qse/ase/awk/tree.c

1175 lines
25 KiB
C

/*
* $Id: tree.c,v 1.105 2007-03-04 06:26:45 bacon Exp $
*
* {License}
*/
#include <ase/awk/awk_i.h>
static const ase_char_t* __assop_str[] =
{
ASE_T("="),
ASE_T("+="),
ASE_T("-="),
ASE_T("*="),
ASE_T("/="),
ASE_T("//="),
ASE_T("%="),
ASE_T("**=")
};
static const ase_char_t* __binop_str[] =
{
ASE_T("||"),
ASE_T("&&"),
ASE_T("in"),
ASE_T("|"),
ASE_T("^"),
ASE_T("&"),
ASE_T("=="),
ASE_T("!="),
ASE_T(">"),
ASE_T(">="),
ASE_T("<"),
ASE_T("<="),
ASE_T("<<"),
ASE_T(">>"),
ASE_T("+"),
ASE_T("-"),
ASE_T("*"),
ASE_T("/"),
ASE_T("//"),
ASE_T("%"),
ASE_T("**"),
ASE_T(" "),
ASE_T("~"),
ASE_T("!~")
};
static const ase_char_t* __unrop_str[] =
{
ASE_T("+"),
ASE_T("-"),
ASE_T("!"),
ASE_T("~")
};
static const ase_char_t* __incop_str[] =
{
ASE_T("++"),
ASE_T("--"),
ASE_T("++"),
ASE_T("--")
};
static const ase_char_t* __getline_inop_str[] =
{
ASE_T("|"),
ASE_T("|&"),
ASE_T("<"),
ASE_T("")
};
static const ase_char_t* __print_outop_str[] =
{
ASE_T("|"),
ASE_T("|&"),
ASE_T(">"),
ASE_T(">>"),
ASE_T("")
};
#define PUT_SRCSTR(awk,str) \
do { if (ase_awk_putsrcstr (awk, str) == -1) return -1; } while (0)
#define PUT_NEWLINE(awk) \
do { \
if (awk->option & ASE_AWK_CRLF) PUT_SRCSTR (awk, ASE_T("\r")); \
PUT_SRCSTR (awk, ASE_T("\n")); \
} while (0)
#define PUT_SRCSTRX(awk,str,len) \
do { if (ase_awk_putsrcstrx (awk, str, len) == -1) return -1; } while (0)
#define PRINT_TABS(awk,depth) \
do { if (__print_tabs(awk,depth) == -1) return -1; } while (0)
#define PRINT_EXPRESSION(awk,nde) \
do { if (__print_expression(awk,nde) == -1) return -1; } while (0)
#define PRINT_EXPRESSION_LIST(awk,nde) \
do { if (__print_expression_list(awk,nde) == -1) return -1; } while (0)
#define PRINT_STATEMENTS(awk,nde,depth) \
do { if (__print_statements(awk,nde,depth) == -1) return -1; } while (0)
static int __print_tabs (ase_awk_t* awk, int depth);
static int __print_expression (ase_awk_t* awk, ase_awk_nde_t* nde);
static int __print_expression_list (ase_awk_t* awk, ase_awk_nde_t* tree);
static int __print_statements (ase_awk_t* awk, ase_awk_nde_t* tree, int depth);
static int __print_tabs (ase_awk_t* awk, int depth)
{
while (depth > 0)
{
PUT_SRCSTR (awk, ASE_T("\t"));
depth--;
}
return 0;
}
static int __print_expression (ase_awk_t* awk, ase_awk_nde_t* nde)
{
switch (nde->type)
{
case ASE_AWK_NDE_GRP:
{
ase_awk_nde_t* p = ((ase_awk_nde_grp_t*)nde)->body;
PUT_SRCSTR (awk, ASE_T("("));
while (p != ASE_NULL)
{
PRINT_EXPRESSION (awk, p);
if (p->next != ASE_NULL)
PUT_SRCSTR (awk, ASE_T(","));
p = p->next;
}
PUT_SRCSTR (awk, ASE_T(")"));
break;
}
case ASE_AWK_NDE_ASS:
{
ase_awk_nde_ass_t* px = (ase_awk_nde_ass_t*)nde;
PRINT_EXPRESSION (awk, px->left);
PUT_SRCSTR (awk, ASE_T(" "));
PUT_SRCSTR (awk, __assop_str[px->opcode]);
PUT_SRCSTR (awk, ASE_T(" "));
PRINT_EXPRESSION (awk, px->right);
