enhanced the main program to show prompt in the interactive mode
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This commit is contained in:
hyung-hwan 2024-01-21 11:40:40 +09:00
parent e3120e20a2
commit ca9a6b9eb7
3 changed files with 52 additions and 30 deletions

View File

@ -102,7 +102,6 @@ struct xtn_t
const char* udo_path;
int vm_running;
int lang_flags;
/*hcl_oop_t sym_errstr;*/
};
@ -388,6 +387,12 @@ static void print_synerr (hcl_t* hcl)
hcl_logbfmt (hcl, HCL_LOG_STDERR, "\n");
}
static void show_prompt (hcl_t* hcl, int level)
{
/* TODO: different prompt per level */
hcl_logbfmt (hcl, HCL_LOG_STDOUT, "HCL> ");
hcl_logbfmt (hcl, HCL_LOG_STDOUT, HCL_NULL); /* flushing */
}
static hcl_oop_t execute_in_interactive_mode (hcl_t* hcl)
{
@ -481,6 +486,8 @@ static int on_fed_cnode_in_interactive_mode (hcl_t* hcl, hcl_cnode_t* obj)
xtn_t* xtn = (xtn_t*)hcl_getxtn(hcl);
if (hcl_compile(hcl, obj, HCL_COMPILE_CLEAR_CODE | HCL_COMPILE_CLEAR_FNBLK) <= -1) return -1;
execute_in_interactive_mode (hcl);
show_prompt (hcl, 0);
return 0;
}
@ -526,7 +533,8 @@ static int feed_loop (hcl_t* hcl, xtn_t* xtn, int verbose)
goto oops;
}
/* [NOTE] it isn't a very nice idea to get this internal data and use it with read_input() */
if (is_tty) show_prompt (hcl, 0);
while (1)
{
if (is_tty)
@ -582,7 +590,7 @@ oops:
return -1;
}
//#define DEFAULT_HEAPSIZE (512000ul)
/* #define DEFAULT_HEAPSIZE (512000ul) */
#define DEFAULT_HEAPSIZE (0ul) /* don't use the pre-allocated heap */
int main (int argc, char* argv[])
@ -599,7 +607,7 @@ int main (int argc, char* argv[])
#endif
{ ":heapsize", '\0' },
{ ":log", 'l' },
{ ":info", '\0' },
{ "info", '\0' },
{ ":modlibdirs", '\0' },
{ HCL_NULL, '\0' }
@ -691,7 +699,7 @@ int main (int argc, char* argv[])
}
}
if ((opt.ind + 1) != argc) goto print_usage;
if ((opt.ind + 1) != argc && !show_info) goto print_usage;
#endif
hcl = hcl_openstd(HCL_SIZEOF(xtn_t), HCL_NULL);
@ -716,17 +724,11 @@ int main (int argc, char* argv[])
{
hcl_bitmask_t trait = 0;
if (enable_block) xtn->lang_flags |= HCL_TRAIT_LANG_ENABLE_BLOCK;
if (nl_terminator) xtn->lang_flags |= HCL_TRAIT_LANG_ENABLE_EOL;;
/*trait |= HCL_TRAIT_NOGC;*/
trait |= HCL_TRAIT_AWAIT_PROCS;
trait |= xtn->lang_flags;
if (enable_block) trait |= HCL_TRAIT_LANG_ENABLE_BLOCK;
if (nl_terminator) trait |= HCL_TRAIT_LANG_ENABLE_EOL;;
hcl_setoption (hcl, HCL_TRAIT, &trait);
/* disable GC logs */
/*trait = ~HCL_LOG_GC;
hcl_setoption (hcl, HCL_LOG_MASK, &trait);*/
}
if (modlibdirs)
@ -756,7 +758,6 @@ int main (int argc, char* argv[])
#endif
}
memset (&hclcb, 0, HCL_SIZEOF(hclcb));
hclcb.gc = gc_hcl;
hclcb.vm_startup = vm_startup;
@ -809,19 +810,6 @@ int main (int argc, char* argv[])
goto oops;
}
/*
{
hcl_ooch_t errstr[] = { 'E', 'R', 'R', 'S', 'T', 'R' };
xtn->sym_errstr = hcl_makesymbol(hcl, errstr, 6);
if (!xtn->sym_errstr)
{
hcl_logbfmt (hcl, HCL_LOG_STDERR, "ERROR: cannot create the ERRSTR symbol - [%d] %js\n", hcl_geterrnum(hcl), hcl_geterrmsg(hcl));
goto oops;
}
HCL_OBJ_SET_FLAGS_KERNEL (xtn->sym_errstr, 1);
}
*/
/* -- from this point onward, any failure leads to jumping to the oops label
* -- instead of returning -1 immediately. --*/
set_signal (SIGINT, handle_sigint);

