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Issue #360: ignore VTE OSC6 and OSC7 escape sequences

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* This patch ignores VTE OSC6 and OSC6 escape sequences, so that the
  current directory/file are not displayed in front of the shell prompt.
This commit is contained in:
KLuka 2016-01-23 16:17:17 +01:00
parent 141e641238
commit 0c8c295c1a
1 changed files with 10 additions and 0 deletions
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10
shellinabox/vt100.jspp
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@ -83,6 +83,7 @@
#define EStitle 17
#define ESss2 18
#define ESss3 19
#define ESVTETitle 20
#define ATTR_DEFAULT 0x60F0
#define ATTR_REVERSE 0x0100
@ -4046,6 +4047,8 @@ VT100.prototype.doControl = function(ch) {
/*0*/ case 0x30:
/*1*/ case 0x31:
/*2*/ case 0x32: this.isEsc = EStitle; this.titleString = ''; break;
/*6*/ case 0x36: this.isEsc = ESVTEtitle; break;
/*7*/ case 0x37: this.isEsc = ESVTEtitle; break;
/*P*/ case 0x50: this.npar = 0; this.par = [ 0, 0, 0, 0, 0, 0, 0 ];
this.isEsc = ESpalette; break;
/*R*/ case 0x52: // Palette support is not implemented
@ -4273,6 +4276,13 @@ VT100.prototype.doControl = function(ch) {
this.lastCharacter = String.fromCharCode(ch);
lineBuf += this.lastCharacter;
this.isEsc = ESnormal; break;
case ESVTEtitle:
// Ignores VTE escape sequences for current directory (OSC6) and current
// file (OSC7).
if (ch == 0x07 || ch == 0x5C) {
this.isEsc = ESnormal;
}
break;
default:
this.isEsc = ESnormal; break;
}