ASE_AWK_ASSERT (awk, px->right->next == ASE_NULL);
break;
}
case ASE_AWK_NDE_EXP_BIN:
{
ase_awk_nde_exp_t* px = (ase_awk_nde_exp_t*)nde;
PUT_SRCSTR (awk, ASE_T("("));
PRINT_EXPRESSION (awk, px->left);
ASE_AWK_ASSERT (awk, px->left->next == ASE_NULL);
PUT_SRCSTR (awk, ASE_T(" "));
PUT_SRCSTR (awk, __binop_str[px->opcode]);
PUT_SRCSTR (awk, ASE_T(" "));
if (px->right->type == ASE_AWK_NDE_ASS)
PUT_SRCSTR (awk, ASE_T("("));
PRINT_EXPRESSION (awk, px->right);
if (px->right->type == ASE_AWK_NDE_ASS)
PUT_SRCSTR (awk, ASE_T(")"));
ASE_AWK_ASSERT (awk, px->right->next == ASE_NULL);
PUT_SRCSTR (awk, ASE_T(")"));
break;
}
case ASE_AWK_NDE_EXP_UNR:
{
ase_awk_nde_exp_t* px = (ase_awk_nde_exp_t*)nde;
ASE_AWK_ASSERT (awk, px->right == ASE_NULL);
PUT_SRCSTR (awk, ASE_T("("));
PUT_SRCSTR (awk, __unrop_str[px->opcode]);
PUT_SRCSTR (awk, ASE_T("("));
PRINT_EXPRESSION (awk, px->left);
PUT_SRCSTR (awk, ASE_T(")"));
PUT_SRCSTR (awk, ASE_T(")"));
break;
}
case ASE_AWK_NDE_EXP_INCPRE:
{
ase_awk_nde_exp_t* px = (ase_awk_nde_exp_t*)nde;
ASE_AWK_ASSERT (awk, px->right == ASE_NULL);
PUT_SRCSTR (awk, __incop_str[px->opcode]);
PUT_SRCSTR (awk, ASE_T("("));
PRINT_EXPRESSION (awk, px->left);
PUT_SRCSTR (awk, ASE_T(")"));
break;
}
case ASE_AWK_NDE_EXP_INCPST:
{
ase_awk_nde_exp_t* px = (ase_awk_nde_exp_t*)nde;
ASE_AWK_ASSERT (awk, px->right == ASE_NULL);
PUT_SRCSTR (awk, ASE_T("("));
PRINT_EXPRESSION (awk, px->left);
PUT_SRCSTR (awk, ASE_T(")"));
PUT_SRCSTR (awk, __incop_str[px->opcode]);
break;
}
case ASE_AWK_NDE_CND:
{
ase_awk_nde_cnd_t* px = (ase_awk_nde_cnd_t*)nde;
PUT_SRCSTR (awk, ASE_T("("));
PRINT_EXPRESSION (awk, px->test);
PUT_SRCSTR (awk, ASE_T(")?"));
PRINT_EXPRESSION (awk, px->left);
PUT_SRCSTR (awk, ASE_T(":"));
PRINT_EXPRESSION (awk, px->right);
break;
}
case ASE_AWK_NDE_INT:
{
if (((ase_awk_nde_int_t*)nde)->str == ASE_NULL)
{
ase_size_t n;
n = ase_awk_longtostr (
((ase_awk_nde_int_t*)nde)->val, 10, ASE_NULL,
awk->tmp.fmt, ASE_COUNTOF(awk->tmp.fmt));
PUT_SRCSTRX (awk, awk->tmp.fmt, n);
}
else
{
PUT_SRCSTRX (awk,
((ase_awk_nde_int_t*)nde)->str,
((ase_awk_nde_int_t*)nde)->len);
}
break;
}
case ASE_AWK_NDE_REAL:
{
if (((ase_awk_nde_real_t*)nde)->str == ASE_NULL)
{
#if (ASE_SIZEOF_LONG_DOUBLE != 0)
awk->prmfns.misc.sprintf (
awk->prmfns.misc.custom_data,
awk->tmp.fmt, ASE_COUNTOF(awk->tmp.fmt), ASE_T("%Lf"),
(long double)((ase_awk_nde_real_t*)nde)->val);
#elif (ASE_SIZEOF_DOUBLE != 0)
awk->prmfns.misc.sprintf (
awk->prmfns.misc.custom_data,
awk->tmp.fmt, ASE_COUNTOF(awk->tmp.fmt), ASE_T("%f"),
(double)((ase_awk_nde_real_t*)nde)->val);
#else
#error unsupported floating-point data type
#endif
PUT_SRCSTR (awk, awk->tmp.fmt);
}
else
{
PUT_SRCSTRX (awk,
((ase_awk_nde_real_t*)nde)->str,
((ase_awk_nde_real_t*)nde)->len);
}
break;
}
case ASE_AWK_NDE_STR:
{
ase_char_t* ptr;
ase_size_t len, i;
