Mercurial > vim
view src/ops.c @ 22591:c4bb7a69c6a2
Added tag v8.2.1843 for changeset 13f4aee01ce5cdaac010879571a8bb87546bd66b
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Tue, 13 Oct 2020 21:15:05 +0200 |
| parents | 9debc021e99e |
| children | e82579016863 |
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/* vi:set ts=8 sts=4 sw=4 noet: * * 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. * See README.txt for an overview of the Vim source code. */ /* * ops.c: implementation of various operators: op_shift, op_delete, op_tilde, * op_change, op_yank, do_put, do_join */ #include "vim.h" static void shift_block(oparg_T *oap, int amount); static void mb_adjust_opend(oparg_T *oap); static int do_addsub(int op_type, pos_T *pos, int length, linenr_T Prenum1); // Flags for third item in "opchars". #define OPF_LINES 1 // operator always works on lines #define OPF_CHANGE 2 // operator changes text /* * The names of operators. * IMPORTANT: Index must correspond with defines in vim.h!!! * The third field holds OPF_ flags. */ static char opchars[][3] = { {NUL, NUL, 0}, // OP_NOP {'d', NUL, OPF_CHANGE}, // OP_DELETE {'y', NUL, 0}, // OP_YANK {'c', NUL, OPF_CHANGE}, // OP_CHANGE {'<', NUL, OPF_LINES | OPF_CHANGE}, // OP_LSHIFT {'>', NUL, OPF_LINES | OPF_CHANGE}, // OP_RSHIFT {'!', NUL, OPF_LINES | OPF_CHANGE}, // OP_FILTER {'g', '~', OPF_CHANGE}, // OP_TILDE {'=', NUL, OPF_LINES | OPF_CHANGE}, // OP_INDENT {'g', 'q', OPF_LINES | OPF_CHANGE}, // OP_FORMAT {':', NUL, OPF_LINES}, // OP_COLON {'g', 'U', OPF_CHANGE}, // OP_UPPER {'g', 'u', OPF_CHANGE}, // OP_LOWER {'J', NUL, OPF_LINES | OPF_CHANGE}, // DO_JOIN {'g', 'J', OPF_LINES | OPF_CHANGE}, // DO_JOIN_NS {'g', '?', OPF_CHANGE}, // OP_ROT13 {'r', NUL, OPF_CHANGE}, // OP_REPLACE {'I', NUL, OPF_CHANGE}, // OP_INSERT {'A', NUL, OPF_CHANGE}, // OP_APPEND {'z', 'f', OPF_LINES}, // OP_FOLD {'z', 'o', OPF_LINES}, // OP_FOLDOPEN {'z', 'O', OPF_LINES}, // OP_FOLDOPENREC {'z', 'c', OPF_LINES}, // OP_FOLDCLOSE {'z', 'C', OPF_LINES}, // OP_FOLDCLOSEREC {'z', 'd', OPF_LINES}, // OP_FOLDDEL {'z', 'D', OPF_LINES}, // OP_FOLDDELREC {'g', 'w', OPF_LINES | OPF_CHANGE}, // OP_FORMAT2 {'g', '@', OPF_CHANGE}, // OP_FUNCTION {Ctrl_A, NUL, OPF_CHANGE}, // OP_NR_ADD {Ctrl_X, NUL, OPF_CHANGE}, // OP_NR_SUB }; /* * Translate a command name into an operator type. * Must only be called with a valid operator name! */ int get_op_type(int char1, int char2) { int i; if (char1 == 'r') // ignore second character return OP_REPLACE; if (char1 == '~') // when tilde is an operator return OP_TILDE; if (char1 == 'g' && char2 == Ctrl_A) // add return OP_NR_ADD; if (char1 == 'g' && char2 == Ctrl_X) // subtract return OP_NR_SUB; for (i = 0; ; ++i) { if (opchars[i][0] == char1 && opchars[i][1] == char2) break; if (i == (int)(sizeof(opchars) / sizeof(char [3]) - 1)) { internal_error("get_op_type()"); break; } } return i; } /* * Return TRUE if operator "op" always works on whole lines. */ static int op_on_lines(int op) { return opchars[op][2] & OPF_LINES; } #if defined(FEAT_JOB_CHANNEL) || defined(PROTO) /* * Return TRUE if operator "op" changes text. */ int op_is_change(int op) { return opchars[op][2] & OPF_CHANGE; } #endif /* * Get first operator command character. * Returns 'g' or 'z' if there is another command character. */ int get_op_char(int optype) { return opchars[optype][0]; } /* * Get second operator command character. */ int get_extra_op_char(int optype) { return opchars[optype][1]; } /* * op_shift - handle a shift operation */ void op_shift(oparg_T *oap, int curs_top, int amount) { long i; int first_char; int block_col = 0; if (u_save((linenr_T)(oap->start.lnum - 1), (linenr_T)(oap->end.lnum + 1)) == FAIL) return; if (oap->block_mode) block_col = curwin->w_cursor.col; for (i = oap->line_count; --i >= 0; ) { first_char = *ml_get_curline(); if (first_char == NUL) // empty line curwin->w_cursor.col = 0; else if (oap->block_mode) shift_block(oap, amount); else // Move the line right if it doesn't start with '#', 'smartindent' // isn't set or 'cindent' isn't set or '#' isn't in 'cino'. #if defined(FEAT_SMARTINDENT) || defined(FEAT_CINDENT) if (first_char != '#' || !preprocs_left()) #endif shift_line(oap->op_type == OP_LSHIFT, p_sr, amount, FALSE); ++curwin->w_cursor.lnum; } changed_lines(oap->start.lnum, 0, oap->end.lnum + 1, 0L); if (oap->block_mode) { curwin->w_cursor.lnum = oap->start.lnum; curwin->w_cursor.col = block_col; } else if (curs_top) // put cursor on first line, for ">>" { curwin->w_cursor.lnum = oap->start.lnum; beginline(BL_SOL | BL_FIX); // shift_line() may have set cursor.col } else --curwin->w_cursor.lnum; // put cursor on last line, for ":>" #ifdef FEAT_FOLDING // The cursor line is not in a closed fold foldOpenCursor(); #endif if (oap->line_count > p_report) { char *op; char *msg_line_single; char *msg_line_plural; if (oap->op_type == OP_RSHIFT) op = ">"; else op = "<"; msg_line_single = NGETTEXT("%ld line %sed %d time", "%ld line %sed %d times", amount); msg_line_plural = NGETTEXT("%ld lines %sed %d time", "%ld lines %sed %d times", amount); vim_snprintf((char *)IObuff, IOSIZE, NGETTEXT(msg_line_single, msg_line_plural, oap->line_count), oap->line_count, op, amount); msg_attr_keep((char *)IObuff, 0, TRUE); } if (!cmdmod.lockmarks) { // Set "'[" and "']" marks. curbuf->b_op_start = oap->start; curbuf->b_op_end.lnum = oap->end.lnum; curbuf->b_op_end.col = (colnr_T)STRLEN(ml_get(oap->end.lnum)); if (curbuf->b_op_end.col > 0) --curbuf->b_op_end.col; } } /* * Shift the current line one shiftwidth left (if left != 0) or right * leaves cursor on first blank in the line. */ void shift_line( int left, int round, int amount, int call_changed_bytes) // call changed_bytes() { int count; int i, j; int sw_val = (int)get_sw_value_indent(curbuf); count = get_indent(); // get current indent if (round) // round off indent { i = count / sw_val; // number of 'shiftwidth' rounded down j = count % sw_val; // extra spaces if (j && left) // first remove extra spaces --amount; if (left) { i -= amount; if (i < 0) i = 0; } else i += amount; count = i * sw_val; } else // original vi indent { if (left) { count -= sw_val * amount; if (count < 0) count = 0; } else count += sw_val * amount; } // Set new indent if (State & VREPLACE_FLAG) change_indent(INDENT_SET, count, FALSE, NUL, call_changed_bytes); else (void)set_indent(count, call_changed_bytes ? SIN_CHANGED : 0); } /* * Shift one line of the current block one shiftwidth right or left. * Leaves cursor on first character in block. */ static void shift_block(oparg_T *oap, int amount) { int left = (oap->op_type == OP_LSHIFT); int oldstate = State; int total; char_u *newp, *oldp; int oldcol = curwin->w_cursor.col; int sw_val = (int)get_sw_value_indent(curbuf); int ts_val = (int)curbuf->b_p_ts; struct block_def bd; int incr; colnr_T ws_vcol; int i = 0, j = 0; int len; #ifdef FEAT_RIGHTLEFT int old_p_ri = p_ri; p_ri = 0; // don't want revins in indent #endif State = INSERT; // don't want REPLACE for State block_prep(oap, &bd, curwin->w_cursor.lnum, TRUE); if (bd.is_short) return; // total is number of screen columns to be inserted/removed total = (int)((unsigned)amount * (unsigned)sw_val); if ((total / sw_val) != amount) return; // multiplication overflow oldp = ml_get_curline(); if (!left) { /* * 1. Get start vcol * 2. Total ws vcols * 3. Divvy into TABs & spp * 4. Construct new string */ total += bd.pre_whitesp; // all virtual WS up to & incl a split TAB ws_vcol = bd.start_vcol - bd.pre_whitesp; if (bd.startspaces) { if (has_mbyte) { if ((*mb_ptr2len)(bd.textstart) == 1) ++bd.textstart; else { ws_vcol = 0; bd.startspaces = 0; } } else ++bd.textstart; } for ( ; VIM_ISWHITE(*bd.textstart); ) { // TODO: is passing bd.textstart for start of the line OK? incr = lbr_chartabsize_adv(bd.textstart, &bd.textstart, (colnr_T)(bd.start_vcol)); total += incr; bd.start_vcol += incr; } // OK, now total=all the VWS reqd, and textstart points at the 1st // non-ws char in the block. #ifdef FEAT_VARTABS if (!curbuf->b_p_et) tabstop_fromto(ws_vcol, ws_vcol + total, ts_val, curbuf->b_p_vts_array, &i, &j); else j = total; #else if (!curbuf->b_p_et) i = ((ws_vcol % ts_val) + total) / ts_val; // number of tabs if (i) j = ((ws_vcol % ts_val) + total) % ts_val; // number of spp else j = total; #endif // if we're splitting a TAB, allow for it bd.textcol -= bd.pre_whitesp_c - (bd.startspaces != 0); len = (int)STRLEN(bd.textstart) + 1; newp = alloc(bd.textcol + i + j + len); if (newp == NULL) return; vim_memset(newp, NUL, (size_t)(bd.textcol + i + j + len)); mch_memmove(newp, oldp, (size_t)bd.textcol); vim_memset(newp + bd.textcol, TAB, (size_t)i); vim_memset(newp + bd.textcol + i, ' ', (size_t)j); // the end mch_memmove(newp + bd.textcol + i + j, bd.textstart, (size_t)len); } else // left { colnr_T destination_col; // column to which text in block will // be shifted char_u *verbatim_copy_end; // end of the part of the line which is // copied verbatim colnr_T verbatim_copy_width;// the (displayed) width of this part // of line unsigned fill; // nr of spaces that replace a TAB unsigned new_line_len; // the length of the line after the // block shift size_t block_space_width; size_t shift_amount; char_u *non_white = bd.textstart; colnr_T non_white_col; /* * Firstly, let's find the first non-whitespace character that is * displayed after the block's start column and the character's column * number. Also, let's calculate the width of all the whitespace * characters that are displayed in the block and precede the searched * non-whitespace character. */ // If "bd.startspaces" is set, "bd.textstart" points to the character, // the part of which is displayed at the block's beginning. Let's start // searching from the next character. if (bd.startspaces) MB_PTR_ADV(non_white); // The character's column is in "bd.start_vcol". non_white_col = bd.start_vcol; while (VIM_ISWHITE(*non_white)) { incr = lbr_chartabsize_adv(bd.textstart, &non_white, non_white_col); non_white_col += incr; } block_space_width = non_white_col - oap->start_vcol; // We will shift by "total" or "block_space_width", whichever is less. shift_amount = (block_space_width < (size_t)total ? block_space_width : (size_t)total); // The column to which we will shift the text. destination_col = (colnr_T)(non_white_col - shift_amount); // Now let's find out how much of the beginning of the line we can // reuse without modification. verbatim_copy_end = bd.textstart; verbatim_copy_width = bd.start_vcol; // If "bd.startspaces" is set, "bd.textstart" points to the character // preceding the block. We have to subtract its width to obtain its // column number. if (bd.startspaces) verbatim_copy_width -= bd.start_char_vcols; while (verbatim_copy_width < destination_col) { char_u *line = verbatim_copy_end; // TODO: is passing verbatim_copy_end for start of the line OK? incr = lbr_chartabsize(line, verbatim_copy_end, verbatim_copy_width); if (verbatim_copy_width + incr > destination_col) break; verbatim_copy_width += incr; MB_PTR_ADV(verbatim_copy_end); } // If "destination_col" is different from the width of the initial // part of the line that will be copied, it means we encountered a tab // character, which we will have to partly replace with spaces. fill = destination_col - verbatim_copy_width; // The replacement line will consist of: // - the beginning of the original line up to "verbatim_copy_end", // - "fill" number of spaces, // - the rest of the line, pointed to by non_white. new_line_len = (unsigned)(verbatim_copy_end - oldp) + fill + (unsigned)STRLEN(non_white) + 1; newp = alloc(new_line_len); if (newp == NULL) return; mch_memmove(newp, oldp, (size_t)(verbatim_copy_end - oldp)); vim_memset(newp + (verbatim_copy_end - oldp), ' ', (size_t)fill); STRMOVE(newp + (verbatim_copy_end - oldp) + fill, non_white); } // replace the line ml_replace(curwin->w_cursor.lnum, newp, FALSE); changed_bytes(curwin->w_cursor.lnum, (colnr_T)bd.textcol); State = oldstate; curwin->w_cursor.col = oldcol; #ifdef FEAT_RIGHTLEFT p_ri = old_p_ri; #endif } /* * Insert string "s" (b_insert ? before : after) block :AKelly * Caller must prepare for undo. */ static void block_insert( oparg_T *oap, char_u *s, int b_insert, struct block_def *bdp) { int ts_val; int count = 0; // extra spaces to replace a cut TAB int spaces = 0; // non-zero if cutting a TAB colnr_T offset; // pointer along new line colnr_T startcol; // column where insert starts unsigned s_len; // STRLEN(s) char_u *newp, *oldp; // new, old lines linenr_T lnum; // loop var int oldstate = State; State = INSERT; // don't want REPLACE for State s_len = (unsigned)STRLEN(s); for (lnum = oap->start.lnum + 1; lnum <= oap->end.lnum; lnum++) { block_prep(oap, bdp, lnum, TRUE); if (bdp->is_short && b_insert) continue; // OP_INSERT, line ends before block start oldp = ml_get(lnum); if (b_insert) { ts_val = bdp->start_char_vcols; spaces = bdp->startspaces; if (spaces != 0) count = ts_val - 1; // we're cutting a TAB offset = bdp->textcol; } else // append { ts_val = bdp->end_char_vcols; if (!bdp->is_short) // spaces = padding after block { spaces = (bdp->endspaces ? ts_val - bdp->endspaces : 0); if (spaces != 0) count = ts_val - 1; // we're cutting a TAB offset = bdp->textcol + bdp->textlen - (spaces != 0); } else // spaces = padding to block edge { // if $ used, just append to EOL (ie spaces==0) if (!bdp->is_MAX) spaces = (oap->end_vcol - bdp->end_vcol) + 1; count = spaces; offset = bdp->textcol + bdp->textlen; } } if (has_mbyte && spaces > 0) { int off; // Avoid starting halfway a multi-byte character. if (b_insert) { off = (*mb_head_off)(oldp, oldp + offset + spaces); } else { off = (*mb_off_next)(oldp, oldp + offset); offset += off; } spaces -= off; count -= off; } newp = alloc(STRLEN(oldp) + s_len + count + 1); if (newp == NULL) continue; // copy up to shifted part mch_memmove(newp, oldp, (size_t)(offset)); oldp += offset; // insert pre-padding vim_memset(newp + offset, ' ', (size_t)spaces); startcol = offset + spaces; // copy the new text mch_memmove(newp + startcol, s, (size_t)s_len); offset += s_len; if (spaces && !bdp->is_short) { // insert post-padding vim_memset(newp + offset + spaces, ' ', (size_t)(ts_val - spaces)); // We're splitting a TAB, don't copy it. oldp++; // We allowed for that TAB, remember this now count++; } if (spaces > 0) offset += count; STRMOVE(newp + offset, oldp); ml_replace(lnum, newp, FALSE); if (b_insert) // correct any text properties inserted_bytes(lnum, startcol, s_len); if (lnum == oap->end.lnum) { // Set "']" mark to the end of the block instead of the end of // the insert in the first line. curbuf->b_op_end.lnum = oap->end.lnum; curbuf->b_op_end.col = offset; } } // for all lnum changed_lines(oap->start.lnum + 1, 0, oap->end.lnum + 1, 0L); State = oldstate; } /* * Handle a delete operation. * * Return FAIL if undo failed, OK otherwise. */ int op_delete(oparg_T *oap) { int n; linenr_T lnum; char_u *ptr; char_u *newp, *oldp; struct block_def bd; linenr_T old_lcount = curbuf->b_ml.ml_line_count; int did_yank = FALSE; if (curbuf->b_ml.ml_flags & ML_EMPTY) // nothing to do return OK; // Nothing to delete, return here. Do prepare undo, for op_change(). if (oap->empty) return u_save_cursor(); if (!curbuf->b_p_ma) { emsg(_(e_modifiable)); return FAIL; } #ifdef FEAT_CLIPBOARD adjust_clip_reg(&oap->regname); #endif if (has_mbyte) mb_adjust_opend(oap); /* * Imitate the strange Vi behaviour: If the delete spans more than one * line and motion_type == MCHAR and the result is a blank line, make the * delete linewise. Don't do this for the change command or Visual mode. */ if ( oap->motion_type == MCHAR && !oap->is_VIsual && !oap->block_mode && oap->line_count > 1 && oap->motion_force == NUL && oap->op_type == OP_DELETE) { ptr = ml_get(oap->end.lnum) + oap->end.col; if (*ptr != NUL) ptr += oap->inclusive; ptr = skipwhite(ptr); if (*ptr == NUL && inindent(0)) oap->motion_type = MLINE; } /* * Check for trying to delete (e.g. "D") in an empty line. * Note: For the change operator it is ok. */ if ( oap->motion_type == MCHAR && oap->line_count == 1 && oap->op_type == OP_DELETE && *ml_get(oap->start.lnum) == NUL) { /* * It's an error to operate on an empty region, when 'E' included in * 'cpoptions' (Vi compatible). */ if (virtual_op) // Virtual editing: Nothing gets deleted, but we set the '[ and '] // marks as if it happened. goto setmarks; if (vim_strchr(p_cpo, CPO_EMPTYREGION) != NULL) beep_flush(); return OK; } /* * Do a yank of whatever we're about to delete. * If a yank register was specified, put the deleted text into that * register. For the black hole register '_' don't yank anything. */ if (oap->regname != '_') { if (oap->regname != 0) { // check for read-only register if (!valid_yank_reg(oap->regname, TRUE)) { beep_flush(); return OK; } get_yank_register(oap->regname, TRUE); // yank into specif'd reg. if (op_yank(oap, TRUE, FALSE) == OK) // yank without message did_yank = TRUE; } /* * Put deleted text into register 1 and shift number registers if the * delete contains a line break, or when using a specific operator (Vi * compatible) * Use the register name from before adjust_clip_reg() may have * changed it. */ if (oap->motion_type == MLINE || oap->line_count > 1 || oap->use_reg_one) { shift_delete_registers(); if (op_yank(oap, TRUE, FALSE) == OK) did_yank = TRUE; } // Yank into small delete register when no named register specified // and the delete is within one line. if (( #ifdef FEAT_CLIPBOARD ((clip_unnamed & CLIP_UNNAMED) && oap->regname == '*') || ((clip_unnamed & CLIP_UNNAMED_PLUS) && oap->regname == '+') || #endif oap->regname == 0) && oap->motion_type != MLINE && oap->line_count == 1) { oap->regname = '-'; get_yank_register(oap->regname, TRUE); if (op_yank(oap, TRUE, FALSE) == OK) did_yank = TRUE; oap->regname = 0; } /* * If there's too much stuff to fit in the yank register, then get a * confirmation before doing the delete. This is crude, but simple. * And it avoids doing a delete of something we can't put back if we * want. */ if (!did_yank) { int msg_silent_save = msg_silent; msg_silent = 0; // must display the prompt n = ask_yesno((char_u *)_("cannot yank; delete anyway"), TRUE); msg_silent = msg_silent_save; if (n != 'y') { emsg(_(e_abort)); return FAIL; } } #if defined(FEAT_EVAL) if (did_yank && has_textyankpost()) yank_do_autocmd(oap, get_y_current()); #endif } /* * block mode delete */ if (oap->block_mode) { if (u_save((linenr_T)(oap->start.lnum - 1), (linenr_T)(oap->end.lnum + 1)) == FAIL) return FAIL; for (lnum = curwin->w_cursor.lnum; lnum <= oap->end.lnum; ++lnum) { block_prep(oap, &bd, lnum, TRUE); if (bd.textlen == 0) // nothing to delete continue; // Adjust cursor position for tab replaced by spaces and 'lbr'. if (lnum == curwin->w_cursor.lnum) { curwin->w_cursor.col = bd.textcol + bd.startspaces; curwin->w_cursor.coladd = 0; } // "n" == number of chars deleted // If we delete a TAB, it may be replaced by several characters. // Thus the number of characters may increase! n = bd.textlen - bd.startspaces - bd.endspaces; oldp = ml_get(lnum); newp = alloc(STRLEN(oldp) + 1 - n); if (newp == NULL) continue; // copy up to deleted part mch_memmove(newp, oldp, (size_t)bd.textcol); // insert spaces vim_memset(newp + bd.textcol, ' ', (size_t)(bd.startspaces + bd.endspaces)); // copy the part after the deleted part oldp += bd.textcol + bd.textlen; STRMOVE(newp + bd.textcol + bd.startspaces + bd.endspaces, oldp); // replace the line ml_replace(lnum, newp, FALSE); #ifdef FEAT_PROP_POPUP if (curbuf->b_has_textprop && n != 0) adjust_prop_columns(lnum, bd.textcol, -n, 0); #endif } check_cursor_col(); changed_lines(curwin->w_cursor.lnum, curwin->w_cursor.col, oap->end.lnum + 1, 0L); oap->line_count = 0; // no lines deleted } else if (oap->motion_type == MLINE) { if (oap->op_type == OP_CHANGE) { // Delete the lines except the first one. Temporarily move the // cursor to the next line. Save the current line number, if the // last line is deleted it may be changed. if (oap->line_count > 1) { lnum = curwin->w_cursor.lnum; ++curwin->w_cursor.lnum; del_lines((long)(oap->line_count - 1), TRUE); curwin->w_cursor.lnum = lnum; } if (u_save_cursor() == FAIL) return FAIL; if (curbuf->b_p_ai) // don't delete indent { beginline(BL_WHITE); // cursor on first non-white did_ai = TRUE; // delete the indent when ESC hit ai_col = curwin->w_cursor.col; } else beginline(0); // cursor in column 0 truncate_line(FALSE); // delete the rest of the line // leave cursor past last char in line if (oap->line_count > 1) u_clearline(); // "U" command not possible after "2cc" } else { del_lines(oap->line_count, TRUE); beginline(BL_WHITE | BL_FIX); u_clearline(); // "U" command not possible after "dd" } } else { if (virtual_op) { int endcol = 0; // For virtualedit: break the tabs that are partly included. if (gchar_pos(&oap->start) == '\t') { if (u_save_cursor() == FAIL) // save first line for undo return FAIL; if (oap->line_count == 1) endcol = getviscol2(oap->end.col, oap->end.coladd); coladvance_force(getviscol2(oap->start.col, oap->start.coladd)); oap->start = curwin->w_cursor; if (oap->line_count == 1) { coladvance(endcol); oap->end.col = curwin->w_cursor.col; oap->end.coladd = curwin->w_cursor.coladd; curwin->w_cursor = oap->start; } } // Break a tab only when it's included in the area. if (gchar_pos(&oap->end) == '\t' && (int)oap->end.coladd < oap->inclusive) { // save last line for undo if (u_save((linenr_T)(oap->end.lnum - 1), (linenr_T)(oap->end.lnum + 1)) == FAIL) return FAIL; curwin->w_cursor = oap->end; coladvance_force(getviscol2(oap->end.col, oap->end.coladd)); oap->end = curwin->w_cursor; curwin->w_cursor = oap->start; } if (has_mbyte) mb_adjust_opend(oap); } if (oap->line_count == 1) // delete characters within one line { if (u_save_cursor() == FAIL) // save line for undo return FAIL; // if 'cpoptions' contains '$', display '$' at end of change if ( vim_strchr(p_cpo, CPO_DOLLAR) != NULL && oap->op_type == OP_CHANGE && oap->end.lnum == curwin->w_cursor.lnum && !oap->is_VIsual) display_dollar(oap->end.col - !oap->inclusive); n = oap->end.col - oap->start.col + 1 - !oap->inclusive; if (virtual_op) { // fix up things for virtualedit-delete: // break the tabs which are going to get in our way char_u *curline = ml_get_curline(); int len = (int)STRLEN(curline); if (oap->end.coladd != 0 && (int)oap->end.col >= len - 1 && !