--- Begin Message ---
|
Subject: |
[PATCH] gnu: gdal: add python support |
|
Date: |
Fri, 12 Jul 2019 23:32:47 +0200 |
* gnu/packages/geo.scm (gdal): add python support
---
gnu/packages/geo.scm | 29 +++++++++++++++++++++++++++--
1 file changed, 27 insertions(+), 2 deletions(-)
diff --git a/gnu/packages/geo.scm b/gnu/packages/geo.scm
index 4cccd97643..3e2ec04b53 100644
--- a/gnu/packages/geo.scm
+++ b/gnu/packages/geo.scm
@@ -537,6 +537,8 @@ development.")
(build-system gnu-build-system)
(arguments
`(#:tests? #f
+ ;; validating runpath does not work yet for Python, so skip this phase.
+ #:validate-runpath? #f
#:configure-flags
(let-syntax ((with (syntax-rules ()
((_ option input)
@@ -544,6 +546,10 @@ development.")
(assoc-ref %build-inputs
input))))))
(list
;; TODO: --with-pcidsk, --with-pcraster
+ ;; Add $libdir to the RUNPATH of all the executables.
+ (string-append "LDFLAGS=-Wl,-rpath=" %output "/apps/.libs")
+ (string-append "LD_RUN_PATH=" %output "/apps/.libs")
+ (string-append "LD_LIBRARY_PATH=" %output "/apps/.libs")
(with "--with-freexl" "freexl")
(with "--with-libjson-c" "json-c")
(with "--with-png" "libpng")
@@ -553,13 +559,27 @@ development.")
(with "--with-libtiff" "libtiff")
(with "--with-geotiff" "libgeotiff")
(with "--with-libz" "zlib")
- "--with-pcre"))
+ "--with-pcre"
+ "--with-python"))
#:phases
(modify-phases %standard-phases
(add-before 'build 'fix-path
(lambda _
(substitute* "frmts/mrf/mrf_band.cpp"
- (("\"../zlib/zlib.h\"") "<zlib.h>")))))))
+ (("\"../zlib/zlib.h\"") "<zlib.h>"))))
+ (add-after
+ 'unpack 'patch-test-shebangs
+ (lambda _
+ (substitute* '("apps/GNUmakefile")
+ (("/bin/sh") (which "sh")))
+ #t))
+ (add-after
+ 'unpack 'patch-test-shebangs
+ (lambda _
+ (substitute* '("GDALmake.opt.in")
+ (("LDFLAGS = @LDFLAGS@") (string-append "LDFLAGS =
@LDFLAGS@ -Wl,-rpath=" %output "/apps -Wl,-rpath=" %output "/apps/.libs")))
+ #t)
+ ))))
(inputs
`(("freexl" ,freexl)
("geos" ,geos)
@@ -572,6 +592,11 @@ development.")
("libwebp" ,libwebp)
("pcre" ,pcre)
("zlib" ,zlib)))
+ (native-inputs
+ `(("pkg-config" ,pkg-config)))
+ (propagated-inputs
+ `(("python" ,python)
+ ("python-setuptools" ,python-setuptools)))
(home-page "http://www.gdal.org/";)
(synopsis "Raster and vector geospatial data format library")
(description "GDAL is a translator library for raster and vector geospatial
--
2.22.0
--- End Message ---
--- Begin Message ---
|
Subject: |
Re: [bug#36623] [PATCH] gnu: gdal: add python support |
|
Date: |
Sun, 21 Jul 2019 21:07:14 +0800 |
|
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) |
Arne Babenhauserheide <address@hidden> writes:
> 宋文武 <address@hidden> writes:
>
>> Arne Babenhauserheide <address@hidden> writes:
>>
>>> Hello Ludo`,
>>>
>>> Ludovic Courtès <address@hidden> writes:
>>>
>>>>> validating RUNPATH of 6 binaries in
>>>>> "/gnu/store/q9sb0wv41ig429f1m1xspg22xm8pwpwh-gdal-2.2.4/lib"...