PUT_SRCSTR (awk, ASE_T("\""));
ptr = ((ase_awk_nde_str_t*)nde)->buf;
len = ((ase_awk_nde_str_t*)nde)->len;
for (i = 0; i < len; i++)
{
/* TODO: maybe more de-escaping?? */
if (ptr[i] == ASE_T('\n'))
PUT_SRCSTR (awk, ASE_T("\\n"));
else if (ptr[i] == ASE_T('\r'))
PUT_SRCSTR (awk, ASE_T("\\r"));
else if (ptr[i] == ASE_T('\f'))
PUT_SRCSTR (awk, ASE_T("\\f"));
else if (ptr[i] == ASE_T('\b'))
PUT_SRCSTR (awk, ASE_T("\\b"));
else if (ptr[i] == ASE_T('\v'))
PUT_SRCSTR (awk, ASE_T("\\v"));
else if (ptr[i] == ASE_T('\a'))
PUT_SRCSTR (awk, ASE_T("\\a"));
else
PUT_SRCSTRX (awk, &ptr[i], 1);
}
PUT_SRCSTR (awk, ASE_T("\""));
break;
}
case ASE_AWK_NDE_REX:
{
PUT_SRCSTR (awk, ASE_T("/"));
PUT_SRCSTRX (awk,
((ase_awk_nde_rex_t*)nde)->buf,
((ase_awk_nde_rex_t*)nde)->len);
PUT_SRCSTR (awk, ASE_T("/"));
break;
}
case ASE_AWK_NDE_ARG:
{
ase_char_t tmp[ASE_SIZEOF(ase_long_t)*8+2];
ase_size_t n;
ase_awk_nde_var_t* px = (ase_awk_nde_var_t*)nde;
ASE_AWK_ASSERT (awk, px->id.idxa != (ase_size_t)-1);
n = ase_awk_longtostr (
px->id.idxa, 10, ASE_NULL, tmp, ASE_COUNTOF(tmp));
PUT_SRCSTR (awk, ASE_T("__param"));
PUT_SRCSTRX (awk, tmp, n);
ASE_AWK_ASSERT (awk, px->idx == ASE_NULL);
break;
}
case ASE_AWK_NDE_ARGIDX:
{
ase_size_t n;
ase_awk_nde_var_t* px = (ase_awk_nde_var_t*)nde;
ASE_AWK_ASSERT (awk, px->id.idxa != (ase_size_t)-1);
ASE_AWK_ASSERT (awk, px->idx != ASE_NULL);
PUT_SRCSTR (awk, ASE_T("__param"));
n = ase_awk_longtostr (
px->id.idxa, 10, ASE_NULL,
awk->tmp.fmt, ASE_COUNTOF(awk->tmp.fmt));
PUT_SRCSTRX (awk, awk->tmp.fmt, n);
PUT_SRCSTR (awk, ASE_T("["));
PRINT_EXPRESSION_LIST (awk, px->idx);
PUT_SRCSTR (awk, ASE_T("]"));
break;
}
case ASE_AWK_NDE_NAMED:
{
ase_awk_nde_var_t* px = (ase_awk_nde_var_t*)nde;
ASE_AWK_ASSERT (awk, px->id.idxa == (ase_size_t)-1);
ASE_AWK_ASSERT (awk, px->idx == ASE_NULL);
PUT_SRCSTRX (awk, px->id.name, px->id.name_len);
break;
}
case ASE_AWK_NDE_NAMEDIDX:
{
ase_awk_nde_var_t* px = (ase_awk_nde_var_t*)nde;
ASE_AWK_ASSERT (awk, px->id.idxa == (ase_size_t)-1);
ASE_AWK_ASSERT (awk, px->idx != ASE_NULL);
PUT_SRCSTRX (awk, px->id.name, px->id.name_len);
PUT_SRCSTR (awk, ASE_T("["));
PRINT_EXPRESSION_LIST (awk, px->idx);
PUT_SRCSTR (awk, ASE_T("]"));
break;
}
case ASE_AWK_NDE_GLOBAL:
{
/*ase_char_t tmp[ASE_SIZEOF(ase_long_t)*8+2];
ase_size_t n;*/
ase_awk_nde_var_t* px = (ase_awk_nde_var_t*)nde;
if (px->id.idxa != (ase_size_t)-1)
{
/*
PUT_SRCSTR (awk, ASE_T("__global"));
n = ase_awk_longtostr (
px->id.idxa, 10,
ASE_NULL, tmp, ASE_COUNTOF(tmp));
PUT_SRCSTRX (awk, tmp, n);
*/
PUT_SRCSTRX (awk, px->id.name, px->id.name_len);
}
else
{
PUT_SRCSTRX (awk, px->id.name, px->id.name_len);
}
ASE_AWK_ASSERT (awk, px->idx == ASE_NULL);
break;
}
case ASE_AWK_NDE_GLOBALIDX:
{
/*ase_char_t tmp[ASE_SIZEOF(ase_long_t)*8+2];
ase_size_t n;*/
ase_awk_nde_var_t* px = (ase_awk_nde_var_t*)nde;
