * Replace all entries that are NULL by empty_option
- */
- void
- ttest(pairs)
- int pairs;
- {
- char *t = NULL;
-
- check_options(); /* make sure no options are NULL */
-
- /* hard requirements */
- if (*T_CL == NUL) /* erase display */
- t = "cl";
- if (*T_CM == NUL) /* cursor motion */
- t = "cm";
-
- if (t)
- EMSG2("terminal capability %s required", t);
-
- /*
- * if "cs" defined, use a scroll region, it's faster.
- */
- if (*T_CS != NUL)
- scroll_region = TRUE;
- else
- scroll_region = FALSE;
-
- if (pairs)
- {
- /* optional pairs */
- /* TP goes to normal mode for TI (invert) and TB (bold) */
- if (*T_ME == NUL)
- T_ME = T_MR = T_MD = empty_option;
- if (*T_SO == NUL || *T_SE == NUL)
- T_SO = T_SE = empty_option;
- if (*T_US == NUL || *T_UE == NUL)
- T_US = T_UE = empty_option;
- if (*T_CZH == NUL || *T_CZR == NUL)
- T_CZH = T_CZR = empty_option;
- /* T_VE is needed even though T_VI is not defined */
- if (*T_VE == NUL)
- T_VI = empty_option;
- /* if 'mr' or 'me' is not defined use 'so' and 'se' */
- if (*T_ME == NUL)
- {
- T_ME = T_SE;
- T_MR = T_SO;
- T_MD = T_SO;
- }
- /* if 'so' or 'se' is not defined use 'mr' and 'me' */
- if (*T_SO == NUL)
- {
- T_SE = T_ME;
- if (*T_MR == NUL)
- T_SO = T_MD;
- else
- T_SO = T_MR;
- }
- /* if 'ZH' or 'ZR' is not defined use 'mr' and 'me' */
- if (*T_CZH == NUL)
- {
- T_CZR = T_ME;
- if (*T_MR == NUL)
- T_CZH = T_MD;
- else
- T_CZH = T_MR;
- }
- }
- need_gather = TRUE;
- }
-
- /*
- * Represent the given long_u as individual bytes, with the most significant
- * byte first, and store them in dst.
- */
- void
- add_long_to_buf(val, dst)
- long_u val;
- char_u *dst;
- {
- int i;
- int shift;
-
- for (i = 1; i <= sizeof(long_u); i++)
- {
- shift = 8 * (sizeof(long_u) - i);
- dst[i - 1] = (char_u) ((val >> shift) & 0xff);
- }
- }
-
- /*
- * Interpret the next string of bytes in buf as a long integer, with the most
- * significant byte first. Note that it is assumed that buf has been through
- * inchar(), so that NUL and K_SPECIAL will be represented as three bytes each.
- * Puts result in val, and returns the number of bytes read from buf
- * (between sizeof(long_u) and 2 * sizeof(long_u)), or -1 if not enough bytes
- * were present.
- */
- int
- get_long_from_buf(buf, val)
- char_u *buf;
- long_u *val;
- {
- int len;
- char_u bytes[sizeof(long_u)];
- int i;
- int shift;
-
- *val = 0;
- len = get_bytes_from_buf(buf, bytes, (int)sizeof(long_u));
- if (len != -1)
- {
- for (i = 0; i < sizeof(long_u); i++)
- {
- shift = 8 * (sizeof(long_u) - 1 - i);
- *val += (long_u)bytes[i] << shift;
- }
- }
- return len;
- }
-
- /*
- * Read the next num_bytes bytes from buf, and store them in bytes. Assume
- * that buf has been through inchar(). Returns the actual number of bytes used
- * from buf (between num_bytes and num_bytes*2), or -1 if not enough bytes were
- * available.
- */
- static int
- get_bytes_from_buf(buf, bytes, num_bytes)
- char_u *buf;
- char_u *bytes;
- int num_bytes;
- {
- int len = 0;
- int i;
- char_u c;
-
- for (i = 0; i < num_bytes; i++)
- {
- if ((c = buf[len++]) == NUL)
- return -1;
- if (c == K_SPECIAL)
- {
- if (buf[len] == NUL || buf[len + 1] == NUL) /* cannot happen? */
- return -1;
- if (buf[len++] == KS_ZERO)
- c = NUL;
- ++len; /* skip K_FILLER */
- /* else it should be KS_SPECIAL, and c already equals K_SPECIAL */
- }
- bytes[i] = c;
- }
- return len;
- }
-
- /*
- * outnum - output a (big) number fast
- */
- void
- outnum(n)
- register long n;
- {
- OUTSTRN(tltoa((unsigned long)n));
- }
-
- void
- check_winsize()
- {
- static int old_Rows = 0;
-
- if (Columns < MIN_COLUMNS)
- Columns = MIN_COLUMNS;
- if (Rows < min_rows()) /* need room for one window and command line */
- Rows = min_rows();
-
- if (old_Rows != Rows)
- {
- old_Rows = Rows;
- screen_new_rows(); /* may need to update window sizes */
- }
- }
-
- /*
- * set window size
- * If 'mustset' is TRUE, we must set Rows and Columns, do not get real
- * window size (this is used for the :win command).
