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nixio: Fix accidental closing of file descriptors after dup with two

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parameters resulting in strange behaviour when spawning processes
This commit is contained in:
Steven Barth 2009-07-11 07:01:32 +00:00
parent a29c4ce658
commit 21be73a478
1 changed files with 11 additions and 7 deletions
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18
libs/nixio/src/file.c
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@ -123,14 +123,18 @@ static int nixio_dup(lua_State *L) {
if (stat == -1) {
return nixio__perror(L);
} else {
int *udata = lua_newuserdata(L, sizeof(int));
if (!udata) {
return luaL_error(L, "out of memory");
}
if (newfd == -1) {
int *udata = lua_newuserdata(L, sizeof(int));
if (!udata) {
return luaL_error(L, "out of memory");
}
*udata = stat;
luaL_getmetatable(L, NIXIO_FILE_META);
lua_setmetatable(L, -2);
*udata = stat;
luaL_getmetatable(L, NIXIO_FILE_META);
lua_setmetatable(L, -2);
} else {
lua_pushvalue(L, 2);
}
return 1;
}
}