Centralize C code's generation and formatting check

Author: st0012

.github/workflows/clang-format.yml .github/workflows/c-check.yml.github/workflows/clang-format.yml renamed to .github/workflows/c-check.yml

@@ -1,18 +1,9 @@
-name: C Code Formatting Check
+name: C Code Generation and Formatting Check
 
 on:
   push:
-    paths:
-      - '**.c'
-      - '**.h'
-      - '.clang-format'
-      - '.github/workflows/clang-format.yml'
-  pull_request:
-    paths:
-      - '**.c'
-      - '**.h'
-      - '.clang-format'
-      - '.github/workflows/clang-format.yml'
+  pull_request: {}
+  merge_group: {}
 
 jobs:
   format-check:
@@ -55,8 +46,8 @@ jobs:
       - name: bin/setup
         run: |
           bin/setup
-      - name: Check C code formatting
+      - name: Check C code generation and formatting
         run: |
           clang-format --version
-          bundle exec rake templates
+          bundle exec rake lexer templates compile confirm_lexer confirm_templates
           bundle exec rake format:c_check

.github/workflows/ruby.yml

@@ -28,8 +28,6 @@ jobs:
           - ruby: "3.4"
             job: stdlib_test
             rubyopt: "--enable-frozen-string-literal"
-          - ruby: "3.4"
-            job: lexer templates compile confirm_lexer confirm_templates
           - ruby: "3.4"
             job: rubocop validate test_doc build test_generate_stdlib raap
           - ruby: "3.4"
@@ -50,17 +48,6 @@ jobs:
         run: |
           sudo apt-get update
           sudo apt-get install -y libdb-dev curl autoconf automake m4 libtool python3
-      - name: Install Re2c
-        if: ${{ contains(matrix.job, 'lexer') }}
-        run: |
-          cd /tmp
-          curl -L https://github.com/skvadrik/re2c/archive/refs/tags/3.1.tar.gz > re2c-3.1.tar.gz
-          tar xf re2c-3.1.tar.gz
-          cd re2c-3.1
-          autoreconf -i -W all
-          ./configure
-          make
-          sudo make install
       - name: Update rubygems & bundler
         run: |
           ruby -v