(oap->start.coladd && (int)oap->end.col >= len - 1)) n++; // Delete at least one char (e.g, when on a control char). if (n == 0 && oap->start.coladd != oap->end.coladd) n = 1; // When deleted a char in the line, reset coladd. if (gchar_cursor() != NUL) curwin->w_cursor.coladd = 0; } (void)del_bytes((long)n, !virtual_op, oap->op_type == OP_DELETE && !oap->is_VIsual); } else // delete characters between lines { pos_T curpos; // save deleted and changed lines for undo if (u_save((linenr_T)(curwin->w_cursor.lnum - 1), (linenr_T)(curwin->w_cursor.lnum + oap->line_count)) == FAIL) return FAIL; truncate_line(TRUE); // delete from cursor to end of line curpos = curwin->w_cursor; // remember curwin->w_cursor ++curwin->w_cursor.lnum; del_lines((long)(oap->line_count - 2), FALSE); // delete from start of line until op_end n = (oap->end.col + 1 - !oap->inclusive); curwin->w_cursor.col = 0; (void)del_bytes((long)n, !virtual_op, oap->op_type == OP_DELETE && !oap->is_VIsual); curwin->w_cursor = curpos; // restore curwin->w_cursor (void)do_join(2, FALSE, FALSE, FALSE, FALSE); } } msgmore(curbuf->b_ml.ml_line_count - old_lcount); setmarks: if (!cmdmod.lockmarks) { if (oap->block_mode) { curbuf->b_op_end.lnum = oap->end.lnum; curbuf->b_op_end.col = oap->start.col; } else curbuf->b_op_end = oap->start; curbuf->b_op_start = oap->start; } return OK; } /* * Adjust end of operating area for ending on a multi-byte character. * Used for deletion. */ static void mb_adjust_opend(oparg_T *oap) { char_u *p; if (oap->inclusive) { p = ml_get(oap->end.lnum); oap->end.col += mb_tail_off(p, p + oap->end.col); } } /* * Replace the character under the cursor with "c". * This takes care of multi-byte characters. */ static void replace_character(int c) { int n = State; State = REPLACE; ins_char(c); State = n; // Backup to the replaced character. dec_cursor(); } /* * Replace a whole area with one character. */ int op_replace(oparg_T *oap, int c) { int n, numc; int num_chars; char_u *newp, *oldp; size_t oldlen; struct block_def bd; char_u *after_p = NULL; int had_ctrl_v_cr = FALSE; if ((curbuf->b_ml.ml_flags & ML_EMPTY ) || oap->empty) return OK; // nothing to do if (c == REPLACE_CR_NCHAR) { had_ctrl_v_cr = TRUE; c = CAR; } else if (c == REPLACE_NL_NCHAR) { had_ctrl_v_cr = TRUE; c = NL; } if (has_mbyte) mb_adjust_opend(oap); if (u_save((linenr_T)(oap->start.lnum - 1), (linenr_T)(oap->end.lnum + 1)) == FAIL) return FAIL; /* * block mode replace */ if (oap->block_mode) { bd.is_MAX = (curwin->w_curswant == MAXCOL); for ( ; curwin->w_cursor.lnum <= oap->end.lnum; ++curwin->w_cursor.lnum) { curwin->w_cursor.col = 0; // make sure cursor position is valid block_prep(oap, &bd, curwin->w_cursor.lnum, TRUE); if (bd.textlen == 0 && (!virtual_op || bd.is_MAX)) continue; // nothing to replace // n == number of extra chars required // If we split a TAB, it may be replaced by several characters. // Thus the number of characters may increase! // If the range starts in virtual space, count the initial // coladd offset as part of "startspaces" if (virtual_op && bd.is_short && *bd.textstart == NUL) { pos_T vpos; vpos.lnum = curwin->w_cursor.lnum; getvpos(&vpos, oap->start_vcol); bd.startspaces += vpos.coladd; n = bd.startspaces; } else // allow for pre spaces n = (bd.startspaces ? bd.start_char_vcols - 1 : 0); // allow for post spp n += (bd.endspaces && !bd.is_oneChar && bd.end_char_vcols > 0) ? bd.end_char_vcols - 1 : 0; // Figure out how many characters to replace. numc = oap->end_vcol - oap->start_vcol + 1; if (bd.is_short && (!virtual_op || bd.is_MAX)) numc -= (oap->end_vcol - bd.end_vcol) + 1; // A double-wide character can be replaced only up to half the // times. if ((*mb_char2cells)(c) > 1) { if ((numc & 1) && !bd.is_short) { ++bd.endspaces; ++n; } numc = numc / 2; } // Compute bytes needed, move character count to num_chars. num_chars = numc; numc *= (*mb_char2len)(c); // oldlen includes textlen, so don't double count n += numc - bd.textlen; oldp = ml_get_curline(); oldlen = STRLEN(oldp); newp = alloc(oldlen + 1 + n); if (newp == NULL) continue; vim_memset(newp, NUL, (size_t)(oldlen + 1 + n)); // copy up to deleted part mch_memmove(newp, oldp, (size_t)bd.textcol); oldp += bd.textcol + bd.textlen; // insert pre-spaces vim_memset(newp + bd.textcol, ' ', (size_t)bd.startspaces); // insert replacement chars CHECK FOR ALLOCATED SPACE // REPLACE_CR_NCHAR/REPLACE_NL_NCHAR is used for entering CR // literally. if (had_ctrl_v_cr || (c != '\r' && c != '\n')) { if (has_mbyte) { n = (int)STRLEN(newp); while (--num_chars >= 0) n += (*mb_char2bytes)(c, newp + n); } else vim_memset(newp + STRLEN(newp), c, (size_t)numc); if (!bd.is_short) { // insert post-spaces vim_memset(newp + STRLEN(newp), ' ', (size_t)bd.endspaces); // copy the part after the changed part STRMOVE(newp + STRLEN(newp), oldp); } } else { // Replacing with \r or \n means splitting the line. after_p = alloc(oldlen + 1 + n - STRLEN(newp)); if (after_p != NULL) STRMOVE(after_p, oldp); } // replace the line ml_replace(curwin->w_cursor.lnum, newp, FALSE); if (after_p != NULL) { ml_append(curwin->w_cursor.lnum++, after_p, 0, FALSE); appended_lines_mark(curwin->w_cursor.lnum, 1L); oap->end.lnum++; vim_free(after_p); } } } else { /* * MCHAR and MLINE motion replace. */ if (oap->motion_type == MLINE) { oap->start.col = 0; curwin->w_cursor.col = 0; oap->end.col = (colnr_T)STRLEN(ml_get(oap->end.lnum)); if (oap->end.col) --oap->end.col; } else if (!oap->inclusive) dec(&(oap->end)); while (LTOREQ_POS(curwin->w_cursor, oap->end)) { n = gchar_cursor(); if (n != NUL) { if ((*mb_char2len)(c) > 1 || (*mb_char2len)(n) > 1) { // This is slow, but it handles replacing a single-byte // with a multi-byte and the other way around. if (curwin->w_cursor.lnum == oap->end.lnum) oap->end.col += (*mb_char2len)(c) - (*mb_char2len)(n); replace_character(c); } else { if (n == TAB) { int end_vcol = 0; if (curwin->w_cursor.lnum == oap->end.lnum) { // oap->end has to be recalculated when // the tab breaks end_vcol = getviscol2(oap->end.col, oap->end.coladd); } coladvance_force(getviscol()); if (curwin->w_cursor.lnum == oap->end.lnum) getvpos(&oap->end, end_vcol); } PBYTE(curwin->w_cursor, c); } } else if (virtual_op && curwin->w_cursor.lnum == oap->end.lnum) { int virtcols = oap->end.coladd; if (curwin->w_cursor.lnum == oap->start.lnum && oap->start.col == oap->end.col && oap->start.coladd) virtcols -= oap->start.coladd; // oap->end has been trimmed so it's effectively inclusive; // as a result an extra +1 must be counted so we don't // trample the NUL byte. coladvance_force(getviscol2(oap->end.col, oap->end.coladd) + 1); curwin->w_cursor.col -= (virtcols + 1); for (; virtcols >= 0; virtcols--) { if ((*mb_char2len)(c) > 1) replace_character(c); else PBYTE(curwin->w_cursor, c); if (inc(&curwin->w_cursor) == -1) break; } } // Advance to next character, stop at the end of the file. if (inc_cursor() == -1) break; } } curwin->w_cursor = oap->start; check_cursor(); changed_lines(oap->start.lnum, oap->start.col, oap->end.lnum + 1, 0L); if (!cmdmod.lockmarks) { // Set "'[" and "']" marks. curbuf->b_op_start = oap->start; curbuf->b_op_end = oap->end; } return OK; } static int swapchars(int op_type, pos_T *pos, int length); /* * Handle the (non-standard vi) tilde operator. Also for "gu", "gU" and "g?". */ static void op_tilde(oparg_T *oap) { pos_T pos; struct block_def bd; int did_change = FALSE; if (u_save((linenr_T)(oap->start.lnum - 1), (linenr_T)(oap->end.lnum + 1)) == FAIL) return; pos = oap->start; if (oap->block_mode) // Visual block mode { for (; pos.lnum <= oap->end.lnum; ++pos.lnum) { int one_change; block_prep(oap, &bd, pos.lnum, FALSE); pos.col = bd.textcol; one_change = swapchars(oap->op_type, &pos, bd.textlen); did_change |= one_change; #ifdef FEAT_NETBEANS_INTG if (netbeans_active() && one_change) { char_u *ptr = ml_get_buf(curbuf, pos.lnum, FALSE); netbeans_removed(curbuf, pos.lnum, bd.textcol, (long)bd.textlen); netbeans_inserted(curbuf, pos.lnum, bd.textcol, &ptr[bd.textcol], bd.textlen); } #endif } if (did_change) changed_lines(oap->start.lnum, 0, oap->end.lnum + 1, 0L); } else // not block mode { if (oap->motion_type == MLINE) { oap->start.col = 0; pos.col = 0; oap->end.col = (colnr_T)STRLEN(ml_get(oap->end.lnum)); if (oap->end.col) --oap->end.col; } else if (!oap->inclusive) dec(&(oap->end)); if (pos.lnum == oap->end.lnum) did_change = swapchars(oap->op_type, &pos, oap->end.col - pos.col + 1); else for (;;) { did_change |= swapchars(oap->op_type, &pos, pos.lnum == oap->end.lnum ? oap->end.col + 1: (int)STRLEN(ml_get_pos(&pos))); if (LTOREQ_POS(oap->end, pos) || inc(&pos) == -1) break; } if (did_change) { changed_lines(oap->start.lnum, oap->start.col, oap->end.lnum + 1, 0L); #ifdef FEAT_NETBEANS_INTG if (netbeans_active() && did_change) { char_u *ptr; int count; pos = oap->start; while (pos.lnum < oap->end.lnum) { ptr = ml_get_buf(curbuf, pos.lnum, FALSE); count = (int)STRLEN(ptr) - pos.col; netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count); pos.col = 0; pos.lnum++; } ptr = ml_get_buf(curbuf, pos.lnum, FALSE); count = oap->end.col - pos.col + 1; netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count); } #endif } } if (!did_change && oap->is_VIsual) // No change: need to remove the Visual selection redraw_curbuf_later(INVERTED); if (!cmdmod.lockmarks) { // Set '[ and '] marks. curbuf->b_op_start = oap->start; curbuf->b_op_end = oap->end; } if (oap->line_count > p_report) smsg(NGETTEXT("%ld line changed", "%ld lines changed", oap->line_count), oap->line_count); } /* * Invoke swapchar() on "length" bytes at position "pos". * "pos" is advanced to just after the changed characters. * "length" is rounded up to include the whole last multi-byte character. * Also works correctly when the number of bytes changes. * Returns TRUE if some character was changed. */ static int swapchars(int op_type, pos_T *pos, int length) { int todo; int did_change = 0; for (todo = length; todo > 0; --todo) { if (has_mbyte) { int len = (*mb_ptr2len)(ml_get_pos(pos)); // we're counting bytes, not characters if (len > 0) todo -= len - 1; } did_change |= swapchar(op_type, pos); if (inc(pos) == -1) // at end of file break; } return did_change; } /* * If op_type == OP_UPPER: make uppercase, * if op_type == OP_LOWER: make lowercase, * if op_type == OP_ROT13: do rot13 encoding, * else swap case of character at 'pos' * returns TRUE when something actually changed. */ int swapchar(int op_type, pos_T *pos) { int c; int nc; c = gchar_pos(pos); // Only do rot13 encoding for ASCII characters. if (c >= 0x80 && op_type == OP_ROT13) return FALSE; if (op_type == OP_UPPER && c == 0xdf && (enc_latin1like || STRCMP(p_enc, "iso-8859-2") == 0)) { pos_T sp = curwin->w_cursor; // Special handling of German sharp s: change to "SS". curwin->w_cursor = *pos; del_char(FALSE); ins_char('S'); ins_char('S'); curwin->w_cursor = sp; inc(pos); } if (enc_dbcs != 0 && c >= 0x100) // No lower/uppercase letter return FALSE; nc = c; if (MB_ISLOWER(c)) { if (op_type == OP_ROT13) nc = ROT13(c, 'a'); else if (op_type != OP_LOWER) nc = MB_TOUPPER(c); } else if (MB_ISUPPER(c)) { if (op_type == OP_ROT13) nc = ROT13(c, 'A'); else if (op_type != OP_UPPER) nc = MB_TOLOWER(c); } if (nc != c) { if (enc_utf8 && (c >= 0x80 || nc >= 0x80)) { pos_T sp = curwin->w_cursor; curwin->w_cursor = *pos; // don't use del_char(), it also removes composing chars del_bytes(utf_ptr2len(ml_get_cursor()), FALSE, FALSE); ins_char(nc); curwin->w_cursor = sp; } else PBYTE(*pos, nc); return TRUE; } return FALSE; } /* * op_insert - Insert and append operators for Visual mode. */ void op_insert(oparg_T *oap, long count1) { long ins_len, pre_textlen = 0; char_u *firstline, *ins_text; colnr_T ind_pre = 0, ind_post; struct block_def bd; int i; pos_T t1; // edit() changes this - record it for OP_APPEND bd.is_MAX = (curwin->w_curswant == MAXCOL); // vis block is still marked. Get rid of it now. curwin->w_cursor.lnum = oap->start.lnum; update_screen(INVERTED); if (oap->block_mode) { // When 'virtualedit' is used, need to insert the extra spaces before // doing block_prep(). When only "block" is used, virtual edit is // already disabled, but still need it when calling // coladvance_force(). if (curwin->w_cursor.coladd > 0) { int old_ve_flags = ve_flags; ve_flags = VE_ALL; if (u_save_cursor() == FAIL) return; coladvance_force(oap->op_type == OP_APPEND ? oap->end_vcol + 1 : getviscol()); if (oap->op_type == OP_APPEND) --curwin->w_cursor.col; ve_flags = old_ve_flags; } // Get the info about the block before entering the text block_prep(oap, &bd, oap->start.lnum, TRUE); // Get indent information ind_pre = (colnr_T)getwhitecols_curline(); firstline = ml_get(oap->start.lnum) + bd.textcol; if (oap->op_type == OP_APPEND) firstline += bd.textlen; pre_textlen = (long)STRLEN(firstline); } if (oap->op_type == OP_APPEND) { if (oap->block_mode && curwin->w_cursor.coladd == 0) { // Move the cursor to the character right of the block. curwin->w_set_curswant = TRUE; while (*ml_get_cursor() != NUL && (curwin->w_cursor.col < bd.textcol + bd.textlen)) ++curwin->w_cursor.col; if (bd.is_short && !bd.is_MAX) { // First line was too short, make it longer and adjust the // values in "bd". if (u_save_cursor() == FAIL) return; for (i = 0; i < bd.endspaces; ++i) ins_char(' '); bd.textlen += bd.endspaces; } } else { curwin->w_cursor = oap->end; check_cursor_col(); // Works