GitLab CI: Try to fix Coverity submissions.

The files we need to submit to Coverity might be too large to upload
over HTTP, so use their URL submission method. We won't have a usable
artifact URL until after each cov-build job runs, so we need to submit
our URLs in separate jobs.

.gitlab-ci.yml

@@ -455,13 +455,27 @@ coverity-gcc:
     - mkdir build
     - cd build
     - cmake -G Ninja ..
-    - /tmp/cov-analysis-linux64-*/bin/cov-build --return-emit-failures --dir cov-int ninja
+    - /tmp/cov-analysis-linux64-*/bin/cov-build --return-emit-failures --dir ../cov-int ninja
+    - cd ..
     - tar --create --gzip --file cov-int.tar.gz cov-int
     # - curl --form file=@cov-int.tar.gz --form token=$COVERITY_SCAN_TOKEN --form email=$GITLAB_USER_EMAIL --form description="Ubuntu $( git describe --tags ) $CI_COMMIT_REF_NAME:$CI_PIPELINE_ID" --form version=$( git describe --tags ) https://scan.coverity.com/builds?project=$COVERITY_SCAN_PROJECT_NAME
-    - curl --data "project=$COVERITY_SCAN_PROJECT_NAME&token=$COVERITY_SCAN_TOKEN&email=$GITLAB_USER_EMAIL&url=$CI_JOB_URL/artifacts/file/build/cov-int.tar.gz&version=$( git describe --tags )&description=Ubuntu $( git describe --tags ) $CI_COMMIT_REF_NAME:$CI_PIPELINE_ID" https://scan.coverity.com/builds
+    - echo "export CI_JOB_URL=$CI_JOB_URL" > job_environment_variables.txt
+    - echo "export GIT_DESCRIPTION=$GIT_DESCRIPTION" >> job_environment_variables.txt
   artifacts:
     paths:
-      - build/cov-int.tar.gz
+      - cov-int.tar.gz
+      - job_environment_variables.txt
+coverity-gcc-submit:
+  image: curlimages/curl
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "schedule" && $SCHEDULE_TYPE == "coverity-gcc"'
+      when: always
+  stage: .post
+  script:
+    - . job_environment_variables.txt
+    - curl --fail --data "project=$COVERITY_SCAN_PROJECT_NAME&token=$COVERITY_SCAN_TOKEN&email=$GITLAB_USER_EMAIL&url=$ARTIFACT_JOB_URL/artifacts/raw/build/cov-int.tar.gz&version=$GIT_DESCRIPTION&description=Ubuntu $GIT_DESCRIPTION $CI_COMMIT_REF_NAME:$CI_PIPELINE_ID" https://scan.coverity.com/builds
+  needs:
+    - coverity-gcc
 
 coverity-visual-c++:
   extends: .build-windows
@@ -478,13 +492,27 @@ coverity-visual-c++:
     - C:\ProgramData\chocolatey\tools\7z x "$env:temp\cov-analysis-win64.zip" -y -r -o"$env:temp"
     - cmake -DTEST_EXTRA_ARGS=--enable-release -DENABLE_LTO=off -G "Visual Studio 16 2019" -A x64 ..
     - $covAnalysisWin64 = (Get-ChildItem -Path $env:temp -Filter "cov-analysis-win64-*" -Directory)[0].FullName
-    - Invoke-Expression "& $covAnalysisWin64\bin\cov-build.exe --return-emit-failures --dir cov-int msbuild /verbosity:minimal `"/consoleloggerparameters:PerformanceSummary;NoSummary`" /maxcpucount:1 Wireshark.sln"
+    - Invoke-Expression "& $covAnalysisWin64\bin\cov-build.exe --return-emit-failures --dir ..\cov-int msbuild /verbosity:minimal `"/consoleloggerparameters:PerformanceSummary;NoSummary`" /maxcpucount:1 Wireshark.sln"
+    - cd ..
     - C:\ProgramData\chocolatey\tools\7z a -tzip cov-int.zip cov-int
     # - C:\Windows\System32\curl --form file=@cov-int.zip --form token=$COVERITY_SCAN_TOKEN--form email=$GITLAB_USER_EMAIL --form description="Windows $gitDescription $env:CI_COMMIT_REF_NAME`:$env:CI_PIPELINE_ID" --form version=$gitDescription https://scan.coverity.com/builds?project=$COVERITY_SCAN_PROJECT_NAME
-    - curl --data "project=$COVERITY_SCAN_PROJECT_NAME&token=$COVERITY_SCAN_TOKEN&email=$GITLAB_USER_EMAIL&url=$CI_JOB_URL/artifacts/file/build/cov-int.zip&version=$gitDescription&description=Windows $gitDescription $env:CI_COMMIT_REF_NAME`:$env:CI_PIPELINE_ID" https://scan.coverity.com/builds
+    - ("export CI_JOB_URL=$env:CI_JOB_URL" | Out-File -Encoding ascii job_environment_variables.txt)
+    - ("export GIT_DESCRIPTION=$gitDescription" | Out-File -Encoding ascii -Append job_environment_variables.txt)
   artifacts:
     paths:
       - build/cov-int.zip
+coverity-visual-c++-submit:
+  image: curlimages/curl
+  rules:
+    - if: '$CI_PIPELINE_SOURCE == "schedule" && $SCHEDULE_TYPE == "coverity-visual-c++"'
+      when: always
+  stage: .post
+  script:
+    - sed -i -e 's/\r//' job_environment_variables.txt
+    - . job_environment_variables.txt
+    - curl --fail --data "project=$COVERITY_SCAN_PROJECT_NAME&token=$COVERITY_SCAN_TOKEN&email=$GITLAB_USER_EMAIL&url=$ARTIFACT_JOB_URL/artifacts/raw/build/cov-int.zip&version=$GIT_DESCRIPTION&description=Windows $GIT_DESCRIPTION $CI_COMMIT_REF_NAME:$CI_PIPELINE_ID" https://scan.coverity.com/builds
+  needs:
+    - coverity-visual-c++
 
 clang-scan-build:
   image: wireshark/wireshark-ubuntu-dev