if (px->id.idxa != (ase_size_t)-1)
{
/*
PUT_SRCSTR (awk, ASE_T("__global"));
n = ase_awk_longtostr (
px->id.idxa, 10,
ASE_NULL, tmp, ASE_COUNTOF(tmp));
PUT_SRCSTRX (awk, tmp, n);
*/
PUT_SRCSTRX (awk, px->id.name, px->id.name_len);
PUT_SRCSTR (awk, ASE_T("["));
}
else
{
PUT_SRCSTRX (awk, px->id.name, px->id.name_len);
PUT_SRCSTR (awk, ASE_T("["));
}
ASE_AWK_ASSERT (awk, px->idx != ASE_NULL);
PRINT_EXPRESSION_LIST (awk, px->idx);
PUT_SRCSTR (awk, ASE_T("]"));
break;
}
case ASE_AWK_NDE_LOCAL:
{
ase_size_t n;
ase_awk_nde_var_t* px = (ase_awk_nde_var_t*)nde;
if (px->id.idxa != (ase_size_t)-1)
{
PUT_SRCSTR (awk, ASE_T("__local"));
n = ase_awk_longtostr (
px->id.idxa, 10, ASE_NULL,
awk->tmp.fmt, ASE_COUNTOF(awk->tmp.fmt));
PUT_SRCSTRX (awk, awk->tmp.fmt, n);
}
else
{
PUT_SRCSTRX (awk, px->id.name, px->id.name_len);
}
ASE_AWK_ASSERT (awk, px->idx == ASE_NULL);
break;
}
case ASE_AWK_NDE_LOCALIDX:
{
ase_size_t n;
ase_awk_nde_var_t* px = (ase_awk_nde_var_t*)nde;
if (px->id.idxa != (ase_size_t)-1)
{
PUT_SRCSTR (awk, ASE_T("__local"));
n = ase_awk_longtostr (
px->id.idxa, 10, ASE_NULL,
awk->tmp.fmt, ASE_COUNTOF(awk->tmp.fmt));
PUT_SRCSTRX (awk, awk->tmp.fmt, n);
PUT_SRCSTR (awk, ASE_T("["));
}
else
{
PUT_SRCSTRX (awk, px->id.name, px->id.name_len);
PUT_SRCSTR (awk, ASE_T("["));
}
ASE_AWK_ASSERT (awk, px->idx != ASE_NULL);
PRINT_EXPRESSION_LIST (awk, px->idx);
PUT_SRCSTR (awk, ASE_T("]"));
break;
}
case ASE_AWK_NDE_POS:
{
PUT_SRCSTR (awk, ASE_T("$"));
PRINT_EXPRESSION (awk, ((ase_awk_nde_pos_t*)nde)->val);
break;
}
case ASE_AWK_NDE_BFN:
{
ase_awk_nde_call_t* px = (ase_awk_nde_call_t*)nde;
PUT_SRCSTRX (awk,
px->what.bfn.name.ptr, px->what.bfn.name.len);
PUT_SRCSTR (awk, ASE_T(" ("));
PRINT_EXPRESSION_LIST (awk, px->args);
PUT_SRCSTR (awk, ASE_T(")"));
break;
}
case ASE_AWK_NDE_AFN:
{
ase_awk_nde_call_t* px = (ase_awk_nde_call_t*)nde;
PUT_SRCSTRX (awk,
px->what.afn.name.ptr, px->what.afn.name.len);
PUT_SRCSTR (awk, ASE_T(" ("));
PRINT_EXPRESSION_LIST (awk, px->args);
PUT_SRCSTR (awk, ASE_T(")"));
break;
}
case ASE_AWK_NDE_GETLINE:
{
ase_awk_nde_getline_t* px = (ase_awk_nde_getline_t*)nde;
if (px->in != ASE_NULL &&
(px->in_type == ASE_AWK_IN_PIPE ||
px->in_type == ASE_AWK_IN_COPROC))
{
PRINT_EXPRESSION (awk, px->in);
PUT_SRCSTR (awk, ASE_T(" "));
PUT_SRCSTR (awk, __getline_inop_str[px->in_type]);
PUT_SRCSTR (awk, ASE_T(" "));
}
PUT_SRCSTR (awk, ASE_T("getline"));
if (px->var != ASE_NULL)
{
PUT_SRCSTR (awk, ASE_T(" "));
PRINT_EXPRESSION (awk, px->var);
}
if (px->in != ASE_NULL &&
px->in_type == ASE_AWK_IN_FILE)
{
PUT_SRCSTR (awk, ASE_T(" "));
PUT_SRCSTR (awk, __getline_inop_str[px->in_type]);
PUT_SRCSTR (awk, ASE_T(" "));
PRINT_EXPRESSION (awk, px->in);
}
break;
}
default:
{
return -1;
}
}
return 0;
}
static int __print_expression_list (ase_awk_t* awk, ase_awk_nde_t* tree)
{
