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New approach to console redirection.

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--HG--
branch : win-console
This commit is contained in:
Boolsheet
2012-06-01 23:03:20 +02:00
parent dd04074d62
commit 5139ca8e56
1 changed files with 18 additions and 29 deletions
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src/love.cpp
+18 -29
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@@ -126,7 +126,7 @@ extern "C" LOVE_EXPORT int luaopen_love(lua_State * L)
}
lua_setfield(L, -2, "_version_compat");
#ifdef LOVE_WINDOWS
lua_pushstring(L, "Windows");
#elif defined(LOVE_MACOSX)
@@ -195,17 +195,15 @@ void get_utf8_arguments(int & argc, char **& argv)
int w__openConsole(lua_State * L)
{
static bool is_open = false;
if (is_open)
return 0;
is_open = true;
static const int MAX_CONSOLE_LINES = 5000;
long std_handle;
int console_handle;
if (GetConsoleWindow() != NULL || AllocConsole() == 0)
return 0;
const int MAX_CONSOLE_LINES = 5000;
CONSOLE_SCREEN_BUFFER_INFO console_info;
FILE *fp;
AllocConsole();
// Set size.
GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &console_info);
@@ -214,31 +212,22 @@ int w__openConsole(lua_State * L)
SetConsoleTitle(TEXT("LOVE Console"));
FILE * fp;
// Redirect stdout.
std_handle = (long)GetStdHandle(STD_OUTPUT_HANDLE);
console_handle = _open_osfhandle(std_handle, _O_TEXT);
fp = _fdopen(console_handle, "w");
*stdout = *fp;
setvbuf(stdout, NULL, _IONBF, 0);
fp = freopen("CONOUT$", "w", stdout);
if (L && fp == NULL)
luaL_error(L, "Console redirection of stdout failed.");
// Redirect stdin.
std_handle = (long)GetStdHandle(STD_INPUT_HANDLE);
console_handle = _open_osfhandle(std_handle, _O_TEXT);
fp = _fdopen(console_handle, "r");
*stdin = *fp;
setvbuf(stdin, NULL, _IONBF, 0);
fp = freopen("CONIN$", "r", stdin);
if (L && fp == NULL)
luaL_error(L, "Console redirection of stdin failed.");
// Redirect stderr.
std_handle = (long)GetStdHandle(STD_ERROR_HANDLE);
console_handle = _open_osfhandle(std_handle, _O_TEXT);
fp = _fdopen(console_handle, "w");
*stderr = *fp;
setvbuf(stderr, NULL, _IONBF, 0);
// Sync std::cout, std::cerr, etc.
std::ios::sync_with_stdio();
is_open = true;
fp = freopen("CONOUT$", "w", stderr);
if (L && fp == NULL)
luaL_error(L, "Console redirection of stderr failed.");
return 0;
}
@@ -354,7 +343,7 @@ extern "C" LOVE_EXPORT int lovemain(int argc, char ** argv)
// Boot
luaopen_love_boot(L);
lua_call(L, 0, 1);
int retval = 0;
if (lua_isnumber(L, 1))
retval = (int) lua_tonumber(L, 1);