mirror of
https://github.com/phpv8/v8js.git
synced 2024-11-09 15:18:41 +00:00
280 lines
8.0 KiB
Plaintext
280 lines
8.0 KiB
Plaintext
PHP_ARG_WITH(v8js, for V8 Javascript Engine,
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[ --with-v8js Include V8 JavaScript Engine])
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if test "$PHP_V8JS" != "no"; then
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SEARCH_PATH="/usr/local /usr"
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SEARCH_FOR="include/v8.h"
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if test -r $PHP_V8JS/$SEARCH_FOR; then
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case $host_os in
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darwin* )
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# MacOS does not support --rpath
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;;
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* )
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LDFLAGS="$LDFLAGS -Wl,--rpath=$PHP_V8JS/$PHP_LIBDIR"
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;;
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esac
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V8_DIR=$PHP_V8JS
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else
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AC_MSG_CHECKING([for V8 files in default path])
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for i in $SEARCH_PATH ; do
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if test -r $i/$SEARCH_FOR; then
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V8_DIR=$i
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AC_MSG_RESULT(found in $i)
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fi
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done
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fi
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if test -z "$V8_DIR"; then
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AC_MSG_RESULT([not found])
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AC_MSG_ERROR([Please reinstall the v8 distribution])
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fi
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PHP_ADD_INCLUDE($V8_DIR/include)
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PHP_ADD_LIBRARY_WITH_PATH(v8, $V8_DIR/$PHP_LIBDIR, V8JS_SHARED_LIBADD)
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PHP_SUBST(V8JS_SHARED_LIBADD)
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PHP_REQUIRE_CXX()
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AC_CACHE_CHECK(for C standard version, ac_cv_v8_cstd, [
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ac_cv_v8_cstd="c++11"
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old_CPPFLAGS=$CPPFLAGS
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AC_LANG_PUSH([C++])
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CPPFLAGS="-std="$ac_cv_v8_cstd
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AC_TRY_RUN([int main() { return 0; }],[],[ac_cv_v8_cstd="c++0x"],[])
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AC_LANG_POP([C++])
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CPPFLAGS=$old_CPPFLAGS
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]);
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AC_CACHE_CHECK(how to allow c++11 narrowing, ac_cv_v8_narrowing, [
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ac_cv_v8_narrowing=""
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old_CXXFLAGS=$CXXFLAGS
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AC_LANG_PUSH([C++])
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CXXFLAGS="-std="$ac_cv_v8_cstd
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AC_TRY_RUN([int main() {
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struct { unsigned int x; } foo = {-1};
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(void) foo;
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return 0;
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}], [ ac_cv_v8_narrowing="" ], [
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CXXFLAGS="-Wno-c++11-narrowing -std="$ac_cv_v8_cstd
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AC_TRY_RUN([int main() {
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struct { unsigned int x; } foo = {-1};
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(void) foo;
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return 0;
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}], [ ac_cv_v8_narrowing="-Wno-c++11-narrowing" ], [
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CXXFLAGS="-Wno-narrowing -std="$ac_cv_v8_cstd
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AC_TRY_RUN([int main() {
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struct { unsigned int x; } foo = {-1};
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(void) foo;
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return 0;
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}], [ ac_cv_v8_narrowing="-Wno-narrowing" ], [
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AC_MSG_ERROR([cannot compile with narrowing])
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], [])
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], [])
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], [])
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AC_LANG_POP([C++])
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CXXFLAGS=$old_CXXFLAGS
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]);
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old_LIBS=$LIBS
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old_LDFLAGS=$LDFLAGS
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old_CPPFLAGS=$CPPFLAGS
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case $host_os in
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darwin* )
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# MacOS does not support --rpath
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LDFLAGS="-L$V8_DIR/$PHP_LIBDIR"
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;;
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* )
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LDFLAGS="-Wl,--rpath=$V8_DIR/$PHP_LIBDIR -L$V8_DIR/$PHP_LIBDIR"
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;;
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esac
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LIBS=-lv8
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CPPFLAGS="-I$V8_DIR/include -std=$ac_cv_v8_cstd"
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AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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AC_CACHE_CHECK(for V8 version, ac_cv_v8_version, [
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AC_TRY_RUN([#include <v8.h>
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#include <iostream>
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#include <fstream>
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using namespace std;
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int main ()
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{
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ofstream testfile ("conftestval");
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if (testfile.is_open()) {
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testfile << v8::V8::GetVersion();
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testfile << "\n";
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testfile.close();
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return 0;
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}
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return 1;
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}], [ac_cv_v8_version=`cat ./conftestval|awk '{print $1}'`], [ac_cv_v8_version=NONE], [ac_cv_v8_version=NONE])
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])
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if test "$ac_cv_v8_version" != "NONE"; then
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ac_IFS=$IFS
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IFS=.
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set $ac_cv_v8_version
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IFS=$ac_IFS
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V8_API_VERSION=`expr [$]1 \* 1000000 + [$]2 \* 1000 + [$]3`
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if test "$V8_API_VERSION" -lt 3024006 ; then
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AC_MSG_ERROR([libv8 must be version 3.24.6 or greater])
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fi
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AC_DEFINE_UNQUOTED([PHP_V8_API_VERSION], $V8_API_VERSION, [ ])
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AC_DEFINE_UNQUOTED([PHP_V8_VERSION], "$ac_cv_v8_version", [ ])
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else
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AC_MSG_ERROR([could not determine libv8 version])
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fi
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if test "$V8_API_VERSION" -ge 3029036 ; then
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dnl building for v8 3.29.36 or later, which requires us to
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dnl initialize and provide a platform; hence we need to
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dnl link in libplatform to make our life easier.
