mirrors/prosody
1
0
Fork 0
mirror of https://github.com/bjc/prosody.git synced 2025-04-03 21:27:38 +03:00
Code Issues Projects Releases Packages Wiki Activity Actions

windows.c: Return nil,err from functions instead of throwing errors.

Browse source
This commit is contained in:
Waqas Hussain 2011-01-29 04:40:43 +05:00
parent 215af9f197
commit 30be4fa585
1 changed files with 14 additions and 12 deletions
Download patch file Download diff file Expand all files Collapse all files

26
util-src/windows.c
View file

@ -38,15 +38,16 @@ static int Lget_nameservers(lua_State *L) {
}
return 1;
} else {
luaL_error(L, "DnsQueryConfig returned %d", status);
return 0; // unreachable, but prevents a compiler warning
lua_pushnil(L);
lua_pushfstring(L, "DnsQueryConfig returned %d", status);
return 2;
}
}
static void lassert(lua_State *L, BOOL test, char* string) {
if (!test) {
luaL_error(L, "%s: %d", string, GetLastError());
}
static int lerror(lua_State *L, char* string) {
lua_pushnil(L);
lua_pushfstring(L, "%s: %d", string, GetLastError());
return 2;
}
static int Lget_consolecolor(lua_State *L) {
@ -55,9 +56,9 @@ static int Lget_consolecolor(lua_State *L) {
CONSOLE_SCREEN_BUFFER_INFO info;
lassert(L, console != INVALID_HANDLE_VALUE, "GetStdHandle");
lassert(L, GetConsoleScreenBufferInfo(console, &info), "GetConsoleScreenBufferInfo");
lassert(L, ReadConsoleOutputAttribute(console, &color, sizeof(WORD), info.dwCursorPosition, &read_len), "ReadConsoleOutputAttribute");
if (console == INVALID_HANDLE_VALUE) return lerror(L, "GetStdHandle");
if (!GetConsoleScreenBufferInfo(console, &info)) return lerror(L, "GetConsoleScreenBufferInfo");
if (!ReadConsoleOutputAttribute(console, &color, sizeof(WORD), info.dwCursorPosition, &read_len)) return lerror(L, "ReadConsoleOutputAttribute");
lua_pushnumber(L, color);
return 1;
@ -65,9 +66,10 @@ static int Lget_consolecolor(lua_State *L) {
static int Lset_consolecolor(lua_State *L) {
int color = luaL_checkint(L, 1);
HWND console = GetStdHandle(STD_OUTPUT_HANDLE);
lassert(L, console != INVALID_HANDLE_VALUE, "GetStdHandle");
lassert(L, SetConsoleTextAttribute(console, color), "SetConsoleTextAttribute");
return 0;
if (console == INVALID_HANDLE_VALUE) return lerror(L, "GetStdHandle");
if (!SetConsoleTextAttribute(console, color)) return lerror(L, "SetConsoleTextAttribute");
lua_pushboolean(L, 1);
return 1;
}
static const luaL_Reg Reg[] =