ase_awk_nde_t* p = tree;
while (p != ASE_NULL)
{
PRINT_EXPRESSION (awk, p);
p = p->next;
if (p != ASE_NULL) PUT_SRCSTR (awk, ASE_T(","));
}
return 0;
}
static int __print_statements (ase_awk_t* awk, ase_awk_nde_t* tree, int depth)
{
ase_awk_nde_t* p = tree;
ase_size_t i;
while (p != ASE_NULL)
{
switch (p->type)
{
case ASE_AWK_NDE_NULL:
{
PRINT_TABS (awk, depth);
PUT_SRCSTR (awk, ASE_T(";"));
PUT_NEWLINE (awk);
break;
}
case ASE_AWK_NDE_BLK:
{
ase_size_t n;
ase_awk_nde_blk_t* px = (ase_awk_nde_blk_t*)p;
PRINT_TABS (awk, depth);
PUT_SRCSTR (awk, ASE_T("{"));
PUT_NEWLINE (awk);
if (px->nlocals > 0)
{
PRINT_TABS (awk, depth + 1);
PUT_SRCSTR (awk, ASE_T("local "));
for (i = 0; i < px->nlocals - 1; i++)
{
PUT_SRCSTR (awk, ASE_T("__local"));
n = ase_awk_longtostr (
i, 10, ASE_NULL,
awk->tmp.fmt, ASE_COUNTOF(awk->tmp.fmt));
PUT_SRCSTRX (awk, awk->tmp.fmt, n);
PUT_SRCSTR (awk, ASE_T(", "));
}
PUT_SRCSTR (awk, ASE_T("__local"));
n = ase_awk_longtostr (
i, 10, ASE_NULL,
awk->tmp.fmt, ASE_COUNTOF(awk->tmp.fmt));
PUT_SRCSTRX (awk, awk->tmp.fmt, n);
PUT_SRCSTR (awk, ASE_T(";"));
PUT_NEWLINE (awk);
}
PRINT_STATEMENTS (awk, px->body, depth + 1);
PRINT_TABS (awk, depth);
PUT_SRCSTR (awk, ASE_T("}"));
PUT_NEWLINE (awk);
break;
}
case ASE_AWK_NDE_IF:
{
ase_awk_nde_if_t* px = (ase_awk_nde_if_t*)p;
PRINT_TABS (awk, depth);
PUT_SRCSTR (awk, ASE_T("if ("));
PRINT_EXPRESSION (awk, px->test);
PUT_SRCSTR (awk, ASE_T(")"));
PUT_NEWLINE (awk);
ASE_AWK_ASSERT (awk, px->then_part != ASE_NULL);
if (px->then_part->type == ASE_AWK_NDE_BLK)
PRINT_STATEMENTS (awk, px->then_part, depth);
else
PRINT_STATEMENTS (awk, px->then_part, depth + 1);
if (px->else_part != ASE_NULL)
{
PRINT_TABS (awk, depth);
PUT_SRCSTR (awk, ASE_T("else"));
PUT_NEWLINE (awk);
if (px->else_part->type == ASE_AWK_NDE_BLK)
PRINT_STATEMENTS (awk, px->else_part, depth);
else
PRINT_STATEMENTS (awk, px->else_part, depth + 1);
}
break;
}
case ASE_AWK_NDE_WHILE:
{
ase_awk_nde_while_t* px = (ase_awk_nde_while_t*)p;
PRINT_TABS (awk, depth);
PUT_SRCSTR (awk, ASE_T("while ("));
PRINT_EXPRESSION (awk, px->test);
PUT_SRCSTR (awk, ASE_T(")"));
PUT_NEWLINE (awk);
if (px->body->type == ASE_AWK_NDE_BLK)
{
PRINT_STATEMENTS (awk, px->body, depth);
}
else
{
PRINT_STATEMENTS (awk, px->body, depth + 1);
}
break;
}
case ASE_AWK_NDE_DOWHILE:
{
ase_awk_nde_while_t* px = (ase_awk_nde_while_t*)p;
PRINT_TABS (awk, depth);
PUT_SRCSTR (awk, ASE_T("do"));
PUT_NEWLINE (awk);
if (px->body->type == ASE_AWK_NDE_BLK)
{
PRINT_STATEMENTS (awk, px->body, depth);
}
else
{
PRINT_STATEMENTS (awk, px->body, depth + 1);
}
PRINT_TABS (awk, depth);
PUT_SRCSTR (awk, ASE_T("while ("));
PRINT_EXPRESSION (awk, px->test);
PUT_SRCSTR (awk, ASE_T(");"));
PUT_NEWLINE (awk);
break;
}
case ASE_AWK_NDE_FOR:
{
ase_awk_nde_for_t* px = (ase_awk_nde_for_t*)p;
PRINT_TABS (awk, depth);
PUT_SRCSTR (awk, ASE_T("for ("));
