add support for liblzma

.github/workflows/reusable-wasix.yml

@@ -18,6 +18,7 @@ jobs:
       WASIX_LIBC_TAG: "v2024-06-20.1"
       OPENSSL_DIR: "/opt/openssl"
       ZLIB_DIR: "/opt/zlib"
+      LIBLZMA_DIR: "/opt/liblzma"
       CROSS_BUILD_PYTHON: cross-build/build
       CROSS_BUILD_WASIX: cross-build/wasix
       WASIX_INSTALL: /opt/wasix_install
@@ -57,6 +58,12 @@ jobs:
         git clone https://github.com/wasix-org/zlib ${{ env.ZLIB_DIR }}
         cd ${{ env.ZLIB_DIR }}
         ./wasix.sh
+    - name: "Compile liblzma"
+      run: |
+        git clone https://github.com/wasix-org/liblzma ${{ env.LIBLZMA_DIR }}
+        cd ${{ env.LIBLZMA_DIR }}
+        ./wasix.sh
+        cp src/liblzma/.libs/liblzma.a liblzma.a
     - name: "Install Wasmer"
       run: |
         mkdir ${{ env.WASMER_DIR }}
@@ -67,6 +74,8 @@ jobs:
         WASM_RUNTIME=wasmer \
         WASIX_ZLIB_CFLAGS="-I${{ env.ZLIB_DIR }}" \
         WASIX_ZLIB_LIBS="-L${{ env.ZLIB_DIR }} -lz" \
+        WASIX_LIBLZMA_CFLAGS="-I${{ env.LIBLZMA_DIR }}/src/liblzma/api" \
+        WASIX_LIBLZMA_LIBS="-L${{ env.LIBLZMA_DIR }} -llzma" \
         python3 Tools/wasm/wasm_build.py wasix build
     - name: "List dirs"
       run: |

Tools/wasm/wasix-configure-wrapper

@@ -44,6 +44,9 @@ if ! test -x "${WASI_SDK_PATH}/bin/clang"; then
     exit 2
 fi
 
+export LIBLZMA_CFLAGS=$WASIX_LIBLZMA_CFLAGS
+export LIBLZMA_LIBS=$WASIX_LIBLZMA_LIBS
+
 export ZLIB_CFLAGS=$WASIX_ZLIB_CFLAGS
 export ZLIB_LIBS=$WASIX_ZLIB_LIBS
 

configure.ac

@@ -7532,7 +7532,6 @@ AS_CASE([$ac_sys_system],
       [_testclinic],
       [fcntl],
       [mmap],
-      [_lzma],
       [readline],
       [xxlimited],
       [xxlimited_35],

pyconfig.h.in

@@ -1932,6 +1932,9 @@
 /* Define to 1 if you want to emulate getpid() on WASI */
 #undef _WASI_EMULATED_GETPID
 
+/* Define to 1 if you want to emulate process clocks on WASI */
+#undef _WASI_EMULATED_MMAN
+
 /* Define to 1 if you want to emulate process clocks on WASI */
 #undef _WASI_EMULATED_PROCESS_CLOCKS