- * If 'mustset' is FALSE, we may try to get the real window size and if
- * it fails use 'width' and 'height'.
- */
- void
- set_winsize(width, height, mustset)
- int width, height;
- int mustset;
- {
- register int tmp;
-
- if (width < 0 || height < 0) /* just checking... */
- return;
-
- /* postpone the resizing */
- if (State == HITRETURN || State == SETWSIZE)
- {
- State = SETWSIZE;
- return;
- }
- if (State != ASKMORE && State != EXTERNCMD)
- screenclear();
- else
- screen_start(); /* don't know where cursor is now */
- #ifdef AMIGA
- flushbuf(); /* must do this before mch_get_winsize for some
- obscure reason */
- #endif /* AMIGA */
- if (mustset || (mch_get_winsize() == FAIL && height != 0))
- {
- Rows = height;
- Columns = width;
- check_winsize(); /* always check, to get p_scroll right */
- mch_set_winsize();
- }
- else
- check_winsize(); /* always check, to get p_scroll right */
- if (!starting)
- {
- comp_Botline_all();
- maketitle();
- if (State == ASKMORE || State == EXTERNCMD)
- {
- screenalloc(FALSE); /* don't redraw, just adjust screen size */
- if (State == ASKMORE)
- {
- msg_moremsg(FALSE); /* display --more-- message again */
- msg_row = Rows - 1;
- }
- else
- windgoto(msg_row, msg_col); /* put cursor back */
- }
- else
- {
- tmp = RedrawingDisabled;
- RedrawingDisabled = FALSE;
- updateScreen(CURSUPD);
- RedrawingDisabled = tmp;
- if (State == CMDLINE)
- redrawcmdline();
- else
- setcursor();
- }
- }
- flushbuf();
- }
-
- void
- settmode(raw)
- int raw;
- {
- static int oldraw = FALSE;
-
- #ifdef USE_GUI
- /* don't set the term where gvim was started in raw mode */
- if (gui.in_use)
- return;
- #endif
- if (full_screen)
- {
- /*
- * When returning after calling a shell we want to really set the
- * terminal to raw mode, even though we think it already is, because
- * the shell program may have reset the terminal mode.
- * When we think the terminal is not-raw, don't try to set it to
- * not-raw again, because that causes problems (logout!) on some
- * machines.
- */
- if (raw || oldraw)
- {
- flushbuf();
- mch_settmode(raw); /* machine specific function */
- #ifdef USE_MOUSE
- if (!raw)
- mch_setmouse(FALSE); /* switch mouse off */
- else
- setmouse(); /* may switch mouse on */
- #endif
- flushbuf();
- oldraw = raw;
- }
- }
- }
-
- void
- starttermcap()
- {
- if (full_screen && !termcap_active)
- {
- outstr(T_TI); /* start termcap mode */
- outstr(T_KS); /* start "keypad transmit" mode */
- flushbuf();
- termcap_active = TRUE;
- screen_start(); /* don't know where cursor is now */
- }
- }
-
- void
- stoptermcap()
- {
- if (full_screen && termcap_active)
- {
- outstr(T_KE); /* stop "keypad transmit" mode */
- flushbuf();
- termcap_active = FALSE;
- cursor_on(); /* just in case it is still off */
- outstr(T_TE); /* stop termcap mode */
- screen_start(); /* don't know where cursor is now */
- }
- }
-
- #ifdef USE_MOUSE
- /*
- * setmouse() - switch mouse on/off depending on current mode and 'mouse'
- */
- void
- setmouse()
- {
- int checkfor;
-
- # ifdef USE_GUI
- if (gui.in_use)
- return;
- # endif
- if (*p_mouse == NUL) /* be quick when mouse is off */
- return;
-
- if (VIsual_active)
- checkfor = MOUSE_VISUAL;
- else if (State == HITRETURN)
- checkfor = MOUSE_RETURN;
- else if (State & INSERT)
- checkfor = MOUSE_INSERT;
- else if (State & CMDLINE)
- checkfor = MOUSE_COMMAND;
- else
- checkfor = MOUSE_NORMAL; /* assume normal mode */
-
- if (mouse_has(checkfor))
- mch_setmouse(TRUE);
- else
- mch_setmouse(FALSE);
- }
-
- /*
- * Return TRUE if
- * - "c" is in 'mouse', or
- * - 'a' is in 'mouse' and "c" is in MOUSE_A, or
- * - the current buffer is a help file and 'h' is in 'mouse' and we are in a
- * normal editing mode (not at hit-return message).
