build: fix qemu builds (libuv#4630)

Upgrade GHA image to Ubuntu 24.04 and use the distro-provided qemu.

It should not be necessary anymore to install qemu from .deb because
the stock qemu is new enough in 24.04.

Author: bnoordhuis

.github/workflows/CI-unix.yml

@@ -90,45 +90,36 @@ jobs:
           ls -lh build-ios
 
   build-cross-qemu:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     name: build-cross-qemu-${{ matrix.config.target }}
 
     strategy:
       fail-fast: false
       matrix:
         config:
-          - {target: arm,     toolchain: gcc-arm-linux-gnueabi,     cc: arm-linux-gnueabi-gcc,      qemu: qemu-arm-static     }
-          - {target: armhf,   toolchain: gcc-arm-linux-gnueabihf,   cc: arm-linux-gnueabihf-gcc,    qemu: qemu-arm-static     }
-          - {target: aarch64, toolchain: gcc-aarch64-linux-gnu,     cc: aarch64-linux-gnu-gcc,      qemu: qemu-aarch64-static }
-          - {target: riscv64, toolchain: gcc-riscv64-linux-gnu,     cc: riscv64-linux-gnu-gcc,      qemu: qemu-riscv64-static }
-          - {target: ppc,     toolchain: gcc-powerpc-linux-gnu,     cc: powerpc-linux-gnu-gcc,      qemu: qemu-ppc-static     }
-          - {target: ppc64,   toolchain: gcc-powerpc64-linux-gnu,   cc: powerpc64-linux-gnu-gcc,    qemu: qemu-ppc64-static   }
-          - {target: ppc64le, toolchain: gcc-powerpc64le-linux-gnu, cc: powerpc64le-linux-gnu-gcc,  qemu: qemu-ppc64le-static }
-          - {target: s390x,   toolchain: gcc-s390x-linux-gnu,       cc: s390x-linux-gnu-gcc,        qemu: qemu-s390x-static   }
-          - {target: mips,    toolchain: gcc-mips-linux-gnu,          cc: mips-linux-gnu-gcc,         qemu: qemu-mips-static     }
-          - {target: mips64,  toolchain: gcc-mips64-linux-gnuabi64,   cc: mips64-linux-gnuabi64-gcc,  qemu: qemu-mips64-static   }
-          - {target: mipsel,  toolchain: gcc-mipsel-linux-gnu,        cc: mipsel-linux-gnu-gcc,       qemu: qemu-mipsel-static   }
-          - {target: mips64el,toolchain: gcc-mips64el-linux-gnuabi64, cc: mips64el-linux-gnuabi64-gcc,qemu: qemu-mips64el-static }
-          - {target: arm (u64 slots),     toolchain: gcc-arm-linux-gnueabi,     cc: arm-linux-gnueabi-gcc,      qemu: qemu-arm-static}
-          - {target: aarch64 (u64 slots), toolchain: gcc-aarch64-linux-gnu,     cc: aarch64-linux-gnu-gcc,      qemu: qemu-aarch64-static}
-          - {target: ppc (u64 slots),     toolchain: gcc-powerpc-linux-gnu,     cc: powerpc-linux-gnu-gcc,      qemu: qemu-ppc-static}
-          - {target: ppc64 (u64 slots),   toolchain: gcc-powerpc64-linux-gnu,   cc: powerpc64-linux-gnu-gcc,    qemu: qemu-ppc64-static}
+          - {target: arm,                 toolchain: gcc-arm-linux-gnueabi,       cc: arm-linux-gnueabi-gcc,      qemu: qemu-arm      }
+          - {target: armhf,               toolchain: gcc-arm-linux-gnueabihf,     cc: arm-linux-gnueabihf-gcc,    qemu: qemu-arm      }
+          - {target: aarch64,             toolchain: gcc-aarch64-linux-gnu,       cc: aarch64-linux-gnu-gcc,      qemu: qemu-aarch64  }
+          - {target: riscv64,             toolchain: gcc-riscv64-linux-gnu,       cc: riscv64-linux-gnu-gcc,      qemu: qemu-riscv64  }
+          - {target: ppc,                 toolchain: gcc-powerpc-linux-gnu,       cc: powerpc-linux-gnu-gcc,      qemu: qemu-ppc      }
+          - {target: ppc64,               toolchain: gcc-powerpc64-linux-gnu,     cc: powerpc64-linux-gnu-gcc,    qemu: qemu-ppc64    }
+          - {target: ppc64le,             toolchain: gcc-powerpc64le-linux-gnu,   cc: powerpc64le-linux-gnu-gcc,  qemu: qemu-ppc64le  }
+          - {target: s390x,               toolchain: gcc-s390x-linux-gnu,         cc: s390x-linux-gnu-gcc,        qemu: qemu-s390x    }
+          - {target: mips,                toolchain: gcc-mips-linux-gnu,          cc: mips-linux-gnu-gcc,         qemu: qemu-mips     }
+          - {target: mips64,              toolchain: gcc-mips64-linux-gnuabi64,   cc: mips64-linux-gnuabi64-gcc,  qemu: qemu-mips64   }
+          - {target: mipsel,              toolchain: gcc-mipsel-linux-gnu,        cc: mipsel-linux-gnu-gcc,       qemu: qemu-mipsel   }
+          - {target: mips64el,            toolchain: gcc-mips64el-linux-gnuabi64, cc: mips64el-linux-gnuabi64-gcc,qemu: qemu-mips64el }
+          - {target: arm (u64 slots),     toolchain: gcc-arm-linux-gnueabi,       cc: arm-linux-gnueabi-gcc,      qemu: qemu-arm      }
+          - {target: aarch64 (u64 slots), toolchain: gcc-aarch64-linux-gnu,       cc: aarch64-linux-gnu-gcc,      qemu: qemu-aarch64  }
+          - {target: ppc (u64 slots),     toolchain: gcc-powerpc-linux-gnu,       cc: powerpc-linux-gnu-gcc,      qemu: qemu-ppc      }
+          - {target: ppc64 (u64 slots),   toolchain: gcc-powerpc64-linux-gnu,     cc: powerpc64-linux-gnu-gcc,    qemu: qemu-ppc64    }
 
     steps:
       - uses: actions/checkout@v4
-      - name: Install QEMU
-        # this ensure install latest qemu on ubuntu, apt get version is old
-        env:
-          QEMU_SRC: "http://archive.ubuntu.com/ubuntu/pool/universe/q/qemu"
-          QEMU_VER: "qemu-user-static_7\\.2+dfsg-.*_amd64.deb$"
-        run: |
-          DEB=`curl -s $QEMU_SRC/ | grep -o -E 'href="([^"#]+)"' | cut -d'"' -f2 | grep $QEMU_VER | tail -1`
-          wget $QEMU_SRC/$DEB
-          sudo dpkg -i $DEB
-      - name: Install ${{ matrix.config.toolchain }}
+      - name: Install qemu and ${{ matrix.config.toolchain }}
         run: |
           sudo apt update
-          sudo apt install ${{ matrix.config.toolchain }} -y
+          sudo apt install qemu-user qemu-user-binfmt ${{ matrix.config.toolchain }} -y
       - name: Configure with ${{ matrix.config.cc }}
         run: |
           mkdir build