allow opening multiple files at once + replace modes

1 files changed, 10 insertions, 8 deletions

diff --git a/vui.c b/vui.c
index 299b394..f5d6fdd 100644
--- a/vui.c
+++ b/vui.c
@@ -615,26 +615,28 @@ static void truncate_span(int *x, unsigned *nptr) {
 	*nptr = n;
 }
 
-void vui_putsna(int x, int y, const char *s, unsigned srcn, VuiAttr a) {
+u32 vui_putsna(int x, int y, const char *s, unsigned srcn, VuiAttr a) {
 	u32 n = utf8_decode_len(s, srcn);
 	truncate_span(&x, &n);
-	if (n < 1 || y < 0 || y >= (int)LINES) return;
+	if (n < 1 || y < 0 || y >= (int)LINES) return 0;
 	VuiChar *dest = &CHR(x, y);
 	utf8_decode(dest, s, n);
 	for (u32 i = 0; i < n; i++) ASSERT(dest[i] > 0 && dest[i] <= KEY_UTF8_MAX);
+	u32 r = n;
 	for (uint16_t *pa = &ATTR(x, y); n--;) *pa++ = a;
+	return r;
 }
 
-void vui_putsn(int x, int y, const char *s, unsigned n) {
-	vui_putsna(x, y, s, n, ATTR_DEFAULT);
+u32 vui_putsn(int x, int y, const char *s, unsigned n) {
+	return vui_putsna(x, y, s, n, ATTR_DEFAULT);
 }
 
-void vui_putsa(int x, int y, const char *s, VuiAttr a) {
-	vui_putsna(x, y, s, strlen(s), a);
+u32 vui_putsa(int x, int y, const char *s, VuiAttr a) {
+	return vui_putsna(x, y, s, strlen(s), a);
 }
 
-void vui_puts(int x, int y, const char *s) {
-	vui_putsn(x, y, s, strlen(s));
+u32 vui_puts(int x, int y, const char *s) {
+	return vui_putsn(x, y, s, strlen(s));
 }
 
 int vui_avprintf(int x, int y, VuiAttr a, const char *fmt, va_list ap) {