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added QSE_AWK_MODERN

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This commit is contained in:
hyung-hwan 2012-10-31 09:43:56 +00:00
parent a3af4c3eed
commit 65c324d373
5 changed files with 67 additions and 28 deletions
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26
qse/cmd/awk/awk.c
View File

@ -94,6 +94,8 @@ struct arg_t
qse_cmgr_t* script_cmgr;
qse_cmgr_t* console_cmgr;
unsigned int modern: 1;
unsigned int classic: 1;
int opton;
int optoff;
qse_ulong_t memlimit;
@ -380,7 +382,7 @@ struct opttab_t
} opttab[] =
{
{ QSE_T("implicit"), QSE_AWK_IMPLICIT, QSE_T("allow undeclared variables") },
{ QSE_T("explicit"), QSE_AWK_EXPLICIT, QSE_T("allow declared variables(local,global)") },
{ QSE_T("explicit"), QSE_AWK_EXPLICIT, QSE_T("enable local,global for variable declaration") },
{ QSE_T("extrakws"), QSE_AWK_EXTRAKWS, QSE_T("enable abort,reset,nextofile,OFILENAME,@include") },
{ QSE_T("rio"), QSE_AWK_RIO, QSE_T("enable builtin I/O including getline & print") },
{ QSE_T("rwpipe"), QSE_AWK_RWPIPE, QSE_T("allow a dual-directional pipe") },
@ -426,6 +428,8 @@ static void print_usage (QSE_FILE* out, const qse_char_t* argv0)
qse_fprintf (out, QSE_T(" --script-encoding string specify script file encoding name\n"));
qse_fprintf (out, QSE_T(" --console-encoding string specify console encoding name\n"));
#endif
qse_fprintf (out, QSE_T(" --modern run in the modern mode(default)\n"));
qse_fprintf (out, QSE_T(" --classic run in the classic mode\n"));
for (j = 0; opttab[j].name; j++)
{
@ -519,6 +523,7 @@ static int comparg (int argc, qse_char_t* argv[], struct arg_t* arg)
{
static qse_opt_lng_t lng[] =
{
{ QSE_T(":implicit"), QSE_T('\0') },
{ QSE_T(":explicit"), QSE_T('\0') },
{ QSE_T(":extrakws"), QSE_T('\0') },
@ -546,6 +551,9 @@ static int comparg (int argc, qse_char_t* argv[], struct arg_t* arg)
{ QSE_T(":script-encoding"), QSE_T('\0') },
{ QSE_T(":console-encoding"), QSE_T('\0') },
{ QSE_T("modern"), QSE_T('\0') },
{ QSE_T("classic"), QSE_T('\0') },
{ QSE_T("version"), QSE_T('\0') },
{ QSE_T("help"), QSE_T('h') },
{ QSE_NULL, QSE_T('\0') }
@ -727,7 +735,16 @@ static int comparg (int argc, qse_char_t* argv[], struct arg_t* arg)
goto oops;
}
}
else if (qse_strcmp(opt.lngopt, QSE_T("modern")) == 0)
{
arg->modern = 1;
}
else if (qse_strcmp(opt.lngopt, QSE_T("classic")) == 0)
{
arg->classic = 1;
}
else
{
for (i = 0; opttab[i].name; i++)
{
if (qse_strcmp (opt.lngopt, opttab[i].name) == 0)
@ -746,6 +763,7 @@ static int comparg (int argc, qse_char_t* argv[], struct arg_t* arg)
}
}
}
break;
}
@ -1010,7 +1028,9 @@ static int awk_main (int argc, qse_char_t* argv[])
goto oops;
}
qse_awk_getopt (awk, QSE_AWK_TRAIT, &i);
if (arg.modern) i = QSE_AWK_MODERN;
else if (arg.classic) i = QSE_AWK_CLASSIC;
else qse_awk_getopt (awk, QSE_AWK_TRAIT, &i);
if (arg.opton) i |= arg.opton;
if (arg.optoff) i &= ~arg.optoff;
qse_awk_setopt (awk, QSE_AWK_TRAIT, &i);

