[nix] fix stdenv to be gcc 14, not 13

nix/pkgs.nix

@@ -7,6 +7,16 @@
 
 rec {
   inherit pkgs;
+
+  # Create a custom stdenv with GCC 14 on Linux. This is because
+  # pkgs.stdenv is GCC version 13 and when using 'nix' inside the
+  # shell, one gets strange 'CXX_ABI' errors.
+  customStdenv =
+    if pkgs.stdenv.isLinux then
+      pkgs.gcc14Stdenv
+    else
+      pkgs.stdenv; # Keep default on other platforms (clang on macOS)
+
   ghc966 = pkgs.haskell.compiler.ghc966;
   cabal_install = pkgs.haskell.lib.compose.justStaticExecutables pkgs.haskell.packages.ghc966.cabal-install;
 
@@ -53,11 +63,10 @@ rec {
     pcre
     pkg-config
     postgresql
-    stdenv.cc.cc
+    customStdenv.cc.cc
     xz
     zlib
     zeromq
-    curl
   ] ++ (lib.optionals stdenv.isDarwin [
     darwin.apple_sdk.frameworks.Accelerate
   ]);
@@ -65,11 +74,10 @@ rec {
   shellHook = ''
     export LD_LIBRARY_PATH="${pkgs.gfortran.cc.lib}:${libPaths}:$LD_LIBRARY_PATH"
     export LIBRARY_PATH="${pkgs.gfortran.cc.lib}:${libPaths}"
-    export PATH="${pkgs.gccStdenv}/bin:$PATH"
-    export NIX_CC="${pkgs.gccStdenv}"
-    export CC="${pkgs.gccStdenv}/bin/gcc"
+    export CXX_PATH="${customStdenv.cc.cc.lib}"
+    export LIB_PATHS="${libPaths}"
   '';
-  shell = pkgs.mkShell.override { stdenv = pkgs.gccStdenv; } {
+  shell = pkgs.mkShell.override { stdenv = customStdenv; } {
     name = "gargantext-shell";
     buildInputs = hsBuildInputs ++ nonhsBuildInputs;
     inherit shellHook;

test/drivers/hspec/Main.hs

+{-# LANGUAGE ScopedTypeVariables #-}
 {-# LANGUAGE TypeApplications #-}
 
 module Main where
 
 import Control.Monad
-import Data.Text (isInfixOf)
 import Data.Text qualified as T
 import Gargantext.Prelude hiding (isInfixOf)
 import System.IO
@@ -34,9 +34,9 @@ startCoreNLPServer = do
                     , create_group = True
                     , std_out = UseHandle devNull
                     , std_err = UseHandle devNull
-                    }) `catch` \e ->
+                    }) `catch` \(e :: SomeException) ->
                                  case e of
-                                   _ | True <- "does not exist" `isInfixOf` (T.pack . show @SomeException $ e)
+                                   _ | True <- "does not exist" `T.isInfixOf` (T.pack . show @SomeException $ e)
                                      -> fail $ "Cannot execute the 'corenlp' via nix flakes. Make sure you are in a nix environment."
                                      | otherwise -> throwIO e
   pure hdl
@@ -57,10 +57,6 @@ killProcessTree ph = do
 -- Unfortunately it's not possibly to use the 'tasty-hspec' adapter
 -- because by the time we get a 'TestTree' out of the adapter library,
 -- the information about parallelism is lost.
---
--- /IMPORTANT/: For these tests to run correctly, you have to run
--- ./devops/coreNLP/build.sh first. You have to run it only /once/,
--- and then you are good to go for the time being.
 main :: IO ()
 main = do
   hSetBuffering stdout NoBuffering