- */
- int
- mouse_has(c)
- int c;
- {
- return (vim_strchr(p_mouse, c) != NULL ||
- (vim_strchr(p_mouse, 'a') != NULL &&
- vim_strchr((char_u *)MOUSE_A, c) != NULL) ||
- (c != MOUSE_RETURN && curbuf->b_help &&
- vim_strchr(p_mouse, MOUSE_HELP)));
- }
- #endif
-
- /*
- * By outputting the 'cursor very visible' termcap code, for some windowed
- * terminals this makes the screen scrolled to the correct position.
- * Used when starting Vim or returning from a shell.
- */
- void
- scroll_start()
- {
- if (*T_VS != NUL)
- {
- outstr(T_VS);
- outstr(T_VE);
- screen_start(); /* don't know where cursor is now */
- }
- }
-
- /*
- * enable cursor, unless in Visual mode or no inversion possible
- */
- static int cursor_is_off = FALSE;
-
- void
- cursor_on()
- {
- if (full_screen)
- {
- if (cursor_is_off && (!VIsual_active || highlight == NULL))
- {
- outstr(T_VE);
- cursor_is_off = FALSE;
- }
- }
- }
-
- void
- cursor_off()
- {
- if (full_screen)
- {
- if (!cursor_is_off)
- outstr(T_VI); /* disable cursor */
- cursor_is_off = TRUE;
- }
- }
-
- /*
- * Set scrolling region for window 'wp'.
- * The region starts 'off' lines from the start of the window.
- */
- void
- scroll_region_set(wp, off)
- WIN *wp;
- int off;
- {
- OUTSTR(tgoto((char *)T_CS, wp->w_winpos + wp->w_height - 1,
- wp->w_winpos + off));
- screen_start(); /* don't know where cursor is now */
- }
-
- /*
- * Reset scrolling region to the whole screen.
- */
- void
- scroll_region_reset()
- {
- OUTSTR(tgoto((char *)T_CS, (int)Rows - 1, 0));
- screen_start(); /* don't know where cursor is now */
- }
-
-
- /*
- * List of terminal codes that are currently recognized.
- */
-
- struct termcode
- {
- char_u name[2]; /* termcap name of entry */
- char_u *code; /* terminal code (in allocated memory) */
- int len; /* STRLEN(code) */
- } *termcodes = NULL;
-
- static int tc_max_len = 0; /* number of entries that termcodes[] can hold */
- static int tc_len = 0; /* current number of entries in termcodes[] */
-
- void
- clear_termcodes()
- {
- while (tc_len > 0)
- vim_free(termcodes[--tc_len].code);
- vim_free(termcodes);
- termcodes = NULL;
- tc_max_len = 0;
-
- #ifdef HAVE_TGETENT
- BC = (char *)empty_option;
- UP = (char *)empty_option;
- PC = NUL; /* set pad character to NUL */
- ospeed = 0;
- #endif
-
- need_gather = TRUE; /* need to fill termleader[] */
- }
-
- /*
- * Add a new entry to the list of terminal codes.
- * The list is kept alphabetical for ":set termcap"
- */
- void
- add_termcode(name, string)
- char_u *name;
- char_u *string;
- {
- struct termcode *new_tc;
- int i, j;
- char_u *s;
-
- if (string == NULL || *string == NUL)
- {
- del_termcode(name);
- return;
- }
-
- s = strsave(string);
- if (s == NULL)
- return;
-
- need_gather = TRUE; /* need to fill termleader[] */
-
- /*
- * need to make space for more entries
- */
- if (tc_len == tc_max_len)
- {
- tc_max_len += 20;
- new_tc = (struct termcode *)alloc(
- (unsigned)(tc_max_len * sizeof(struct termcode)));
- if (new_tc == NULL)
- {
- tc_max_len -= 20;
- return;
- }
- for (i = 0; i < tc_len; ++i)
- new_tc[i] = termcodes[i];
- vim_free(termcodes);
- termcodes = new_tc;
- }
-
- /*
- * Look for existing entry with the same name, it is replaced.
- * Look for an existing entry that is alphabetical higher, the new entry
- * is inserted in front of it.
- */
- for (i = 0; i < tc_len; ++i)
- {
- if (termcodes[i].name[0] < name[0])
- continue;
- if (termcodes[i].name[0] == name[0])
- {
- if (termcodes[i].name[1] < name[1])
- continue;
- /*
- * Exact match: Replace old code.