11
qse/include/qse/awk/awk.h
View File

@ -1021,11 +1021,6 @@ enum qse_awk_trait_t
*/
QSE_AWK_STRICTNAMING = (1 << 15),
/**
* supports file inclusion by enabling a keyword 'include'
*/
QSE_AWK_INCLUDE = (1 << 16),
/**
* makes AWK more fault-tolerant.
* - prevents termination due to print and printf failure.
@ -1046,7 +1041,11 @@ enum qse_awk_trait_t
QSE_AWK_CLASSIC =
QSE_AWK_IMPLICIT | QSE_AWK_RIO |
QSE_AWK_NEWLINE | QSE_AWK_BLANKCONCAT | QSE_AWK_PABLOCK |
QSE_AWK_STRIPSTRSPC | QSE_AWK_STRICTNAMING
QSE_AWK_STRIPSTRSPC | QSE_AWK_STRICTNAMING,
QSE_AWK_MODERN =
QSE_AWK_CLASSIC | QSE_AWK_EXTRAKWS | QSE_AWK_MAPTOVAR |
QSE_AWK_RWPIPE | QSE_AWK_REXBOUND | QSE_AWK_TOLERANT
};
/* ------------------------------------------------------------------------ */

2
qse/lib/awk/awk.c
View File

@ -209,7 +209,7 @@ qse_awk_t* qse_awk_open (qse_mmgr_t* mmgr, qse_size_t xtnsize, qse_awk_prm_t* pr
qse_lda_setscale (awk->parse.params, QSE_SIZEOF(qse_char_t));
qse_lda_setcopier (awk->parse.params, QSE_LDA_COPIER_INLINE);
awk->opt.trait = QSE_AWK_CLASSIC;
awk->opt.trait = QSE_AWK_MODERN;
#if defined(__OS2__) || defined(_WIN32) || defined(__DOS__)
awk->opt.trait |= QSE_AWK_CRLF;
#endif

14
qse/lib/awk/parse.c
View File

@ -5206,6 +5206,7 @@ static qse_awk_nde_t* parse_fncall (
qse_awk_loc_t eloc;
head = curr = QSE_NULL;
call = QSE_NULL;
nargs = 0;
if (noarg) goto make_node;
@ -5277,6 +5278,17 @@ make_node:
call->args = head;
call->nargs = nargs;
if (nargs > call->u.fnc.arg.max)
{
SETERR_LOC (awk, QSE_AWK_EARGTM, xloc);
goto oops;
}
else if (nargs < call->u.fnc.arg.min)
{
SETERR_LOC (awk, QSE_AWK_EARGTF, xloc);
goto oops;
}
}
else
{
@ -5293,7 +5305,6 @@ make_node:
awk->parse.funs, name->ptr, name->len, call, 0) == QSE_NULL)
{
SETERR_LOC (awk, QSE_AWK_ENOMEM, xloc);
QSE_AWK_FREE (awk, call);
goto oops;
}
}
@ -5301,6 +5312,7 @@ make_node:
return (qse_awk_nde_t*)call;
oops:
if (call) QSE_AWK_FREE (awk, call);
if (head) qse_awk_clrpt (awk, head);
return QSE_NULL;
}

10
qse/lib/awk/run.c
View File

@ -5512,9 +5512,16 @@ static qse_awk_val_t* eval_cnd (qse_awk_rtx_t* run, qse_awk_nde_t* nde)
static qse_awk_val_t* eval_fnc (qse_awk_rtx_t* run, qse_awk_nde_t* nde)
{
/* intrinsic function */
qse_awk_nde_fncall_t* call = (qse_awk_nde_fncall_t*)nde;
/* intrinsic function */
/* the parser must make sure taht the number of arguments
* is proper */
QSE_ASSERT (call->nargs >= call->u.fnc.arg.min &&
call->nargs <= call->u.fnc.arg.max);
#if 0
if (call->nargs < call->u.fnc.arg.min)
{
SETERR_LOC (run, QSE_AWK_EARGTF, &nde->loc);
@ -5526,6 +5533,7 @@ static qse_awk_val_t* eval_fnc (qse_awk_rtx_t* run, qse_awk_nde_t* nde)
SETERR_LOC (run, QSE_AWK_EARGTM, &nde->loc);
return QSE_NULL;
}
#endif
return eval_call (run, nde, call->u.fnc.arg.spec, QSE_NULL, QSE_NULL, QSE_NULL);
}