forked from mia/Aegisub
69 lines
2 KiB
C++
69 lines
2 KiB
C++
// Copyright (c) 2014, Thomas Goyne <plorkyeran@aegisub.org>
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//
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// Permission to use, copy, modify, and distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice appear in all copies.
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//
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// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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//
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// Aegisub Project http://www.aegisub.org/
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#include <libaegisub/lua/modules.h>
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#include <libaegisub/lua/script_reader.h>
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#include <libaegisub/lua/utils.h>
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#include <cstdio>
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#include <cstdlib>
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using namespace agi::lua;
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namespace {
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void check(lua_State *L, int status) {
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if (status && !lua_isnil(L, -1)) {
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fprintf(stderr, "%s\n", get_string_or_default(L, -1).c_str());
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exit(status);
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}
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}
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}
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int main(int argc, char **argv) {
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if (argc < 2) {
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fprintf(stderr, "usage: aegisub-lua <script> [args]\n");
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return 1;
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}
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// Init lua state
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lua_State *L = lua_open();
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agi::lua::preload_modules(L);
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Install(L, {"include"});
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// Build arg table for scripts
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lua_createtable(L, argc - 1, 0);
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for (int i = 1; i < argc; ++i) {
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lua_pushstring(L, argv[i]);
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lua_rawseti(L, -2, i - 1);
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}
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lua_setglobal(L, "arg");
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// Stack needs to be error handler -> function -> args
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lua_pushcfunction(L, add_stack_trace);
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try {
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check(L, !LoadFile(L, argv[1]));
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} catch (agi::Exception const& e) {
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fprintf(stderr, "%s\n", e.GetChainedMessage().c_str());
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}
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for (int i = 2; i < argc; ++i)
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lua_pushstring(L, argv[i]);
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int base = lua_gettop(L) - argc + 1;
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check(L, lua_pcall(L, argc - 2, LUA_MULTRET, base));
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}
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