- */
- if (termcodes[i].name[1] == name[1])
- {
- vim_free(termcodes[i].code);
- --tc_len;
- break;
- }
- }
- /*
- * Found alphabetical larger entry, move rest to insert new entry
- */
- for (j = tc_len; j > i; --j)
- termcodes[j] = termcodes[j - 1];
- break;
- }
-
- termcodes[i].name[0] = name[0];
- termcodes[i].name[1] = name[1];
- termcodes[i].code = s;
- termcodes[i].len = STRLEN(s);
- ++tc_len;
- }
-
- char_u *
- find_termcode(name)
- char_u *name;
- {
- int i;
-
- for (i = 0; i < tc_len; ++i)
- if (termcodes[i].name[0] == name[0] && termcodes[i].name[1] == name[1])
- return termcodes[i].code;
- return NULL;
- }
-
- char_u *
- get_termcode(i)
- int i;
- {
- if (i >= tc_len)
- return NULL;
- return &termcodes[i].name[0];
- }
-
- void
- del_termcode(name)
- char_u *name;
- {
- int i;
-
- if (termcodes == NULL) /* nothing there yet */
- return;
-
- need_gather = TRUE; /* need to fill termleader[] */
-
- for (i = 0; i < tc_len; ++i)
- if (termcodes[i].name[0] == name[0] && termcodes[i].name[1] == name[1])
- {
- vim_free(termcodes[i].code);
- --tc_len;
- while (i < tc_len)
- {
- termcodes[i] = termcodes[i + 1];
- ++i;
- }
- return;
- }
- /* not found. Give error message? */
- }
-
- /*
- * Check if typebuf[] contains a terminal key code.
- * Check from typebuf[typeoff] to typebuf[typeoff + max_offset].
- * Return 0 for no match, -1 for partial match, > 0 for full match.
- * With a match, the match is removed, the replacement code is inserted in
- * typebuf[] and the number of characters in typebuf[] is returned.
- */
- int
- check_termcode(max_offset)
- int max_offset;
- {
- register char_u *tp;
- register char_u *p;
- int slen = 0; /* init for GCC */
- int len;
- int offset;
- char_u key_name[2];
- int new_slen;
- int extra;
- char_u string[MAX_KEY_CODE_LEN + 1];
- int i, j;
- #ifdef USE_GUI
- long_u val;
- #endif
- #ifdef USE_MOUSE
- char_u bytes[3];
- int num_bytes;
- int mouse_code;
- int modifiers;
- int is_click, is_drag;
- int current_button;
- static int held_button = MOUSE_RELEASE;
- static int orig_num_clicks = 1;
- static int orig_mouse_code = 0x0;
- # if defined(UNIX) && defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
- static int orig_mouse_col = 0;
- static int orig_mouse_row = 0;
- static linenr_t orig_topline = 0;
- static struct timeval orig_mouse_time = {0, 0};
- /* time of previous mouse click */
- struct timeval mouse_time; /* time of current mouse click */
- long timediff; /* elapsed time in msec */
- # endif
- #endif
-
- /*
- * Speed up the checks for terminal codes by gathering all first bytes
- * used in termleader[]. Often this is just a single <Esc>.
- */
- if (need_gather)
- gather_termleader();
-
- /*
- * Check at several positions in typebuf[], to catch something like
- * "x<Up>" that can be mapped. Stop at max_offset, because characters
- * after that cannot be used for mapping, and with @r commands typebuf[]
- * can become very long.
- * This is used often, KEEP IT FAST!
- */
- for (offset = 0; offset < typelen && offset < max_offset; ++offset)
- {
- tp = typebuf + typeoff + offset;
-
- /*
- * Don't check characters after K_SPECIAL, those are already
- * translated terminal chars (avoid translating ~@^Hx).
- */
- if (*tp == K_SPECIAL)
- {
- offset += 2; /* there are always 2 extra characters */
- continue;
- }
-
- /*
- * Skip this position if the character does not appear as the first
- * character in term_strings. This speeds up a lot, since most
- * termcodes start with the same character (ESC or CSI).
- */
- i = *tp;
- for (p = termleader; *p && *p != i; ++p)
- ;
- if (*p == NUL)
- continue;
-
- /*
- * Skip this position if p_ek is not set and
- * typebuf[typeoff + offset] is an ESC and we are in insert mode
- */
- if (*tp == ESC && !p_ek && (State & INSERT))
- continue;
-
- len = typelen - offset; /* length of the input */
- new_slen = 0; /* Length of what will replace the termcode */
- key_name[0] = NUL; /* no key name found yet */
-
- #ifdef USE_GUI
- if (gui.in_use)
- {
- /*
- * GUI special key codes are all of the form [CSI xx].
- */
- if (*tp == CSI) /* Special key from GUI */
- {
- if (len < 3)
- return -1; /* Shouldn't happen */
- slen = 3;
- key_name[0] = tp[1];
- key_name[1] = tp[2];
- }
- }
- else
- #endif /* USE_GUI */
- {
- for (i = 0; i < tc_len; ++i)
- {
- /*
- * Ignore the entry if we are not at the start of typebuf[]
- * and there are not enough characters to make a match.
- */
- slen = termcodes[i].len;
- if (offset && len < slen)
- continue;
- if (STRNCMP(termcodes[i].code, tp,
- (size_t)(slen > len ? len : slen)) == 0)
- {
- if (len < slen) /* got a partial sequence */
- return -1; /* need to get more chars */
-
- /*
- * When found a keypad key, check if there is another key
- * that matches and use that one. This makes <Home> to be
- * found instead of <kHome> when they produce the same
- * key code.
