wangzh

Try my fork. However, it will only display the ttf/otf files in that directory, not recursively. You can modify line [134](https://github.com/aeghn/fontpreview/blob/master/fontpreview#L134) to meet you needs.

I don’t know why this happened, please describe in detail in English.

I translated them into English by using Google Translate. But I need more details, try to use this script by adding `set -x` and provide your system details.

Sorry for the late reply. Thanks for the information, but they are not so useful. Anyway, try this first: ``` ulimit -s 8192 /usr/bin/fontpreview ```

Try to increase the number in `ulimit -s 8192` PS: I wonder how many fonts installed in your system?

@myselfhimself Thanks for the reply, but I think fontpreview as a font previewer which should get the image without transforming the font format, so I'm here to ask can we...

What about this? 

You can learn how coproc works in this [page](https://unix.stackexchange.com/questions/86270/how-do-you-use-the-command-coproc-in-various-shells). And I add some annotation to explain it.

 Hit `Ctrl-h` to see this help.

I have finished what I need. If you want to merge these commits, I wiil resolve the conflicts. :)