just like an 'i'nsert on the next character. if (!LINEEMPTY(curwin->w_cursor.lnum) && oap->start_vcol != oap->end_vcol) inc_cursor(); } } t1 = oap->start; (void)edit(NUL, FALSE, (linenr_T)count1); // When a tab was inserted, and the characters in front of the tab // have been converted to a tab as well, the column of the cursor // might have actually been reduced, so need to adjust here. if (t1.lnum == curbuf->b_op_start_orig.lnum && LT_POS(curbuf->b_op_start_orig, t1)) oap->start = curbuf->b_op_start_orig; // If user has moved off this line, we don't know what to do, so do // nothing. // Also don't repeat the insert when Insert mode ended with CTRL-C. if (curwin->w_cursor.lnum != oap->start.lnum || got_int) return; if (oap->block_mode) { struct block_def bd2; int did_indent = FALSE; size_t len; int add; // If indent kicked in, the firstline might have changed // but only do that, if the indent actually increased. ind_post = (colnr_T)getwhitecols_curline(); if (curbuf->b_op_start.col > ind_pre && ind_post > ind_pre) { bd.textcol += ind_post - ind_pre; bd.start_vcol += ind_post - ind_pre; did_indent = TRUE; } // The user may have moved the cursor before inserting something, try // to adjust the block for that. But only do it, if the difference // does not come from indent kicking in. if (oap->start.lnum == curbuf->b_op_start_orig.lnum && !bd.is_MAX && !did_indent) { if (oap->op_type == OP_INSERT && oap->start.col + oap->start.coladd != curbuf->b_op_start_orig.col + curbuf->b_op_start_orig.coladd) { int t = getviscol2(curbuf->b_op_start_orig.col, curbuf->b_op_start_orig.coladd); oap->start.col = curbuf->b_op_start_orig.col; pre_textlen -= t - oap->start_vcol; oap->start_vcol = t; } else if (oap->op_type == OP_APPEND && oap->end.col + oap->end.coladd >= curbuf->b_op_start_orig.col + curbuf->b_op_start_orig.coladd) { int t = getviscol2(curbuf->b_op_start_orig.col, curbuf->b_op_start_orig.coladd); oap->start.col = curbuf->b_op_start_orig.col; // reset pre_textlen to the value of OP_INSERT pre_textlen += bd.textlen; pre_textlen -= t - oap->start_vcol; oap->start_vcol = t; oap->op_type = OP_INSERT; } } /* * Spaces and tabs in the indent may have changed to other spaces and * tabs. Get the starting column again and correct the length. * Don't do this when "$" used, end-of-line will have changed. */ block_prep(oap, &bd2, oap->start.lnum, TRUE); if (!bd.is_MAX || bd2.textlen < bd.textlen) { if (oap->op_type == OP_APPEND) { pre_textlen += bd2.textlen - bd.textlen; if (bd2.endspaces) --bd2.textlen; } bd.textcol = bd2.textcol; bd.textlen = bd2.textlen; } /* * Subsequent calls to ml_get() flush the firstline data - take a * copy of the required string. */ firstline = ml_get(oap->start.lnum); len = STRLEN(firstline); add = bd.textcol; if (oap->op_type == OP_APPEND) add += bd.textlen; if ((size_t)add > len) firstline += len; // short line, point to the NUL else firstline += add; if (pre_textlen >= 0 && (ins_len = (long)STRLEN(firstline) - pre_textlen) > 0) { ins_text = vim_strnsave(firstline, ins_len); if (ins_text != NULL) { // block handled here if (u_save(oap->start.lnum, (linenr_T)(oap->end.lnum + 1)) == OK) block_insert(oap, ins_text, (oap->op_type == OP_INSERT), &bd); curwin->w_cursor.col = oap->start.col; check_cursor(); vim_free(ins_text); } } } } /* * op_change - handle a change operation * * return TRUE if edit() returns because of a CTRL-O command */ int op_change(oparg_T *oap) { colnr_T l; int retval; long offset; linenr_T linenr; long ins_len; long pre_textlen = 0; long pre_indent = 0; char_u *firstline; char_u *ins_text, *newp, *oldp; struct block_def bd; l = oap->start.col; if (oap->motion_type == MLINE) { l = 0; #ifdef FEAT_SMARTINDENT if (!p_paste && curbuf->b_p_si # ifdef FEAT_CINDENT && !curbuf->b_p_cin # endif ) can_si = TRUE; // It's like opening a new line, do si #endif } // First delete the text in the region. In an empty buffer only need to // save for undo if (curbuf->b_ml.ml_flags & ML_EMPTY) { if (u_save_cursor() == FAIL) return FALSE; } else if (op_delete(oap) == FAIL) return FALSE; if ((l > curwin->w_cursor.col) && !LINEEMPTY(curwin->w_cursor.lnum) && !virtual_op) inc_cursor(); // check for still on same line (<CR> in inserted text meaningless) // skip blank lines too if (oap->block_mode) { // Add spaces before getting the current line length. if (virtual_op && (curwin->w_cursor.coladd > 0 || gchar_cursor() == NUL)) coladvance_force(getviscol()); firstline = ml_get(oap->start.lnum); pre_textlen = (long)STRLEN(firstline); pre_indent = (long)getwhitecols(firstline); bd.textcol = curwin->w_cursor.col; } #if defined(FEAT_LISP) || defined(FEAT_CINDENT) if (oap->motion_type == MLINE) fix_indent(); #endif retval = edit(NUL, FALSE, (linenr_T)1); /* * In Visual block mode, handle copying the new text to all lines of the * block. * Don't repeat the insert when Insert mode ended with CTRL-C. */ if (oap->block_mode && oap->start.lnum != oap->end.lnum && !got_int) { // Auto-indenting may have changed the indent. If the cursor was past // the indent, exclude that indent change from the inserted text. firstline = ml_get(oap->start.lnum); if (bd.textcol > (colnr_T)pre_indent) { long new_indent = (long)getwhitecols(firstline); pre_textlen += new_indent - pre_indent; bd.textcol += new_indent - pre_indent; } ins_len = (long)STRLEN(firstline) - pre_textlen; if (ins_len > 0) { // Subsequent calls to ml_get() flush the firstline data - take a // copy of the inserted text. if ((ins_text = alloc(ins_len + 1)) != NULL) { vim_strncpy(ins_text, firstline + bd.textcol, (size_t)ins_len); for (linenr = oap->start.lnum + 1; linenr <= oap->end.lnum; linenr++) { block_prep(oap, &bd, linenr, TRUE); if (!bd.is_short || virtual_op) { pos_T vpos; // If the block starts in virtual space, count the // initial coladd offset as part of "startspaces" if (bd.is_short) { vpos.lnum = linenr; (void)getvpos(&vpos, oap->start_vcol); } else vpos.coladd = 0; oldp = ml_get(linenr); newp = alloc(STRLEN(oldp) + vpos.coladd + ins_len + 1); if (newp == NULL) continue; // copy up to block start mch_memmove(newp, oldp, (size_t)bd.textcol); offset = bd.textcol; vim_memset(newp + offset, ' ', (size_t)vpos.coladd); offset += vpos.coladd; mch_memmove(newp + offset, ins_text, (size_t)ins_len); offset += ins_len; oldp += bd.textcol; STRMOVE(newp + offset, oldp); ml_replace(linenr, newp, FALSE); } } check_cursor(); changed_lines(oap->start.lnum + 1, 0, oap->end.lnum + 1, 0L); } vim_free(ins_text); } } return retval; } /* * When the cursor is on the NUL past the end of the line and it should not be * there move it left. */ void adjust_cursor_eol(void) { if (curwin->w_cursor.col > 0 && gchar_cursor() == NUL && (ve_flags & VE_ONEMORE) == 0 && !(restart_edit || (State & INSERT))) { // Put the cursor on the last character in the line. dec_cursor(); if (ve_flags == VE_ALL) { colnr_T scol, ecol; // Coladd is set to the width of the last character. getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol); curwin->w_cursor.coladd = ecol - scol + 1; } } } /* * If "process" is TRUE and the line begins with a comment leader (possibly * after some white space), return a pointer to the text after it. Put a boolean * value indicating whether the line ends with an unclosed comment in * "is_comment". * line - line to be processed, * process - if FALSE, will only check whether the line ends with an unclosed * comment, * include_space - whether to also skip space following the comment leader, * is_comment - will indicate whether the current line ends with an unclosed * comment. */ char_u * skip_comment( char_u *line, int process, int include_space, int *is_comment) { char_u *comment_flags = NULL; int lead_len; int leader_offset = get_last_leader_offset(line, &comment_flags); *is_comment = FALSE; if (leader_offset != -1) { // Let's check whether the line ends with an unclosed comment. // If the last comment leader has COM_END in flags, there's no comment. while (*comment_flags) { if (*comment_flags == COM_END || *comment_flags == ':') break; ++comment_flags; } if (*comment_flags != COM_END) *is_comment = TRUE; } if (process == FALSE) return line; lead_len = get_leader_len(line, &comment_flags, FALSE, include_space); if (lead_len == 0) return line; // Find: // - COM_END, // - colon, // whichever comes first. while (*comment_flags) { if (*comment_flags == COM_END || *comment_flags == ':') break; ++comment_flags; } // If we found a colon, it means that we are not processing a line // starting with a closing part of a three-part comment. That's good, // because we don't want to remove those as this would be annoying. if (*comment_flags == ':' || *comment_flags == NUL) line += lead_len; return line; } /* * Join 'count' lines (minimal 2) at cursor position. * When "save_undo" is TRUE save lines for undo first. * Set "use_formatoptions" to FALSE when e.g. processing backspace and comment * leaders should not be removed. * When setmark is TRUE, sets the '[ and '] mark, else, the caller is expected * to set those marks. * * return FAIL for failure, OK otherwise */ int do_join( long count, int insert_space, int save_undo, int use_formatoptions UNUSED, int setmark) { char_u *curr = NULL; char_u *curr_start = NULL; char_u *cend; char_u *newp; size_t newp_len; char_u *spaces; // number of spaces inserted before a line int endcurr1 = NUL; int endcurr2 = NUL; int currsize = 0; // size of the current line int sumsize = 0; // size of the long new line linenr_T t; colnr_T col = 0; int ret = OK; int *comments = NULL; int remove_comments = (use_formatoptions == TRUE) && has_format_option(FO_REMOVE_COMS); int prev_was_comment; #ifdef FEAT_PROP_POPUP int propcount = 0; // number of props over all joined lines int props_remaining; #endif if (save_undo && u_save((linenr_T)(curwin->w_cursor.lnum - 1), (linenr_T)(curwin->w_cursor.lnum + count)) == FAIL) return FAIL; // Allocate an array to store the number of spaces inserted before each // line. We will use it to pre-compute the length of the new line and the // proper placement of each original line in the new one. spaces = lalloc_clear(count, TRUE); if (spaces == NULL) return FAIL; if (remove_comments) { comments = lalloc_clear(count * sizeof(int), TRUE); if (comments == NULL) { vim_free(spaces); return FAIL; } } /* * Don't move anything yet, just compute the final line length * and setup the array of space strings lengths * This loops forward over the joined lines. */ for (t = 0; t < count; ++t) { curr = curr_start = ml_get((linenr_T)(curwin->w_cursor.lnum + t)); #ifdef FEAT_PROP_POPUP propcount += count_props((linenr_T) (curwin->w_cursor.lnum + t), t > 0); #endif if (t == 0 && setmark && !cmdmod.lockmarks) { // Set the '[ mark. curwin->w_buffer->b_op_start.lnum = curwin->w_cursor.lnum; curwin->w_buffer->b_op_start.col = (colnr_T)STRLEN(curr); } if (remove_comments) { // We don't want to remove the comment leader if the // previous line is not a comment. if (t > 0 && prev_was_comment) { char_u *new_curr = skip_comment(curr, TRUE, insert_space, &prev_was_comment); comments[t] = (int)(new_curr - curr); curr = new_curr; } else curr = skip_comment(curr, FALSE, insert_space, &prev_was_comment); } if (insert_space && t > 0) { curr = skipwhite(curr); if (*curr != NUL && *curr != ')' && sumsize != 0 && endcurr1 != TAB && (!has_format_option(FO_MBYTE_JOIN) || (mb_ptr2char(curr) < 0x100 && endcurr1 < 0x100)) && (!has_format_option(FO_MBYTE_JOIN2) || (mb_ptr2char(curr) < 0x100 && !(enc_utf8 && utf_eat_space(endcurr1))) || (endcurr1 < 0x100 && !