circo

commit c780048a9579191b563888eeea100eeb7ba20cda
parent d76a14d0c4c173e30709f24cc6f38fef0d7da155
Author: Claudio Alessi <smoppy@gmail.com>
Date:   Sun, 23 Jul 2017 19:27:25 +0200

Fix cmdln_chrdel(): now works like vi x command.

Diffstat:
M
circo.c
 | 
10
++++++++--

1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/circo.c b/circo.c
@@ -74,6 +74,7 @@ typedef struct {
 	const Arg arg;
 } Key;
 
+/* function declarations */
 void attach(Buffer *b);
 int bufl2o(char *buf, int len, int line);
 int bufnl(char *buf, int len);
@@ -286,13 +287,18 @@ cmdln_chldel(const Arg *arg) {
 
 void
 cmdln_chrdel(const Arg *arg) {
-	if(!sel->cmdoff)
+	if(!sel->cmdlen)
 		return;
-	if(sel->cmdoff >= sel->cmdlen)
+	if(sel->cmdoff == sel->cmdlen) {
+		--sel->cmdoff;
+		drawcmdln();
 		return;
+	}
 	memmove(&sel->cmd[sel->cmdoff], &sel->cmd[sel->cmdoff + 1],
 		sel->cmdlen - sel->cmdoff - 1);
 	sel->cmd[--sel->cmdlen] = '\0';
+	if(sel->cmdoff && sel->cmdoff == sel->cmdlen)
+		--sel->cmdoff;
 	drawcmdln();
 }