- */
- if (termcodes[i].name[0] == 'K' &&
- isdigit(termcodes[i].name[1]))
- {
- for (j = i + 1; j < tc_len; ++j)
- if (termcodes[j].len == slen &&
- STRNCMP(termcodes[i].code,
- termcodes[j].code, slen) == 0)
- {
- i = j;
- break;
- }
- }
-
- key_name[0] = termcodes[i].name[0];
- key_name[1] = termcodes[i].name[1];
-
- /*
- * If it's a shifted special key, then include the SHIFT
- * modifier
- */
- if (unshift_special_key(&key_name[0]))
- {
- string[new_slen++] = K_SPECIAL;
- string[new_slen++] = KS_MODIFIER;
- string[new_slen++] = MOD_MASK_SHIFT;
- }
- break;
- }
- }
- }
-
- if (key_name[0] == NUL)
- continue; /* No match at this position, try next one */
-
- /* We only get here when we have a complete termcode match */
-
- #ifdef USE_MOUSE
- /*
- * If it is a mouse click, get the coordinates.
- * we get "<t_mouse>scr", where
- * s == encoded mouse button state (0x20 = left, 0x22 = right, etc)
- * c == column + ' ' + 1 == column + 33
- * r == row + ' ' + 1 == row + 33
- *
- * The coordinates are passed on through global variables. Ugly,
- * but this avoids trouble with mouse clicks at an unexpected
- * moment and allows for mapping them.
- */
- if (key_name[0] == KS_MOUSE)
- {
- num_bytes = get_bytes_from_buf(tp + slen, bytes, 3);
- if (num_bytes == -1) /* not enough coordinates */
- return -1;
- mouse_code = bytes[0];
- mouse_col = bytes[1] - ' ' - 1;
- mouse_row = bytes[2] - ' ' - 1;
- slen += num_bytes;
-
- /* Interpret the mouse code */
- is_click = is_drag = FALSE;
- current_button = (mouse_code & MOUSE_CLICK_MASK);
- if (current_button == MOUSE_RELEASE)
- {
- /*
- * If we get a mouse drag or release event when
- * there is no mouse button held down (held_button ==
- * MOUSE_RELEASE), produce a K_IGNORE below.
- * (can happen when you hold down two buttons
- * and then let them go, or click in the menu bar, but not
- * on a menu, and drag into the text).
- */
- if ((mouse_code & MOUSE_DRAG) == MOUSE_DRAG)
- is_drag = TRUE;
- current_button = held_button;
- }
- else
- {
- #if defined(UNIX) && defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
- # ifdef USE_GUI
- /*
- * Only for Unix, when GUI is not active, we handle
- * multi-clicks here.
- */
- if (!gui.in_use)
- # endif
- {
- /*
- * Compute the time elapsed since the previous mouse click.
- */
- gettimeofday(&mouse_time, NULL);
- timediff = (mouse_time.tv_usec -
- orig_mouse_time.tv_usec) / 1000;
- if (timediff < 0)
- --orig_mouse_time.tv_sec;
- timediff += (mouse_time.tv_sec -
- orig_mouse_time.tv_sec) * 1000;
- orig_mouse_time = mouse_time;
- if (mouse_code == orig_mouse_code &&
- timediff < p_mouset &&
- orig_num_clicks != 4 &&
- orig_mouse_col == mouse_col &&
- orig_mouse_row == mouse_row &&
- orig_topline == curwin->w_topline)
- ++orig_num_clicks;
- else
- orig_num_clicks = 1;
- orig_mouse_col = mouse_col;
- orig_mouse_row = mouse_row;
- orig_topline = curwin->w_topline;
- }
- # ifdef USE_GUI
- else
- orig_num_clicks = NUM_MOUSE_CLICKS(mouse_code);
- # endif
- #else
- orig_num_clicks = NUM_MOUSE_CLICKS(mouse_code);
- #endif
- is_click = TRUE;
- orig_mouse_code = mouse_code;
- }
- if (!is_drag)
- held_button = mouse_code & MOUSE_CLICK_MASK;
-
- /*
- * Translate the actual mouse event into a pseudo mouse event.
- * First work out what modifiers are to be used.
