60 lines
1.7 KiB
C++
60 lines
1.7 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsDbusmenu.h"
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#include "prlink.h"
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#include "mozilla/ArrayUtils.h"
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#define FUNC(name, type, params) \
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nsDbusmenuFunctions::_##name##_fn nsDbusmenuFunctions::s_##name;
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DBUSMENU_GLIB_FUNCTIONS
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DBUSMENU_GTK_FUNCTIONS
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#undef FUNC
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static PRLibrary *gDbusmenuGlib = nullptr;
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static PRLibrary *gDbusmenuGtk = nullptr;
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typedef void (*nsDbusmenuFunc)();
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struct nsDbusmenuDynamicFunction {
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const char *functionName;
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nsDbusmenuFunc *function;
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};
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/* static */ nsresult
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nsDbusmenuFunctions::Init() {
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#define FUNC(name, type, params) \
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{ #name, (nsDbusmenuFunc *)&nsDbusmenuFunctions::s_##name },
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static const nsDbusmenuDynamicFunction kDbusmenuGlibSymbols[] = {
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DBUSMENU_GLIB_FUNCTIONS
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};
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static const nsDbusmenuDynamicFunction kDbusmenuGtkSymbols[] = {
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DBUSMENU_GTK_FUNCTIONS
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};
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#define LOAD_LIBRARY(symbol, name) \
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if (!g##symbol) { \
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g##symbol = PR_LoadLibrary(name); \
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if (!g##symbol) { \
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return NS_ERROR_FAILURE; \
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} \
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} \
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for (uint32_t i = 0; i < mozilla::ArrayLength(k##symbol##Symbols); ++i) { \
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*k##symbol##Symbols[i].function = \
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PR_FindFunctionSymbol(g##symbol, k##symbol##Symbols[i].functionName); \
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if (!*k##symbol##Symbols[i].function) { \
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return NS_ERROR_FAILURE; \
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} \
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}
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LOAD_LIBRARY(DbusmenuGlib, "libdbusmenu-glib.so.4")
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#if (MOZ_WIDGET_GTK == 3)
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LOAD_LIBRARY(DbusmenuGtk, "libdbusmenu-gtk3.so.4")
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#else
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LOAD_LIBRARY(DbusmenuGtk, "libdbusmenu-gtk.so.4")
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#endif
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#undef LOAD_LIBRARY
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return NS_OK;
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}
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