some more code for the feed-based reader

This commit is contained in:
2022-07-29 11:29:47 +00:00
parent 51c3145b88
commit e6d204c766
4 changed files with 154 additions and 143 deletions

View File

@ -96,6 +96,9 @@ struct xtn_t
/*hcl_oop_t sym_errstr;*/
};
/* ========================================================================= */
static hcl_t* g_hcl = HCL_NULL;
/* ========================================================================= */
@ -426,12 +429,91 @@ static void vm_checkbc (hcl_t* hcl, hcl_oob_t bcode)
}
*/
static void gc_hcl (hcl_t* hcl)
{
xtn_t* xtn = (xtn_t*)hcl_getxtn(hcl);
/*if (xtn->sym_errstr) xtn->sym_errstr = hcl_moveoop(hcl, xtn->sym_errstr);*/
}
/* ========================================================================= */
static hcl_oop_t execute_in_interactive_mode (hcl_t* hcl)
{
hcl_oop_t retv;
hcl_decode (hcl, 0, hcl_getbclen(hcl));
HCL_LOG0 (hcl, HCL_LOG_MNEMONIC, "------------------------------------------\n");
g_hcl = hcl;
/*setup_tick ();*/
retv = hcl_execute(hcl);
/* flush pending output data in the interactive mode(e.g. printf without a newline) */
hcl_flushio (hcl);
if (!retv)
{
hcl_logbfmt (hcl, HCL_LOG_STDERR, "ERROR: cannot execute - [%d] %js\n", hcl_geterrnum(hcl), hcl_geterrmsg(hcl));
}
else
{
/* print the result in the interactive mode regardless 'verbose' */
hcl_logbfmt (hcl, HCL_LOG_STDOUT, "%O\n", retv); /* TODO: show this go to the output handler?? */
/*
* print the value of ERRSTR.
hcl_oop_cons_t cons = hcl_getatsysdic(hcl, xtn->sym_errstr);
if (cons)
{
HCL_ASSERT (hcl, HCL_IS_CONS(hcl, cons));
HCL_ASSERT (hcl, HCL_CONS_CAR(cons) == xtn->sym_errstr);
hcl_print (hcl, HCL_CONS_CDR(cons));
}
*/
}
/*cancel_tick();*/
g_hcl = HCL_NULL;
return retv;
}
static hcl_oop_t execute_in_batch_mode (hcl_t* hcl, int verbose)
{
hcl_oop_t retv;
hcl_decode (hcl, 0, hcl_getbclen(hcl));
HCL_LOG2 (hcl, HCL_LOG_MNEMONIC, "BYTECODES bclen = > %zu lflen => %zu\n", hcl_getbclen(hcl), hcl_getlflen(hcl));
g_hcl = hcl;
/*setup_tick ();*/
retv = hcl_execute(hcl);
hcl_flushio (hcl);
if (!retv)
{
hcl_logbfmt (hcl, HCL_LOG_STDERR, "ERROR: cannot execute - [%d] %js\n", hcl_geterrnum(hcl), hcl_geterrmsg(hcl));
}
else if (verbose)
{
hcl_logbfmt (hcl, HCL_LOG_STDERR, "EXECUTION OK - EXITED WITH %O\n", retv);
}
/*cancel_tick();*/
g_hcl = HCL_NULL;
/*hcl_dumpsymtab (hcl);*/
return retv;
}
static int on_fed_cnode_in_interactive_mode (hcl_t* hcl, hcl_cnode_t* obj)
{
if (hcl_compile(hcl, obj, HCL_COMPILE_CLEAR_CODE | HCL_COMPILE_CLEAR_FNBLK) <= -1) return -1;
execute_in_interactive_mode (hcl);
return 0;
}
/* ========================================================================= */
static int handle_logopt (hcl_t* hcl, const hcl_bch_t* logstr)
@ -565,12 +647,6 @@ static int handle_dbgopt (hcl_t* hcl, const hcl_bch_t* str)
return 0;
}
#endif
/* ========================================================================= */
static hcl_t* g_hcl = HCL_NULL;
/* ========================================================================= */
/* ========================================================================= */
@ -704,7 +780,7 @@ count++;
