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Extract some common helper methods to auto4_lua_utils.h

This commit is contained in:
Thomas Goyne 2012-11-26 10:46:03 -08:00
parent e5c25fa066
commit 44188267d6
6 changed files with 134 additions and 169 deletions
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1
aegisub/build/Aegisub/Aegisub.vcxproj
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@ -134,6 +134,7 @@
<ClInclude Include="$(SrcDir)auto4_lua.h" />
<ClInclude Include="$(SrcDir)auto4_lua_factory.h" />
<ClInclude Include="$(SrcDir)auto4_lua_scriptreader.h" />
<ClInclude Include="$(SrcDir)auto4_lua_utils.h" />
<ClInclude Include="$(SrcDir)avisynth.h" />
<ClInclude Include="$(SrcDir)avisynth_wrap.h" />
<ClInclude Include="$(SrcDir)base_grid.h" />

3
aegisub/build/Aegisub/Aegisub.vcxproj.filters
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@ -687,6 +687,9 @@
<ClInclude Include="$(SrcDir)subs_controller.h">
<Filter>ASS</Filter>
</ClInclude>
<ClInclude Include="$(SrcDir)auto4_lua_utils.h">
<Filter>Automation\Lua</Filter>
</ClInclude>
</ItemGroup>
<ItemGroup>
<ClCompile Include="$(SrcDir)ass_dialogue.cpp">

115
aegisub/src/auto4_lua.cpp
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@ -38,6 +38,7 @@
#include "auto4_lua.h"
#include "auto4_lua_utils.h"
#include "ass_dialogue.h"
#include "ass_file.h"
#include "ass_style.h"
@ -53,8 +54,6 @@
#include "utils.h"
#include <libaegisub/access.h>
#include <libaegisub/fs.h>
#include <libaegisub/log.h>
#include <libaegisub/path.h>
#include <libaegisub/scoped_ptr.h>
@ -75,78 +74,7 @@
#include <wx/regex.h>
#include <wx/window.h>
// This must be below the headers above.
#ifdef __WINDOWS__
#include "../../contrib/lua51/src/lualib.h"
#include "../../contrib/lua51/src/lauxlib.h"
#else
#include <lua.hpp>
#endif
namespace {
inline void push_value(lua_State *L, lua_CFunction fn) {
lua_pushcfunction(L, fn);
}
inline void push_value(lua_State *L, int n) {
lua_pushinteger(L, n);
}
inline void push_value(lua_State *L, void *p) {
lua_pushlightuserdata(L, p);
}
inline void push_value(lua_State *L, agi::fs::path const& p) {
lua_pushstring(L, p.string().c_str());
}
inline void push_value(lua_State *L, wxString const& s) {
lua_pushstring(L, s.utf8_str());
}
inline void push_value(lua_State *L, std::string const& s) {
lua_pushstring(L, s.c_str());
}
inline void push_value(lua_State *L, const char *s) {
lua_pushstring(L, s);
}
template<class T>
inline void set_field(lua_State *L, const char *name, T value)
{
push_value(L, value);
lua_setfield(L, -2, name);
}
inline wxString get_wxstring(lua_State *L, int idx)
{
return wxString::FromUTF8(lua_tostring(L, idx));
}
inline wxString check_wxstring(lua_State *L, int idx)
{
return wxString::FromUTF8(luaL_checkstring(L, idx));
}
std::string get_string_or_default(lua_State *L, int idx)
{
const char *str = lua_tostring(L, idx);
if (!str)
str = "<not a string>";
return str;
}
std::string get_global_string(lua_State *L, const char *name)
{
lua_getglobal(L, name);
std::string ret;
if (lua_isstring(L, -1))
ret = lua_tostring(L, -1);
lua_pop(L, 1);
return ret;
}
void set_context(lua_State *L, const agi::Context *c)
{
// Explicit cast is needed to discard the const
@ -345,47 +273,6 @@ namespace {
}
}
// LuaStackcheck
#ifdef _DEBUG
struct LuaStackcheck {
lua_State *L;
int startstack;
void check_stack(int additional)
{
int top = lua_gettop(L);
if (top - additional != startstack) {
LOG_D("automation/lua") << "lua stack size mismatch.";
dump();
assert(top - additional == startstack);
}
}
void dump()
{
int top = lua_gettop(L);
LOG_D("automation/lua/stackdump") << "--- dumping lua stack...";
for (int i = top; i > 0; i--) {
lua_pushvalue(L, i);
std::string type(lua_typename(L, lua_type(L, -1)));
if (lua_isstring(L, i)) {
LOG_D("automation/lua/stackdump") << type << ": " << lua_tostring(L, -1);
} else {
LOG_D("automation/lua/stackdump") << type;
}
lua_pop(L, 1);
}
LOG_D("automation/lua") << "--- end dump";
}
LuaStackcheck(lua_State *L) : L(L) { startstack = lua_gettop(L); }
~LuaStackcheck() { check_stack(0); }
};
#else
struct LuaStackcheck {
void check_stack(int) { }
void dump() { }
LuaStackcheck(lua_State*) { }
};
#endif
namespace Automation4 {
// LuaScript
LuaScript::LuaScript(agi::fs::path const& filename)