View File

@ -1696,6 +1696,18 @@ hcl_ooi_t hcl_logbfmtv (hcl_t* hcl, hcl_bitmask_t mask, const hcl_bch_t* fmt, va
mask |= HCL_LOG_UNTYPED;
}
if (!fmt)
{
/* perform flushing only if fmt is NULL */
if (hcl->log.len > 0)
{
HCL_VMPRIM_LOG_WRITE (hcl, hcl->log.last_mask, hcl->log.ptr, hcl->log.len);
hcl->log.len = 0;
}
HCL_VMPRIM_LOG_WRITE (hcl, hcl->log.last_mask, HCL_NULL, 0); /* forced flushing */
return 0;
}
HCL_MEMSET (&fo, 0, HCL_SIZEOF(fo));
fo.fmt_type = HCL_FMTOUT_FMT_TYPE_BCH;
fo.fmt_str = fmt;
@ -1751,6 +1763,19 @@ hcl_ooi_t hcl_logufmtv (hcl_t* hcl, hcl_bitmask_t mask, const hcl_uch_t* fmt, va
mask |= HCL_LOG_UNTYPED;
}
if (!fmt)
{
/* perform flushing only if fmt is NULL */
if (hcl->log.len > 0)
{
HCL_VMPRIM_LOG_WRITE (hcl, hcl->log.last_mask, hcl->log.ptr, hcl->log.len);
hcl->log.len = 0;
}
HCL_VMPRIM_LOG_WRITE (hcl, hcl->log.last_mask, HCL_NULL, 0); /* forced flushing */
return 0;
}
HCL_MEMSET (&fo, 0, HCL_SIZEOF(fo));
fo.fmt_type = HCL_FMTOUT_FMT_TYPE_UCH;
fo.fmt_str = fmt;
@ -1768,6 +1793,7 @@ hcl_ooi_t hcl_logufmtv (hcl_t* hcl, hcl_bitmask_t mask, const hcl_uch_t* fmt, va
HCL_VMPRIM_LOG_WRITE (hcl, hcl->log.last_mask, hcl->log.ptr, hcl->log.len);
hcl->log.len = 0;
}
return (x <= -1)? -1: fo.count;
}

View File

@ -534,10 +534,10 @@ static int write_log (hcl_t* hcl, int fd, const hcl_bch_t* ptr, hcl_oow_t len)
return 0;
}
static void flush_log (hcl_t* hcl, int fd)
static void flush_log (hcl_t* hcl, int fd, int force)
{
xtn_t* xtn = GET_XTN(hcl);
if (xtn->log.out.len > 0)
if (xtn->log.out.len > 0 || force)
{
write_all (fd, xtn->log.out.buf, xtn->log.out.len);
xtn->log.out.len = 0;
@ -551,6 +551,7 @@ static void log_write (hcl_t* hcl, hcl_bitmask_t mask, const hcl_ooch_t* msg, hc
xtn_t* xtn = GET_XTN(hcl);
int logfd;
int force_flush = 0;
if (mask & HCL_LOG_STDERR) logfd = 2;
else if (mask & HCL_LOG_STDOUT) logfd = 1;
@ -627,6 +628,12 @@ static void log_write (hcl_t* hcl, hcl_bitmask_t mask, const hcl_ooch_t* msg, hc
else if (mask & HCL_LOG_WARN) write_log (hcl, logfd, "\x1B[1;33m", 7);
}
if (!msg)
{
force_flush = 1;
goto flush_log_msg;
}
#if defined(HCL_OOCH_IS_UCH)
msgidx = 0;
while (len > 0)
@ -673,7 +680,8 @@ static void log_write (hcl_t* hcl, hcl_bitmask_t mask, const hcl_ooch_t* msg, hc
if (mask & (HCL_LOG_FATAL | HCL_LOG_ERROR | HCL_LOG_WARN)) write_log (hcl, logfd, "\x1B[0m", 4);
}
flush_log (hcl, logfd);
flush_log_msg:
flush_log (hcl, logfd, force_flush);
}
/* -----------------------------------------------------------------