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hyung-hwan 2006-09-05 04:11:11 +00:00
parent 3aab1e7631
commit 5fef89a690
8 changed files with 194 additions and 39 deletions
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7
ase/awk/awk.h
View File

@ -1,5 +1,5 @@
/*
* $Id: awk.h,v 1.108 2006-09-03 15:46:49 bacon Exp $
* $Id: awk.h,v 1.109 2006-09-05 04:10:23 bacon Exp $
*/
#ifndef _XP_AWK_AWK_H_
@ -382,6 +382,11 @@ xp_char_t* xp_awk_strxntok (
const xp_char_t* delim, xp_size_t delim_len,
xp_char_t** tok, xp_size_t* tok_len);
xp_char_t* xp_awk_strxntokbyrex (
xp_awk_t* awk, const xp_char_t* s, xp_size_t len,
void* rex, xp_char_t** tok, xp_size_t* tok_len, int* errnum);
int xp_awk_printf (xp_awk_t* awk, const xp_char_t* fmt, ...);
int xp_awk_sprintf (

10
ase/awk/awk_i.h
View File

@ -1,5 +1,5 @@
/*
* $Id: awk_i.h,v 1.54 2006-09-01 07:18:39 bacon Exp $
* $Id: awk_i.h,v 1.55 2006-09-05 04:10:23 bacon Exp $
*/
#ifndef _XP_AWK_AWKI_H_
@ -240,14 +240,20 @@ struct xp_awk_run_t
xp_size_t len;
xp_awk_val_t* val; /* $1 .. $NF */
}* flds;
} inrec;
struct
{
void* rs;
void* fs;
} rex;
/* extio chain */
struct
{
xp_awk_io_t handler[XP_AWK_EXTIO_NUM];
xp_awk_extio_t* chain;
void* rs_rex;
} extio;
int errnum;

6
ase/awk/extio.c
View File

@ -1,5 +1,5 @@
/*
* $Id: extio.c,v 1.45 2006-09-01 07:18:39 bacon Exp $
* $Id: extio.c,v 1.46 2006-09-05 04:10:23 bacon Exp $
*/
#include <xp/awk/awk_i.h>
@ -287,11 +287,11 @@ int xp_awk_readextio (
const xp_char_t* match_ptr;
xp_size_t match_len;
xp_assert (run->extio.rs_rex != XP_NULL);
xp_assert (run->rex.rs != XP_NULL);
/* TODO: safematchrex */
n = xp_awk_matchrex (
run->awk, run->extio.rs_rex,
run->awk, run->rex.rs,
XP_AWK_STR_BUF(buf), XP_AWK_STR_LEN(buf),
&match_ptr, &match_len, &run->errnum);
if (n == -1)