(enc_utf8 && utf_eat_space(mb_ptr2char(curr))))) ) { // don't add a space if the line is ending in a space if (endcurr1 == ' ') endcurr1 = endcurr2; else ++spaces[t]; // extra space when 'joinspaces' set and line ends in '.' if ( p_js && (endcurr1 == '.' || (vim_strchr(p_cpo, CPO_JOINSP) == NULL && (endcurr1 == '?' || endcurr1 == '!')))) ++spaces[t]; } } currsize = (int)STRLEN(curr); sumsize += currsize + spaces[t]; endcurr1 = endcurr2 = NUL; if (insert_space && currsize > 0) { if (has_mbyte) { cend = curr + currsize; MB_PTR_BACK(curr, cend); endcurr1 = (*mb_ptr2char)(cend); if (cend > curr) { MB_PTR_BACK(curr, cend); endcurr2 = (*mb_ptr2char)(cend); } } else { endcurr1 = *(curr + currsize - 1); if (currsize > 1) endcurr2 = *(curr + currsize - 2); } } line_breakcheck(); if (got_int) { ret = FAIL; goto theend; } } // store the column position before last line col = sumsize - currsize - spaces[count - 1]; // allocate the space for the new line newp_len = sumsize + 1; #ifdef FEAT_PROP_POPUP newp_len += propcount * sizeof(textprop_T); #endif newp = alloc(newp_len); if (newp == NULL) { ret = FAIL; goto theend; } cend = newp + sumsize; *cend = 0; /* * Move affected lines to the new long one. * This loops backwards over the joined lines, including the original line. * * Move marks from each deleted line to the joined line, adjusting the * column. This is not Vi compatible, but Vi deletes the marks, thus that * should not really be a problem. */ #ifdef FEAT_PROP_POPUP props_remaining = propcount; #endif for (t = count - 1; ; --t) { int spaces_removed; cend -= currsize; mch_memmove(cend, curr, (size_t)currsize); if (spaces[t] > 0) { cend -= spaces[t]; vim_memset(cend, ' ', (size_t)(spaces[t])); } // If deleting more spaces than adding, the cursor moves no more than // what is added if it is inside these spaces. spaces_removed = (curr - curr_start) - spaces[t]; mark_col_adjust(curwin->w_cursor.lnum + t, (colnr_T)0, (linenr_T)-t, (long)(cend - newp - spaces_removed), spaces_removed); #ifdef FEAT_PROP_POPUP prepend_joined_props(newp + sumsize + 1, propcount, &props_remaining, curwin->w_cursor.lnum + t, t == count - 1, (long)(cend - newp), spaces_removed); #endif if (t == 0) break; curr = curr_start = ml_get((linenr_T)(curwin->w_cursor.lnum + t - 1)); if (remove_comments) curr += comments[t - 1]; if (insert_space && t > 1) curr = skipwhite(curr); currsize = (int)STRLEN(curr); } ml_replace_len(curwin->w_cursor.lnum, newp, (colnr_T)newp_len, TRUE, FALSE); if (setmark && !cmdmod.lockmarks) { // Set the '] mark. curwin->w_buffer->b_op_end.lnum = curwin->w_cursor.lnum; curwin->w_buffer->b_op_end.col = (colnr_T)sumsize; } // Only report the change in the first line here, del_lines() will report // the deleted line. changed_lines(curwin->w_cursor.lnum, currsize, curwin->w_cursor.lnum + 1, 0L); /* * Delete following lines. To do this we move the cursor there * briefly, and then move it back. After del_lines() the cursor may * have moved up (last line deleted), so the current lnum is kept in t. */ t = curwin->w_cursor.lnum; ++curwin->w_cursor.lnum; del_lines(count - 1, FALSE); curwin->w_cursor.lnum = t; /* * Set the cursor column: * Vi compatible: use the column of the first join * vim: use the column of the last join */ curwin->w_cursor.col = (vim_strchr(p_cpo, CPO_JOINCOL) != NULL ? currsize : col); check_cursor_col(); curwin->w_cursor.coladd = 0; curwin->w_set_curswant = TRUE; theend: vim_free(spaces); if (remove_comments) vim_free(comments); return ret; } /* * prepare a few things for block mode yank/delete/tilde * * for delete: * - textlen includes the first/last char to be (partly) deleted * - start/endspaces is the number of columns that are taken by the * first/last deleted char minus the number of columns that have to be * deleted. * for yank and tilde: * - textlen includes the first/last char to be wholly yanked * - start/endspaces is the number of columns of the first/last yanked char * that are to be yanked. */ void block_prep( oparg_T *oap, struct block_def *bdp, linenr_T lnum, int is_del) { int incr = 0; char_u *pend; char_u *pstart; char_u *line; char_u *prev_pstart; char_u *prev_pend; #ifdef FEAT_LINEBREAK int lbr_saved = curwin->w_p_lbr; // Avoid a problem with unwanted linebreaks in block mode. curwin->w_p_lbr = FALSE; #endif bdp->startspaces = 0; bdp->endspaces = 0; bdp->textlen = 0; bdp->start_vcol = 0; bdp->end_vcol = 0; bdp->is_short = FALSE; bdp->is_oneChar = FALSE; bdp->pre_whitesp = 0; bdp->pre_whitesp_c = 0; bdp->end_char_vcols = 0; bdp->start_char_vcols = 0; line = ml_get(lnum); pstart = line; prev_pstart = line; while (bdp->start_vcol < oap->start_vcol && *pstart) { // Count a tab for what it's worth (if list mode not on) incr = lbr_chartabsize(line, pstart, (colnr_T)bdp->start_vcol); bdp->start_vcol += incr; if (VIM_ISWHITE(*pstart)) { bdp->pre_whitesp += incr; bdp->pre_whitesp_c++; } else { bdp->pre_whitesp = 0; bdp->pre_whitesp_c = 0; } prev_pstart = pstart; MB_PTR_ADV(pstart); } bdp->start_char_vcols = incr; if (bdp->start_vcol < oap->start_vcol) // line too short { bdp->end_vcol = bdp->start_vcol; bdp->is_short = TRUE; if (!is_del || oap->op_type == OP_APPEND) bdp->endspaces = oap->end_vcol - oap->start_vcol + 1; } else { // notice: this converts partly selected Multibyte characters to // spaces, too. bdp->startspaces = bdp->start_vcol - oap->start_vcol; if (is_del && bdp->startspaces) bdp->startspaces = bdp->start_char_vcols - bdp->startspaces; pend = pstart; bdp->end_vcol = bdp->start_vcol; if (bdp->end_vcol > oap->end_vcol) // it's all in one character { bdp->is_oneChar = TRUE; if (oap->op_type == OP_INSERT) bdp->endspaces = bdp->start_char_vcols - bdp->startspaces; else if (oap->op_type == OP_APPEND) { bdp->startspaces += oap->end_vcol - oap->start_vcol + 1; bdp->endspaces = bdp->start_char_vcols - bdp->startspaces; } else { bdp->startspaces = oap->end_vcol - oap->start_vcol + 1; if (is_del && oap->op_type != OP_LSHIFT) { // just putting the sum of those two into // bdp->startspaces doesn't work for Visual replace, // so we have to split the tab in two bdp->startspaces = bdp->start_char_vcols - (bdp->start_vcol - oap->start_vcol); bdp->endspaces = bdp->end_vcol - oap->end_vcol - 1; } } } else { prev_pend = pend; while (bdp->end_vcol <= oap->end_vcol && *pend != NUL) { // Count a tab for what it's worth (if list mode not on) prev_pend = pend; incr = lbr_chartabsize_adv(line, &pend, (colnr_T)bdp->end_vcol); bdp->end_vcol += incr; } if (bdp->end_vcol <= oap->end_vcol && (!is_del || oap->op_type == OP_APPEND || oap->op_type == OP_REPLACE)) // line too short { bdp->is_short = TRUE; // Alternative: include spaces to fill up the block. // Disadvantage: can lead to trailing spaces when the line is // short where the text is put // if (!is_del || oap->op_type == OP_APPEND) if (oap->op_type == OP_APPEND || virtual_op) bdp->endspaces = oap->end_vcol - bdp->end_vcol + oap->inclusive; else bdp->endspaces = 0; // replace doesn't add characters } else if (bdp->end_vcol > oap->end_vcol) { bdp->endspaces = bdp->end_vcol - oap->end_vcol - 1; if (!is_del && bdp->endspaces) { bdp->endspaces = incr - bdp->endspaces; if (pend != pstart) pend = prev_pend; } } } bdp->end_char_vcols = incr; if (is_del && bdp->startspaces) pstart = prev_pstart; bdp->textlen = (int)(pend - pstart); } bdp->textcol = (colnr_T) (pstart - line); bdp->textstart = pstart; #ifdef FEAT_LINEBREAK curwin->w_p_lbr = lbr_saved; #endif } /* * Handle the add/subtract operator. */ void op_addsub( oparg_T *oap, linenr_T Prenum1, // Amount of add/subtract int g_cmd) // was g<c-a>/g<c-x> { pos_T pos; struct block_def bd; int change_cnt = 0; linenr_T amount = Prenum1; // do_addsub() might trigger re-evaluation of 'foldexpr' halfway, when the // buffer is not completely updated yet. Postpone updating folds until before // the call to changed_lines(). #ifdef FEAT_FOLDING disable_fold_update++; #endif if (!VIsual_active) { pos = curwin->w_cursor; if (u_save_cursor() == FAIL) { #ifdef FEAT_FOLDING disable_fold_update--; #endif return; } change_cnt = do_addsub(oap->op_type, &pos, 0, amount); #ifdef FEAT_FOLDING disable_fold_update--; #endif if (change_cnt) changed_lines(pos.lnum, 0, pos.lnum + 1, 0L); } else { int one_change; int length; pos_T startpos; if (u_save((linenr_T)(oap->start.lnum - 1), (linenr_T)(oap->end.lnum + 1)) == FAIL) { #ifdef FEAT_FOLDING disable_fold_update--; #endif return; } pos = oap->start; for (; pos.lnum <= oap->end.lnum; ++pos.lnum) { if (oap->block_mode) // Visual block mode { block_prep(oap, &bd, pos.lnum, FALSE); pos.col = bd.textcol; length = bd.textlen; } else if (oap->motion_type == MLINE) { curwin->w_cursor.col = 0; pos.col = 0; length = (colnr_T)STRLEN(ml_get(pos.lnum)); } else // oap->motion_type == MCHAR { if (pos.lnum == oap->start.lnum && !oap->inclusive) dec(&(oap->end)); length = (colnr_T)STRLEN(ml_get(pos.lnum)); pos.col = 0; if (pos.lnum == oap->start.lnum) { pos.col += oap->start.col; length -= oap->start.col; } if (pos.lnum == oap->end.lnum) { length = (int)STRLEN(ml_get(oap->end.lnum)); if (oap->end.col >= length) oap->end.col = length - 1; length = oap->end.col - pos.col + 1; } } one_change = do_addsub(oap->op_type, &pos, length, amount); if (one_change) { // Remember the start position of the first change. if (change_cnt == 0) startpos = curbuf->b_op_start; ++change_cnt; } #ifdef FEAT_NETBEANS_INTG if (netbeans_active() && one_change) { char_u *ptr = ml_get_buf(curbuf, pos.lnum, FALSE); netbeans_removed(curbuf, pos.lnum, pos.col, (long)length); netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], length); } #endif if (g_cmd && one_change) amount += Prenum1; } #ifdef FEAT_FOLDING disable_fold_update--; #endif if (change_cnt) changed_lines(oap->start.lnum, 0, oap->end.lnum + 1, 0L); if (!change_cnt && oap->is_VIsual) // No change: need to remove the Visual selection redraw_curbuf_later(INVERTED); // Set '[ mark if something changed. Keep the last end // position from do_addsub(). if (change_cnt > 0 && !cmdmod.lockmarks) curbuf->b_op_start = startpos; if (change_cnt > p_report) smsg(NGETTEXT("%d line changed", "%d lines changed", change_cnt), change_cnt); } } /* * Add or subtract 'Prenum1' from a number in a line * op_type is OP_NR_ADD or OP_NR_SUB * * Returns TRUE if some character was changed. */ static int do_addsub( int op_type, pos_T *pos, int length, linenr_T Prenum1) { int col; char_u *buf1; char_u buf2[NUMBUFLEN]; int pre; // 'X'/'x': hex; '0': octal; 'B'/'b': bin static int hexupper = FALSE; // 0xABC uvarnumber_T n; uvarnumber_T oldn; char_u *ptr; int c; int todel; int do_hex; int do_oct; int do_bin; int do_alpha; int do_unsigned; int firstdigit; int subtract; int negative = FALSE; int was_positive = TRUE; int visual = VIsual_active; int did_change = FALSE; pos_T save_cursor = curwin->w_cursor; int maxlen = 0; pos_T startpos; pos_T endpos; colnr_T save_coladd = 0; do_hex = (vim_strchr(curbuf->b_p_nf, 'x') != NULL); // "heX" do_oct = (vim_strchr(curbuf->b_p_nf, 'o') != NULL); // "Octal" do_bin = (vim_strchr(curbuf->b_p_nf, 'b') != NULL); // "Bin" do_alpha = (vim_strchr(curbuf->b_p_nf, 'p') != NULL); // "alPha" do_unsigned = (vim_strchr(curbuf->b_p_nf, 'u') != NULL); // "Unsigned" if (virtual_active()) { save_coladd = pos->coladd; pos->coladd = 0; } curwin->w_cursor = *pos; ptr = ml_get(pos->lnum); col = pos->col; if (*ptr == NUL || col + !!save_coladd >= (int)STRLEN(ptr)) goto theend; /* * First check if we are on a hexadecimal number, after the "0x". */ if (!VIsual_active) { if (do_bin) while (col > 0 && vim_isbdigit(ptr[col])) { --col; if (has_mbyte) col -= (*mb_head_off)(ptr, ptr + col); } if (do_hex) while (col > 0 && vim_isxdigit(ptr[col])) { --col; if (has_mbyte) col -= (*mb_head_off)(ptr, ptr + col); } if ( do_bin && do_hex && ! ((col > 0 && (ptr[col] == 'X' || ptr[col] == 'x') && ptr[col - 1] == '0' && (!has_mbyte || !(*mb_head_off)(ptr, ptr + col - 1)) && vim_isxdigit(ptr[col + 1])))) { // In case of binary/hexadecimal pattern overlap match, rescan col = pos->col; while (col > 0 && vim_isdigit(ptr[col])) { col--; if (has_mbyte) col -= (*mb_head_off)(ptr, ptr + col); } } if (( do_hex && col > 0 && (ptr[col] == 'X' || ptr[col] == 'x') && ptr[col - 1] == '0' && (!has_mbyte || !