/*
 * CDDL HEADER START
 *
 * This file and its contents are supplied under the terms of the
 * Common Development and Distribution License ("CDDL"), version 1.0.
 * You may only use this file in accordance with the terms of version
 * 1.0 of the CDDL.
 *
 * A full copy of the text of the CDDL should have accompanied this
 * source.  A copy of the CDDL is also available via the Internet at
 * http://www.illumos.org/license/CDDL.
 *
 * CDDL HEADER END
 */

/*
 * Copyright (c) 2016, 2017 by Delphix. All rights reserved.
 */

#include <sys/zcp_global.h>

#include "lua.h"
#include "lauxlib.h"

typedef struct zcp_errno_global {
        const char *zeg_name;
        int zeg_errno;
} zcp_errno_global_t;

static const zcp_errno_global_t errno_globals[] = {
        {"EPERM", EPERM},
        {"ENOENT", ENOENT},
        {"ESRCH", ESRCH},
        {"EINTR", EINTR},
        {"EIO", EIO},
        {"ENXIO", ENXIO},
        {"E2BIG", E2BIG},
        {"ENOEXEC", ENOEXEC},
        {"EBADF", EBADF},
        {"ECHILD", ECHILD},
        {"EAGAIN", EAGAIN},
        {"ENOMEM", ENOMEM},
        {"EACCES", EACCES},
        {"EFAULT", EFAULT},
        {"ENOTBLK", ENOTBLK},
        {"EBUSY", EBUSY},
        {"EEXIST", EEXIST},
        {"EXDEV", EXDEV},
        {"ENODEV", ENODEV},
        {"ENOTDIR", ENOTDIR},
        {"EISDIR", EISDIR},
        {"EINVAL", EINVAL},
        {"ENFILE", ENFILE},
        {"EMFILE", EMFILE},
        {"ENOTTY", ENOTTY},
        {"ETXTBSY", ETXTBSY},
        {"EFBIG", EFBIG},
        {"ENOSPC", ENOSPC},
        {"ESPIPE", ESPIPE},
        {"EROFS", EROFS},
        {"EMLINK", EMLINK},
        {"EPIPE", EPIPE},
        {"EDOM", EDOM},
        {"ERANGE", ERANGE},
        {"EDEADLK", EDEADLK},
        {"ENOLCK", ENOLCK},
        {"ECANCELED", ECANCELED},
        {"ENOTSUP", ENOTSUP},
        {"EDQUOT", EDQUOT},
        {"ENAMETOOLONG", ENAMETOOLONG},
        {NULL, 0}
};

static void
zcp_load_errno_globals(lua_State *state)
{
        const zcp_errno_global_t *global = errno_globals;
        while (global->zeg_name != NULL) {
                lua_pushnumber(state, (lua_Number)global->zeg_errno);
                lua_setglobal(state, global->zeg_name);
                global++;
        }
}

void
zcp_load_globals(lua_State *state)
{
        zcp_load_errno_globals(state);
}