43
aegisub/src/auto4_lua_assfile.cpp
View File

@ -37,6 +37,7 @@
#ifdef WITH_AUTO4_LUA
#include "auto4_lua.h"
#include "auto4_lua_utils.h"
#include "ass_dialogue.h"
#include "ass_info.h"
#include "ass_file.h"
@ -45,7 +46,6 @@
#include "utils.h"
#include <libaegisub/exception.h>
#include <libaegisub/log.h>
#include <libaegisub/scoped_ptr.h>
#include <algorithm>
@ -54,48 +54,7 @@
#include <boost/range/algorithm_ext.hpp>
#include <cassert>
// This must be below the headers above.
#ifdef __WINDOWS__
#include "../../contrib/lua51/src/lualib.h"
#include "../../contrib/lua51/src/lauxlib.h"
#else
#include <lua.hpp>
#endif
namespace {
void push_value(lua_State *L, std::string const& value) {
lua_pushstring(L, value.c_str());
}
void push_value(lua_State *L, const char *value) {
lua_pushstring(L, value);
}
// Userdata object must be just above the target table
void push_value(lua_State *L, lua_CFunction value) {
assert(lua_type(L, -2) == LUA_TUSERDATA);
lua_pushvalue(L, -2);
lua_pushcclosure(L, value, 1);
}
void push_value(lua_State *L, bool value) {
lua_pushboolean(L, value);
}
void push_value(lua_State *L, double value) {
lua_pushnumber(L, value);
}
void push_value(lua_State *L, int value) {
lua_pushinteger(L, value);
}
template<typename T>
void set_field(lua_State *L, const char *name, T value) {
push_value(L, value);
lua_setfield(L, -2, name);
}
DEFINE_SIMPLE_EXCEPTION_NOINNER(BadField, Automation4::MacroRunError, "automation/macro/bad_field")
BadField bad_field(const char *expected_type, const char *name, const char *line_clasee)
{

15
aegisub/src/auto4_lua_progresssink.cpp
View File

@ -35,17 +35,11 @@
#include "config.h"
#ifdef WITH_AUTO4_LUA
#include "auto4_lua.h"
#include <wx/filedlg.h>
#include "auto4_lua_utils.h"
#ifdef __WINDOWS__
#include "../../contrib/lua51/src/lua.h"
#include "../../contrib/lua51/src/lauxlib.h"
#else
#include <lua.hpp>
#endif
#include <wx/filedlg.h>
namespace {
void set_field_to_closure(lua_State *L, const char *name, lua_CFunction fn, int ps_idx = -3)
@ -60,11 +54,6 @@ namespace {
lua_pushnil(L);
lua_setfield(L, idx, name);
}
inline wxString check_wxstring(lua_State *L, int idx)
{
return wxString::FromUTF8(luaL_checkstring(L, idx));
}
}
namespace Automation4 {

