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-rw-r--r--edit.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/edit.c b/edit.c
index 1f8f170..997feed 100644
--- a/edit.c
+++ b/edit.c
@@ -60,9 +60,9 @@ static bool reserve(size_t index, size_t count) {
return true;
}
-static void delete(size_t index, size_t count) {
+static void delete(bool copy, size_t index, size_t count) {
if (index + count > len) return;
- if (count > 1) {
+ if (copy) {
memcpy(cut.buf, &buf[index], sizeof(*buf) * count);
cut.len = count;
}
@@ -109,7 +109,7 @@ static void tabComplete(size_t id) {
return;
}
- delete(tab.pos, tab.len);
+ delete(false, tab.pos, tab.len);
if (wcs[0] != L'/' && !tab.pos) {
tab.len = n + 2;
reserve(tab.pos, tab.len);
@@ -158,22 +158,22 @@ void edit(size_t id, enum Edit op, wchar_t ch) {
while (pos < len && !iswspace(buf[pos])) pos++;
}
- break; case EditDeleteHead: delete(0, pos); pos = 0;
- break; case EditDeleteTail: delete(pos, len - pos);
- break; case EditDeletePrev: if (pos) delete(--pos, 1);
- break; case EditDeleteNext: delete(pos, 1);
+ break; case EditDeleteHead: delete(true, 0, pos); pos = 0;
+ break; case EditDeleteTail: delete(true, pos, len - pos);
+ break; case EditDeletePrev: if (pos) delete(false, --pos, 1);
+ break; case EditDeleteNext: delete(false, pos, 1);
break; case EditDeletePrevWord: {
if (!pos) break;
size_t word = pos - 1;
while (word && !iswspace(buf[word - 1])) word--;
- delete(word, pos - word);
+ delete(true, word, pos - word);
pos = word;
}
break; case EditDeleteNextWord: {
if (pos == len) break;
size_t word = pos + 1;
while (word < len && !iswspace(buf[word])) word++;
- delete(pos, word - pos);
+ delete(true, pos, word - pos);
}
break; case EditPaste: {
if (reserve(pos, cut.len)) {