[GRASS-dev] installing metadata addon fails
mlennert at club.worldonline.be
Mon Jan 12 09:18:58 PST 2015
On 10/01/15 22:28, Glynn Clements wrote:
> Moritz Lennert wrote:
>>> 2015-01-08 16:37 GMT+01:00 Paulo van Breugel <p.vanbreugel at gmail.com>:
>>>> The installation of the metadata addon on GRASS 7 (trunk) fails, with the
>>>> message below. Any ideas?
>>> I have fixed installation in r63999-64001.
>> Is there some documentation about how to write Makefiles for addons that
>> use several .py files ? Similar issues have come up with different
>> addons (cf #2480 and #2534) and it shouldn't be up to you to correct all
>> these issues. Maybe some clear doc could help ?
> The "documentation" for writing Makefiles boils down to: try to find
> something similar in the main GRASS tree and use its Makefile as a
> reference; if there isn't one, or if that doesn't work, ask on the
> developers' list.
> Writing documentation for this will result in either wasted effort
> (from describing situations which never actually happen) or inadequate
> documentation (from failing to describe situations which actually
> happen) or (most likely) both.
> A couple of points about wx.metadata specifically:
> 1. Using "parsubdirs" won't work as, because mdlib (presumably) needs
> to be built before any of the modules.
> 2. Files should not be installed using "cp"; use $(INSTALL) for
> anything which should be installed with execute permission or
> $(INSTALL_DATA) for anything without it.
> 3. Directories shouldn't be copied with "cp -r". Rather, the
> individual destination files should be listed as pre-requisites, so
> that "building" the target "builds" the destination files (typically
> via pattern rules).
> wx.metadata/Makefile should probably include "templates" and "config"
> in $(SUBDIRS). These would have their own Makefiles; e.g. for
> templates/Makefile, something like:
> include $(MODULE_TOPDIR)/include/Make/Other.make
> DSTDIR = $(ETC)/mdlib/templates
> SRCFILES := $(wildcard *.xml)
> DSTFILES := $(patsubst %.xml,$(DSTDIR)/%.xml,$(SRCFILES))
> default: $(DSTFILES)
> $(DSTDIR)/%.xml: %.xml:
> $(INSTALL_DATA) $< $@
> This should allow wx.metadata/Makefile to be a simple "directory"
> Makefile (i.e. set SUBDIRS, include Dir.make, "default: subdirs").
So I guess #2480 and #2534 have to be treated individually on a
case-by-case basis ?
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