#20884: line buffering in sage-logger causes "hang" due to invisible prompt when
installing experimental packages
-------------------------------------+-------------------------------------
Reporter: mkoeppe | Owner:
Type: defect | Status: needs_work
Priority: critical | Milestone: sage-7.3
Component: build | Resolution:
Keywords: | Merged in:
Authors: Erik Bray | Reviewers: Dima Pasechnik,
| Matthias Koeppe
Report Upstream: N/A | Work issues:
Branch: u/embray/disable- | Commit:
exp-pkg-prompt | 4ce1311c5eb580adc85ab95f596e85d13145847c
Dependencies: | Stopgaps:
-------------------------------------+-------------------------------------
Changes (by dimpase):
* status: needs_review => needs_work
Comment:
Replying to [comment:40 embray]:
> This is so effing bizarre I had to ask about it on Stack Overflow:
http://stackoverflow.com/questions/38199974/bash-read-mystery-read-d-s-n-1
-eats-hyphens
>
> I think it's a bug in bash, personally, or at least very ill-documented
behavior. In the meantime I do have a work-around.
The internet has solved your problem - you must have a space between `-d`
and `''` !
(so this must also be fixed in the other place where you use `-d''`
instead of `-d ''`)
--
Ticket URL: <https://trac.sagemath.org/ticket/20884#comment:43>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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