if (px->init != ASE_NULL)
{
PRINT_EXPRESSION (awk, px->init);
}
PUT_SRCSTR (awk, ASE_T("; "));
if (px->test != ASE_NULL)
{
PRINT_EXPRESSION (awk, px->test);
}
PUT_SRCSTR (awk, ASE_T("; "));
if (px->incr != ASE_NULL)
{
PRINT_EXPRESSION (awk, px->incr);
}
PUT_SRCSTR (awk, ASE_T(")"));
PUT_NEWLINE (awk);
if (px->body->type == ASE_AWK_NDE_BLK)
{
PRINT_STATEMENTS (awk, px->body, depth);
}
else
{
PRINT_STATEMENTS (awk, px->body, depth + 1);
}
break;
}
case ASE_AWK_NDE_FOREACH:
{
ase_awk_nde_foreach_t* px = (ase_awk_nde_foreach_t*)p;
PRINT_TABS (awk, depth);
PUT_SRCSTR (awk, ASE_T("for "));
PRINT_EXPRESSION (awk, px->test);
PUT_NEWLINE (awk);
if (px->body->type == ASE_AWK_NDE_BLK)
{
PRINT_STATEMENTS (awk, px->body, depth);
}
else
{
PRINT_STATEMENTS (awk, px->body, depth + 1);
}
break;
}
case ASE_AWK_NDE_BREAK:
{
PRINT_TABS (awk, depth);
PUT_SRCSTR (awk, ASE_T("break;"));
PUT_NEWLINE (awk);
break;
}
case ASE_AWK_NDE_CONTINUE:
{
PRINT_TABS (awk, depth);
PUT_SRCSTR (awk, ASE_T("continue;"));
PUT_NEWLINE (awk);
break;
}
case ASE_AWK_NDE_RETURN:
{
PRINT_TABS (awk, depth);
if (((ase_awk_nde_return_t*)p)->val == ASE_NULL)
{
PUT_SRCSTR (awk, ASE_T("return;"));
PUT_NEWLINE (awk);
}
else
{
PUT_SRCSTR (awk, ASE_T("return "));
ASE_AWK_ASSERT (awk, ((ase_awk_nde_return_t*)p)->val->next == ASE_NULL);
PRINT_EXPRESSION (awk, ((ase_awk_nde_return_t*)p)->val);
PUT_SRCSTR (awk, ASE_T(";"));
PUT_NEWLINE (awk);
}
break;
}
case ASE_AWK_NDE_EXIT:
{
ase_awk_nde_exit_t* px = (ase_awk_nde_exit_t*)p;
PRINT_TABS (awk, depth);
if (px->val == ASE_NULL)
{
PUT_SRCSTR (awk, ASE_T("exit;"));
PUT_NEWLINE (awk);
}
else
{
PUT_SRCSTR (awk, ASE_T("exit "));
ASE_AWK_ASSERT (awk, px->val->next == ASE_NULL);
PRINT_EXPRESSION (awk, px->val);
PUT_SRCSTR (awk, ASE_T(";"));
PUT_NEWLINE (awk);
}
break;
}
case ASE_AWK_NDE_NEXT:
{
PRINT_TABS (awk, depth);
PUT_SRCSTR (awk, ASE_T("next;"));
PUT_NEWLINE (awk);
break;
}
case ASE_AWK_NDE_NEXTFILE:
{
PRINT_TABS (awk, depth);
PUT_SRCSTR (awk, ASE_T("nextfile;"));
PUT_NEWLINE (awk);
break;
}
case ASE_AWK_NDE_DELETE:
{
PRINT_TABS (awk, depth);
PUT_SRCSTR (awk, ASE_T("delete "));
ase_awk_prnpt (awk, ((ase_awk_nde_delete_t*)p)->var);
break;
}
case ASE_AWK_NDE_PRINT:
case ASE_AWK_NDE_PRINTF:
{
ase_awk_nde_print_t* px = (ase_awk_nde_print_t*)p;
PRINT_TABS (awk, depth);
if (p->type == ASE_AWK_NDE_PRINT)
PUT_SRCSTR (awk, ASE_T("print"));
else PUT_SRCSTR (awk, ASE_T("printf"));
if (px->args != ASE_NULL)
{
PUT_SRCSTR (awk, ASE_T(" "));
PRINT_EXPRESSION_LIST (awk, px->args);
}
if (px->out != ASE_NULL)
{
PUT_SRCSTR (awk, ASE_T(" "));
PUT_SRCSTR (awk, __print_outop_str[px->out_type]);
PUT_SRCSTR (awk, ASE_T(" "));
PRINT_EXPRESSION (awk, px->out);
}
PUT_SRCSTR (awk, ASE_T(";"));
PUT_NEWLINE (awk);
break;
}
default:
{
PRINT_TABS (awk, depth);
PRINT_EXPRESSION (awk, p);