(*mb_head_off)(ptr, ptr + col - 1)) && vim_isxdigit(ptr[col + 1])) || ( do_bin && col > 0 && (ptr[col] == 'B' || ptr[col] == 'b') && ptr[col - 1] == '0' && (!has_mbyte || !(*mb_head_off)(ptr, ptr + col - 1)) && vim_isbdigit(ptr[col + 1]))) { // Found hexadecimal or binary number, move to its start. --col; if (has_mbyte) col -= (*mb_head_off)(ptr, ptr + col); } else { /* * Search forward and then backward to find the start of number. */ col = pos->col; while (ptr[col] != NUL && !vim_isdigit(ptr[col]) && !(do_alpha && ASCII_ISALPHA(ptr[col]))) col += mb_ptr2len(ptr + col); while (col > 0 && vim_isdigit(ptr[col - 1]) && !(do_alpha && ASCII_ISALPHA(ptr[col]))) { --col; if (has_mbyte) col -= (*mb_head_off)(ptr, ptr + col); } } } if (visual) { while (ptr[col] != NUL && length > 0 && !vim_isdigit(ptr[col]) && !(do_alpha && ASCII_ISALPHA(ptr[col]))) { int mb_len = mb_ptr2len(ptr + col); col += mb_len; length -= mb_len; } if (length == 0) goto theend; if (col > pos->col && ptr[col - 1] == '-' && (!has_mbyte || !(*mb_head_off)(ptr, ptr + col - 1)) && !do_unsigned) { negative = TRUE; was_positive = FALSE; } } /* * If a number was found, and saving for undo works, replace the number. */ firstdigit = ptr[col]; if (!VIM_ISDIGIT(firstdigit) && !(do_alpha && ASCII_ISALPHA(firstdigit))) { beep_flush(); goto theend; } if (do_alpha && ASCII_ISALPHA(firstdigit)) { // decrement or increment alphabetic character if (op_type == OP_NR_SUB) { if (CharOrd(firstdigit) < Prenum1) { if (isupper(firstdigit)) firstdigit = 'A'; else firstdigit = 'a'; } else #ifdef EBCDIC firstdigit = EBCDIC_CHAR_ADD(firstdigit, -Prenum1); #else firstdigit -= Prenum1; #endif } else { if (26 - CharOrd(firstdigit) - 1 < Prenum1) { if (isupper(firstdigit)) firstdigit = 'Z'; else firstdigit = 'z'; } else #ifdef EBCDIC firstdigit = EBCDIC_CHAR_ADD(firstdigit, Prenum1); #else firstdigit += Prenum1; #endif } curwin->w_cursor.col = col; if (!did_change) startpos = curwin->w_cursor; did_change = TRUE; (void)del_char(FALSE); ins_char(firstdigit); endpos = curwin->w_cursor; curwin->w_cursor.col = col; } else { pos_T save_pos; int i; if (col > 0 && ptr[col - 1] == '-' && (!has_mbyte || !(*mb_head_off)(ptr, ptr + col - 1)) && !visual && !do_unsigned) { // negative number --col; negative = TRUE; } // get the number value (unsigned) if (visual && VIsual_mode != 'V') maxlen = (curbuf->b_visual.vi_curswant == MAXCOL ? (int)STRLEN(ptr) - col : length); vim_str2nr(ptr + col, &pre, &length, 0 + (do_bin ? STR2NR_BIN : 0) + (do_oct ? STR2NR_OCT : 0) + (do_hex ? STR2NR_HEX : 0), NULL, &n, maxlen, FALSE); // ignore leading '-' for hex and octal and bin numbers if (pre && negative) { ++col; --length; negative = FALSE; } // add or subtract subtract = FALSE; if (op_type == OP_NR_SUB) subtract ^= TRUE; if (negative) subtract ^= TRUE; oldn = n; if (subtract) n -= (uvarnumber_T)Prenum1; else n += (uvarnumber_T)Prenum1; // handle wraparound for decimal numbers if (!pre) { if (subtract) { if (n > oldn) { n = 1 + (n ^ (uvarnumber_T)-1); negative ^= TRUE; } } else { // add if (n < oldn) { n = (n ^ (uvarnumber_T)-1); negative ^= TRUE; } } if (n == 0) negative = FALSE; } if (do_unsigned && negative) { if (subtract) // sticking at zero. n = (uvarnumber_T)0; else // sticking at 2^64 - 1. n = (uvarnumber_T)(-1); negative = FALSE; } if (visual && !was_positive && !negative && col > 0) { // need to remove the '-' col--; length++; } /* * Delete the old number. */ curwin->w_cursor.col = col; if (!did_change) startpos = curwin->w_cursor; did_change = TRUE; todel = length; c = gchar_cursor(); /* * Don't include the '-' in the length, only the length of the * part after it is kept the same. */ if (c == '-') --length; save_pos = curwin->w_cursor; for (i = 0; i < todel; ++i) { if (c < 0x100 && isalpha(c)) { if (isupper(c)) hexupper = TRUE; else hexupper = FALSE; } inc_cursor(); c = gchar_cursor(); } curwin->w_cursor = save_pos; /* * Prepare the leading characters in buf1[]. * When there are many leading zeros it could be very long. * Allocate a bit too much. */ buf1 = alloc(length + NUMBUFLEN); if (buf1 == NULL) goto theend; ptr = buf1; if (negative && (!visual || was_positive)) *ptr++ = '-'; if (pre) { *ptr++ = '0'; --length; } if (pre == 'b' || pre == 'B' || pre == 'x' || pre == 'X') { *ptr++ = pre; --length; } /* * Put the number characters in buf2[]. */ if (pre == 'b' || pre == 'B') { int bit = 0; int bits = sizeof(uvarnumber_T) * 8; // leading zeros for (bit = bits; bit > 0; bit--) if ((n >> (bit - 1)) & 0x1) break; for (i = 0; bit > 0; bit--) buf2[i++] = ((n >> (bit - 1)) & 0x1) ? '1' : '0'; buf2[i] = '\0'; } else if (pre == 0) vim_snprintf((char *)buf2, NUMBUFLEN, "%llu", (uvarnumber_T)n); else if (pre == '0') vim_snprintf((char *)buf2, NUMBUFLEN, "%llo", (uvarnumber_T)n); else if (pre && hexupper) vim_snprintf((char *)buf2, NUMBUFLEN, "%llX", (uvarnumber_T)n); else vim_snprintf((char *)buf2, NUMBUFLEN, "%llx", (uvarnumber_T)n); length -= (int)STRLEN(buf2); /* * Adjust number of zeros to the new number of digits, so the * total length of the number remains the same. * Don't do this when * the result may look like an octal number. */ if (firstdigit == '0' && !(do_oct && pre == 0)) while (length-- > 0) *ptr++ = '0'; *ptr = NUL; STRCAT(buf1, buf2); // Insert just after the first character to be removed, so that any // text properties will be adjusted. Then delete the old number // afterwards. save_pos = curwin->w_cursor; if (todel > 0) inc_cursor(); ins_str(buf1); // insert the new number vim_free(buf1); // del_char() will also mark line needing displaying if (todel > 0) { int bytes_after = (int)STRLEN(ml_get_curline()) - curwin->w_cursor.col; // Delete the one character before the insert. curwin->w_cursor = save_pos; (void)del_char(FALSE); curwin->w_cursor.col = (colnr_T)(STRLEN(ml_get_curline()) - bytes_after); --todel; } while (todel-- > 0) (void)del_char(FALSE); endpos = curwin->w_cursor; if (did_change && curwin->w_cursor.col) --curwin->w_cursor.col; } if (did_change && !cmdmod.lockmarks) { // set the '[ and '] marks curbuf->b_op_start = startpos; curbuf->b_op_end = endpos; if (curbuf->b_op_end.col > 0) --curbuf->b_op_end.col; } theend: if (visual) curwin->w_cursor = save_cursor; else if (did_change) curwin->w_set_curswant = TRUE; else if (virtual_active()) curwin->w_cursor.coladd = save_coladd; return did_change; } void clear_oparg(oparg_T *oap) { CLEAR_POINTER(oap); } /* * Count the number of bytes, characters and "words" in a line. * * "Words" are counted by looking for boundaries between non-space and * space characters. (it seems to produce results that match 'wc'.) * * Return value is byte count; word count for the line is added to "*wc". * Char count is added to "*cc". * * The function will only examine the first "limit" characters in the * line, stopping if it encounters an end-of-line (NUL byte). In that * case, eol_size will be added to the character count to account for * the size of the EOL character. */ static varnumber_T line_count_info( char_u *line, varnumber_T *wc, varnumber_T *cc, varnumber_T limit, int eol_size) { varnumber_T i; varnumber_T words = 0; varnumber_T chars = 0; int is_word = 0; for (i = 0; i < limit && line[i] != NUL; ) { if (is_word) { if (vim_isspace(line[i])) { words++; is_word = 0; } } else if (!vim_isspace(line[i])) is_word = 1; ++chars; i += (*mb_ptr2len)(line + i); } if (is_word) words++; *wc += words; // Add eol_size if the end of line was reached before hitting limit. if (i < limit && line[i] == NUL) { i += eol_size; chars += eol_size; } *cc += chars; return i; } /* * Give some info about the position of the cursor (for "g CTRL-G"). * In Visual mode, give some info about the selected region. (In this case, * the *_count_cursor variables store running totals for the selection.) * When "dict" is not NULL store the info there instead of showing it. */ void cursor_pos_info(dict_T *dict) { char_u *p; char_u buf1[50]; char_u buf2[40]; linenr_T lnum; varnumber_T byte_count = 0; varnumber_T bom_count = 0; varnumber_T byte_count_cursor = 0; varnumber_T char_count = 0; varnumber_T char_count_cursor = 0; varnumber_T word_count = 0; varnumber_T word_count_cursor = 0; int eol_size; varnumber_T last_check = 100000L; long line_count_selected = 0; pos_T min_pos, max_pos; oparg_T oparg; struct block_def bd; /* * Compute the length of the file in characters. */ if (curbuf->b_ml.ml_flags & ML_EMPTY) { if (dict == NULL) { msg(_(no_lines_msg)); return; } } else { if (get_fileformat(curbuf) == EOL_DOS) eol_size = 2; else eol_size = 1; if (VIsual_active) { if (LT_POS(VIsual, curwin->w_cursor)) { min_pos = VIsual; max_pos = curwin->w_cursor; } else { min_pos = curwin->w_cursor; max_pos = VIsual; } if (*p_sel == 'e' && max_pos.col > 0) --max_pos.col; if (VIsual_mode == Ctrl_V) { #ifdef FEAT_LINEBREAK char_u * saved_sbr = p_sbr; char_u * saved_w_sbr = curwin->w_p_sbr; // Make 'sbr' empty for a moment to get the correct size. p_sbr = empty_option; curwin->w_p_sbr = empty_option; #endif oparg.is_VIsual = 1; oparg.block_mode = TRUE; oparg.op_type = OP_NOP; getvcols(curwin, &min_pos, &max_pos, &oparg.start_vcol, &oparg.end_vcol); #ifdef FEAT_LINEBREAK p_sbr = saved_sbr; curwin->w_p_sbr = saved_w_sbr; #endif if (curwin->w_curswant == MAXCOL) oparg.end_vcol = MAXCOL; // Swap the start, end vcol if needed if (oparg.end_vcol < oparg.start_vcol) { oparg.end_vcol += oparg.start_vcol; oparg.start_vcol = oparg.end_vcol - oparg.start_vcol; oparg.end_vcol -= oparg.start_vcol; } } line_count_selected = max_pos.lnum - min_pos.lnum + 1; } for (lnum = 1; lnum <= curbuf->b_ml.ml_line_count; ++lnum) { // Check for a CTRL-C every 100000 characters. if (byte_count > last_check) { ui_breakcheck(); if (got_int) return; last_check = byte_count + 100000L; } // Do extra processing for VIsual mode. if (VIsual_active && lnum >= min_pos.lnum && lnum <= max_pos.lnum) { char_u *s = NULL; long len = 0L; switch (VIsual_mode) { case Ctrl_V: virtual_op = virtual_active(); block_prep(&oparg, &bd, lnum, 0); virtual_op = MAYBE; s = bd.textstart; len = (long)bd.textlen; break; case 'V': s = ml_get(lnum); len = MAXCOL; break; case 'v': { colnr_T start_col = (lnum == min_pos.lnum) ? min_pos.col : 0; colnr_T end_col = (lnum == max_pos.lnum) ? max_pos.col - start_col + 1 : MAXCOL; s = ml_get(lnum) + start_col; len = end_col; } break; } if (s != NULL) { byte_count_cursor += line_count_info(s, &word_count_cursor, &char_count_cursor, len, eol_size); if (lnum == curbuf->b_ml.ml_line_count && !curbuf->b_p_eol && (curbuf->b_p_bin || !curbuf->b_p_fixeol) && (long)STRLEN(s) < len) byte_count_cursor -= eol_size; } } else { // In non-visual mode, check for the line the cursor is on if (lnum == curwin->w_cursor.lnum) { word_count_cursor += word_count; char_count_cursor += char_count; byte_count_cursor = byte_count + line_count_info(ml_get(lnum), &word_count_cursor, &char_count_cursor, (varnumber_T)(curwin->w_cursor.col + 1), eol_size); } } // Add to the running totals byte_count += line_count_info(ml_get(lnum), &word_count, &char_count, (varnumber_T)MAXCOL, eol_size); } // Correction for when last line doesn't have an EOL. if (!curbuf->b_p_eol && (curbuf->b_p_bin || !curbuf->b_p_fixeol)) byte_count -= eol_size; if (dict == NULL) { if (VIsual_active) { if (VIsual_mode == Ctrl_V && curwin->w_curswant < MAXCOL) { getvcols(curwin, &min_pos, &max_pos, &min_pos.col, &max_pos.col); vim_snprintf((char *)buf1, sizeof(buf1), _("%ld Cols; "), (long)(oparg.end_vcol - oparg.start_vcol + 1)); } else buf1[0] = NUL; if (char_count_cursor == byte_count_cursor && char_count == byte_count) vim_snprintf((char *)IObuff, IOSIZE, _("Selected %s%ld of %ld Lines; %lld of %lld Words; %lld of %lld Bytes"), buf1, line_count_selected, (long)curbuf->b_ml.ml_line_count, (varnumber_T)word_count_cursor, (varnumber_T)word_count, (varnumber_T)byte_count_cursor, (varnumber_T)byte_count); else vim_snprintf((char *)IObuff, IOSIZE, _("Selected %s%ld of %ld Lines; %lld of %lld Words; %lld of %lld Chars; %lld of %lld Bytes"), buf1, line_count_selected, (long)curbuf->b_ml.ml_line_count, (varnumber_T)word_count_cursor, (varnumber_T)word_count, (varnumber_T)char_count_cursor, (varnumber_T)char_count, (varnumber_T)byte_count_cursor, (varnumber_T)byte_count); } else { p = ml_get_curline(); validate_virtcol(); col_print(buf1, sizeof(buf1), (int)curwin->w_cursor.col + 1, (int)curwin->w_virtcol + 1); col_print(buf2, sizeof(buf2), (int)STRLEN(p), linetabsize(p)); if (char_count_cursor == byte_count_cursor && char_count == byte_count) vim_snprintf((char *)IObuff, IOSIZE, _("Col %s of %s; Line %ld of %ld; Word %lld of %lld; Byte %lld of %lld"), (char *)buf1, (char *)buf2, (long)curwin->w_cursor.lnum, (long)curbuf->b_ml.ml_line_count, (varnumber_T)word_count_cursor, (varnumber_T)word_count, (varnumber_T)byte_count_cursor, (varnumber_T)byte_count); else vim_snprintf((char *)IObuff, IOSIZE, _("Col %s of %s; Line %ld of %ld; Word %lld of %lld; Char %lld of %lld; Byte %lld of %lld"), (char *)buf1, (char *)buf2, (long)curwin->w_cursor.lnum, (long)curbuf->b_ml.ml_line_count, (varnumber_T)word_count_cursor, (varnumber_T)word_count, (varnumber_T)char_count_cursor, (varnumber_T)char_count, (varnumber_T)byte_count_cursor, (varnumber_T)byte_count); } } bom_count = bomb_size(); if (dict == NULL && bom_count > 0) { size_t len = STRLEN(IObuff); vim_snprintf((char *)IObuff + len, IOSIZE - len, _("(+%lld for BOM)"), (varnumber_T)bom_count); } if (dict == NULL) { // Don't shorten this message, the user asked for it. p = p_shm; p_shm = (char_u *)""; msg((char *)IObuff); p_shm = p; } } #if defined(FEAT_EVAL) if (dict != NULL) { dict_add_number(dict, "words", word_count); dict_add_number(dict, "chars", char_count); dict_add_number(dict, "bytes", byte_count + bom_count); dict_add_number(dict, VIsual_active ? "visual_bytes" : "cursor_bytes", byte_count_cursor); dict_add_number(dict, VIsual_active ? "visual_chars" : "cursor_chars", char_count_cursor); dict_add_number(dict, VIsual_active ? "visual_words" : "cursor_words", word_count_cursor); } #endif } /* * Handle indent and format operators and visual mode ":". */ static void op_colon(oparg_T *oap) { stuffcharReadbuff(':'); if (oap->is_VIsual) stuffReadbuff((char_u *)"'<,'>"); else { // Make the range look nice, so it can be repeated. if (oap->start.lnum == curwin->w_cursor.lnum) stuffcharReadbuff('.'); else stuffnumReadbuff((long)oap->start.lnum); if (oap->end.lnum != oap->start.lnum) { stuffcharReadbuff(','); if (oap->end.lnum == curwin->w_cursor.lnum) stuffcharReadbuff('.'); else if (oap->end.lnum == curbuf->b_ml.ml_line_count) stuffcharReadbuff('$'); else if (oap->start.lnum == curwin->w_cursor.lnum) { stuffReadbuff((char_u *)".+"); stuffnumReadbuff((long)oap->line_count - 1); } else stuffnumReadbuff((long)oap->end.lnum); } } if (oap->op_type != OP_COLON) stuffReadbuff((char_u *)"!"); if (oap->op_type == OP_INDENT) { #ifndef FEAT_CINDENT if (*get_equalprg() == NUL) stuffReadbuff((char_u *)"indent"); else #endif stuffReadbuff(get_equalprg()); stuffReadbuff((char_u *)"\n"); } else if (oap->op_type == OP_FORMAT) { if (*curbuf->b_p_fp != NUL) stuffReadbuff(curbuf->b_p_fp); else if (*p_fp != NUL) stuffReadbuff(p_fp); else stuffReadbuff((char_u *)"fmt"); stuffReadbuff((char_u *)"\n']"); } // do_cmdline() does the rest } /* * Handle the "g@" operator: call 'operatorfunc'. */ static void op_function(oparg_T *oap UNUSED) { #ifdef FEAT_EVAL typval_T argv[2]; int save_virtual_op = virtual_op; pos_T orig_start = curbuf->b_op_start; pos_T orig_end = curbuf->b_op_end; if (*p_opfunc == NUL) emsg(_("E774: 'operatorfunc' is empty")); else { // Set '[ and '] marks to text to be operated on. curbuf->b_op_start = oap->start; curbuf->b_op_end = oap->end; if (oap->motion_type != MLINE && !oap->inclusive) // Exclude the end position. decl(&curbuf->b_op_end); argv[0].v_type = VAR_STRING; if (oap->block_mode) argv[0].vval.v_string = (char_u *)"block"; else if (oap->motion_type == MLINE) argv[0].vval.v_string = (char_u *)"line"; else argv[0].vval.v_string = (char_u *)"char"; argv[1].v_type = VAR_UNKNOWN; // Reset virtual_op so that 'virtualedit' can be changed in the // function. virtual_op = MAYBE; (void)call_func_retnr(p_opfunc, 1, argv); virtual_op = save_virtual_op; if (cmdmod.lockmarks) { curbuf->b_op_start = orig_start; curbuf->b_op_end = orig_end; } } #else emsg(_("E775: Eval feature not available")); #endif } /* * Calculate start/end virtual columns for operating in block mode. */ static void get_op_vcol( oparg_T *oap, colnr_T redo_VIsual_vcol, int initial) // when TRUE adjust position for 'selectmode' { colnr_T start, end; if (VIsual_mode != Ctrl_V || (!initial && oap->end.col < curwin->w_width)) return; oap->block_mode = TRUE; // prevent from moving onto a trail byte if (has_mbyte) mb_adjustpos(curwin->w_buffer, &oap->end); getvvcol(curwin, &(oap->start), &oap->start_vcol, NULL, &oap->end_vcol); if (!redo_VIsual_busy) { getvvcol(curwin, &(oap->end), &start, NULL, &end); if (start < oap->start_vcol) oap->start_vcol = start; if (end > oap->end_vcol) { if (initial && *p_sel == 'e' && start >= 1 && start - 1 >= oap->end_vcol) oap->end_vcol = start - 1; else oap->end_vcol = end; } } // if '$' was used, get oap->end_vcol from longest line if (curwin->w_curswant == MAXCOL) { curwin->w_cursor.col = MAXCOL; oap->end_vcol = 0; for (curwin->w_cursor.lnum = oap->start.lnum; curwin->w_cursor.lnum <= oap->end.lnum; ++curwin->w_cursor.lnum) { getvvcol(curwin, &curwin->w_cursor, NULL, NULL, &end); if (end > oap->end_vcol) oap->end_vcol = end; } } else if (redo_VIsual_busy) oap->end_vcol = oap->start_vcol + redo_VIsual_vcol - 1; // Correct oap->end.col and oap->start.col to be the // upper-left and lower-right corner of the block area. // // (Actually, this does convert column positions into character // positions) curwin->w_cursor.lnum = oap->end.lnum; coladvance(oap->end_vcol); oap->end = curwin->w_cursor; curwin->w_cursor = oap->start; coladvance(oap->start_vcol); oap->start = curwin->w_cursor; } /* * Handle an operator after Visual mode or when the movement is finished. * "gui_yank" is true when yanking text for the clipboard. */ void do_pending_operator(cmdarg_T *cap, int old_col, int gui_yank) { oparg_T *oap = cap->oap; pos_T old_cursor; int empty_region_error; int restart_edit_save; #ifdef FEAT_LINEBREAK int lbr_saved = curwin->w_p_lbr; #endif // The visual area is remembered for redo static int redo_VIsual_mode = NUL; // 'v', 'V', or Ctrl-V static linenr_T redo_VIsual_line_count; // number of lines static colnr_T redo_VIsual_vcol; // number of cols or end column static long redo_VIsual_count; // count for Visual operator static int redo_VIsual_arg; // extra argument int include_line_break = FALSE; #if defined(FEAT_CLIPBOARD) // Yank the visual area into the GUI selection register before we operate // on it and lose it forever. // Don't do it if a specific register was specified, so that ""x"*P works. // This could call do_pending_operator() recursively, but that's OK // because gui_yank will be TRUE for the nested call. if ((clip_star.available || clip_plus.available) && oap->op_type != OP_NOP && !gui_yank && VIsual_active && !redo_VIsual_busy && oap->regname == 0) clip_auto_select(); #endif old_cursor = curwin->w_cursor; // If an operation is pending, handle it... if ((finish_op || VIsual_active) && oap->op_type != OP_NOP) { // Yank can be redone when 'y' is in 'cpoptions', but not when yanking // for the clipboard. int redo_yank = vim_strchr(p_cpo, CPO_YANK) != NULL && !gui_yank; #ifdef FEAT_LINEBREAK // Avoid a problem with unwanted linebreaks in block mode. if (curwin->w_p_lbr) curwin->w_valid &= ~VALID_VIRTCOL; curwin->w_p_lbr = FALSE; #endif oap->is_VIsual = VIsual_active; if (oap->motion_force == 'V') oap->motion_type = MLINE; else if (oap->motion_force == 'v') { // If the motion was linewise, "inclusive" will not have been set. // Use "exclusive" to be consistent. Makes "dvj" work nice. if (oap->motion_type == MLINE) oap->inclusive = FALSE; // If the motion already was characterwise, toggle "inclusive" else if (oap->motion_type == MCHAR) oap->inclusive = !oap->inclusive; oap->motion_type = MCHAR; } else if (oap->motion_force == Ctrl_V) { // Change line- or characterwise motion into Visual block mode. if (!VIsual_active) { VIsual_active = TRUE; VIsual = oap->start; } VIsual_mode = Ctrl_V; VIsual_select = FALSE; VIsual_reselect = FALSE; } // Only redo yank when 'y' flag is in 'cpoptions'. // Never redo "zf" (define fold). if ((redo_yank || oap->op_type != OP_YANK) && ((!VIsual_active || oap->motion_force) // Also redo Operator-pending Visual mode mappings || (VIsual_active && cap->cmdchar == ':' && oap->op_type != OP_COLON)) && cap->cmdchar != 'D' #ifdef FEAT_FOLDING && oap->op_type != OP_FOLD && oap->op_type != OP_FOLDOPEN && oap->op_type != OP_FOLDOPENREC && oap->op_type != OP_FOLDCLOSE && oap->op_type != OP_FOLDCLOSEREC && oap->op_type != OP_FOLDDEL && oap->op_type != OP_FOLDDELREC #endif ) { prep_redo(oap->regname, cap->count0, get_op_char(oap->op_type), get_extra_op_char(oap->op_type), oap->motion_force, cap->cmdchar, cap->nchar); if (cap->cmdchar == '/' || cap->cmdchar == '?') // was a search { // If 'cpoptions' does not contain 'r', insert the search // pattern to really repeat the same command. if (vim_strchr(p_cpo, CPO_REDO) == NULL) AppendToRedobuffLit(cap->searchbuf, -1); AppendToRedobuff(NL_STR); } else if (cap->cmdchar == ':') { // do_cmdline() has stored the first typed line in // "repeat_cmdline". When several lines are typed repeating // won't be possible. if (repeat_cmdline == NULL) ResetRedobuff(); else { AppendToRedobuffLit(repeat_cmdline, -1); AppendToRedobuff(NL_STR); VIM_CLEAR(repeat_cmdline); } } } if (redo_VIsual_busy) { // Redo of an operation on a Visual area. Use the same size from // redo_VIsual_line_count and redo_VIsual_vcol. oap->start = curwin->w_cursor; curwin->w_cursor.lnum += redo_VIsual_line_count - 1; if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; VIsual_mode = redo_VIsual_mode; if (redo_VIsual_vcol == MAXCOL || VIsual_mode == 'v') { if (VIsual_mode == 'v') { if (redo_VIsual_line_count <= 1) { validate_virtcol(); curwin->w_curswant = curwin->w_virtcol + redo_VIsual_vcol - 1; } else curwin->w_curswant = redo_VIsual_vcol; } else { curwin->w_curswant = MAXCOL; } coladvance(curwin->w_curswant); } cap->count0 = redo_VIsual_count; if (redo_VIsual_count != 0) cap->count1 = redo_VIsual_count; else cap->count1 = 1; } else if (VIsual_active) { if (!gui_yank) { // Save the current VIsual area for '< and '> marks, and "gv" curbuf->b_visual.vi_start = VIsual; curbuf->b_visual.vi_end = curwin->w_cursor; curbuf->b_visual.vi_mode = VIsual_mode; restore_visual_mode(); curbuf->b_visual.vi_curswant = curwin->w_curswant; # ifdef FEAT_EVAL curbuf->b_visual_mode_eval = VIsual_mode; # endif } // In Select mode, a linewise selection is operated upon like a // characterwise selection. // Special case: gH<Del> deletes the last line. if (VIsual_select && VIsual_mode == 'V' && cap->oap->op_type != OP_DELETE) { if (LT_POS(VIsual, curwin->w_cursor)) { VIsual.col = 0; curwin->w_cursor.col = (colnr_T)STRLEN(ml_get(curwin->w_cursor.lnum)); } else { curwin->w_cursor.col = 0; VIsual.col = (colnr_T)STRLEN(ml_get(VIsual.lnum)); } VIsual_mode = 'v'; } // If 'selection' is "exclusive", backup one character for // charwise selections. else if (VIsual_mode == 'v') include_line_break = unadjust_for_sel(); oap->start = VIsual; if (VIsual_mode == 'V') { oap->start.col = 0; oap->start.coladd = 0; } } // Set oap->start to the first position of the operated text, oap->end // to the end of the operated text. w_cursor is equal to oap->start. if (LT_POS(oap->start, curwin->w_cursor)) { #ifdef FEAT_FOLDING // Include folded lines completely. if (!VIsual_active) { if (hasFolding(oap->start.lnum, &oap->start.lnum, NULL)) oap->start.col = 0; if ((curwin->w_cursor.col > 0 || oap->inclusive || oap->motion_type == MLINE) && hasFolding(curwin->w_cursor.lnum, NULL, &curwin->w_cursor.lnum)) curwin->w_cursor.col = (colnr_T)STRLEN(ml_get_curline()); } #endif oap->end = curwin->w_cursor; curwin->w_cursor = oap->start; // w_virtcol may have been updated; if the cursor goes back to its // previous position w_virtcol becomes invalid and isn't updated // automatically. curwin->w_valid &= ~VALID_VIRTCOL; } else { #ifdef FEAT_FOLDING // Include folded lines completely. if (!VIsual_active && oap->motion_type == MLINE) { if (hasFolding(curwin->w_cursor.lnum, &curwin->w_cursor.lnum, NULL)) curwin->w_cursor.col = 0; if (hasFolding(oap->start.lnum, NULL, &oap->start.lnum)) oap->start.col = (colnr_T)STRLEN(ml_get(oap->start.lnum)); } #endif oap->end = oap->start; oap->start = curwin->w_cursor; } // Just in case lines were deleted that make the position invalid. check_pos(curwin->w_buffer, &oap->end); oap->line_count = oap->end.lnum - oap->start.lnum + 1; // Set "virtual_op" before resetting VIsual_active. virtual_op = virtual_active(); if (VIsual_active || redo_VIsual_busy) { get_op_vcol(oap, redo_VIsual_vcol, TRUE); if (!redo_VIsual_busy && !gui_yank) { // Prepare to reselect and redo Visual: this is based on the // size of the Visual text resel_VIsual_mode = VIsual_mode; if (curwin->w_curswant == MAXCOL) resel_VIsual_vcol = MAXCOL; else { if (VIsual_mode != Ctrl_V) getvvcol(curwin, &(oap->end), NULL, NULL, &oap->end_vcol); if (VIsual_mode == Ctrl_V || oap->line_count <= 1) { if (VIsual_mode != Ctrl_V) getvvcol(curwin, &(oap->start), &oap->start_vcol, NULL, NULL); resel_VIsual_vcol = oap->end_vcol - oap->start_vcol + 1; } else resel_VIsual_vcol = oap->end_vcol; } resel_VIsual_line_count = oap->line_count; } // can't redo yank (unless 'y' is in 'cpoptions') and ":" if ((redo_yank || oap->op_type != OP_YANK) && oap->op_type != OP_COLON #ifdef FEAT_FOLDING && oap->op_type != OP_FOLD && oap->op_type != OP_FOLDOPEN && oap->op_type != OP_FOLDOPENREC && oap->op_type != OP_FOLDCLOSE && oap->op_type != OP_FOLDCLOSEREC && oap->op_type != OP_FOLDDEL && oap->op_type != OP_FOLDDELREC #endif && oap->motion_force == NUL ) { // Prepare for redoing. Only use the nchar field for "r", // otherwise it might be the second char of the operator. if (cap->cmdchar == 'g' && (cap->nchar == 'n' || cap->nchar == 'N')) prep_redo(oap->regname, cap->count0, get_op_char(oap->op_type), get_extra_op_char(oap->op_type), oap->motion_force, cap->cmdchar, cap->nchar); else if (cap->cmdchar != ':') { int nchar = oap->op_type == OP_REPLACE ? cap->nchar : NUL; // reverse what nv_replace() did if (nchar == REPLACE_CR_NCHAR) nchar = CAR; else if (nchar == REPLACE_NL_NCHAR) nchar = NL; prep_redo(oap->regname, 0L, NUL, 'v', get_op_char(oap->op_type), get_extra_op_char(oap->op_type), nchar); } if (!redo_VIsual_busy) { redo_VIsual_mode = resel_VIsual_mode; redo_VIsual_vcol = resel_VIsual_vcol; redo_VIsual_line_count = resel_VIsual_line_count; redo_VIsual_count = cap->count0; redo_VIsual_arg = cap->arg; } } // oap->inclusive defaults to TRUE. // If oap->end is on a NUL (empty line) oap->inclusive becomes // FALSE. This makes "d}P" and "v}dP" work the same. if (oap->motion_force == NUL || oap->motion_type == MLINE) oap->inclusive = TRUE; if (VIsual_mode == 'V') oap->motion_type = MLINE; else { oap->motion_type = MCHAR; if (VIsual_mode != Ctrl_V && *ml_get_pos(&(oap->end)) == NUL && (include_line_break || !virtual_op)) { oap->inclusive = FALSE; // Try to include the newline, unless it's an operator // that works on lines only. if (*p_sel != 'o' && !op_on_lines(oap->op_type) && oap->end.lnum < curbuf->b_ml.ml_line_count) { ++oap->end.lnum; oap->end.col = 0; oap->end.coladd = 0; ++oap->line_count; } } } redo_VIsual_busy = FALSE; // Switch Visual off now, so screen updating does // not show inverted text when the screen is redrawn. // With OP_YANK and sometimes with OP_COLON and OP_FILTER there is // no screen redraw, so it is done here to remove the inverted // part. if (!gui_yank) { VIsual_active = FALSE; setmouse(); mouse_dragging = 0; may_clear_cmdline(); if ((oap->op_type == OP_YANK || oap->op_type == OP_COLON || oap->op_type == OP_FUNCTION || oap->op_type == OP_FILTER) && oap->motion_force == NUL) { #ifdef FEAT_LINEBREAK // make sure redrawing is correct curwin->w_p_lbr = lbr_saved; #endif redraw_curbuf_later(INVERTED); } } } // Include the trailing byte of a multi-byte char. if (has_mbyte && oap->inclusive) { int l; l = (*mb_ptr2len)(ml_get_pos(&oap->end)); if (l > 1) oap->end.col += l - 1; } curwin->w_set_curswant = TRUE; // oap->empty is set when start and end are the same. The inclusive // flag affects this too, unless yanking and the end is on a NUL. oap->empty = (oap->motion_type == MCHAR && (!oap->inclusive || (oap->op_type == OP_YANK && gchar_pos(&oap->end) == NUL)) && EQUAL_POS(oap->start, oap->end) && !(virtual_op && oap->start.coladd != oap->end.coladd)); // For delete, change and yank, it's an error to operate on an // empty region, when 'E' included in 'cpoptions' (Vi compatible). empty_region_error = (oap->empty && vim_strchr(p_cpo, CPO_EMPTYREGION) != NULL); // Force a redraw when operating on an empty Visual region, when // 'modifiable is off or creating a fold. if (oap->is_VIsual && (oap->empty || !curbuf->b_p_ma #ifdef FEAT_FOLDING || oap->op_type == OP_FOLD #endif )) { #ifdef FEAT_LINEBREAK curwin->w_p_lbr = lbr_saved; #endif redraw_curbuf_later(INVERTED); } // If the end of an operator is in column one while oap->motion_type // is MCHAR and oap->inclusive is FALSE, we put op_end after the last // character in the previous line. If op_start is on or before the // first non-blank in the line, the operator becomes linewise // (strange, but that's the way vi does it). if ( oap->motion_type == MCHAR && oap->inclusive == FALSE && !(cap->retval & CA_NO_ADJ_OP_END) && oap->end.col == 0 && (!oap->is_VIsual || *p_sel == 'o') && !oap->block_mode && oap->line_count > 1) { oap->end_adjusted = TRUE; // remember that we did this --oap->line_count; --oap->end.lnum; if (inindent(0)) oap->motion_type = MLINE; else { oap->end.col = (colnr_T)STRLEN(ml_get(oap->end.lnum)); if (oap->end.col) { --oap->end.col; oap->inclusive = TRUE; } } } else oap->end_adjusted = FALSE; switch (oap->op_type) { case OP_LSHIFT: case OP_RSHIFT: op_shift(oap, TRUE, oap->is_VIsual ? (int)cap->count1 : 1); auto_format(FALSE, TRUE); break; case OP_JOIN_NS: case OP_JOIN: if (oap->line_count < 2) oap->line_count = 2; if (curwin->w_cursor.lnum + oap->line_count - 1 > curbuf->b_ml.ml_line_count) beep_flush(); else { (void)do_join(oap->line_count, oap->op_type == OP_JOIN, TRUE, TRUE, TRUE); auto_format(FALSE, TRUE); } break; case OP_DELETE: VIsual_reselect = FALSE; // don't reselect now if (empty_region_error) { vim_beep(BO_OPER); CancelRedo(); } else { (void)op_delete(oap); if (oap->motion_type == MLINE && has_format_option(FO_AUTO)) u_save_cursor(); // cursor line wasn't saved yet auto_format(FALSE, TRUE); } break; case OP_YANK: if (empty_region_error) { if (!gui_yank) { vim_beep(BO_OPER); CancelRedo(); } } else { #ifdef FEAT_LINEBREAK curwin->w_p_lbr = lbr_saved; #endif (void)op_yank(oap, FALSE, !gui_yank); } check_cursor_col(); break; case OP_CHANGE: VIsual_reselect = FALSE; // don't reselect now if (empty_region_error) { vim_beep(BO_OPER); CancelRedo(); } else { // This is a new edit command, not a restart. Need to // remember it to make 'insertmode' work with mappings for // Visual mode. But do this only once and not when typed and // 'insertmode' isn't set. if (p_im || !KeyTyped) restart_edit_save = restart_edit; else restart_edit_save = 0; restart_edit = 0; #ifdef FEAT_LINEBREAK // Restore linebreak, so that when the user edits it looks as // before. curwin->w_p_lbr = lbr_saved; #endif // Reset finish_op now, don't want it set inside edit(). finish_op = FALSE; if (op_change(oap)) // will call edit() cap->retval |= CA_COMMAND_BUSY; if (restart_edit == 0) restart_edit = restart_edit_save; } break; case OP_FILTER: if (vim_strchr(p_cpo, CPO_FILTER) != NULL) AppendToRedobuff((char_u *)"!\r"); // use any last used !cmd else bangredo = TRUE; // do_bang() will put cmd in redo buffer // FALLTHROUGH case OP_INDENT: case OP_COLON: #if defined(FEAT_LISP) || defined(FEAT_CINDENT) // If 'equalprg' is empty, do the indenting internally. if (oap->op_type == OP_INDENT && *get_equalprg() == NUL) { # ifdef FEAT_LISP if (curbuf->b_p_lisp) { op_reindent(oap, get_lisp_indent); break; } # endif # ifdef FEAT_CINDENT op_reindent(oap, # ifdef FEAT_EVAL *curbuf->b_p_inde != NUL ? get_expr_indent : # endif get_c_indent); break; # endif } #endif op_colon(oap); break; case OP_TILDE: case OP_UPPER: case OP_LOWER: case OP_ROT13: if (empty_region_error) { vim_beep(BO_OPER); CancelRedo(); } else op_tilde(oap); check_cursor_col(); break; case OP_FORMAT: #if defined(FEAT_EVAL) if (*curbuf->b_p_fex != NUL) op_formatexpr(oap); // use expression else #endif if (*p_fp != NUL || *curbuf->b_p_fp != NUL) op_colon(oap); // use external command else op_format(oap, FALSE); // use internal function break; case OP_FORMAT2: op_format(oap, TRUE); // use internal function break; case OP_FUNCTION: #ifdef FEAT_LINEBREAK // Restore linebreak, so that when the user edits it looks as // before. curwin->w_p_lbr = lbr_saved; #endif op_function(oap); // call 'operatorfunc' break; case OP_INSERT: case OP_APPEND: VIsual_reselect = FALSE; // don't reselect now if (empty_region_error) { vim_beep(BO_OPER); CancelRedo(); } else { // This is a new edit command, not a restart. Need to // remember it to make 'insertmode' work with mappings for // Visual mode. But do this only once. restart_edit_save = restart_edit; restart_edit = 0; #ifdef FEAT_LINEBREAK // Restore linebreak, so that when the user edits it looks as // before. curwin->w_p_lbr = lbr_saved; #endif op_insert(oap, cap->count1); #ifdef FEAT_LINEBREAK // Reset linebreak, so that formatting works correctly. curwin->w_p_lbr = FALSE; #endif // TODO: when inserting in several lines, should format all // the lines. auto_format(FALSE, TRUE); if (restart_edit == 0) restart_edit = restart_edit_save; else cap->retval |= CA_COMMAND_BUSY; } break; case OP_REPLACE: VIsual_reselect = FALSE; // don't reselect now if (empty_region_error) { vim_beep(BO_OPER); CancelRedo(); } else { #ifdef FEAT_LINEBREAK // Restore linebreak, so that when the user edits it looks as // before. curwin->w_p_lbr = lbr_saved; #endif op_replace(oap, cap->nchar); } break; #ifdef FEAT_FOLDING case OP_FOLD: VIsual_reselect = FALSE; // don't reselect now foldCreate(oap->start.lnum, oap->end.lnum); break; case OP_FOLDOPEN: case OP_FOLDOPENREC: case OP_FOLDCLOSE: case OP_FOLDCLOSEREC: VIsual_reselect = FALSE; // don't reselect now opFoldRange(oap->start.lnum, oap->end.lnum, oap->op_type == OP_FOLDOPEN || oap->op_type == OP_FOLDOPENREC, oap->op_type == OP_FOLDOPENREC || oap->op_type == OP_FOLDCLOSEREC, oap->is_VIsual); break; case OP_FOLDDEL: case OP_FOLDDELREC: VIsual_reselect = FALSE; // don't reselect now deleteFold(oap->start.lnum, oap->end.lnum, oap->op_type == OP_FOLDDELREC, oap->is_VIsual); break; #endif case OP_NR_ADD: case OP_NR_SUB: if (empty_region_error) { vim_beep(BO_OPER); CancelRedo(); } else { VIsual_active = TRUE; #ifdef FEAT_LINEBREAK curwin->w_p_lbr = lbr_saved; #endif op_addsub(oap, cap->count1, redo_VIsual_arg); VIsual_active = FALSE; } check_cursor_col(); break; default: clearopbeep(oap); } virtual_op = MAYBE; if (!gui_yank) { // if 'sol' not set, go back to old column for some commands if (!p_sol && oap->motion_type == MLINE && !oap->end_adjusted && (oap->op_type == OP_LSHIFT || oap->op_type == OP_RSHIFT || oap->op_type == OP_DELETE)) { #ifdef FEAT_LINEBREAK curwin->w_p_lbr = FALSE; #endif coladvance(curwin->w_curswant = old_col); } } else { curwin->w_cursor = old_cursor; } oap->block_mode = FALSE; clearop(oap); motion_force = NUL; } #ifdef FEAT_LINEBREAK curwin->w_p_lbr = lbr_saved; #endif }