hyung-hwan/hcl
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removed some unneeded code.

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changed the source input handler to set the name field for the main stream
This commit is contained in:
hyung-hwan 2021-01-30 16:13:27 +00:00
parent db9e0f5248
commit 0568cb0ae3
4 changed files with 46 additions and 54 deletions
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20
bin/main.c
View File

@ -223,6 +223,18 @@ static HCL_INLINE int open_input (hcl_t* hcl, hcl_ioinarg_t* arg)
}
arg->handle = bb;
/* HACK */
if (!arg->includer)
{
HCL_ASSERT (hcl, arg->name == HCL_NULL);
arg->name = hcl_dupbtooocstr(hcl, xtn->read_path, HCL_NULL);
/* ignore duplication failure */
/* TODO: change the type of arg->name from const hcl_ooch_t* to hcl_ooch_t*.
* change its specification from [IN] only to [INOUT] in hcl_ioinarg_t. */
}
/* END HACK */
return 0;
oops:
@ -242,6 +254,14 @@ static HCL_INLINE int close_input (hcl_t* hcl, hcl_ioinarg_t* arg)
bb = (bb_t*)arg->handle;
HCL_ASSERT (hcl, bb != HCL_NULL && bb->fp != HCL_NULL);
/* HACK */
if (!arg->includer && arg->name)
{
hcl_freemem (hcl, arg->name);
arg->name = HCL_NULL;
}
/* END HACK */
fclose (bb->fp);
hcl_freemem (hcl, bb);

31
lib/exec.c
View File

@ -3387,37 +3387,6 @@ else
HCL_STACK_PUSH (hcl, t);
}
#if 0
if (b1 == 1 || b1 == 3)
{
if (t3 == hcl->_nil)
{
((hcl_oop_oop_t)t2)->slot[0] = t1;
if (b1 == 1) HCL_STACK_PUSH (hcl, t2); /* push self again */
}
else
{
hcl_oop_t t;
t = hcl_makecons(hcl, t1, hcl->_nil);
if (HCL_UNLIKELY(!t)) goto oops;
((hcl_oop_oop_t)t3)->slot[1] = t;
if (b1 == 1) HCL_STACK_PUSH (hcl, t);
}
}
else if (b1 == 2)
{
if (t3 == hcl->_nil)
{
((hcl_oop_oop_t)t2)->slot[1] = t1;
}
else
{
((hcl_oop_oop_t)t3)->slot[1] = t1;
}
}
#endif
break;
}

2
lib/hcl.h
View File

@ -1167,7 +1167,7 @@ struct hcl_ioinarg_t
/**
* [OUT] place data here for #HCL_IO_READ
*/
hcl_ooch_t buf[2048];
hcl_ooch_t buf[2048]; /* TODO: resize this if necessary */
/**
* [OUT] place the number of characters read here for #HCL_IO_READ

39
lib/read.c
View File

@ -2066,6 +2066,26 @@ hcl_cnode_t* hcl_read (hcl_t* hcl)
return read_object(hcl);
}
/* ------------------------------------------------------------------------ */
hcl_iolxc_t* hcl_readchar (hcl_t* hcl)
{
int n = get_char(hcl);
if (n <= -1) return HCL_NULL;
return &hcl->c->lxc;
}
int hcl_unreadchar (hcl_t* hcl, const hcl_iolxc_t* c)
{
if (hcl->c->nungots >= HCL_COUNTOF(hcl->c->ungot))
{
hcl_seterrbfmt (hcl, HCL_EBUFFULL, "character unread buffer full");
return -1;
}
unget_char (hcl, c);
return 0;
}
/* TODO:
hcl_cnodetoobj (hcl_t* hcl, hcl_cnode_t* x)
@ -2075,6 +2095,7 @@ hcl_cnodetoobj (hcl_t* hcl, hcl_cnode_t* x)
}
*/
/* ------------------------------------------------------------------------ */
/* TODO: rename compiler to something else that can include reader, printer, and compiler
* move compiler intialization/finalization here to more common place */
@ -2297,21 +2318,3 @@ void hcl_detachio (hcl_t* hcl)
}
}
hcl_iolxc_t* hcl_readchar (hcl_t* hcl)
{
int n = get_char(hcl);
if (n <= -1) return HCL_NULL;
return &hcl->c->lxc;
}
int hcl_unreadchar (hcl_t* hcl, const hcl_iolxc_t* c)
{
if (hcl->c->nungots >= HCL_COUNTOF(hcl->c->ungot))
{
hcl_seterrbfmt (hcl, HCL_EBUFFULL, "character unread buffer full");
return -1;
}
unget_char (hcl, c);
return 0;
}