print_synerr (hcl);
if (xtn->reader_istty && hcl_getsynerrnum(hcl) != HCL_SYNERR_EOF)
{
/* TODO: drain remaining data in the reader including the actual inputstream and buffered data in hcl */
/* TODO: drain remaining data in the reader including the actual input stream and buffered data in hcl */
continue;
}
}
@ -736,66 +812,11 @@ count++;
else if (xtn->reader_istty)
{
/* interactive mode */
hcl_oop_t retv;
hcl_decode (hcl, 0, hcl_getbclen(hcl));
HCL_LOG0 (hcl, HCL_LOG_MNEMONIC, "------------------------------------------\n");
g_hcl = hcl;
/*setup_tick ();*/
retv = hcl_execute(hcl);
/* flush pending output data in the interactive mode(e.g. printf without a newline) */
hcl_flushio (hcl);
if (!retv)
{
hcl_logbfmt (hcl, HCL_LOG_STDERR, "ERROR: cannot execute - [%d] %js\n", hcl_geterrnum(hcl), hcl_geterrmsg(hcl));
}
else
{
/* print the result in the interactive mode regardless 'verbose' */
hcl_logbfmt (hcl, HCL_LOG_STDOUT, "%O\n", retv); /* TODO: show this go to the output handler?? */
/*
* print the value of ERRSTR.
hcl_oop_cons_t cons = hcl_getatsysdic(hcl, xtn->sym_errstr);
if (cons)
{
HCL_ASSERT (hcl, HCL_IS_CONS(hcl, cons));
HCL_ASSERT (hcl, HCL_CONS_CAR(cons) == xtn->sym_errstr);
hcl_print (hcl, HCL_CONS_CDR(cons));
}
*/
}
/*cancel_tick();*/
g_hcl = HCL_NULL;
execute_in_interactive_mode (hcl);
}
}
if (!xtn->reader_istty && hcl_getbclen(hcl) > 0)
{
hcl_oop_t retv;
hcl_decode (hcl, 0, hcl_getbclen(hcl));
HCL_LOG2 (hcl, HCL_LOG_MNEMONIC, "BYTECODES bclen = > %zu lflen => %zu\n", hcl_getbclen(hcl), hcl_getlflen(hcl));
g_hcl = hcl;
/*setup_tick ();*/
retv = hcl_execute(hcl);
if (!retv)
{
hcl_logbfmt (hcl, HCL_LOG_STDERR, "ERROR: cannot execute - [%d] %js\n", hcl_geterrnum(hcl), hcl_geterrmsg(hcl));
}
else if (verbose)
{
hcl_logbfmt (hcl, HCL_LOG_STDERR, "EXECUTION OK - EXITED WITH %O\n", retv);
}
/*cancel_tick();*/
g_hcl = HCL_NULL;
/*hcl_dumpsymtab (hcl);*/
}
if (!xtn->reader_istty && hcl_getbclen(hcl) > 0) execute_in_batch_mode (hcl, verbose);
return 0;
@ -822,7 +843,10 @@ static int feed_loop (hcl_t* hcl, xtn_t* xtn, int cflags, int verbose)
}
/*(setvbuf (fp, NULL, _IONBF, 0);*/
if (xtn->reader_istty) hcl_beginfeed (hcl, on_fed_cnode_in_interactive_mode); /* override the default cnode handler */
/* TODO: use the io handler attached .. */
while (1)
{
hcl_ooi_t n;
@ -854,7 +878,6 @@ static int feed_loop (hcl_t* hcl, xtn_t* xtn, int cflags, int verbose)
/* 'len' must remain 0 in this case */
#endif
/* the compiler must be invoked whenever feed() sees a complete object */
if (x <= -1) goto feed_error;
}
@ -884,11 +907,7 @@ static int feed_loop (hcl_t* hcl, xtn_t* xtn, int cflags, int verbose)
fclose (fp);
/* TODO: execute code? */
if (hcl_getbclen(hcl) > 0)
{
/* TODO: execute code... */
}
if (!xtn->reader_istty && hcl_getbclen(hcl) > 0) execute_in_batch_mode (hcl, verbose);
return 0;
@ -1025,7 +1044,7 @@ int main (int argc, char* argv[])
memset (&hclcb, 0, HCL_SIZEOF(hclcb));
hclcb.gc = gc_hcl;
hclcb.vm_startup = vm_startup;
hclcb.vm_startup = vm_startup;
hclcb.vm_cleanup = vm_cleanup;
/*hclcb.vm_checkbc = vm_checkbc;*/
hcl_regcb (hcl, &hclcb);