PUT_SRCSTR (awk, ASE_T(";"));
PUT_NEWLINE (awk);
}
}
p = p->next;
}
return 0;
}
int ase_awk_prnpt (ase_awk_t* awk, ase_awk_nde_t* tree)
{
return __print_statements (awk, tree, 0);
}
int ase_awk_prnptnpt (ase_awk_t* awk, ase_awk_nde_t* tree)
{
ase_awk_nde_t* nde = tree;
while (nde != ASE_NULL)
{
if (__print_expression (awk, nde) == -1) return -1;
if (nde->next == ASE_NULL) break;
PUT_SRCSTR (awk, ASE_T(","));
nde = nde->next;
}
return 0;
}
void ase_awk_clrpt (ase_awk_t* awk, ase_awk_nde_t* tree)
{
ase_awk_nde_t* p = tree;
ase_awk_nde_t* next;
while (p != ASE_NULL)
{
next = p->next;
switch (p->type)
{
case ASE_AWK_NDE_NULL:
{
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_BLK:
{
ase_awk_clrpt (awk, ((ase_awk_nde_blk_t*)p)->body);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_IF:
{
ase_awk_nde_if_t* px = (ase_awk_nde_if_t*)p;
ase_awk_clrpt (awk, px->test);
ase_awk_clrpt (awk, px->then_part);
if (px->else_part != ASE_NULL)
ase_awk_clrpt (awk, px->else_part);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_WHILE:
case ASE_AWK_NDE_DOWHILE:
{
ase_awk_clrpt (awk, ((ase_awk_nde_while_t*)p)->test);
ase_awk_clrpt (awk, ((ase_awk_nde_while_t*)p)->body);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_FOR:
{
ase_awk_nde_for_t* px = (ase_awk_nde_for_t*)p;
if (px->init != ASE_NULL)
ase_awk_clrpt (awk, px->init);
if (px->test != ASE_NULL)
ase_awk_clrpt (awk, px->test);
if (px->incr != ASE_NULL)
ase_awk_clrpt (awk, px->incr);
ase_awk_clrpt (awk, px->body);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_FOREACH:
{
ase_awk_clrpt (awk, ((ase_awk_nde_foreach_t*)p)->test);
ase_awk_clrpt (awk, ((ase_awk_nde_foreach_t*)p)->body);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_BREAK:
{
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_CONTINUE:
{
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_RETURN:
{
ase_awk_nde_return_t* px =
(ase_awk_nde_return_t*)p;
if (px->val != ASE_NULL)
ase_awk_clrpt (awk, px->val);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_EXIT:
{
if (((ase_awk_nde_exit_t*)p)->val != ASE_NULL)
ase_awk_clrpt (awk, ((ase_awk_nde_exit_t*)p)->val);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_NEXT:
case ASE_AWK_NDE_NEXTFILE:
{
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_DELETE:
{
ase_awk_clrpt (awk, ((ase_awk_nde_delete_t*)p)->var);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_PRINT:
case ASE_AWK_NDE_PRINTF:
{
ase_awk_nde_print_t* px =
(ase_awk_nde_print_t*)p;
if (px->args != ASE_NULL)
ase_awk_clrpt (awk, px->args);
if (px->out != ASE_NULL)
ase_awk_clrpt (awk, px->out);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_GRP:
{
ase_awk_clrpt (awk, ((ase_awk_nde_grp_t*)p)->body);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_ASS:
{
ase_awk_clrpt (awk, ((ase_awk_nde_ass_t*)p)->left);
