summary refs log tree commit diff
path: root/term.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--term.c100
1 files changed, 0 insertions, 100 deletions
diff --git a/term.c b/term.c
deleted file mode 100644
index 4b583ae..0000000
--- a/term.c
+++ /dev/null
@@ -1,100 +0,0 @@
-/* Copyright (C) 2018  C. McEnroe <june@causal.agency>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <stdbool.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <termios.h>
-#include <unistd.h>
-
-#include "chat.h"
-
-static bool xterm;
-
-void termInit(void) {
-	char *term = getenv("TERM");
-	xterm = term && !strncmp(term, "xterm", 5);
-}
-
-void termNoFlow(void) {
-	struct termios attr;
-	int error = tcgetattr(STDIN_FILENO, &attr);
-	if (error) return;
-	attr.c_iflag &= ~IXON;
-	attr.c_cc[VDISCARD] = _POSIX_VDISABLE;
-	tcsetattr(STDIN_FILENO, TCSANOW, &attr);
-}
-
-void termTitle(const char *title) {
-	if (!xterm) return;
-	printf("\33]0;%s\33\\", title);
-	fflush(stdout);
-}
-
-static void privateMode(const char *mode, bool set) {
-	printf("\33[?%s%c", mode, (set ? 'h' : 'l'));
-	fflush(stdout);
-}
-
-void termMode(enum TermMode mode, bool set) {
-	switch (mode) {
-		break; case TermFocus: privateMode("1004", set);
-		break; case TermPaste: privateMode("2004", set);
-	}
-}
-
-#define T(s, i) ((s) << 8 | (i))
-
-enum { Esc = '\33' };
-
-enum TermEvent termEvent(char ch) {
-	static uint state = 0;
-	switch (T(state, ch)) {
-		case T(0, Esc): state = 1; return 0;
-		case T(1, '['): state = 2; return 0;
-		case T(2, 'I'): state = 0; return TermFocusIn;
-		case T(2, 'O'): state = 0; return TermFocusOut;
-		case T(2, '2'): state = 3; return 0;
-		case T(3, '0'): state = 4; return 0;
-		case T(4, '0'): state = 5; return 0;
-		case T(5, '~'): state = 0; return TermPasteStart;
-		case T(4, '1'): state = 6; return 0;
-		case T(6, '~'): state = 0; return TermPasteEnd;
-		default:        state = 0; return 0;
-	}
-}
-
-#ifdef TEST
-#include <assert.h>
-
-static bool testEvent(const char *str, enum TermEvent event) {
-	enum TermEvent e = TermNone;
-	for (size_t i = 0; i < strlen(str); ++i) {
-		if (e) return false;
-		e = termEvent(str[i]);
-	}
-	return (e == event);
-}
-
-int main() {
-	assert(testEvent("\33[I", TermFocusIn));
-	assert(testEvent("\33[O", TermFocusOut));
-	assert(testEvent("\33[200~", TermPasteStart));
-	assert(testEvent("\33[201~", TermPasteEnd));
-}
-
-#endif