diff options
| author | Christian Göttsche <cgzones@googlemail.com> | 2021-01-14 10:24:36 +0100 |
|---|---|---|
| committer | cgzones <cgzones@googlemail.com> | 2021-01-15 20:41:10 +0100 |
| commit | b9adc30b86ef550655de1e8a8122dae20a6b13df (patch) | |
| tree | 1c61cd8fe540451c7c9175cc70002a285b286581 /RichString.c | |
| parent | 08ac22ddb9e848123934dad215c58cb03e7ad094 (diff) | |
RichString: implement safe rewind
The current rewind logic causes issues when rewinding over the short
string optimization boundary.
Diffstat (limited to 'RichString.c')
| -rw-r--r-- | RichString.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/RichString.c b/RichString.c index 5a2c2e14..c4ecc258 100644 --- a/RichString.c +++ b/RichString.c @@ -46,6 +46,10 @@ static void RichString_setLen(RichString* this, int len) { } } +void RichString_rewind(RichString* this, int count) { + RichString_setLen(this, this->chlen - count); +} + #ifdef HAVE_LIBNCURSESW static inline int RichString_writeFromWide(RichString* this, int attrs, const char* data_c, int from, int len) { |