ase_awk_clrpt (awk, ((ase_awk_nde_ass_t*)p)->right);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_EXP_BIN:
{
ase_awk_nde_exp_t* px = (ase_awk_nde_exp_t*)p;
ASE_AWK_ASSERT (awk, px->left->next == ASE_NULL);
ASE_AWK_ASSERT (awk, px->right->next == ASE_NULL);
ase_awk_clrpt (awk, px->left);
ase_awk_clrpt (awk, px->right);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_EXP_UNR:
case ASE_AWK_NDE_EXP_INCPRE:
case ASE_AWK_NDE_EXP_INCPST:
{
ase_awk_nde_exp_t* px = (ase_awk_nde_exp_t*)p;
ASE_AWK_ASSERT (awk, px->right == ASE_NULL);
ase_awk_clrpt (awk, px->left);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_CND:
{
ase_awk_clrpt (awk, ((ase_awk_nde_cnd_t*)p)->test);
ase_awk_clrpt (awk, ((ase_awk_nde_cnd_t*)p)->left);
ase_awk_clrpt (awk, ((ase_awk_nde_cnd_t*)p)->right);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_INT:
{
if (((ase_awk_nde_int_t*)p)->str != ASE_NULL)
ASE_AWK_FREE (awk, ((ase_awk_nde_int_t*)p)->str);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_REAL:
{
if (((ase_awk_nde_real_t*)p)->str != ASE_NULL)
ASE_AWK_FREE (awk, ((ase_awk_nde_real_t*)p)->str);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_STR:
{
ASE_AWK_FREE (awk, ((ase_awk_nde_str_t*)p)->buf);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_REX:
{
ASE_AWK_FREE (awk, ((ase_awk_nde_rex_t*)p)->buf);
ASE_AWK_FREE (awk, ((ase_awk_nde_rex_t*)p)->code);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_NAMED:
case ASE_AWK_NDE_GLOBAL:
case ASE_AWK_NDE_LOCAL:
case ASE_AWK_NDE_ARG:
{
ase_awk_nde_var_t* px = (ase_awk_nde_var_t*)p;
ASE_AWK_ASSERT (awk, px->idx == ASE_NULL);
if (px->id.name != ASE_NULL)
ASE_AWK_FREE (awk, px->id.name);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_NAMEDIDX:
case ASE_AWK_NDE_GLOBALIDX:
case ASE_AWK_NDE_LOCALIDX:
case ASE_AWK_NDE_ARGIDX:
{
ase_awk_nde_var_t* px = (ase_awk_nde_var_t*)p;
ASE_AWK_ASSERT (awk, px->idx != ASE_NULL);
ase_awk_clrpt (awk, px->idx);
if (px->id.name != ASE_NULL)
ASE_AWK_FREE (awk, px->id.name);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_POS:
{
ase_awk_clrpt (awk, ((ase_awk_nde_pos_t*)p)->val);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_BFN:
{
ase_awk_nde_call_t* px = (ase_awk_nde_call_t*)p;
/* ASE_AWK_FREE (awk, px->what.bfn); */
ase_awk_clrpt (awk, px->args);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_AFN:
{
ase_awk_nde_call_t* px = (ase_awk_nde_call_t*)p;
ASE_AWK_FREE (awk, px->what.afn.name.ptr);
ase_awk_clrpt (awk, px->args);
ASE_AWK_FREE (awk, p);
break;
}
case ASE_AWK_NDE_GETLINE:
{
ase_awk_nde_getline_t* px =
(ase_awk_nde_getline_t*)p;
if (px->var != ASE_NULL)
ase_awk_clrpt (awk, px->var);
if (px->in != ASE_NULL)
ase_awk_clrpt (awk, px->in);
ASE_AWK_FREE (awk, p);
break;
}
default:
{
ASE_AWK_ASSERT (awk, !"should never happen - invalid node type");
ASE_AWK_FREE (awk, p);
break;
}
}
p = next;
}
}