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hyung-hwan 2006-08-24 03:30:32 +00:00
parent d2f5ee9b36
commit 503a24f5c1
5 changed files with 84 additions and 23 deletions
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5
ase/awk/awk.h
View File

@ -1,5 +1,5 @@
/*
* $Id: awk.h,v 1.100 2006-08-23 15:41:45 bacon Exp $
* $Id: awk.h,v 1.101 2006-08-24 03:30:06 bacon Exp $
*/
#ifndef _XP_AWK_AWK_H_
@ -293,9 +293,10 @@ int xp_awk_getrunerrnum (xp_awk_t* awk, void* run, int* errnum);
/* functions to access internal stack structure */
xp_size_t xp_awk_getnargs (void* run);
xp_awk_val_t* xp_awk_getarg (void* run, xp_size_t idx);
void xp_awk_setretval (void* run, xp_awk_val_t* val);
xp_awk_val_t* xp_awk_getglobal (void* run, xp_size_t idx);
void xp_awk_setglobal (void* run, xp_size_t idx, xp_awk_val_t* val);
void xp_awk_seterrnum (void* run, int errnum);
void xp_awk_setretval (void* run, xp_awk_val_t* val);
/* utility functions exported by awk.h */
xp_long_t xp_awk_strtolong (

72
ase/awk/extio.c
View File

@ -1,5 +1,5 @@
/*
* $Id: extio.c,v 1.31 2006-08-23 15:45:11 bacon Exp $
* $Id: extio.c,v 1.32 2006-08-24 03:30:07 bacon Exp $
*/
#include <xp/awk/awk_i.h>
@ -88,7 +88,10 @@ int xp_awk_readextio (
{
xp_awk_extio_t* p = run->extio.chain;
xp_awk_io_t handler;
int extio_type, extio_mode, extio_mask, n;
int extio_type, extio_mode, extio_mask, n, ret;
xp_awk_val_t* rs;
xp_char_t* rs_ptr;
xp_size_t rs_len;
xp_assert (in_type >= 0 && in_type <= xp_countof(__in_type_map));
xp_assert (in_type >= 0 && in_type <= xp_countof(__in_mode_map));
@ -168,9 +171,37 @@ int xp_awk_readextio (
if (n == 0) return 0;
}
/* read a line */
/* ready to read a line */
xp_str_clear (buf);
/* get the record separator */
rs = xp_awk_getglobal (run, XP_AWK_GLOBAL_RS);
xp_awk_refupval (rs);
if (rs->type == XP_AWK_VAL_NIL)
{
rs_ptr = XP_NULL;
rs_len = 0;
}
else if (rs->type == XP_AWK_VAL_STR)
{
rs_ptr = ((xp_awk_val_str_t*)rs)->buf;
rs_len = ((xp_awk_val_str_t*)rs)->len;
}
else
{
rs_ptr = xp_awk_valtostr (
rs, errnum, xp_true, XP_NULL, &rs_len);
if (rs_ptr == XP_NULL)
{
xp_awk_refdownval (run, rs);
return -1;
}
}
ret = 1;
/* call the io handler */
while (1)
{
xp_char_t c;
@ -181,7 +212,7 @@ int xp_awk_readextio (
if (p->in.eof)
{
if (XP_STR_LEN(buf) == 0) return 0;
if (XP_STR_LEN(buf) == 0) ret = 0;
break;
}
@ -195,13 +226,14 @@ int xp_awk_readextio (
XP_AWK_GLOBAL_ERRNO, xp_awk_val_one);
*errnum = XP_AWK_EIOHANDLER;
return -1;
ret = -1;
break;
}
if (n == 0)
{
p->in.eof = xp_true;
if (XP_STR_LEN(buf) == 0) return 0;
if (XP_STR_LEN(buf) == 0) ret = 0;
break;
}
@ -210,16 +242,38 @@ int xp_awk_readextio (
}
c = p->in.buf[p->in.pos++];
if (c == XP_C('\n')) break;
if (rs_ptr == XP_NULL)
{
/* separate by a new line */
if (c == XP_C('\n')) break;
}
else if (rs_len == 0)
{
/* TODO: */
/* separate by a blank line */
}
else if (rs_len == 1)
{
if (c == rs_ptr[0]) break;
}
else
{
/* TODO: */
/* regular expression */
}
if (xp_str_ccat (buf, c) == (xp_size_t)-1)
{
*errnum = XP_AWK_ENOMEM;
return -1;
ret = -1;
break;
}
}
return 1;
if (rs_ptr != XP_NULL && rs->type != XP_AWK_VAL_STR) xp_free (rs_ptr);
xp_awk_refdownval (run, rs);
return ret;
}
int xp_awk_writeextio (

