1

     2

#include <squirrel.h>

     3

#include "stdafx.h"

     4

#include "debug.h"

     5

#include "squirrel.hpp"

     6

#include "squirrel_std.hpp"

     7

#include "core/alloc_func.hpp"

     9

    10

/* abs() is normally defined to myabs(), which we don't want in this file */

    11

#undef abs

    12

    13

SQInteger SquirrelStd::abs(HSQUIRRELVM vm)

    14

{

    15

	SQInteger tmp;

    16

    17

	sq_getinteger(vm, 2, &tmp);

    18

	sq_pushinteger(vm, ::abs(tmp));

    19

	return 1;

    20

}

    21

    42

SQInteger SquirrelStd::require(HSQUIRRELVM vm)

    43

{

    44

	SQInteger top = sq_gettop(vm);

    45

	const SQChar *filename;

    46

	SQChar *real_filename;

    47

    48

	sq_getstring(vm, 2, &filename);

    49

    50

	/* Get the script-name of the current file, so we can work relative from it */

    51

	SQStackInfos si;

    52

	sq_stackinfos(vm, 1, &si);

    53

	if (si.source == NULL) {

    54

		DEBUG(misc, 0, "[squirrel] Couldn't detect the script-name of the 'require'-caller; this should never happen!");

    55

		return SQ_ERROR;

    56

	}

    57

	real_filename = scstrdup(si.source);

    58

	/* Keep the dir, remove the rest */

    59

	SQChar *s = scstrrchr(real_filename, PATHSEPCHAR);

    60

	if (s != NULL) {

    61

		/* Keep the PATHSEPCHAR there, remove the rest */

    62

		*s++;

    63

		*s = '\0';

    64

	}

    65

	/* And now we concat, so we are relative from the current script

    66

	 * First, we have to make sure we have enough space for the full path */

    67

	real_filename = ReallocT(real_filename, scstrlen(real_filename) + scstrlen(filename) + 1);

    68

	scstrcat(real_filename, filename);

    69

    70

	bool ret = Squirrel::LoadScript(vm, FS2OTTD(real_filename));

    71

    72

	/* Reset the top, so the stack stays correct */

    73

	sq_settop(vm, top);

    74

	free(real_filename);

    75

    76

	return ret ? 0: SQ_ERROR;

    77

}

    78

    79

void squirrel_register_global_std(Squirrel *engine)

    80

{

    81

	/* We don't use squirrel_helper here, as we want to register to the global

    82

	 *  scope and not to a class. */

    83

	engine->AddMethod("require", &SquirrelStd::require, 2, "?s");

    84

}

    85

    86

void squirrel_register_std(Squirrel *engine)

    87

{

    88

	/* We don't use squirrel_helper here, as we want to register to the global

    89

	 *  scope and not to a class. */

    93

}