[ci] include license files

Author: mateoconlechuga

.github/workflows/make.yml

@@ -76,6 +76,46 @@ jobs:
           ./configure --target=z80-none-elf --with-zstd=no --disable-gdb --disable-sim --disable-readline --disable-nls --disable-shared --enable-static --prefix="$PREFIX"
           make configure-host && make -j4 LDFLAGS="-all-static" MAKEINFO=true && make install-strip -j4 MAKEINFO=true
 
+      - name: "[Unix] Install License Files"
+        if: runner.os != 'Windows'
+        shell: bash
+        run: |
+          mkdir -p "${{ runner.temp }}/binutils/license"
+          cp COPYING3 "${{ runner.temp }}/binutils/license/"
+          cp COPYING3.LIB "${{ runner.temp }}/binutils/license/"
+          cat > "${{ runner.temp }}/binutils/readme.txt" <<EOF
+          This is a pre-built distribution of GNU binutils for z80-none-elf.
+          
+          Source: https://github.com/CE-Programming/binutils-gdb.git
+          Original Source: https://sourceware.org/git/binutils-gdb.git
+          
+          This software is licensed under the GNU General Public License v3.
+          See the license directory for full license texts.
+          
+          Source code is available at the URLs above.
+          No modifications have been made to the original source.
+          EOF
+      - name: "[Windows] Install License Files"
+        if: runner.os == 'Windows'
+        shell: msys2 {0}
+        run: |
+          INSTALL_DIR=$(cygpath -u "${{ runner.temp }}/binutils")
+          mkdir -p "$INSTALL_DIR/license"
+          cp COPYING3 "$INSTALL_DIR/license/"
+          cp COPYING3.LIB "$INSTALL_DIR/license/"
+          cat > "$INSTALL_DIR/readme.txt" <<EOF
+          This is a pre-built distribution of GNU binutils for z80-none-elf.
+          
+          Source: https://github.com/CE-Programming/binutils-gdb.git
+          Original Source: https://sourceware.org/git/binutils-gdb.git
+          
+          This software is licensed under the GNU General Public License v3.
+          See the license directory for full license texts.
+          
+          Source code is available at the URLs above.
+          No modifications have been made to the original source.
+          EOF
+
       - name: "[Unix] Tar install"
         if: runner.os != 'Windows'
         shell: bash