3
ase/awk/func.c
View File

@ -1,5 +1,5 @@
/*
* $Id: func.c,v 1.30 2006-08-23 15:46:03 bacon Exp $
* $Id: func.c,v 1.31 2006-08-24 03:30:07 bacon Exp $
*/
#include <xp/awk/awk_i.h>
@ -44,6 +44,7 @@ static xp_awk_bfn_t __sys_bfn[] =
{ XP_T("split"), 5, 0, 2, 3, XP_T("vrv"), __bfn_split },
{ XP_T("tolower"), 7, 0, 1, 1, XP_NULL, __bfn_tolower },
{ XP_T("toupper"), 7, 0, 1, 1, XP_NULL, __bfn_toupper },
//{ XP_T("gsub"), 4, 0, 2, 3, XP_T("vrr"), __bfn_gsub },
/* TODO: remove these two functions */
{ XP_T("system"), 6, 0, 1, 1, XP_NULL, __bfn_system },

25
ase/awk/run.c
View File

@ -1,5 +1,5 @@
/*
* $Id: run.c,v 1.178 2006-08-23 15:47:28 bacon Exp $
* $Id: run.c,v 1.179 2006-08-24 03:30:07 bacon Exp $
*/
#include <xp/awk/awk_i.h>
@ -209,20 +209,15 @@ xp_awk_val_t* xp_awk_getarg (void* run, xp_size_t idx)
return STACK_ARG ((xp_awk_run_t*)run, idx);
}
void xp_awk_setretval (void* run, xp_awk_val_t* val)
xp_awk_val_t* xp_awk_getglobal (void* run, xp_size_t idx)
{
xp_awk_run_t* r = (xp_awk_run_t*)run;
xp_awk_refdownval (r, STACK_RETVAL(r));
STACK_RETVAL(r) = val;
/* should use the same trick as __run_return_statement */
xp_awk_refupval (val);
return STACK_GLOBAL(((xp_awk_run_t*)run),idx);
}
void xp_awk_setglobal (void* run, xp_size_t idx, xp_awk_val_t* val)
{
xp_awk_run_t* r = (xp_awk_run_t*)run;
xp_awk_refdownval (run, STACK_GLOBAL(r,idx));
STACK_GLOBAL(r,idx) = val;
xp_awk_refdownval (run, STACK_GLOBAL(((xp_awk_run_t*)run),idx));
STACK_GLOBAL(((xp_awk_run_t*)run),idx) = val;
xp_awk_refupval (val);
}
@ -232,6 +227,15 @@ void xp_awk_seterrnum (void* run, int errnum)
r->errnum = errnum;
}
void xp_awk_setretval (void* run, xp_awk_val_t* val)
{
xp_awk_run_t* r = (xp_awk_run_t*)run;
xp_awk_refdownval (r, STACK_RETVAL(r));
STACK_RETVAL(r) = val;
/* should use the same trick as __run_return_statement */
xp_awk_refupval (val);
}
int xp_awk_run (xp_awk_t* awk, xp_awk_runios_t* runios, xp_awk_runcbs_t* runcbs)
{
xp_awk_run_t* run;
@ -4480,7 +4484,6 @@ static int __read_record (xp_awk_run_t* run)
__clear_record (run, xp_false);
/*TODO: use RS */
n = xp_awk_readextio (
run, XP_AWK_IN_CONSOLE,
XP_T(""), &run->inrec.line, &errnum);

2
ase/test/awk/t31.awk Normal file
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@ -0,0 +1,2 @@
BEGIN { /*RS="";*/ }
{ print $0; }