lchat

commit 8ce1eb2bb5bac39ed33dd3aace28d40a53878c16
parent 3fc9c4d7ee1bd9a05b7bed3e835861923b6c9b28
Author: Tom Schwindl <schwindl@posteo.de>
Date:   Wed, 11 Jan 2023 16:08:36 +0100

slackline: restore some comments

Diffstat:
M
slackline.c
 | 
2
+-
M
slackline_emacs.c
 | 
14
+++++++-------

2 files changed, 8 insertions(+), 8 deletions(-)
diff --git a/slackline.c b/slackline.c
@@ -164,7 +164,7 @@ sl_default(struct slackline *sl, int key)
 	case CTRL_U:
 		sl_reset(sl);
 		break;
-	case CTRL_W:
+	case CTRL_W: /* erase previous word */
 		while (sl->rcur != 0 && isspace((unsigned char) *(sl->ptr-1)))
 			sl_backspace(sl);
 		while (sl->rcur != 0 && !isspace((unsigned char) *(sl->ptr-1)))
diff --git a/slackline_emacs.c b/slackline_emacs.c
@@ -15,13 +15,13 @@ sl_emacs(struct slackline *sl, int key)
 	case ESC_KEY:
 		sl->esc = ESC;
 		break;
-	case CTRL_A:
+	case CTRL_A:	/* start of line */
 		sl_move(sl, HOME);
 		break;
-	case CTRL_B:
+	case CTRL_B:	 /* previous char */
 		sl_move(sl, LEFT);
 		break;
-	case CTRL_D:
+	case CTRL_D:	/* delete char in front of the cursor or exit */
 		if (sl->rcur < sl->rlen) {
 			sl_move(sl, RIGHT);
 			sl_backspace(sl);
@@ -29,19 +29,19 @@ sl_emacs(struct slackline *sl, int key)
 			exit(EXIT_SUCCESS);
 		}
 		break;
-	case CTRL_E:
+	case CTRL_E:	/* end of line */
 		sl_move(sl, END);
 		break;
-	case CTRL_F:
+	case CTRL_F:	/* next char */
 		sl_move(sl, RIGHT);
 		break;
-	case CTRL_K:
+	case CTRL_K:	/* delete line from cursor to end */
 		for (int i = sl->rlen - sl->rcur; i > 0; --i) {
 			sl_move(sl, RIGHT);
 			sl_backspace(sl);
 		}
 		break;
-	case CTRL_T:
+	case CTRL_T:	/* swap last two chars */
 		if (sl->rcur >= 2) {
 			tmp = *sl_postoptr(sl, sl->rcur-1);
 			sl->buf[sl->rcur-1] = *sl_postoptr(sl, sl->rcur-2);