47
ase/awk/func.c
View File

@ -1,5 +1,5 @@
/*
* $Id: func.c,v 1.45 2006-09-03 15:46:49 bacon Exp $
* $Id: func.c,v 1.46 2006-09-05 04:10:24 bacon Exp $
*/
#include <xp/awk/awk_i.h>
@ -507,6 +507,9 @@ static int __bfn_split (xp_awk_t* awk, void* run)
xp_size_t key_len;
xp_char_t* fs_ptr, * fs_free;
xp_size_t fs_len;
void* fs_rex = XP_NULL;
void* fs_rex_free = XP_NULL;
int errnum;
nargs = xp_awk_getnargs (run);
xp_assert (nargs >= 2 && nargs <= 3);
@ -575,6 +578,12 @@ static int __bfn_split (xp_awk_t* awk, void* run)
}
fs_free = fs_ptr;
}
if (fs_len > 1)
{
fs_rex = ((xp_awk_run_t*)run)->rex.fs;
fs_rex_free = XP_NULL;
}
}
else
{
@ -596,6 +605,21 @@ static int __bfn_split (xp_awk_t* awk, void* run)
}
fs_free = fs_ptr;
}
if (fs_len > 1)
{
fs_rex = xp_awk_buildrex (awk, fs_ptr, fs_len, &errnum);
if (fs_rex == XP_NULL)
{
if (str_free != XP_NULL)
XP_AWK_FREE (awk, str_free);
if (fs_free != XP_NULL)
XP_AWK_FREE (awk, fs_free);
xp_awk_seterrnum (run, errnum);
return -1;
}
fs_rex_free = fs_rex;
}
}
t1 = xp_awk_makemapval (run);
@ -603,6 +627,7 @@ static int __bfn_split (xp_awk_t* awk, void* run)
{
if (str_free != XP_NULL) XP_AWK_FREE (awk, str_free);
if (fs_free != XP_NULL) XP_AWK_FREE (awk, fs_free);
if (fs_rex_free != XP_NULL) xp_awk_freerex (awk, fs_rex_free);
xp_awk_seterrnum (run, XP_AWK_ENOMEM);
return -1;
}
@ -621,8 +646,19 @@ static int __bfn_split (xp_awk_t* awk, void* run)
}
else
{
/* TODO: FS regular expression */
xp_printf (XP_T("MULTI-CHARACTER FS NOT READY IN SPLIT\n"));
p = xp_awk_strxntokbyrex (awk, p, str_len,
fs_rex, &tok, &tok_len, &errnum);
if (p == XP_NULL && errnum != XP_AWK_ENOERR)
{
if (str_free != XP_NULL)
XP_AWK_FREE (awk, str_free);
if (fs_free != XP_NULL)
XP_AWK_FREE (awk, fs_free);
if (fs_rex_free != XP_NULL)
xp_awk_freerex (awk, fs_rex_free);
xp_awk_seterrnum (run, errnum);
return -1;
}
}
if (num == 0 && p == XP_NULL && tok_len == 0)
@ -639,6 +675,7 @@ static int __bfn_split (xp_awk_t* awk, void* run)
{
if (str_free != XP_NULL) XP_AWK_FREE (awk, str_free);
if (fs_free != XP_NULL) XP_AWK_FREE (awk, fs_free);
if (fs_rex_free != XP_NULL) xp_awk_freerex (awk, fs_rex_free);
xp_awk_seterrnum (run, XP_AWK_ENOMEM);
return -1;
}
@ -654,6 +691,7 @@ static int __bfn_split (xp_awk_t* awk, void* run)
{
if (str_free != XP_NULL) XP_AWK_FREE (awk, str_free);
if (fs_free != XP_NULL) XP_AWK_FREE (awk, fs_free);
if (fs_rex_free != XP_NULL) xp_awk_freerex (awk, fs_rex_free);
xp_awk_seterrnum (run, XP_AWK_ENOMEM);
return -1;
}
@ -664,11 +702,12 @@ static int __bfn_split (xp_awk_t* awk, void* run)
xp_awk_refupval (t2);
num++;
str_len = str_left - (p - str + 1);
str_len = str_left - (p - str);
}
if (str_free != XP_NULL) XP_AWK_FREE (awk, str_free);
if (fs_free != XP_NULL) XP_AWK_FREE (awk, fs_free);
if (fs_rex_free != XP_NULL) xp_awk_freerex (awk, fs_rex_free);
t1 = xp_awk_makeintval (run, num);
if (t1 == XP_NULL)

