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hermes
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Removes use of the alternate screen, leaves terminal in better state

This commit is contained in:
sloumdrone 2020-01-08 19:55:14 -08:00
parent f3f18eb712
commit db3cce1d28
2 changed files with 1 additions and 9 deletions
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3
config.h
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@ -9,9 +9,6 @@
// Set global tab width for the editor here
static const int tabwidth = 4;
// Enable use of the "alternate screen" in the terminal
static const int use_alternate_screen = 1; // use as bool (0 or 1)
/*
* Values from 1 to 256 representing 256 color/8-bit pallate
* see: https://en.wikipedia.org/wiki/ANSI_escape_code#8-bit

7
hermes.c
View File

@ -116,8 +116,8 @@ char *editorPrompt(char *prompt);
// terminal
// --------
void die(const char *s) {
write(STDOUT_FILENO, "\033[m", 3);
write(STDOUT_FILENO, "\033[2J", 4);
write(STDOUT_FILENO, "\033[H", 3);
perror(s);
write(STDOUT_FILENO, "\r", 1);
exit(1);
@ -126,14 +126,12 @@ void die(const char *s) {
void quit() {
write(STDOUT_FILENO, "\033[m", 3);
write(STDOUT_FILENO, "\033[2J", 4);
write(STDOUT_FILENO, "\033[H", 3);
exit(0);
}
void disableRawMode() {
if (tcsetattr(STDIN_FILENO, TCSAFLUSH, &E.orig_termios) == -1)
die("tcsetattr");
if (use_alternate_screen) write(STDOUT_FILENO, "\033[?47h", 6); // disable alt screen
}
void enableRawMode() {
@ -1533,9 +1531,6 @@ void handleSigWinCh(int unused __attribute__((unused))) {
// init
// ----
void initEditor() {
if (use_alternate_screen) {
write(STDOUT_FILENO, "\033[?47h", 6);
}
E.mode = CommandMode;
E.rowoff = 0;
E.coloff = 0;