Files
qse/qse/lib/lsp/print.c
2008-12-21 21:35:07 +00:00

157 lines
3.7 KiB
C

/*
* $Id: print.c 467 2008-12-09 09:55:51Z baconevi $
*
* {License}
*/
#include "lsp.h"
#define OUTPUT_STR(lsp,str) \
do { \
if (lsp->output_func(QSE_LSP_IO_WRITE, lsp->output_arg, (qse_char_t*)str, qse_strlen(str)) == -1) { \
qse_lsp_seterror (lsp, QSE_LSP_EOUTPUT, QSE_NULL, 0); \
return -1; \
} \
} while (0)
#define OUTPUT_STRX(lsp,str,len) \
do { \
if (lsp->output_func(QSE_LSP_IO_WRITE, lsp->output_arg, (qse_char_t*)str, len) == -1) { \
qse_lsp_seterror (lsp, QSE_LSP_EOUTPUT, QSE_NULL, 0); \
return -1; \
} \
} while (0)
static int __print (qse_lsp_t* lsp, const qse_lsp_obj_t* obj, qse_bool_t prt_cons_par)
{
qse_char_t buf[256];
if (lsp->output_func == QSE_NULL)
{
qse_lsp_seterror (lsp, QSE_LSP_ENOOUTP, QSE_NULL, 0);
return -1;
}
switch (QSE_LSP_TYPE(obj))
{
case QSE_LSP_OBJ_NIL:
OUTPUT_STR (lsp, QSE_T("nil"));
break;
case QSE_LSP_OBJ_TRUE:
OUTPUT_STR (lsp, QSE_T("t"));
break;
case QSE_LSP_OBJ_INT:
#if QSE_SIZEOF_LONG_LONG > 0
lsp->prmfns.misc.sprintf (
lsp->prmfns.misc.data,
buf, QSE_COUNTOF(buf),
QSE_T("%lld"), (long long)QSE_LSP_IVAL(obj));
#elif QSE_SIZEOF___INT64 > 0
lsp->prmfns.misc.sprintf (
lsp->prmfns.misc.data,
buf, QSE_COUNTOF(buf),
QSE_T("%I64d"), (__int64)QSE_LSP_IVAL(obj));
#elif QSE_SIZEOF_LONG > 0
lsp->prmfns.misc.sprintf (
lsp->prmfns.misc.data,
buf, QSE_COUNTOF(buf),
QSE_T("%ld"), (long)QSE_LSP_IVAL(obj));
#elif QSE_SIZEOF_INT > 0
lsp->prmfns.misc.sprintf (
lsp->prmfns.misc.data,
buf, QSE_COUNTOF(buf),
QSE_T("%d"), (int)QSE_LSP_IVAL(obj));
#else
#error unsupported size
#endif
OUTPUT_STR (lsp, buf);
break;
case QSE_LSP_OBJ_REAL:
lsp->prmfns.misc.sprintf (
lsp->prmfns.misc.data,
buf, QSE_COUNTOF(buf),
QSE_T("%Lf"),
#ifdef __MINGW32__
(double)QSE_LSP_RVAL(obj)
#else
(long double)QSE_LSP_RVAL(obj)
#endif
);
OUTPUT_STR (lsp, buf);
break;
case QSE_LSP_OBJ_SYM:
OUTPUT_STRX (lsp, QSE_LSP_SYMPTR(obj), QSE_LSP_SYMLEN(obj));
break;
case QSE_LSP_OBJ_STR:
OUTPUT_STR (lsp, QSE_T("\""));
/* TODO: deescaping */
OUTPUT_STRX (lsp, QSE_LSP_STRPTR(obj), QSE_LSP_STRLEN(obj));
OUTPUT_STR (lsp, QSE_T("\""));
break;
case QSE_LSP_OBJ_CONS:
{
const qse_lsp_obj_t* p = obj;
if (prt_cons_par) OUTPUT_STR (lsp, QSE_T("("));
do
{
qse_lsp_print (lsp, QSE_LSP_CAR(p));
p = QSE_LSP_CDR(p);
if (p != lsp->mem->nil)
{
OUTPUT_STR (lsp, QSE_T(" "));
if (QSE_LSP_TYPE(p) != QSE_LSP_OBJ_CONS)
{
OUTPUT_STR (lsp, QSE_T(". "));
qse_lsp_print (lsp, p);
}
}
}
while (p != lsp->mem->nil && QSE_LSP_TYPE(p) == QSE_LSP_OBJ_CONS);
if (prt_cons_par) OUTPUT_STR (lsp, QSE_T(")"));
break;
}
case QSE_LSP_OBJ_FUNC:
/*OUTPUT_STR (lsp, QSE_T("func"));*/
OUTPUT_STR (lsp, QSE_T("(lambda "));
if (__print (lsp, QSE_LSP_FFORMAL(obj), QSE_TRUE) == -1) return -1;
OUTPUT_STR (lsp, QSE_T(" "));
if (__print (lsp, QSE_LSP_FBODY(obj), QSE_FALSE) == -1) return -1;
OUTPUT_STR (lsp, QSE_T(")"));
break;
case QSE_LSP_OBJ_MACRO:
OUTPUT_STR (lsp, QSE_T("(macro "));
if (__print (lsp, QSE_LSP_FFORMAL(obj), QSE_TRUE) == -1) return -1;
OUTPUT_STR (lsp, QSE_T(" "));
if (__print (lsp, QSE_LSP_FBODY(obj), QSE_FALSE) == -1) return -1;
OUTPUT_STR (lsp, QSE_T(")"));
break;
case QSE_LSP_OBJ_PRIM:
OUTPUT_STR (lsp, QSE_T("prim"));
break;
default:
lsp->prmfns.misc.sprintf (
lsp->prmfns.misc.data,
buf, QSE_COUNTOF(buf),
QSE_T("unknown object type: %d"), QSE_LSP_TYPE(obj));
OUTPUT_STR (lsp, buf);
}
return 0;
}
int qse_lsp_print (qse_lsp_t* lsp, const qse_lsp_obj_t* obj)
{
return __print (lsp, obj, QSE_TRUE);
}