feat: meson build

Author: superstructor

meson.build

@@ -0,0 +1,28 @@
+project('libjpeg-turbo.wasm', 'c', version: '3.0.5', meson_version: '>=1.3.0')
+
+simd = get_option('simd')
+cargs = []
+if simd
+  cargs += ['-msimd128']
+endif
+
+executable('libjpeg-main',
+  files('wasm/libjpeg_wasm_module.c'),
+  c_args: cargs,
+  link_args: [
+    '-sUSE_LIBJPEG=1','-sWASM=1','-sMODULARIZE=1','-sEXPORT_ES6=1','-sEXPORT_NAME=LibjpegModule',
+    '-sALLOW_MEMORY_GROWTH=1','-sNO_FILESYSTEM=1','-sEXPORTED_RUNTIME_METHODS=["cwrap","ccall","UTF8ToString"]','-O3','-flto'
+  ],
+  install: true,
+  install_dir: get_option('bindir')
+)
+
+shared_module('libjpeg-side',
+  files('wasm/libjpeg_wasm_side.c'),
+  name_prefix: '',
+  c_args: cargs,
+  link_args: ['-sSIDE_MODULE=2','-fPIC','-O3','-flto','-sEXPORTED_FUNCTIONS=["_libjpeg_wasm_version"]'],
+  install: true,
+  install_dir: get_option('libdir')
+)
+

wasm/libjpeg_wasm_module.c

@@ -0,0 +1,8 @@
+#include <emscripten.h>
+#include "wasm/jversion.h"
+
+EMSCRIPTEN_KEEPALIVE
+const char* libjpeg_wasm_version(void) {
+  return JVERSION;
+}
+

wasm/libjpeg_wasm_side.c

@@ -0,0 +1,6 @@
+#include "wasm/jversion.h"
+
+const char* libjpeg_wasm_version(void) {
+  return JVERSION;
+}
+