build: remove codecov related files (#20859)

These aren't needed as we don't use codecov anymore.

.gitattributes

@@ -11,6 +11,3 @@ src/unicode/**  linguist-vendored
 src/nvim/testdir/test42.in diff
 
 .github/    export-ignore
-.travis.yml export-ignore
-codecov.yml export-ignore
-.builds/    export-ignore

ci/common/submit_coverage.sh

@@ -1,56 +0,0 @@
-#!/bin/sh
-# Collect and submit coverage reports.
-#
-# Args:
-# $1: Flag(s) for codecov, separated by comma.
-
-set -e
-
-# Change to grandparent dir (POSIXly).
-CDPATH='' cd -P -- "$(dirname -- "$0")/../.." || exit
-
-echo "=== running submit_coverage in $PWD: $* ==="
-"$GCOV" --version
-
-# Download/install codecov-bash and gcovr once.
-codecov_sh="${TEMP:-/tmp}/codecov.bash"
-if ! [ -f "$codecov_sh" ]; then
-  curl --retry 5 --silent --fail -o "$codecov_sh" https://codecov.io/bash
-  chmod +x "$codecov_sh"
-
-  python -m pip install --quiet --user gcovr
-fi
-
-(
-  cd build
-  python -m gcovr --branches --exclude-unreachable-branches --print-summary -j 2 --exclude '.*/auto/.*' --root .. --delete -o ../coverage.xml --xml
-)
-
-# Upload to codecov.
-# -X gcov: disable gcov, done manually above.
-# -X fix: disable fixing of reports (not necessary, rather slow)
-# -Z: exit non-zero on failure
-# -F: flag(s)
-# NOTE: ignoring flags for now, since this causes timeouts on codecov.io then,
-#       which they know about for about a year already...
-# Flags must match pattern ^[\w\,]+$ ("," as separator).
-codecov_flags="$(uname -s),${1}"
-codecov_flags=$(echo "$codecov_flags" | sed 's/[^,_a-zA-Z0-9]/_/g')
-if ! "$codecov_sh" -f coverage.xml -X gcov -X fix -Z -F "${codecov_flags}"; then
-  echo "codecov upload failed."
-fi
-
-# Cleanup always, especially collected data.
-find . \( -name '*.gcov' -o -name '*.gcda' \) -ls -delete | wc -l
-rm -f coverage.xml
-
-# Upload Lua coverage  (generated manually on AppVeyor/Windows).
-if [ "$USE_LUACOV" = 1 ] && [ "$1" != "oldtest" ]; then
-  if [ -x "${DEPS_BUILD_DIR}/usr/bin/luacov" ]; then
-    "${DEPS_BUILD_DIR}/usr/bin/luacov"
-  fi
-  if ! "$codecov_sh" -f luacov.report.out -X gcov -X fix -Z -F "lua,${codecov_flags}"; then
-    echo "codecov upload failed."
-  fi
-  rm luacov.stats.out
-fi

ci/common/test.sh

@@ -9,12 +9,6 @@ fail() {
   exit 1
 }
 
-submit_coverage() {
-  if [ -n "${GCOV}" ]; then
-    "${CI_DIR}/common/submit_coverage.sh" "$@" || echo 'codecov upload failed.'
-  fi
-}
-
 print_core() {
   local app="$1"
   local core="$2"
@@ -101,7 +95,6 @@ unittests() {(
   if ! ninja -C "${BUILD_DIR}" unittest; then
     fail 'unittests' 'Unit tests failed'
   fi
-  submit_coverage unittest
   check_core_dumps "$(command -v luajit)"
 )}
 
@@ -110,7 +103,6 @@ functionaltests() {(
   if ! ninja -C "${BUILD_DIR}" "${FUNCTIONALTEST}"; then
     fail 'functionaltests' 'Functional tests failed'
   fi
-  submit_coverage functionaltest
   check_sanitizer "${LOG_DIR}"
   valgrind_check "${LOG_DIR}"
   check_core_dumps
@@ -122,7 +114,6 @@ oldtests() {(
     reset
     fail 'oldtests' 'Legacy tests failed'
   fi
-  submit_coverage oldtest
   check_sanitizer "${LOG_DIR}"
   valgrind_check "${LOG_DIR}"
   check_core_dumps

codecov.yml

@@ -1,27 +0,0 @@
-# To validate:
-#   cat codecov.yml | curl --data-binary @- https://codecov.io/validate
-
-codecov:
-  notify:
-    require_ci_to_pass: no
-  ci:
-    - appveyor
-    - travis
-    - !neovim-qb.szakmeister.net
-
-coverage:
-  precision: 2
-  round: down
-  range: "70...100"
-
-  status:
-    project:
-      default:
-        threshold: 1
-    patch:
-      default:
-        threshold: 1
-        only_pulls: true
-    changes: no
-
-comment: off