Mercurial > vim
view src/create_cmdidxs.vim @ 30880:82336c3b679d v9.0.0774
patch 9.0.0774: the libvterm code is outdated
Commit: https://github.com/vim/vim/commit/6a12d26f3404e45ce25cf9152857e355b28f392a
Author: Bram Moolenaar <Bram@vim.org>
Date: Sun Oct 16 19:26:52 2022 +0100
patch 9.0.0774: the libvterm code is outdated
Problem: The libvterm code is outdated.
Solution: Include libvterm changes from revision 802 to 817. Revert some
changes made for C89.
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Sun, 16 Oct 2022 20:30:07 +0200 |
parents | 72ce5ca82a75 |
children |
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line source
" This script generates the tables cmdidxs1[] and cmdidxs2[][] which, " given a Ex command, determine the first value to probe to find " a matching command in cmdnames[] based on the first character " and the first 2 characters of the command. " This is used to speed up lookup in cmdnames[]. " " Script should be run every time new Ex commands are added in Vim, " from the src/vim directory, since it reads commands from "ex_cmds.h". let cmds = [] let skipped_cmds = 0 let lines = readfile('ex_cmds.h') let idx = 0 while idx < len(lines) let line = lines[idx] if line =~ '^EXCMD(CMD_' let m = matchlist(line, '^EXCMD(CMD_\S*,\s*"\([a-z][^"]*\)"') if len(m) >= 2 let cmds += [ m[1] ] else let skipped_cmds += 1 endif let idx += 1 let flags = lines[idx] let idx += 1 let addr_type = lines[idx] if flags =~ '\<EX_RANGE\>' if addr_type =~ 'ADDR_NONE' echoerr 'ex_cmds.h:' .. (idx - 1) .. ': Using EX_RANGE with ADDR_NONE: ' .. line endif else if addr_type !~ 'ADDR_NONE' echoerr 'ex_cmds.h:' .. (idx - 1) .. ': Missing ADDR_NONE: ' .. line endif endif if flags =~ '\<EX_DFLALL\>' && (addr_type =~ 'ADDR_OTHER' || addr_type =~ 'ADDR_NONE') echoerr 'ex_cmds.h:' .. (idx - 1) .. ': Missing misplaced EX_DFLALL: ' .. line endif endif let idx += 1 endwhile let cmdidxs1 = {} let cmdidxs2 = {} for i in range(len(cmds) - 1, 0, -1) let cmd = cmds[i] let c1 = cmd[0] " First character of command let c2 = cmd[1] " Second character of command (if any) let cmdidxs1{c1} = i if c2 >= 'a' && c2 <= 'z' let cmdidxs2{c1}{c2} = i endif endfor let output = [ '/* Automatically generated code by create_cmdidxs.vim' ] let output += [ ' *' ] let output += [ ' * Table giving the index of the first command in cmdnames[] to lookup' ] let output += [ ' * based on the first letter of a command.' ] let output += [ ' */' ] let output += [ 'static const unsigned short cmdidxs1[26] =' ] let output += [ '{' ] let a_to_z = map(range(char2nr('a'), char2nr('z')), 'nr2char(v:val)') for c1 in a_to_z let line = ' /* ' . c1 . ' */ ' . cmdidxs1{c1} . ((c1 == 'z') ? '' : ',') let output += [ line ] endfor let output += [ '};' ] let output += [ '' ] let output += [ '/*' ] let output += [ ' * Table giving the index of the first command in cmdnames[] to lookup' ] let output += [ ' * based on the first 2 letters of a command.' ] let output += [ ' * Values in cmdidxs2[c1][c2] are relative to cmdidxs1[c1] so that they' ] let output += [ ' * fit in a byte.' ] let output += [ ' */' ] let output += [ 'static const unsigned char cmdidxs2[26][26] =' ] let output += [ '{ /* a b c d e f g h i j k l m n o p q r s t u v w x y z */' ] for c1 in a_to_z let line = ' /* ' . c1 . ' */ {' for c2 in a_to_z if exists('cmdidxs2{c1}{c2}') let line .= printf('%3d', cmdidxs2{c1}{c2} - cmdidxs1{c1}) else let line .= ' 0' endif let line .= (c2 == 'z') ? '' : ',' endfor let line .= ' }' . ((c1 == 'z') ? '' : ',') let output += [ line ] endfor let output += [ '};' ] let output += [ '' ] let output += [ 'static const int command_count = ' . (len(cmds) + skipped_cmds) . ';' ] call writefile(output, "ex_cmdidxs.h") quit