From 580c8bbd4691218849c9a809acaa4c95f65cb846 Mon Sep 17 00:00:00 2001 From: Christoph Lohmann <20h@r-36.net> Date: Wed, 3 Apr 2013 20:42:27 +0200 Subject: Add an option to disable alternative screens. --- config.def.h | 3 +++ st.1 | 4 ++++ st.c | 13 +++++++++---- 3 files changed, 16 insertions(+), 4 deletions(-) diff --git a/config.def.h b/config.def.h index 693bdbd..2c97266 100644 --- a/config.def.h +++ b/config.def.h @@ -13,6 +13,9 @@ static char shell[] = "/bin/sh"; static unsigned int doubleclicktimeout = 300; static unsigned int tripleclicktimeout = 600; +/* alt screens */ +static bool allowaltscreen = true; + /* frames per second st should at maximum draw to the screen */ static unsigned int xfps = 60; static unsigned int actionfps = 30; diff --git a/st.1 b/st.1 index 1c100c0..fc7703d 100644 --- a/st.1 +++ b/st.1 @@ -3,6 +3,7 @@ st \- simple terminal .SH SYNOPSIS .B st +.RB [ \-a ] .RB [ \-c .IR class ] .RB [ \-f @@ -23,6 +24,9 @@ st \- simple terminal is a simple terminal emulator. .SH OPTIONS .TP +.B \-a +disable alternate screens in terminal +.TP .BI \-c " class" defines the window class (default $TERM). .TP diff --git a/st.c b/st.c index 8b1fc56..18935d4 100644 --- a/st.c +++ b/st.c @@ -43,7 +43,7 @@ #define USAGE \ "st " VERSION " (c) 2010-2013 st engineers\n" \ - "usage: st [-v] [-c class] [-f font] [-g geometry] [-o file]" \ + "usage: st [-a] [-v] [-c class] [-f font] [-g geometry] [-o file]" \ " [-t title] [-w windowid] [-e command ...]\n" /* XEMBED messages */ @@ -1615,7 +1615,10 @@ tsetmode(bool priv, bool set, int *args, int narg) { break; case 1049: /* = 1047 and 1048 */ case 47: - case 1047: { + case 1047: + if (!allowaltscreen) + break; + alt = IS_SET(MODE_ALTSCREEN); if(alt) { tclearregion(0, 0, term.col-1, @@ -1625,8 +1628,7 @@ tsetmode(bool priv, bool set, int *args, int narg) { tswapscreen(); if(*args != 1049) break; - } - /* pass through */ + /* FALLTRU */ case 1048: tcursor((set) ? CURSOR_SAVE : CURSOR_LOAD); break; @@ -3316,6 +3318,9 @@ main(int argc, char *argv[]) { for(i = 1; i < argc; i++) { switch(argv[i][0] != '-' || argv[i][2] ? -1 : argv[i][1]) { + case 'a': + allowaltscreen = false; + break; case 'c': if(++i < argc) opt_class = argv[i]; -- cgit v1.2.3