>>>>> /gnu/store/q9sb0wv41ig429f1m1xspg22xm8pwpwh-gdal-2.2.4/lib/python3.7/site-packages/osgeo/_gdal.cpython-37m-x86_64-linux-gnu.so:
>>>>> error: depends on 'libgdal.so.20', which cannot be found in RUNPATH
>>>>> ("/gnu/store/b7fqhszxl02g6pfm3vw6b3cjz472qrly-python-3.7.0/lib"
>>>>> "/gnu/store/h90vnqw0nwd0hhm1l5dgxsdrigddfmq4-glibc-2.28/lib"
>>>>> "/gnu/store/4sqps8dczv3g7rwbdibfz6rf5jlk7w90-gcc-5.5.0-lib/lib"
>>>>> "/gnu/store/4sqps8dczv3g7rwbdibfz6rf5jlk7w90-gcc-5.5.0-lib/lib/gcc/x86_64-unknown-linux-gnu/5.5.0/../../..")
>>>>
>>>> I’m not familiar with Cython so I don’t know how this was handled
>>>> before. However, to me, it indicates that the resulting binaries are
>>>> unlikely to work.
>>>>
>>>> Namely, Python would dlopen “_gdal.cython*.so”, and that would fail to
>>>> find ‘libgdal.so’.
>>
>>>>
>>>> Thoughts?
>>>
>>> Yes: It does work. But I don’t know why.
>>
>> This is because the _gdal.cython*.so don't have rpath to the "lib"
>> directory, where libgdal.so will going.
>>
>>>
>>> Cython runs at compile-time to generate c-code that acts as interface
>>> for Python. Given the paths in here, this needs gdal already installed
>>> in the runpath where it seems to be missing during validation.
>>>
>>> How can we fix that?
>>
>> I think cython (which compile .py files to .c files) is not here.. It
>> has python C libraries generated by swig.
>>>
>>> Best wishes,
>>> Arne
>>
>> In the end the python bindings for gdal can be build seperated (which
>> handle the missing rpath to libgdal nicely), and I prefer this way:
>>
>> From 09254f646b948a5603b2b3dcb99a7f2f6ad0c8de Mon Sep 17 00:00:00 2001
>> From: =?UTF-8?q?=E5=AE=8B=E6=96=87=E6=AD=A6?= <address@hidden>
>> Date: Sat, 20 Jul 2019 22:39:33 +0800
>> Subject: [PATCH] gnu: Add python-gdal.
>>
>> For <https://issues.guix.gnu.org/issue/36623>, thank to Arne Babenhauserheide
>> for the original patch.
>>
>> * gnu/packages/geo.scm (python-gdal): New package.
>> ---
>> gnu/packages/geo.scm | 19 +++++++++++++++++++
>> 1 file changed, 19 insertions(+)
>>
>> diff --git a/gnu/packages/geo.scm b/gnu/packages/geo.scm
>> index e4b6a262c7..8005c46129 100644
>> --- a/gnu/packages/geo.scm
>> +++ b/gnu/packages/geo.scm
>> @@ -604,6 +604,25 @@ utilities for data translation and processing.")
>> ;; frmts/mrf/libLERC
>> license:asl2.0))))
>>
>> +(define-public python-gdal
>> + (package (inherit gdal)
>> + (name "python-gdal")
>> + (build-system python-build-system)
>> + (arguments
>> + '(#:tests? #f ; no tests
>> + #:phases
>> + (modify-phases %standard-phases
>> + (add-before 'build 'chdir
>> + (lambda _
>> + (chdir "swig/python")
>> + #t)))))
>> + (native-inputs '())
>> + (propagated-inputs
>> + `(("python-numpy" ,python-numpy)))
>> + (inputs
>> + `(("gdal" ,gdal)))
>> + (synopsis "GDAL (Geospatial Data Abstraction Library) python
>> bindings")))
>> +
>> (define-public postgis
>> (package
>> (name "postgis")
>
> Wow, that looks pretty good!
>
> Thank you for fixing up my patch!
>
Sure, pushed!
--- End Message ---