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Fix #3474

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Álvaro Felipe Melchor 2015-10-29 15:43:27 +01:00 committed by pancake
parent ca8a915337
commit 8aa6086ed3
1 changed files with 4 additions and 3 deletions
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7
libr/io/undo.c
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@ -65,9 +65,10 @@ R_API ut64 r_io_sundo_redo(RIO *io) {
}
R_API void r_io_sundo_push(RIO *io, ut64 off) {
if (!io->undo.s_enable)
return;
if (!io->undo.s_enable) return;
//the first insert
if (io->undo.idx > 0)
if (io->undo.seek[io->undo.idx - 1] == off) return;
io->undo.seek[io->undo.idx] = off;
io->undo.idx = (io->undo.idx + 1) % R_IO_UNDOS;
/* Only R_IO_UNDOS - 1 undos can be used because r_io_sundo_undo () must