Re: Problems finding RocksDBConfig.cmake (Was: sortmerna: "/usr/bin/ld: cannot find -lpthreads")

[Andreas Tille <andreas@an3as.eu>]

Hi Mathieu,

Am Mon, Jan 31, 2022 at 08:29:09AM +0100 schrieb Mathieu Malaterre:
> > librocksdb-dev (>= 6.25.3) arrived in experimental and it contains
> >
> >    /usr/lib/$(DEB_HOST_MULTIARCH)/cmake/RocksDBConfig.cmake
> 
> That looks right.

Thanks for comfirming.
 
> The following cmake works for me:
> 
> ```
> % cat CMakeLists.txt
> cmake_minimum_required(VERSION 3.22)
> project(p)
> find_package(RocksDB)
> ```

After I simplified the cmake file[1] 
> 
> What's the exact cmake command used in sortmerna? Maybe the error is
> somewhere above (like a missing zlib, bzip2, zstd ...)

It was more complex than here.  The simplification uncovered that some
more Build-Depends are needed (see bug #1004665) and enabled me moving
on to a new error:

...
RocksDB package OK
RocksDB::rocksdb-shared LOCATION: /usr/lib/x86_64-linux-gnu/librocksdb.so.6.25.3
RocksDB::rocksdb-shared LOCATION_DEBUG: /usr/lib/x86_64-linux-gnu/librocksdb.so.6.25.3
RocksDB::rocksdb-shared LOCATION_DEBUG: lib-NOTFOUND
RocksDB::rocksdb-shared IMPORTED_CONFIGURATIONS: NONE
RocksDB::rocksdb-shared IMPORTED_IMPLIB: lib-NOTFOUND
RocksDB::rocksdb LIBRARY_OUTPUT_NAME: lib-NOTFOUND
Using Static RocksDB lib
RocksDB::rocksdb transitive link dependencies: $<LINK_ONLY:gflags::gflags_shared>;$<LINK_ONLY:Snappy::snappy>;$<LINK_ONLY:ZLIB::ZLIB>;/usr/lib/x86_64-linux-gnu/libbz2.so;$<LINK_ONLY:    zstd::zstd>;$<LINK_ONLY:-lpthread>
rocksdb transitive link dependencies AFTER modification: /usr/lib/x86_64-linux-gnu/libz.so;Threads::Threads
RapidJson_DIR: RapidJson_DIR-NOTFOUND
RapidJSON_INCLUDE_DIR: RapidJSON_INCLUDE_DIR-NOTFOUND
CMake Error at cmake/modules/FindRapidJson.cmake:35 (file):
  file STRINGS file
  "/build/sortmerna-4.3.4/src/sortmerna/RapidJson_DIR-NOTFOUND/RapidJSONConfigVersion.cmake"
  cannot be read.
Call Stack (most recent call first):
  src/sortmerna/CMakeLists.txt:71 (include)


CMake Error at cmake/modules/FindRapidJson.cmake:37 (string):
  string sub-command REGEX, mode MATCH needs at least 5 arguments total to
  command.
Call Stack (most recent call first):
  src/sortmerna/CMakeLists.txt:71 (include)


version_line:
CMAKE_MATCH_0:
-- Could NOT find RapidJSON (missing: RapidJSON_INCLUDE_DIR)
RapidJSON_FOUND: FALSE
RapidJSON_VERSION:
RapidJson_DIR: RapidJson_DIR-NOTFOUND
RapidJSON_INCLUDE_DIR: RapidJSON_INCLUDE_DIR-NOTFOUND
CMake Error at cmake/modules/FindRapidJson.cmake:35 (file):
  file STRINGS file
  "/build/sortmerna-4.3.4/src/sortmerna/RapidJson_DIR-NOTFOUND/RapidJSONConfigVersion.cmake"
  cannot be read.
Call Stack (most recent call first):
  src/sortmerna/CMakeLists.txt:73 (find_package)


CMake Error at cmake/modules/FindRapidJson.cmake:37 (string):
  string sub-command REGEX, mode MATCH needs at least 5 arguments total to
  command.
Call Stack (most recent call first):
  src/sortmerna/CMakeLists.txt:73 (find_package)


version_line:
CMAKE_MATCH_0:
CMake Warning (dev) at /usr/share/cmake-3.22/Modules/FindPackageHandleStandardArgs.cmake:438 (message):
  The package name passed to `find_package_handle_standard_args` (RapidJSON)
  does not match the name of the calling package (RapidJson).  This can lead
  to problems in calling code that expects `find_package` result variables
  (e.g., `_FOUND`) to follow a certain pattern.
Call Stack (most recent call first):
  cmake/modules/FindRapidJson.cmake:43 (find_package_handle_standard_args)
  src/sortmerna/CMakeLists.txt:73 (find_package)


Any further hints?

Kind regards

     Andreas.


[1] https://salsa.debian.org/med-team/sortmerna/-/blob/master/debian/patches/cmake_RocksDB.patch 

-- 
http://fam-tille.de