[wasm] Add hb-wasm-api.cc

This commit is contained in:
Behdad Esfahbod 2023-02-23 11:05:19 -07:00
parent 980706441b
commit 42d121ae79
5 changed files with 47 additions and 22 deletions

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@ -27,7 +27,6 @@
#include "hb-wasm-api.hh" #include "hb-wasm-api.hh"
#include "hb-wasm-font.hh"
#ifdef HB_DEBUG_WASM #ifdef HB_DEBUG_WASM
namespace hb { namespace wasm { namespace hb { namespace wasm {

45
src/hb-wasm-api.cc Normal file
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@ -0,0 +1,45 @@
/*
* Copyright © 2023 Behdad Esfahbod
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*/
#include "hb-wasm-api.hh"
#define nullref 0
#define module_inst wasm_runtime_get_module_inst (exec_env)
#define HB_REF2OBJ(obj) \
hb_##obj##_t *obj = nullptr; \
(void) wasm_externref_ref2obj (obj##ref, (void **) &obj)
#define HB_OBJ2REF(obj) \
uint32_t obj##ref = nullref; \
(void) wasm_externref_obj2ref (module_inst, obj, &obj##ref)
#include "hb-wasm-font.hh"
#undef nullref
#undef module_inst
#undef HB_WASM_EXEC_ENV
#undef HB_REF2OBJ
#undef HB_OBJ2REF

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@ -42,24 +42,4 @@
#undef HB_WASM_END_DECLS #undef HB_WASM_END_DECLS
#define nullref 0
#define module_inst wasm_runtime_get_module_inst (exec_env)
#define HB_REF2OBJ(obj) \
hb_##obj##_t *obj = nullptr; \
(void) wasm_externref_ref2obj (obj##ref, (void **) &obj)
#define HB_OBJ2REF(obj) \
uint32_t obj##ref = nullref; \
(void) wasm_externref_obj2ref (module_inst, obj, &obj##ref)
#include "hb-wasm-api-list.hh"
#undef nullref
#undef module_inst
#undef HB_WASM_EXEC_ENV
#undef HB_REF2OBJ
#undef HB_OBJ2REF
#endif /* HB_WASM_API_HH */ #endif /* HB_WASM_API_HH */

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@ -31,6 +31,7 @@
#ifdef HAVE_WASM #ifdef HAVE_WASM
#include "hb-wasm-api.hh" #include "hb-wasm-api.hh"
#include "hb-wasm-api-list.hh"
/* /*

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@ -324,7 +324,7 @@ hb_glib_headers = files('hb-glib.h')
hb_graphite2_sources = files('hb-graphite2.cc') hb_graphite2_sources = files('hb-graphite2.cc')
hb_graphite2_headers = files('hb-graphite2.h') hb_graphite2_headers = files('hb-graphite2.h')
hb_wasm_sources = files('hb-wasm-shape.cc') hb_wasm_sources = files('hb-wasm-shape.cc', 'hb-wasm-api.cc')
hb_wasm_headers = files() hb_wasm_headers = files()
# System-dependent sources and headers # System-dependent sources and headers