- */
- modifiers = 0x0;
- if (orig_mouse_code & MOUSE_SHIFT)
- modifiers |= MOD_MASK_SHIFT;
- if (orig_mouse_code & MOUSE_CTRL)
- modifiers |= MOD_MASK_CTRL;
- if (orig_mouse_code & MOUSE_ALT)
- modifiers |= MOD_MASK_ALT;
- if (orig_num_clicks == 2)
- modifiers |= MOD_MASK_2CLICK;
- else if (orig_num_clicks == 3)
- modifiers |= MOD_MASK_3CLICK;
- else if (orig_num_clicks == 4)
- modifiers |= MOD_MASK_4CLICK;
-
- /* Add the modifier codes to our string */
- if (modifiers != 0)
- {
- string[new_slen++] = K_SPECIAL;
- string[new_slen++] = KS_MODIFIER;
- string[new_slen++] = modifiers;
- }
-
- /* Work out our pseudo mouse event */
- key_name[0] = KS_EXTRA;
- key_name[1] = get_pseudo_mouse_code(current_button,
- is_click, is_drag);
- }
- #endif /* USE_MOUSE */
- #ifdef USE_GUI
- /*
- * If using the GUI, then we get menu and scrollbar events.
- *
- * A menu event is encoded as K_SPECIAL, KS_MENU, K_FILLER followed by
- * four bytes which are to be taken as a pointer to the GuiMenu
- * structure.
- *
- * A scrollbar event is K_SPECIAL, KS_SCROLLBAR, K_FILLER followed by
- * one byte representing the scrollbar number, and then four bytes
- * representing a long_u which is the new value of the scrollbar.
- *
- * A horizontal scrollbar event is K_SPECIAL, KS_HORIZ_SCROLLBAR,
- * K_FILLER followed by four bytes representing a long_u which is the
- * new value of the scrollbar.
- */
- else if (key_name[0] == KS_MENU)
- {
- num_bytes = get_long_from_buf(tp + slen, &val);
- if (num_bytes == -1)
- return -1;
- current_menu = (GuiMenu *)val;
- slen += num_bytes;
- }
- else if (key_name[0] == KS_SCROLLBAR)
- {
- num_bytes = get_bytes_from_buf(tp + slen, bytes, 1);
- if (num_bytes == -1)
- return -1;
- current_scrollbar = (int)bytes[0];
- slen += num_bytes;
- num_bytes = get_long_from_buf(tp + slen, &val);
- if (num_bytes == -1)
- return -1;
- scrollbar_value = val;
- slen += num_bytes;
- }
- else if (key_name[0] == KS_HORIZ_SCROLLBAR)
- {
- num_bytes = get_long_from_buf(tp + slen, &val);
- if (num_bytes == -1)
- return -1;
- scrollbar_value = val;
- slen += num_bytes;
- }
- #endif /* USE_GUI */
- /* Finally, add the special key code to our string */
- string[new_slen++] = K_SPECIAL;
- string[new_slen++] = key_name[0];
- string[new_slen++] = key_name[1];
- string[new_slen] = NUL;
- extra = new_slen - slen;
- if (extra < 0)
- /* remove matched chars, taking care of noremap */
- del_typebuf(-extra, offset);
- else if (extra > 0)
- /* insert the extra space we need */
- ins_typebuf(string + slen, FALSE, offset, FALSE);
-
- /*
- * Careful: del_typebuf() and ins_typebuf() may have
- * reallocated typebuf[]
- */
- vim_memmove(typebuf + typeoff + offset, string, (size_t)new_slen);
- return (len + extra + offset);
- }
- return 0; /* no match found */
- }
-
- /*
- * Replace any terminal code strings in from[] with the equivalent internal
- * vim representation. This is used for the "from" and "to" part of a
- * mapping, and the "to" part of a menu command.
- * Any strings like "<C_UP>" are also replaced, unless 'cpoptions' contains
- * '<'. Also unshifts shifted special keys.
- * K_SPECIAL by itself is replaced by K_SPECIAL KS_SPECIAL K_FILLER.
- *
- * The replacement is done in result[] and finally copied into allocated
- * memory. If this all works well *bufp is set to the allocated memory and a
- * pointer to it is returned. If something fails *bufp is set to NULL and from
- * is returned.
- *
- * CTRL-V characters are removed. When "from_part" is TRUE, a trailing CTRL-V
- * is included, otherwise it is removed (for ":map xx ^V", maps xx to
- * nothing). When 'cpoptions' does not contain 'B', a backslash can be used
- * instead of a CTRL-V.
- */
- char_u *
- replace_termcodes(from, bufp, from_part)
- char_u *from;
- char_u **bufp;
- int from_part;
- {
- int i;
- char_u key_name[2];
- char_u *bp;
- char_u *last_dash;
- char_u *end_of_name;
- int slen;
- int modifiers;
- int bit;
- int key;
- int dlen = 0;
- char_u *src;
- int do_backslash; /* backslash is a special character */
- int do_special; /* recognize <> key codes */
- int do_key_code; /* recognize raw key codes */
- char_u *result; /* buffer for resulting string */
-
- do_backslash = (vim_strchr(p_cpo, CPO_BSLASH) == NULL);
- do_special = (vim_strchr(p_cpo, CPO_SPECI) == NULL);
- do_key_code = (vim_strchr(p_cpo, CPO_KEYCODE) == NULL);
-
- /*
- * Allocate space for the translation. Worst case a single character is
- * replaced by 6 bytes (shifted special key), plus a NUL at the end.
