Mercurial > hg > octave-lyh
changeset 16989:7a69ab84b8c9
__magick_write__: confirm file exists before reading to append.
* __magick_read__.cc (__magick_write__): when WriteMode is set to
append, file needs to be read first. If file does not exist, act
normally. Confirm existence to file and skip reading if false.
| author | Carnë Draug <carandraug@octave.org> |
|---|---|
| date | Tue, 16 Jul 2013 19:39:22 +0100 |
| parents | 54b75bed4bc7 |
| children | cd0c56969d59 |
| files | libinterp/dldfcn/__magick_read__.cc |
| diffstat | 1 files changed, 2 insertions(+), 2 deletions(-) [+] |
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line diff
--- a/libinterp/dldfcn/__magick_read__.cc +++ b/libinterp/dldfcn/__magick_read__.cc @@ -472,7 +472,7 @@ { error ("__magick_read__: invalid value for Index/Frame"); } - // Fix indexex from base 1 to base 0, and at the same time, make + // Fix indexes from base 1 to base 0, and at the same time, make // sure none of the indexes is outside the range of image number. const int n = frameidx.nelem (); for (int i = 0; i < n; i++) @@ -873,7 +873,7 @@ // read at all. const std::string writemode = options.getfield ("writemode")(0).string_value (); std::vector<Magick::Image> ini_imvec; - if (writemode == "append") + if (writemode == "append" && file_stat (filename).exists ()) { read_file (filename, ini_imvec); if (error_state)