From 331597b9f8a7942cbcb233a328301e4d5bf94fb0 Mon Sep 17 00:00:00 2001 From: Tulir Asokan Date: Fri, 11 Jan 2019 23:28:47 +0200 Subject: Switch to Go modules and make other changes --- vendor/maunium.net/go/tcell/terminfo/dyninfo.go | 475 ------------------------ 1 file changed, 475 deletions(-) delete mode 100644 vendor/maunium.net/go/tcell/terminfo/dyninfo.go (limited to 'vendor/maunium.net/go/tcell/terminfo/dyninfo.go') diff --git a/vendor/maunium.net/go/tcell/terminfo/dyninfo.go b/vendor/maunium.net/go/tcell/terminfo/dyninfo.go deleted file mode 100644 index 0be817c..0000000 --- a/vendor/maunium.net/go/tcell/terminfo/dyninfo.go +++ /dev/null @@ -1,475 +0,0 @@ -// Copyright 2018 The TCell Authors -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use file except in compliance with the License. -// You may obtain a copy of the license at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -// This command is used to generate suitable configuration files in either -// go syntax or in JSON. It defaults to JSON output on stdout. If no -// term values are specified on the command line, then $TERM is used. -// -// Usage is like this: -// -// mkinfo [-init] [-go file.go] [-json file.json] [-quiet] [-nofatal] [...] -// -// -all scan terminfo to determine database entries to use -// -db generate database entries (database/*), implied for -all -// -gzip specifies output should be compressed (json only) -// -go specifies Go output into the named file. Use - for stdout. -// -json specifies JSON output in the named file. Use - for stdout -// -nofatal indicates that errors loading definitions should not be fatal -// - -package terminfo - -import ( - "bytes" - "errors" - "os" - "os/exec" - "regexp" - "strconv" - "strings" -) - -type termcap struct { - name string - desc string - aliases []string - bools map[string]bool - nums map[string]int - strs map[string]string -} - -func (tc *termcap) getnum(s string) int { - return (tc.nums[s]) -} - -func (tc *termcap) getflag(s string) bool { - return (tc.bools[s]) -} - -func (tc *termcap) getstr(s string) string { - return (tc.strs[s]) -} - -const ( - NONE = iota - CTRL - ESC -) - -var notaddressable = errors.New("terminal not cursor addressable") - -func unescape(s string) string { - // Various escapes are in \x format. Control codes are - // encoded as ^M (carat followed by ASCII equivalent). - // Escapes are: \e, \E - escape - // \0 NULL, \n \l \r \t \b \f \s for equivalent C escape. - buf := &bytes.Buffer{} - esc := NONE - - for i := 0; i < len(s); i++ { - c := s[i] - switch esc { - case NONE: - switch c { - case '\\': - esc = ESC - case '^': - esc = CTRL - default: - buf.WriteByte(c) - } - case CTRL: - buf.WriteByte(c - 0x40) - esc = NONE - case ESC: - switch c { - case 'E', 'e': - buf.WriteByte(0x1b) - case '0', '1', '2', '3', '4', '5', '6', '7': - if i+2 < len(s) && s[i+1] >= '0' && s[i+1] <= '7' && s[i+2] >= '0' && s[i+2] <= '7' { - buf.WriteByte(((c - '0') * 64) + ((s[i+1] - '0') * 8) + (s[i+2] - '0')) - i = i + 2 - } else if c == '0' { - buf.WriteByte(0) - } - case 'n': - buf.WriteByte('\n') - case 'r': - buf.WriteByte('\r') - case 't': - buf.WriteByte('\t') - case 'b': - buf.WriteByte('\b') - case 'f': - buf.WriteByte('\f') - case 's': - buf.WriteByte(' ') - case 'l': - panic("WTF: weird format: " + s) - default: - buf.WriteByte(c) - } - esc = NONE - } - } - return (buf.String()) -} - -func (tc *termcap) setupterm(name string) error { - cmd := exec.Command("infocmp", "-1", name) - output := &bytes.Buffer{} - cmd.Stdout = output - - tc.strs = make(map[string]string) - tc.bools = make(map[string]bool) - tc.nums = make(map[string]int) - - err := cmd.Run() - if err != nil { - return err - } - - // Now parse the output. - // We get comment lines (starting with "#"), followed by - // a header line that looks like "||...