- */
- result = alloc((unsigned)STRLEN(from) * 6 + 1);
- if (result == NULL) /* out of memory */
- {
- *bufp = NULL;
- return from;
- }
-
- src = from;
-
- /*
- * Check for #n at start only: function key n
- */
- if (from_part && src[0] == '#' && isdigit(src[1])) /* function key */
- {
- result[dlen++] = K_SPECIAL;
- result[dlen++] = 'k';
- if (src[1] == '0')
- result[dlen++] = ';'; /* #0 is F10 is "k;" */
- else
- result[dlen++] = src[1]; /* #3 is F3 is "k3" */
- src += 2;
- }
-
- /*
- * Copy each byte from *from to result[dlen]
- */
- while (*src != NUL)
- {
- /*
- * If 'cpoptions' does not contain '<', check for special key codes.
- */
- if (do_special)
- {
- /*
- * See if it's a string like "<C-S-MouseLeft>"
- */
- if (src[0] == '<')
- {
- /* Find end of modifier list */
- last_dash = src;
- for (bp = src + 1; *bp == '-' || isidchar(*bp); bp++)
- {
- if (*bp == '-')
- {
- last_dash = bp;
- if (bp[1] != NUL && bp[2] == '>')
- ++bp; /* anything accepted, like <C-?> */
- }
- if (bp[0] == 't' && bp[1] == '_' && bp[2] && bp[3])
- bp += 3; /* skip t_xx, xx may be '-' or '>' */
- }
-
- if (*bp == '>') /* found matching '>' */
- {
- end_of_name = bp + 1;
-
- /* Which modifiers are given? */
- modifiers = 0x0;
- for (bp = src + 1; bp < last_dash; bp++)
- {
- if (*bp != '-')
- {
- bit = name_to_mod_mask(*bp);
- if (bit == 0x0)
- break; /* Illegal modifier name */
- modifiers |= bit;
- }
- }
-
- /*
- * Legal modifier name.
- */
- if (bp >= last_dash)
- {
- /*
- * Modifier with single letter, or special key name.
- */
- if (modifiers != 0 && last_dash[2] == '>')
- key = last_dash[1];
- else
- key = get_special_key_code(last_dash + 1);
-
- /*
- * get_special_key_code() may return NUL for invalid
- * special key name.
- */
- if (key != NUL)
- {
- /*
- * Special trick: for <S-TAB> K_TAB is used
- * instead of TAB (there are two codes for the
- * same thing).
- */
- if (key == TAB && modifiers == MOD_MASK_SHIFT)
- key = K_TAB;
-
- /*
- * Special Key name with or without modifier.
- */
- if (IS_SPECIAL(key))
- {
- /* Put the appropriate modifier in a string */
- if (modifiers != 0)
- {
- result[dlen++] = K_SPECIAL;
- result[dlen++] = KS_MODIFIER;
- result[dlen++] = modifiers;
- }
- result[dlen++] = K_SPECIAL;
- result[dlen++] = KEY2TERMCAP0(key);
- result[dlen++] = KEY2TERMCAP1(key);
- }
-
- /*
- * Normal Key with or without modifier.
- */
- else
- {
- if (modifiers & MOD_MASK_SHIFT)
- key = TO_UPPER(key);
- if (modifiers & MOD_MASK_CTRL)
- key &= 0x1f;
- if (modifiers & MOD_MASK_ALT)
- key |= 0x80;
- result[dlen++] = key;
- }
- src = end_of_name;
- continue;
- }
- }
- }
- }
- }
-
- /*
- * If 'cpoptions' does not contain 'k', see if it's an actual key-code.
- * Note that this is also checked after replacing the <> form.
- */
- if (do_key_code)
- {
- for (i = 0; i < tc_len; ++i)
- {
- slen = termcodes[i].len;
- if (STRNCMP(termcodes[i].code, src, (size_t)slen) == 0)
- {
- key_name[0] = termcodes[i].name[0];
- key_name[1] = termcodes[i].name[1];
-
- /*
- * If it's a shifted special key, then include the SHIFT
- * modifier
- */
- if (unshift_special_key(&key_name[0]))
- {
- result[dlen++] = K_SPECIAL;
- result[dlen++] = KS_MODIFIER;
- result[dlen++] = MOD_MASK_SHIFT;
- }
- result[dlen++] = K_SPECIAL;
- result[dlen++] = key_name[0];
- result[dlen++] = key_name[1];
- src += slen;
- break;
- }
- }
-
- /*
- * If terminal code matched, continue after it.
- * If no terminal code matched and the character is K_SPECIAL,
- * replace it with K_SPECIAL KS_SPECIAL K_FILLER
- */
- if (i != tc_len)
- continue;
- }
-
- if (*src == K_SPECIAL)
- {
- result[dlen++] = K_SPECIAL;
- result[dlen++] = KS_SPECIAL;
- result[dlen++] = K_FILLER;
- ++src;
- continue;
- }
-
- /*
- * Remove CTRL-V and ignore the next character.
