sim

commit e5f164eb8cb1dd73aa3840943abc9928d3a0d4fb
parent 4ae2a4ff3a376d8f04b13f455454a358d3fe90a6
Author: ssnf <ssnf@ssnf.xyz>
Date:   Thu, 30 Jan 2025 22:30:26 +0000

add full undo/redo commands

Diffstat:
M
config.def.h
 | 
6
++++--
M
sim.c
 | 
10
++++++++++

2 files changed, 14 insertions(+), 2 deletions(-)
diff --git a/config.def.h b/config.def.h
@@ -54,7 +54,9 @@ Key keys[] = {
 	{ '?', search, '?' },
 	{ 'n', search, 'n' },
 	{ 'N', search, 'N' },
-	{ 'u', undo },
-	{ Ctrl + 'r', redo },
+	{ 'u', undo, 0 },
+	{ 'U', undo, 1 },
+	{ Ctrl + 'r', redo, 0 },
+	{ 'R', redo, 1 },
 	{ 'y', yank }
 };
diff --git a/sim.c b/sim.c
@@ -409,6 +409,11 @@ redo(int arg)
 {
 	if (f->i == buf->n - 1)
 		return;
+	if (arg) {
+		for (;f->i != buf->n - 1;)
+			redo(0);
+		return;
+	}
 	if (buf->ds[++f->i].n)
 		str_delete(
 			&f->s, buf->p0[f->i], buf->p0[f->i] + buf->ds[f->i].n
@@ -1112,6 +1117,11 @@ undo(int arg)
 {
 	if (f->i < 0)
 		return;
+	if (arg) {
+		for (;f->i != -1;)
+			undo(0);
+		return;
+	}
 	if (buf->is[f->i].n)
 		str_delete(
 			&f->s, buf->p0[f->i], buf->p0[f->i] + buf->is[f->i].n