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vi: save/restore screen upon invocation

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function                                             old     new   delta
vi_main                                              253     273     +20

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2012-06-11 13:53:26 +02:00
parent 04b52892ed
commit d3dff879f0
1 changed files with 4 additions and 0 deletions
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4
editors/vi.c
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@ -598,11 +598,15 @@ int vi_main(int argc, char **argv)
//----- This is the main file handling loop -------------- //----- This is the main file handling loop --------------
save_argc = argc; save_argc = argc;
optind = 0; optind = 0;
// "Save cursor, use alternate screen buffer, clear screen"
write1("\033[?1049h");
while (1) { while (1) {
edit_file(argv[optind]); /* param might be NULL */ edit_file(argv[optind]); /* param might be NULL */
if (++optind >= argc) if (++optind >= argc)
break; break;
} }
// "Use normal screen buffer, restore cursor"
write1("\033[?1049l");
//----------------------------------------------------------- //-----------------------------------------------------------
return 0; return 0;