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changing read2.c

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hyung-hwan 2021-01-12 00:21:43 +00:00
parent 963f162c4e
commit ad4c8e35d4
3 changed files with 37 additions and 5 deletions
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18
lib/cnode.c
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@ -7,10 +7,10 @@
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
@ -38,6 +38,18 @@ static hcl_cnode_t* make_cnode (hcl_t* hcl, hcl_cnode_type_t type, const hcl_iol
return cnode;
}
hcl_cnode_t* hcl_makecnodersn (hcl_t* hcl, const hcl_ioloc_t* loc)
{
hcl_cnode_t* cnode;
cnode = make_cnode(hcl, loc);
if (HCL_UNLIKELY(!cnode)) return HCL_NULL;
cnode->u.rsn.head = HCL_NULL;
cnode->u.rsn.tail = HCL_NULL;
cnode->u.rsn.flags = 0;
cnode->u.rsn.rsn_par = HCL_NULL;
return cnode;
}
hcl_cnode_t* hcl_makecnodenil (hcl_t* hcl, const hcl_ioloc_t* loc)
{
return make_cnode(hcl, HCL_CNODE_NIL, loc, 0);

10
lib/hcl-prv.h
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@ -183,6 +183,8 @@ struct hcl_iolink_t
enum hcl_cnode_type_t
{
HCL_CNODE_RSN, /* internally used */
HCL_CNODE_CHARLIT,
HCL_CNODE_STRLIT,
HCL_CNODE_NUMLIT,
@ -226,6 +228,13 @@ struct hcl_cnode_t
union
{
struct
{
hcl_cnode_t* head;
hcl_cnode_t* tail;
hcl_oow_t count;
hcl_cnode_t* rsn_par; /* parent item in the stack */
} rsn; /* reader stack node */
struct
{
hcl_ooch_t v;
@ -1237,6 +1246,7 @@ int hcl_emitbyteinstruction (
/* ========================================================================= */
/* cnode.c */
/* ========================================================================= */
hcl_cnode_t* hcl_makecnodersn (hcl_t* hcl, const hcl_ioloc_t* loc);
hcl_cnode_t* hcl_makecnodenil (hcl_t* hcl, const hcl_ioloc_t* loc);
hcl_cnode_t* hcl_makecnodetrue (hcl_t* hcl, const hcl_ioloc_t* loc);
hcl_cnode_t* hcl_makecnodefalse (hcl_t* hcl, const hcl_ioloc_t* loc);

14
lib/read2.c
View File

@ -13,7 +13,7 @@
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WAfRRANTIES
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
@ -1405,8 +1405,9 @@ static int end_include (hcl_t* hcl)
}
static HCL_INLINE hcl_oop_t enter_list (hcl_t* hcl, int flagv)
static HCL_INLINE hcl_cnode_t* enter_list (hcl_t* hcl, int flagv)
{
#if 0
hcl_oop_oop_t rsa;
/* upon entering a list, it pushes a frame of 4 slots.
@ -1426,6 +1427,15 @@ static HCL_INLINE hcl_oop_t enter_list (hcl_t* hcl, int flagv)
rsa->slot[4] = HCL_SMOOI_TO_OOP(0);
return hcl->c->r.s;
#else
hcl_cnode_t* rsn;
rsn = hcl_makecnodersn(hcl, loc)
if (HCL_UNLIKELY(!rsn)) return HCL_NULL
rsn->flags = flagv;
rsn->rsn_par = hcl->c->r.st; /* push */
hcl->c.r.st = rsn;
return rsn; /* returns the stack top */
#endif
}
static HCL_INLINE hcl_oop_t leave_list (hcl_t* hcl, int* flagv, int* oldflagv)