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PHP_ADD_INCLUDE($V8_DIR)
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case $host_os in
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darwin* )
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static_link_extra="libv8_libplatform.a libv8_libbase.a"
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;;
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* )
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static_link_extra="libv8_libplatform.a"
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;;
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esac
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LDFLAGS_libplatform=""
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for static_link_extra_file in $static_link_extra; do
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AC_MSG_CHECKING([for $static_link_extra_file])
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for i in $PHP_V8JS $SEARCH_PATH ; do
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if test -r $i/lib64/$static_link_extra_file; then
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static_link_dir=$i/lib64
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AC_MSG_RESULT(found in $i)
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fi
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if test -r $i/lib/$static_link_extra_file; then
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static_link_dir=$i/lib
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AC_MSG_RESULT(found in $i)
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fi
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done
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if test -z "$static_link_dir"; then
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AC_MSG_RESULT([not found])
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AC_MSG_ERROR([Please provide $static_link_extra_file next to the libv8.so, see README.md for details])
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fi
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LDFLAGS_libplatform="$LDFLAGS_libplatform $static_link_dir/$static_link_extra_file"
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done
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# modify flags for (possibly) succeeding V8 startup check
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CPPFLAGS="$CPPFLAGS -I$V8_DIR"
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LIBS="$LIBS $LDFLAGS_libplatform"
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fi
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if test "$V8_API_VERSION" -ge 4004010 ; then
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dnl building for v8 4.4.10 or later, which requires us to
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dnl provide startup data, if V8 wasn't compiled with snapshot=off.
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AC_MSG_CHECKING([whether V8 requires startup data])
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AC_TRY_RUN([
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#include <v8.h>
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#include <libplatform/libplatform.h>
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#include <stdlib.h>
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#include <string.h>
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#if PHP_V8_API_VERSION >= 4004010
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class ArrayBufferAllocator : public v8::ArrayBuffer::Allocator {
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public:
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virtual void* Allocate(size_t length) {
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void* data = AllocateUninitialized(length);
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return data == NULL ? data : memset(data, 0, length);
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}
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virtual void* AllocateUninitialized(size_t length) { return malloc(length); }
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virtual void Free(void* data, size_t) { free(data); }
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};
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#endif
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int main ()
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{
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v8::Platform *v8_platform = v8::platform::CreateDefaultPlatform();
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v8::V8::InitializePlatform(v8_platform);
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v8::V8::Initialize();
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#if PHP_V8_API_VERSION >= 4004044
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static ArrayBufferAllocator array_buffer_allocator;
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v8::Isolate::CreateParams create_params;
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create_params.array_buffer_allocator = &array_buffer_allocator;
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v8::Isolate::New(create_params);
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#else /* PHP_V8_API_VERSION < 4004044 */
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v8::Isolate::New();
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#endif
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return 0;
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}
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], [
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AC_MSG_RESULT([no])
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], [
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AC_MSG_RESULT([yes])
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AC_DEFINE([PHP_V8_USE_EXTERNAL_STARTUP_DATA], [1], [Whether V8 requires (and can be provided with custom versions of) external startup data])
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SEARCH_PATH="$V8_DIR/lib $V8_DIR/share/v8"
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AC_MSG_CHECKING([for natives_blob.bin])
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SEARCH_FOR="natives_blob.bin"
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for i in $SEARCH_PATH ; do
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if test -r $i/$SEARCH_FOR; then
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AC_MSG_RESULT([found ($i/$SEARCH_FOR)])
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AC_DEFINE_UNQUOTED([PHP_V8_NATIVES_BLOB_PATH], "$i/$SEARCH_FOR", [Full path to natives_blob.bin file])
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native_blob_found=1
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fi
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done
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if test -z "$native_blob_found"; then
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AC_MSG_RESULT([not found])
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AC_MSG_ERROR([Please provide V8 native blob as needed])
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fi
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AC_MSG_CHECKING([for snapshot_blob.bin])
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SEARCH_FOR="snapshot_blob.bin"
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for i in $SEARCH_PATH ; do
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if test -r $i/$SEARCH_FOR; then
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AC_MSG_RESULT([found ($i/$SEARCH_FOR)])
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AC_DEFINE_UNQUOTED([PHP_V8_SNAPSHOT_BLOB_PATH], "$i/$SEARCH_FOR", [Full path to snapshot_blob.bin file])
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snapshot_blob_found=1
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fi
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done
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if test -z "$snapshot_blob_found"; then
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AC_MSG_RESULT([not found])
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AC_MSG_ERROR([Please provide V8 snapshot blob as needed])
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fi
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])
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fi
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AC_LANG_RESTORE
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LIBS=$old_LIBS
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LDFLAGS="$old_LDFLAGS $LDFLAGS_libplatform"
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CPPFLAGS=$old_CPPFLAGS
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PHP_NEW_EXTENSION(v8js, [ \
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v8js_array_access.cc \
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v8js.cc \
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v8js_class.cc \
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v8js_commonjs.cc \
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v8js_convert.cc \
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v8js_exceptions.cc \
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v8js_methods.cc \
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v8js_object_export.cc \
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v8js_timer.cc \
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v8js_v8.cc \
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v8js_v8object_class.cc \
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v8js_variables.cc \
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], $ext_shared, , "$ac_cv_v8_narrowing -std="$ac_cv_v8_cstd)
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PHP_ADD_MAKEFILE_FRAGMENT
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fi
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