Feature #1767

Export default plugin folder

Added by Anonymous about 10 years ago. Updated over 6 years ago.

Status:FeedbackStart date:02/13/2014
Priority:LowDue date:
Assignee:-% Done:

50%

Category:Configuration
Target version:rsb-0.18

Description

There is some kind of default plugin folder (currently lib/rsbx.x/plugins), where several downstream projects install their plugins (e.g. rst converters, rsb-spread, ...) for convenience. Up to now the downstream projects construct this path by hand.

I suggest that we export e.g. a RSB_DEFAULT_PLUGIN_PATH via cmake config for downstream projects to use. Does that make sense?


Related issues

Related to Robotics Service Bus - Tasks #1227: Add a CMake macro for RSB plugins Feedback 11/05/2012

Associated revisions

Revision 18242a2b
Added by Arne Nordmann about 10 years ago

Exports the default RSB_SYSTEM_PLUGIN_DIRECTORY via cmake

  • May be as install target for rsb plugins by downstream projects

fixes #1767

Revision 5be5468a
Added by Arne Nordmann about 10 years ago

Exports the default RSB_SYSTEM_PLUGIN_DIRECTORY via cmake

  • May be as install target for rsb plugins by downstream projects

fixes #1767

Revision 4f92325a
Added by Arne Nordmann about 10 years ago

Exports the default RSB_SYSTEM_PLUGIN_DIRECTORY via cmake

  • May be used as install target for rsb plugins by downstream projects

fixes #1767

Revision daf5fdb5
Added by J. Moringen about 10 years ago

Mention new CMake variable RSB_SYSTEM_PLUGIN_DIRECTORY in news.rst

refs #1767

  • news.rst (RSB 0.11): mention new CMake variable
    RSB_SYSTEM_PLUGIN_DIRECTORY

Revision 34c77416
Added by J. Moringen about 10 years ago

Added RSB_RELATIVE_PLUGIN_DIRECTORY in CMakeLists.txt

refs #1767

  • CMakeLists.txt: added RSB_RELATIVE_PLUGIN_DIRECTORY
  • RSBConfig.cmake.in: use it

History

#1 Updated by Anonymous about 10 years ago

  • Description updated (diff)

#2 Updated by J. Moringen about 10 years ago

There seems to be some kind of default plugin folder (currently lib/rsbx.x/plugins)

Yes, RSB configures the RSC plugin loader with a default search path (a list of directories) which contains a prefix-dependent "system plugin directory" (as opposed to user plugin directory in the respective home directory).

Up to now the downstream projects construct this path by hand.

That is indeed suboptimal.

I suggest that we export e.g. a RSB_DEFAULT_PLUGIN_PATH via cmake config for downstream projects to use. Does that make sense?

I think the proposal itself makes perfect sense. I would suggest a different name, though.

Firstly, _DIRECTORY may be better than _PATH because the value of the variable would be a directory, not a list of these.

Secondly, instead of DEFAULT, I suggest SYSTEM to distinguish the directory from the user-specific plugin directory (This would fit into the usual nomenclature of "user", "system", "site", where "site" would be appropriate for organization-wide but not system-wide things).

As a result, I suggest the name RSB_SYSTEM_PLUGIN_DIRECTORY.

#3 Updated by Anonymous about 10 years ago

  • Status changed from Feedback to In Progress
  • Assignee set to Anonymous

#4 Updated by Anonymous about 10 years ago

  • Status changed from In Progress to Resolved
  • % Done changed from 0 to 100

Applied in changeset rsb-cpp|commit:18242a2b50f8ca44729ebb39e71629a46f4b92b9.

#5 Updated by Anonymous about 10 years ago

  • % Done changed from 100 to 50

I am re-opening this issue, since we have to put a bit more thoughts into this. With the latest changes we export the plugin folder as absolute path (based o the install prefix). However, this can lead into problems, as Christian discovered:

  1. Downstream projects can't use this path, e.g. when building packages with cpack, as pathes have to be relative for this.
  2. As an organisational issue: When we build rsb in the toolkit context, the exported plugin directory will point to the toolkit, so that downstream user libraries will try to install their plugins into a toolkit folder.

It seems, that we have to at least export (also?) a relative version of the RSB_SYSTEM_PLUGIN_DIRECTORY and maybe also some kind of RSB_USER_PLUGIN_DIRECTORY (e.g. ~/.rsb/plugins/), which is in the user's home folder and also added to the default plugin path of rsb.

#6 Updated by Anonymous about 10 years ago

  • Status changed from Resolved to Feedback

It might be enough to just export the RSB_PLUGIN_DIRECTORY as relative path:

  1. Downstream projects would install their plugins in the relative path, so into: downstream install prefix + RSB_PLUGIN_DIRECTORY. This works for installation and cpack package build (it might be necessary to enable CPACK_SET_DESTDIR, cf. source:rsb-cpp|cpack/CPackDebianConfig.cmake#L17, though).
  2. In our toolkit context, downstream libraries included in the toolkit would install plugins in the toolkit plugin folder (as intended). Downstream user libraries will install their plugins into a local plugin folder (downstream install prefix + RSB_PLUGIN_DIRECTORY), which has to be added to the plugin path configuration.

#7 Updated by J. Wienke over 9 years ago

Arne, any way to solve this for the release?

#8 Updated by J. Moringen over 9 years ago

  • Target version changed from rsb-0.11 to rsb-0.12

#9 Updated by J. Wienke about 9 years ago

  • Target version changed from rsb-0.12 to rsb-0.13

#10 Updated by J. Moringen about 8 years ago

  • Target version changed from rsb-0.13 to rsb-0.14

#11 Updated by J. Moringen almost 8 years ago

  • Target version changed from rsb-0.14 to rsb-0.15

#12 Updated by J. Moringen over 7 years ago

  • Target version changed from rsb-0.15 to rsb-0.16

#13 Updated by J. Moringen about 7 years ago

  • Target version changed from rsb-0.16 to rsb-0.17

#14 Updated by J. Moringen over 6 years ago

  • Target version changed from rsb-0.17 to rsb-0.18

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