- * For "from" side the CTRL-V at the end is included, for the "to"
- * part it is removed.
- * If 'cpoptions' does not contain 'B', also accept a backslash.
- */
- key = *src;
- if (key == Ctrl('V') || (do_backslash && key == '\\'))
- {
- ++src; /* skip CTRL-V or backslash */
- if (*src == NUL)
- {
- if (from_part)
- result[dlen++] = key;
- break;
- }
- }
- result[dlen++] = *src++;
- }
- result[dlen] = NUL;
-
- /*
- * Copy the new string to allocated memory.
- * If this fails, just return from.
- */
- if ((*bufp = strsave(result)) != NULL)
- from = *bufp;
- vim_free(result);
- return from;
- }
-
- /*
- * Gather the first characters in the terminal key codes into a string.
- * Used to speed up check_termcode().
- */
- static void
- gather_termleader()
- {
- int i;
- int len = 0;
-
- #ifdef USE_GUI
- if (gui.in_use)
- termleader[len++] = CSI; /* the GUI codes are not in termcodes[] */
- #endif
- termleader[len] = NUL;
-
- for (i = 0; i < tc_len; ++i)
- if (vim_strchr(termleader, termcodes[i].code[0]) == NULL)
- {
- termleader[len++] = termcodes[i].code[0];
- termleader[len] = NUL;
- }
-
- need_gather = FALSE;
- }
-
- /*
- * Show all termcodes (for ":set termcap")
- * This code looks a lot like showoptions(), but is different.
- */
- void
- show_termcodes()
- {
- int col;
- int *items;
- int item_count;
- int run;
- int row, rows;
- int cols;
- int i;
- int len;
-
- #define INC 27 /* try to make three columns */
- #define GAP 2 /* spaces between columns */
-
- if (tc_len == 0) /* no terminal codes (must be GUI) */
- return;
- items = (int *)alloc((unsigned)(sizeof(int) * tc_len));
- if (items == NULL)
- return;
-
- set_highlight('t'); /* Highlight title */
- start_highlight();
- MSG_OUTSTR("\n--- Terminal keys ---");
- stop_highlight();
-
- /*
- * do the loop two times:
- * 1. display the short items (non-strings and short strings)
- * 2. display the long items (strings)
- */
- for (run = 1; run <= 2 && !got_int; ++run)
- {
- /*
- * collect the items in items[]
- */
- item_count = 0;
- for (i = 0; i < tc_len; i++)
- {
- len = show_one_termcode(termcodes[i].name,
- termcodes[i].code, FALSE);
- if ((len <= INC - GAP && run == 1) || (len > INC - GAP && run == 2))
- items[item_count++] = i;
- }
-
- /*
- * display the items
- */
- if (run == 1)
- {
- cols = (Columns + GAP) / INC;
- if (cols == 0)
- cols = 1;
- rows = (item_count + cols - 1) / cols;
- }
- else /* run == 2 */
- rows = item_count;
- for (row = 0; row < rows && !got_int; ++row)
- {
- msg_outchar('\n'); /* go to next line */
- if (got_int) /* 'q' typed in more */
- break;
- col = 0;
- for (i = row; i < item_count; i += rows)
- {
- msg_pos(-1, col); /* make columns */
- show_one_termcode(termcodes[items[i]].name,
- termcodes[items[i]].code, TRUE);
- col += INC;
- }
- flushbuf();
- mch_breakcheck();
- }
- }
- vim_free(items);
- }
-
- /*
- * Show one termcode entry.
- * Output goes into IObuff[]
- */
- int
- show_one_termcode(name, code, printit)
- char_u *name;
- char_u *code;
- int printit;
- {
- char_u *p;
- int len;
-
- if (name[0] > '~')
- {
- IObuff[0] = ' ';
- IObuff[1] = ' ';
- IObuff[2] = ' ';
- IObuff[3] = ' ';
- }
- else
- {
- IObuff[0] = 't';
- IObuff[1] = '_';
- IObuff[2] = name[0];
- IObuff[3] = name[1];
- }
- IObuff[4] = ' ';
-
- p = get_special_key_name(TERMCAP2KEY(name[0], name[1]), 0);
- if (p[1] != 't')
- STRCPY(IObuff + 5, p);
- else
- IObuff[5] = NUL;
- len = STRLEN(IObuff);
- do
- IObuff[len++] = ' ';
- while (len < 17);
- IObuff[len] = NUL;
- if (code == NULL)
- len += 4;
- else
- len += strsize(code);
-
- if (printit)
- {
- msg_outstr(IObuff);
- if (code == NULL)
- msg_outstr((char_u *)"NULL");
- else
- msg_outtrans(code);
- }
- return len;
- }
-