42
ase/awk/misc.c
View File

@ -1,5 +1,5 @@
/*
* $Id: misc.c,v 1.13 2006-09-03 15:46:49 bacon Exp $
* $Id: misc.c,v 1.14 2006-09-05 04:10:24 bacon Exp $
*/
#include <xp/awk/awk_i.h>
@ -594,9 +594,12 @@ xp_char_t* xp_awk_strxntok (
if (sp == XP_NULL) sp = p;
ep = p++;
}
while (p < end && XP_AWK_ISSPACE(awk,*p)) p++;
}
else if (delim_mode == __DELIM_NOSPACES)
{
/* each token is delimited by one of charaters
* in the delimeter set "delim". */
while (p < end)
{
c = *p;
@ -610,6 +613,9 @@ xp_char_t* xp_awk_strxntok (
}
else /* if (delim_mode == __DELIM_COMPOSITE) */
{
/* each token is delimited by one of non-space charaters
* in the delimeter set "delim". however, all space characters
* surrounding the token are removed */
while (p < end && XP_AWK_ISSPACE(awk,*p)) p++;
while (p < end)
{
@ -641,8 +647,38 @@ exit_loop:
}
/* if XP_NULL is returned, this function should not be called anymore */
return (p >= end)? XP_NULL:
(delim_mode == __DELIM_EMPTY)? p: ((xp_char_t*)++p);
if (p >= end) return XP_NULL;
if (delim_mode == __DELIM_EMPTY ||
delim_mode == __DELIM_SPACES) return (xp_char_t*)p;
return (xp_char_t*)++p;
}
xp_char_t* xp_awk_strxntokbyrex (
xp_awk_t* awk, const xp_char_t* s, xp_size_t len,
void* rex, xp_char_t** tok, xp_size_t* tok_len, int* errnum)
{
int n;
xp_char_t* match_ptr;
xp_size_t match_len;
n = xp_awk_matchrex (awk, rex, s, len, &match_ptr, &match_len, errnum);
if (n == -1) return XP_NULL;
if (n == 0)
{
/* no match has been found.
* return the entire string as a token */
*tok = (xp_char_t*)s;
*tok_len = len;
*errnum = XP_AWK_ENOERR;
return XP_NULL;
}
assert (n == 1);
*tok = (xp_char_t*)s;
*tok_len = match_ptr - s;
*errnum = XP_AWK_ENOERR;
return (match_ptr+match_len >= s+len)? XP_NULL: (match_ptr+match_len);
}
int xp_awk_printf (xp_awk_t* awk, const xp_char_t* fmt, ...)