|" - // then capabilities, one per line, starting with a tab and ending - // with a comma and newline. - lines := strings.Split(output.String(), "\n") - for len(lines) > 0 && strings.HasPrefix(lines[0], "#") { - lines = lines[1:] - } - - // Ditch trailing empty last line - if lines[len(lines)-1] == "" { - lines = lines[:len(lines)-1] - } - header := lines[0] - if strings.HasSuffix(header, ",") { - header = header[:len(header)-1] - } - names := strings.Split(header, "|") - tc.name = names[0] - names = names[1:] - if len(names) > 0 { - tc.desc = names[len(names)-1] - names = names[:len(names)-1] - } - tc.aliases = names - for _, val := range lines[1:] { - if (!strings.HasPrefix(val, "\t")) || - (!strings.HasSuffix(val, ",")) { - return (errors.New("malformed infocmp: " + val)) - } - - val = val[1:] - val = val[:len(val)-1] - - if k := strings.SplitN(val, "=", 2); len(k) == 2 { - tc.strs[k[0]] = unescape(k[1]) - } else if k := strings.SplitN(val, "#", 2); len(k) == 2 { - if u, err := strconv.ParseUint(k[1], 0, 0); err != nil { - return (err) - } else { - tc.nums[k[0]] = int(u) - } - } else { - tc.bools[val] = true - } - } - return nil -} - -// This program is used to collect data from the system's terminfo library, -// and write it into Go source code. That is, we maintain our terminfo -// capabilities encoded in the program. It should never need to be run by -// an end user, but developers can use this to add codes for additional -// terminal types. -// -// If a terminal name ending with -truecolor is given, and we cannot find -// one, we will try to fabricate one from either the -256color (if present) -// or the unadorned base name, adding the XTerm specific 24-bit color -// escapes. We believe that all 24-bit capable terminals use the same -// escape sequences, and terminfo has yet to evolve to support this. -func getinfo(name string) (*Terminfo, string, error) { - var tc termcap - addTrueColor := false - if err := tc.setupterm(name); err != nil { - if strings.HasSuffix(name, "-truecolor") { - base := name[:len(name)-len("-truecolor")] - // Probably -256color is closest to what we want - if err = tc.setupterm(base + "-256color"); err != nil { - err = tc.setupterm(base) - } - if err == nil { - addTrueColor = true - } - tc.name = name - } - if err != nil { - return nil, "", err - } - } - t := &Terminfo{} - // If this is an alias record, then just emit the alias - t.Name = tc.name - if t.Name != name { - return t, "", nil - } - t.Aliases = tc.aliases - t.Colors = tc.getnum("colors") - t.Columns = tc.getnum("cols") - t.Lines = tc.getnum("lines") - t.Bell = tc.getstr("bel") - t.Clear = tc.getstr("clear") - t.EnterCA = tc.getstr("smcup") - t.ExitCA = tc.getstr("rmcup") - t.ShowCursor = tc.getstr("cnorm") - t.HideCursor = tc.getstr("civis") - t.AttrOff = tc.getstr("sgr0") - t.Underline = tc.getstr("smul") - t.Bold = tc.getstr("bold") - t.Italic = tc.getstr("sitm") - if len(t.Italic) == 0 { - t.Italic = "\x1b[3m" - } - t.Strikethrough = "\x1b[9m" - t.Blink = tc.getstr("blink") - t.Dim = tc.getstr("dim") - t.Reverse = tc.getstr("rev") - t.EnterKeypad = tc.getstr("smkx") - t.ExitKeypad = tc.getstr("rmkx") - t.SetFg = tc.getstr("setaf") - t.SetBg = tc.getstr("setab") - t.SetCursor = tc.getstr("cup") - t.CursorBack1 = tc.getstr("cub1") - t.CursorUp1 = tc.getstr("cuu1") - t.KeyF1 = tc.getstr("kf1") - t.KeyF2 = tc.getstr("kf2") - t.KeyF3 = tc.getstr("kf3") - t.KeyF4 = tc.getstr("kf4") - t.KeyF5 = tc.getstr("kf5") - t.KeyF6 = tc.getstr("kf6") - t.KeyF7 = tc.getstr("kf7") - t.KeyF8 = tc.getstr("kf8") - t.KeyF9 = tc.getstr("kf9") - t.KeyF10 = tc.getstr("kf10") - t.KeyF11 = tc.getstr("kf11") - t.KeyF12 = tc.getstr("kf12") - t.KeyF13 = tc.getstr("kf13") - t.KeyF14 = tc.getstr("kf14") - t.KeyF15 = tc.getstr("kf15") - t.KeyF16 = tc.getstr("kf16") - t.KeyF17 = tc.getstr("kf17") - t.KeyF18 = tc.getstr("kf18") - t.KeyF19 = tc.getstr("kf19") - t.KeyF20 = tc.getstr("kf20") - t.KeyF21 = tc.getstr("kf21") - t.KeyF22 = tc.getstr("kf22") - t.KeyF23 = tc.getstr("kf23") - t.KeyF24 = tc.getstr("kf24") - t.KeyF25 = tc.getstr("kf25") - t.KeyF26 = tc.getstr("kf26") - t.KeyF27 = tc.getstr("kf27") - t.KeyF28 = tc.getstr("kf28") - t.KeyF29 = tc.getstr("kf29") - t.KeyF30 = tc.getstr("kf30") - t.KeyF31 = tc.getstr("kf31") - t.KeyF32 = tc.getstr("kf32") - t.KeyF33 = tc.getstr("kf33") - t.KeyF34 = tc.getstr("kf34") - t.KeyF35 = tc.getstr("kf35") - t.KeyF36 = tc.getstr("kf36") - t.KeyF37 = tc.getstr("kf37") - t.KeyF38 = tc.getstr("kf38") - t.KeyF39 = tc.getstr("kf39") - t.KeyF40 = tc.getstr("kf40") - t.KeyF41 = tc.getstr("kf41") - t.KeyF42 = tc.getstr("kf42") - t.KeyF43 = tc.getstr("kf43") - t.KeyF44 = tc.getstr("kf44") - t.KeyF45 = tc.getstr("kf45") - t.KeyF46 = tc.getstr("kf46") - t.KeyF47 = tc.getstr("kf47") - t.KeyF48 = tc.getstr("kf48") - t.KeyF49 = tc.getstr("kf49") - t.KeyF50 = tc.getstr("kf50") - t.KeyF51 = tc.getstr("kf51") - t.KeyF52 = tc.getstr("kf52") - t.KeyF53 = tc.getstr("kf53") - t.KeyF54 = tc.getstr("kf54") - t.KeyF55 = tc.getstr("kf55") - t.KeyF56 = tc.getstr("kf56") - t.KeyF57 = tc.getstr("kf57") - t.KeyF58 = tc.getstr("kf58") - t.KeyF59 = tc.getstr("kf59") - t.KeyF60 = tc.getstr("kf60") - t.KeyF61 = tc.getstr("kf61") - t.KeyF62 = tc.getstr("kf62") - t.KeyF63 = tc.getstr("kf63") - t.KeyF64 = tc.getstr("kf64") - t.KeyInsert = tc.getstr("kich1") - t.KeyDelete = tc.getstr("kdch1") - t.KeyBackspace = tc.getstr("kbs") - t.KeyHome = tc.getstr("khome") - t.KeyEnd = tc.getstr("kend") - t.KeyUp = tc.getstr("kcuu1") - t.KeyDown = tc.getstr("kcud1") - t.KeyRight = tc.getstr("kcuf1") - t.KeyLeft = tc.getstr("kcub1") - t.KeyPgDn = tc.getstr("knp") - t.KeyPgUp = tc.getstr("kpp") - t.KeyBacktab = tc.getstr("kcbt") - t.KeyExit = tc.getstr("kext") - t.KeyCancel = tc.getstr("kcan") - t.KeyPrint = tc.getstr("kprt") - t.KeyHelp = tc.getstr("khlp") - t.KeyClear = tc.getstr("kclr") - t.AltChars = tc.getstr("acsc") - t.EnterAcs = tc.getstr("smacs") - t.ExitAcs = tc.getstr("rmacs") - t.EnableAcs = tc.getstr("enacs") - t.Mouse = tc.getstr("kmous") - t.KeyShfRight = tc.getstr("kRIT") - t.KeyShfLeft = tc.getstr("kLFT") - t.KeyShfHome = tc.getstr("kHOM") - t.KeyShfEnd = tc.getstr("kEND") - - // Terminfo lacks descriptions for a bunch of modified keys, - // but modern XTerm and emulators often have them. Let's add them, - // if the shifted right and left arrows are defined. - if t.KeyShfRight == "\x1b[1;2C" && t.KeyShfLeft == "\x1b[1;2D" { - t.KeyShfUp = "\x1b[1;2A" - t.KeyShfDown = "\x1b[1;2B" - t.KeyMetaUp = "\x1b[1;9A" - t.KeyMetaDown = "\x1b[1;9B" - t.KeyMetaRight = "\x1b[1;9C" - t.KeyMetaLeft = "\x1b[1;9D" - t.KeyAltUp = "\x1b[1;3A" - t.KeyAltDown = "\x1b[1;3B" - t.KeyAltRight = "\x1b[1;3C" - t.KeyAltLeft = "\x1b[1;3D" - t.KeyCtrlUp = "\x1b[1;5A" - t.KeyCtrlDown = "\x1b[1;5B" - t.KeyCtrlRight = "\x1b[1;5C" - t.KeyCtrlLeft = "\x1b[1;5D" - t.KeyAltShfUp = "\x1b[1;4A" - t.KeyAltShfDown = "\x1b[1;4B" - t.KeyAltShfRight = "\x1b[1;4C" - t.KeyAltShfLeft = "\x1b[1;4D" - - t.KeyMetaShfUp = "\x1b[1;10A" - t.KeyMetaShfDown = "\x1b[1;10B" - t.KeyMetaShfRight = "\x1b[1;10C" - t.KeyMetaShfLeft = "\x1b[1;10D" - - t.KeyCtrlShfUp = "\x1b[1;6A" - t.KeyCtrlShfDown = "\x1b[1;6B" - t.KeyCtrlShfRight = "\x1b[1;6C" - t.KeyCtrlShfLeft = "\x1b[1;6D" - } - // And also for Home and End - if t.KeyShfHome == "\x1b[1;2H" && t.KeyShfEnd == "\x1b[1;2F" { - t.KeyCtrlHome = "\x1b[1;5H" - t.KeyCtrlEnd = "\x1b[1;5F" - t.KeyAltHome = "\x1b[1;9H" - t.KeyAltEnd = "\x1b[1;9F" - t.KeyCtrlShfHome = "\x1b[1;6H" - t.KeyCtrlShfEnd = "\x1b[1;6F" - t.KeyAltShfHome = "\x1b[1;4H" - t.KeyAltShfEnd = "\x1b[1;4F" - t.KeyMetaShfHome = "\x1b[1;10H" - t.KeyMetaShfEnd = "\x1b[1;10F" - } - - // And the same thing for rxvt and workalikes (Eterm, aterm, etc.) - // It seems that urxvt at least send ESC as ALT prefix for these, - // although some places seem to indicate a separate ALT key sesquence. - if t.KeyShfRight == "\x1b[c" && t.KeyShfLeft == "\x1b[d" { - t.KeyShfUp = "\x1b[a" - t.KeyShfDown = "\x1b[b" - t.KeyCtrlUp = "\x1b[Oa" - t.KeyCtrlDown = "\x1b[Ob" - t.KeyCtrlRight = "\x1b[Oc" - t.KeyCtrlLeft = "\x1b[Od" - } - if t.KeyShfHome == "\x1b[7$" && t.KeyShfEnd == "\x1b[8$" { - t.KeyCtrlHome = "\x1b[7^" - t.KeyCtrlEnd = "\x1b[8^" - } - - // If the kmous entry is present, then we need to record the - // the codes to enter and exit mouse mode. Sadly, this is not - // part of the terminfo databases anywhere that I've found, but - // is an extension. The escape codes are documented in the XTerm - // manual, and all terminals that have kmous are expected to - // use these same codes, unless explicitly configured otherwise - // vi XM. Note that in any event, we only known how to parse either - // x11 or SGR mouse events -- if your terminal doesn't support one - // of these two forms, you maybe out of luck. - t.MouseMode = tc.getstr("XM") - if t.Mouse != "" && t.MouseMode == "" { - // we anticipate that all xterm mouse tracking compatible - // terminals understand mouse tracking (1000), but we hope - // that those that don't understand any-event tracking (1003) - // will at least ignore it. Likewise we hope that terminals - // that don't understand SGR reporting (1006) just ignore it. - t.MouseMode = "%?%p1%{1}%=%t%'h'%Pa%e%'l'%Pa%;" + - "\x1b[?1000%ga%c\x1b[?1002%ga%c\x1b[?1003%ga%c\x1b[?1006%ga%c" - } - - // We only support colors in ANSI 8 or 256 color mode. - if t.Colors < 8 || t.SetFg == "" { - t.Colors = 0 - } - if t.SetCursor == "" { - return nil, "", notaddressable - } - - // For padding, we lookup the pad char. If that isn't present, - // and npc is *not* set, then we assume a null byte. - t.PadChar = tc.getstr("pad") - if t.PadChar == "" { - if !tc.getflag("npc") { - t.PadChar = "\u0000" - } - } - - // For some terminals we fabricate a -truecolor entry, that may - // not exist in terminfo. - if addTrueColor { - t.SetFgRGB = "\x1b[38;2;%p1%d;%p2%d;%p3%dm" - t.SetBgRGB = "\x1b[48;2;%p1%d;%p2%d;%p3%dm" - t.SetFgBgRGB = "\x1b[38;2;%p1%d;%p2%d;%p3%d;" + - "48;2;%p4%d;%p5%d;%p6%dm" - } - - // For terminals that use "standard" SGR sequences, lets combine the - // foreground and background together. - if strings.HasPrefix(t.SetFg, "\x1b[") && - strings.HasPrefix(t.SetBg, "\x1b[") && - strings.HasSuffix(t.SetFg, "m") && - strings.HasSuffix(t.SetBg, "m") { - fg := t.SetFg[:len(t.SetFg)-1] - r := regexp.MustCompile("%p1") - bg := r.ReplaceAllString(t.SetBg[2:], "%p2") - t.SetFgBg = fg + ";" + bg - } - - return t, tc.desc, nil -} - -func GetDynamic() (term *Terminfo, err error) { - term, _, err = getinfo(os.Getenv("TERM")) - return -} -- cgit v1.2.3