126
aegisub/src/auto4_lua_utils.h Normal file
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@ -0,0 +1,126 @@
// Copyright (c) 2012, Thomas Goyne <plorkyeran@aegisub.org>
//
// Permission to use, copy, modify, and distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
//
// Aegisub Project http://www.aegisub.org/
#include <libaegisub/log.h>
#ifdef __WINDOWS__
#include "../../contrib/lua51/src/lualib.h"
#include "../../contrib/lua51/src/lauxlib.h"
#else
#include <lua.hpp>
#endif
#include <libaegisub/fs.h>
#include <string>
#include <wx/string.h>
inline void push_value(lua_State *L, bool value) { lua_pushboolean(L, value); }
inline void push_value(lua_State *L, const char *value) { lua_pushstring(L, value); }
inline void push_value(lua_State *L, double value) { lua_pushnumber(L, value); }
inline void push_value(lua_State *L, int value) { lua_pushinteger(L, value); }
inline void push_value(lua_State *L, size_t value) { lua_pushinteger(L, value); }
inline void push_value(lua_State *L, void *p) { lua_pushlightuserdata(L, p); }
inline void push_value(lua_State *L, wxString const& value) {
lua_pushstring(L, value.utf8_str());
}
inline void push_value(lua_State *L, agi::fs::path const& value) {
lua_pushstring(L, value.string().c_str());
}
inline void push_value(lua_State *L, std::string const& value) {
lua_pushstring(L, value.c_str());
}
inline void push_value(lua_State *L, lua_CFunction value) {
if (lua_type(L, -2) == LUA_TUSERDATA) {
lua_pushvalue(L, -2);
lua_pushcclosure(L, value, 1);
}
else
lua_pushcclosure(L, value, 0);
}
template<typename T>
inline void set_field(lua_State *L, const char *name, T value) {
push_value(L, value);
lua_setfield(L, -2, name);
}
inline wxString get_wxstring(lua_State *L, int idx) {
return wxString::FromUTF8(lua_tostring(L, idx));
}
inline wxString check_wxstring(lua_State *L, int idx) {
return wxString::FromUTF8(luaL_checkstring(L, idx));
}
inline std::string get_string_or_default(lua_State *L, int idx) {
const char *str = lua_tostring(L, idx);
if (!str)
str = "<not a string>";
return str;
}
inline std::string get_global_string(lua_State *L, const char *name) {
lua_getglobal(L, name);
std::string ret;
if (lua_isstring(L, -1))
ret = lua_tostring(L, -1);
lua_pop(L, 1);
return ret;
}
#ifdef _DEBUG
struct LuaStackcheck {
lua_State *L;
int startstack;
void check_stack(int additional) {
int top = lua_gettop(L);
if (top - additional != startstack) {
LOG_D("automation/lua") << "lua stack size mismatch.";
dump();
assert(top - additional == startstack);
}
}
void dump() {
int top = lua_gettop(L);
LOG_D("automation/lua/stackdump") << "--- dumping lua stack...";
for (int i = top; i > 0; i--) {
lua_pushvalue(L, i);
std::string type(lua_typename(L, lua_type(L, -1)));
if (lua_isstring(L, i))
LOG_D("automation/lua/stackdump") << type << ": " << lua_tostring(L, -1);
else
LOG_D("automation/lua/stackdump") << type;
lua_pop(L, 1);
}
LOG_D("automation/lua") << "--- end dump";
}
LuaStackcheck(lua_State *L) : L(L), startstack(lua_gettop(L)) { }
~LuaStackcheck() { check_stack(0); }
};
#else
struct LuaStackcheck {
void check_stack(int) { }
void dump() { }
LuaStackcheck(lua_State*) { }
};
#endif