108
ase/awk/run.c
View File

@ -1,5 +1,5 @@
/*
* $Id: run.c,v 1.196 2006-09-03 15:46:49 bacon Exp $
* $Id: run.c,v 1.197 2006-09-05 04:10:24 bacon Exp $
*/
#include <xp/awk/awk_i.h>
@ -271,18 +271,68 @@ int xp_awk_setglobal (void* run, xp_size_t idx, xp_awk_val_t* val)
return -1;
}
if (r->extio.rs_rex != XP_NULL)
if (r->rex.rs != XP_NULL)
{
xp_awk_freerex (
((xp_awk_run_t*)run)->awk,
r->extio.rs_rex);
r->rex.rs);
}
r->extio.rs_rex = rex;
r->rex.rs = rex;
}
if (val->type != XP_AWK_VAL_STR)
XP_AWK_FREE (((xp_awk_run_t*)run)->awk, rs_ptr);
}
else if (idx == XP_AWK_GLOBAL_FS)
{
xp_char_t* fs_ptr;
xp_size_t fs_len;
if (val->type == XP_AWK_VAL_STR)
{
fs_ptr = ((xp_awk_val_str_t*)val)->buf;
fs_len = ((xp_awk_val_str_t*)val)->len;
}
else
{
/* due to the expression evaluation rule, the
* regular expression can not be an assigned value */
xp_assert (val->type != XP_AWK_VAL_REX);
fs_ptr = xp_awk_valtostr (
run, val, xp_true, XP_NULL, &fs_len);
if (fs_ptr == XP_NULL) return -1;
}
if (fs_len > 1)
{
void* rex;
/* compile the regular expression */
/* TODO: use safebuild */
rex = xp_awk_buildrex (
((xp_awk_run_t*)run)->awk,
fs_ptr, fs_len, &r->errnum);
if (rex == XP_NULL)
{
if (val->type != XP_AWK_VAL_STR)
XP_AWK_FREE (((xp_awk_run_t*)run)->awk, fs_ptr);
return -1;
}
if (r->rex.fs != XP_NULL)
{
xp_awk_freerex (
((xp_awk_run_t*)run)->awk,
r->rex.fs);
}
r->rex.fs = rex;
}
if (val->type != XP_AWK_VAL_STR)
XP_AWK_FREE (((xp_awk_run_t*)run)->awk, fs_ptr);
}
/* TODO: if idx == XP_AWK_GLOBAL_NF recompute $0, etc */
@ -534,7 +584,9 @@ static int __init_run (
run->extio.handler[XP_AWK_EXTIO_FILE] = runios->file;
run->extio.handler[XP_AWK_EXTIO_CONSOLE] = runios->console;
run->extio.chain = XP_NULL;
run->extio.rs_rex = XP_NULL;
run->rex.rs = XP_NULL;
run->rex.fs = XP_NULL;
return 0;
}
@ -547,10 +599,16 @@ static void __deinit_run (xp_awk_run_t* run)
/* TODO: what if this operation fails? */
xp_awk_clearextio (run);
xp_assert (run->extio.chain == XP_NULL);
if (run->extio.rs_rex != XP_NULL)
if (run->rex.rs != XP_NULL)
{
XP_AWK_FREE (run->awk, run->extio.rs_rex);
run->extio.rs_rex = XP_NULL;
XP_AWK_FREE (run->awk, run->rex.rs);
run->rex.rs = XP_NULL;
}
if (run->rex.fs != XP_NULL)
{
XP_AWK_FREE (run->awk, run->rex.fs);
run->rex.fs = XP_NULL;
}
/* destroy input record. __clear_record should be called
@ -4680,6 +4738,7 @@ static int __split_record (xp_awk_run_t* run)
xp_awk_val_t* v, * fs;
xp_char_t* fs_ptr, * fs_free;
xp_size_t fs_len;
int errnum;
/* inrec should be cleared before __split_record is called */
xp_assert (run->inrec.nflds == 0);
@ -4720,11 +4779,14 @@ static int __split_record (xp_awk_run_t* run)
}
else
{
/* TODO: FS regular expression */
run->errnum = XP_AWK_EINTERNAL;
if (fs_free != XP_NULL) XP_AWK_FREE (run->awk, fs_free);
xp_printf (XP_T("MULTI-CHARACTER FS NOT READY..\n"));
return -1;
p = xp_awk_strxntokbyrex (run->awk, p, len,
run->rex.fs, &tok, &tok_len, &errnum);
if (p == XP_NULL && errnum != XP_AWK_ENOERR)
{
if (fs_free != XP_NULL)
XP_AWK_FREE (run->awk, fs_free);
PANIC_I (run, errnum);
}
}
if (nflds == 0 && p == XP_NULL && tok_len == 0)
@ -4765,23 +4827,21 @@ static int __split_record (xp_awk_run_t* run)
while (p != XP_NULL)
{
if (fs->type == XP_AWK_VAL_NIL)
{
p = xp_awk_strxntok (run->awk,
p, len, XP_T(" "), 1, &tok, &tok_len);
}
else if (fs_len <= 1)
if (fs_len <= 1)
{
p = xp_awk_strxntok (run->awk,
p, len, fs_ptr, fs_len, &tok, &tok_len);
}
else
{
/* TODO: FS regular expression */
run->errnum = XP_AWK_EINTERNAL;
if (fs_free != XP_NULL) XP_AWK_FREE (run->awk, fs_free);
xp_printf (XP_T("MULTI-CHARACTER FS NOT READY..\n"));
return -1;
p = xp_awk_strxntokbyrex (run->awk, p, len,
run->rex.fs, &tok, &tok_len, &errnum);
if (p == XP_NULL && errnum != XP_AWK_ENOERR)
{
if (fs_free != XP_NULL)
XP_AWK_FREE (run->awk, fs_free);
PANIC_I (run, errnum);
}
}
xp_assert ((tok != XP_NULL && tok_len > 0) || tok_len == 0);

5
ase/test/awk/t38.awk
View File

@ -1,6 +1,9 @@
BEGIN {
split ("a b c d e", x, "");
split (" a b c d e ", x, "");
for (j in x) print j "->" x[j];
print "-------------------";
split ("a b c d e", x, "b c");
for (j in x) print j "->" x[j];
print "-------------------";
}

6
ase/test/awk/t39.awk Normal file
View File

@ -0,0 +1,6 @@
BEGIN { FS="a+"; }
{
print "NF=" NF;
for (i = 0; i < NF; i++) print i " [" $(i+1) "]";
}