Initial import of test branch from vis repository

1 files changed, 161 insertions, 0 deletions

diff --git a/util/keys.c b/util/keys.c
new file mode 100644
index 0000000..4940400
--- /dev/null
+++ b/util/keys.c
@@ -0,0 +1,161 @@
+#include <stdio.h>
+#include <stdarg.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <termkey.h>
+
+static TermKey *termkey;
+
+static void die(const char *errstr, ...) {
+        va_list ap;
+        va_start(ap, errstr);
+        vfprintf(stderr, errstr, ap);
+        va_end(ap);
+        exit(EXIT_FAILURE);
+}
+
+static void print(const char *fmt, ...) {
+        va_list ap;
+        va_start(ap, fmt);
+        vfprintf(stdout, fmt, ap);
+	fflush(stdout);
+        va_end(ap);
+}
+
+static void delay(void) {
+	usleep(termkey_get_waittime(termkey)*10000);
+}
+
+static void printkey(TermKeyKey *key) {
+	switch (key->type) {
+	case TERMKEY_TYPE_UNICODE:
+		if (key->modifiers & TERMKEY_KEYMOD_SHIFT)
+			;
+		if (key->modifiers & TERMKEY_KEYMOD_CTRL)
+			key->utf8[0] &= 0x1f;
+		if (key->modifiers & TERMKEY_KEYMOD_ALT)
+			;
+		print("%s", key->utf8);
+		break;
+	case TERMKEY_TYPE_FUNCTION:
+		break;
+	case TERMKEY_TYPE_KEYSYM:
+		switch (key->code.sym) {
+		case TERMKEY_SYM_UNKNOWN:
+		case TERMKEY_SYM_NONE:
+			die("Unknown key sym\n");
+		case TERMKEY_SYM_BACKSPACE:
+			print("\b");
+			break;
+		case TERMKEY_SYM_TAB:
+			if (key->modifiers & TERMKEY_KEYMOD_SHIFT)
+				print("\033[Z");
+			else
+				print("\t");
+			break;
+		case TERMKEY_SYM_ENTER:
+			print("\n");
+			break;
+		case TERMKEY_SYM_ESCAPE:
+			print("\033");
+			delay();
+			break;
+		case TERMKEY_SYM_SPACE:
+			print(" ");
+			break;
+		case TERMKEY_SYM_UP:
+			print("\033OA");
+			break;
+		case TERMKEY_SYM_DOWN:
+			print("\033OB");
+			break;
+		case TERMKEY_SYM_RIGHT:
+			print("\033OC");
+			break;
+		case TERMKEY_SYM_LEFT:
+			print("\033OD");
+			break;
+		case TERMKEY_SYM_DEL:
+		case TERMKEY_SYM_BEGIN:
+		case TERMKEY_SYM_FIND:
+		case TERMKEY_SYM_INSERT:
+		case TERMKEY_SYM_DELETE:
+		case TERMKEY_SYM_SELECT:
+		case TERMKEY_SYM_PAGEUP:
+		case TERMKEY_SYM_PAGEDOWN:
+		case TERMKEY_SYM_HOME:
+		case TERMKEY_SYM_END:
+		case TERMKEY_SYM_CANCEL:
+		case TERMKEY_SYM_CLEAR:
+		case TERMKEY_SYM_CLOSE:
+		case TERMKEY_SYM_COMMAND:
+		case TERMKEY_SYM_COPY:
+		case TERMKEY_SYM_EXIT:
+		case TERMKEY_SYM_HELP:
+		case TERMKEY_SYM_MARK:
+		case TERMKEY_SYM_MESSAGE:
+		case TERMKEY_SYM_MOVE:
+		case TERMKEY_SYM_OPEN:
+		case TERMKEY_SYM_OPTIONS:
+		case TERMKEY_SYM_PRINT:
+		case TERMKEY_SYM_REDO:
+		case TERMKEY_SYM_REFERENCE:
+		case TERMKEY_SYM_REFRESH:
+		case TERMKEY_SYM_REPLACE:
+		case TERMKEY_SYM_RESTART:
+		case TERMKEY_SYM_RESUME:
+		case TERMKEY_SYM_SAVE:
+		case TERMKEY_SYM_SUSPEND:
+		case TERMKEY_SYM_UNDO:
+		case TERMKEY_SYM_KP0:
+		case TERMKEY_SYM_KP1:
+		case TERMKEY_SYM_KP2:
+		case TERMKEY_SYM_KP3:
+		case TERMKEY_SYM_KP4:
+		case TERMKEY_SYM_KP5:
+		case TERMKEY_SYM_KP6:
+		case TERMKEY_SYM_KP7:
+		case TERMKEY_SYM_KP8:
+		case TERMKEY_SYM_KP9:
+		case TERMKEY_SYM_KPENTER:
+		case TERMKEY_SYM_KPPLUS:
+		case TERMKEY_SYM_KPMINUS:
+		case TERMKEY_SYM_KPMULT:
+		case TERMKEY_SYM_KPDIV:
+		case TERMKEY_SYM_KPCOMMA:
+		case TERMKEY_SYM_KPPERIOD:
+		case TERMKEY_SYM_KPEQUALS:
+			break;
+		}
+		break;
+	}
+}
+
+int main(int argc, char *argv[]) {
+	char buf[1024];
+	FILE *file = stdin;
+	char *term = getenv("TERM");
+	if (!term)
+		term = "xterm";
+	if (!(termkey = termkey_new_abstract(term, TERMKEY_FLAG_UTF8)))
+		die("Failed to initialize libtermkey\n");
+	while (fgets(buf, sizeof buf, file)) {
+		TermKeyKey key;
+		const char *keys = buf, *next;
+		while (*keys) {
+			if (*keys == '\n') {
+				keys++;
+			} else if (*keys == '<' && (next = termkey_strpkey(termkey, keys+1, &key, TERMKEY_FORMAT_VIM)) && *next == '>') {
+				printkey(&key);
+				keys = next+1;
+			} else if ((next = termkey_strpkey(termkey, keys, &key, TERMKEY_FORMAT_VIM))) {
+				printkey(&key);
+				keys = next;
+			} else {
+				die("Failed to parse keys: %s\n", keys);
+			}
+		}
+	}
+
+	return 0;
+}