GitHub actions

.github/workflows/test.yml

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+name: Test
+on: [push, pull_request]
+jobs:
+  Test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Install build dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y doxygen autoconf-archive
+      - name: Install latest autoconf
+        run: |
+          wget https://ftpmirror.gnu.org/gnu/autoconf/autoconf-latest.tar.xz
+          tar xf autoconf-latest.tar.xz
+          cd autoconf-*/
+          ./configure
+          make
+          sudo make install
+      - name: Check out repository code
+        uses: actions/checkout@v2
+      - run: cd ${{ github.workspace }}
+      - run: ./autogen.sh
+      - run: ./configure
+      - run: make
+      - run: make check

.gitignore

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+Makefile.in
+aclocal.m4
+autom4te.cache
+m4
+depcomp
+config.h.in
+configure
+config.h
+config.log
+config.status
+config.guess
+config.sub
+INSTALL
+install-sh
+missing
+libtool
+ltmain.sh
+Makefile
+stamp-h1
+.deps
+build-aux/compile
+build-aux/test-driver
+*~
+datrie-*.pc
+doc/Doxyfile
+*.o