added qse_awk_rtx_valtombs()/qse_awk_rtx_valtostr()

added sys::kill() to awk
added sys::SIGXXXX to awk
added or enhanced uci::XXXX in awk

qse/cmd/awk/awk.c

@@ -251,7 +251,7 @@ static qse_htb_walk_t print_awk_value (
 
 	qse_awk_rtx_geterrinf (rtx, &oerrinf);
 
-	str = qse_awk_rtx_valtocpldup (rtx, QSE_HTB_VPTR(pair), &len);
+	str = qse_awk_rtx_valtostrdup (rtx, QSE_HTB_VPTR(pair), &len);
 	if (str == QSE_NULL)
 	{
 		if (qse_awk_rtx_geterrnum(rtx) == QSE_AWK_EVALTYPE)
@@ -333,7 +333,7 @@ static void dprint_return (qse_awk_rtx_t* rtx, qse_awk_val_t* ret)
 	}
 	else
 	{
-		str = qse_awk_rtx_valtocpldup (rtx, ret, &len);
+		str = qse_awk_rtx_valtostrdup (rtx, ret, &len);
 		if (str == QSE_NULL)
 		{
 			dprint (QSE_T("[RETURN] - ***OUT OF MEMORY***\n"));
@@ -1071,6 +1071,9 @@ static int awk_main (int argc, qse_char_t* argv[])
 	retv = arg.call?
 		qse_awk_rtx_callwithstrs (rtx, arg.call, arg.icf.ptr, arg.icf.size):
 		qse_awk_rtx_loop (rtx);
+
+	unset_intr_run ();
+
 	if (retv)
 	{
 		qse_long_t tmp;
@@ -1081,10 +1084,7 @@ static int awk_main (int argc, qse_char_t* argv[])
 		ret = 0;
 		if (qse_awk_rtx_valtolong (rtx, retv, &tmp) >= 0) ret = tmp;
 	}
-
+	else
-	unset_intr_run ();
-
-	if (ret <= -1)
 	{
 		print_rtxerr (rtx);
 		goto oops;

qse/include/qse/awk/awk.h

@@ -1960,6 +1960,15 @@ qse_awk_val_t* qse_awk_rtx_getarg (
 	qse_size_t     idx
 );
 
+/**
+ * The qse_awk_rtx_getsubsep() function returns the
+ * pointer to the internal value of SUBSEP. It's a specialized
+ * version of qse_awk_rtx_getgbl (rtx, QSE_AWK_GBL_SUBSEP).
+ */
+const qse_xstr_t* qse_awk_rtx_getsubsep (
+	qse_awk_rtx_t* rtx  /**< runtime context */
+);
+
 /**
  * The qse_awk_rtx_getgbl() gets the value of a global variable.
  * The global variable ID @a id is one of the predefined global 
@@ -2473,14 +2482,14 @@ int qse_awk_rtx_valtostr (
 );
 
 /**
- * The qse_awk_rtx_valtocpldup() function provides a shortcut to the 
+ * The qse_awk_rtx_valtostrdup() function provides a shortcut to the 
  * qse_awk_rtx_valtostr() function with the #QSE_AWK_RTX_VALTOSTR_CPLDUP type.
  * It returns the pointer to a string converted from @a val and stores its 
  * length to memory pointed to by @a len. You should free the returned
  * memory block after use. See the code snippet below for a simple usage.
  *
  * @code
- * ptr = qse_awk_rtx_valtocpldup (rtx, v, &len);
+ * ptr = qse_awk_rtx_valtostrdup (rtx, v, &len);
  * if (str == QSE_NULL) handle_error();
  * qse_printf (QSE_T("%.*s\n"), (int)len, ptr);
  * qse_awk_rtx_free (rtx, ptr);
@@ -2489,7 +2498,19 @@ int qse_awk_rtx_valtostr (
  * @return character pointer to a string converted on success,
  *         #QSE_NULL on failure
  */
-qse_char_t* qse_awk_rtx_valtocpldup (
+qse_char_t* qse_awk_rtx_valtostrdup (
+	qse_awk_rtx_t*       rtx, /**< runtime context */
+	const qse_awk_val_t* val, /**< value to convert */
+	qse_size_t*          len  /**< result length */
+);
+
+qse_mchar_t* qse_awk_rtx_valtombsdup (
+	qse_awk_rtx_t*       rtx, /**< runtime context */
+	const qse_awk_val_t* val, /**< value to convert */
+	qse_size_t*          len  /**< result length */
+);
+
+qse_wchar_t* qse_awk_rtx_valtowcsdup (
 	qse_awk_rtx_t*       rtx, /**< runtime context */
 	const qse_awk_val_t* val, /**< value to convert */
 	qse_size_t*          len  /**< result length */

qse/lib/awk/awk.h

@@ -298,31 +298,11 @@ struct qse_awk_rtx_t
 		qse_long_t nr;
 		qse_long_t fnr;
 
-		struct 
+		qse_xstr_t convfmt;
-		{
+		qse_xstr_t ofmt;
-			qse_char_t* ptr;
+		qse_xstr_t ofs;
-			qse_size_t len;
+		qse_xstr_t ors;
-		} convfmt;
+		qse_xstr_t subsep;
-		struct
-		{
-			qse_char_t* ptr;
-			qse_size_t len;
-		} ofmt;
-		struct
-		{
-			qse_char_t* ptr;
-			qse_size_t len;
-		} ofs;
-		struct
-		{
-			qse_char_t* ptr;
-			qse_size_t len;
-		} ors;
-		struct
-		{
-			qse_char_t* ptr;
-			qse_size_t len;
-		} subsep;
 	} gbl;
 
 	/* rio chain */

qse/lib/awk/fnc.c

@@ -245,7 +245,7 @@ static int fnc_close (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
 	}
 	else
 	{
-		name = qse_awk_rtx_valtocpldup (rtx, a0, &len);
+		name = qse_awk_rtx_valtostrdup (rtx, a0, &len);
 		if (name == QSE_NULL) return -1;
 	}
 
@@ -258,7 +258,7 @@ static int fnc_close (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
 		}
 		else
 		{
-			opt = qse_awk_rtx_valtocpldup (rtx, a1, &optlen);
+			opt = qse_awk_rtx_valtostrdup (rtx, a1, &optlen);
 			if (opt == QSE_NULL) 
 			{
 				if (a1->type != QSE_AWK_VAL_STR)
@@ -386,7 +386,7 @@ static int fnc_fflush (qse_awk_rtx_t* run, const qse_awk_fnc_info_t* fi)
 		}
 		else
 		{
-			str0 = qse_awk_rtx_valtocpldup (run, a0, &len0);
+			str0 = qse_awk_rtx_valtostrdup (run, a0, &len0);
 			if (str0 == QSE_NULL) return -1;
 		}
 
@@ -462,7 +462,7 @@ static int fnc_index (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
 	}
 	else
 	{
-		str0 = qse_awk_rtx_valtocpldup (rtx, a0, &len0);
+		str0 = qse_awk_rtx_valtostrdup (rtx, a0, &len0);
 		if (str0 == QSE_NULL) return -1;
 	}
 
@@ -473,7 +473,7 @@ static int fnc_index (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
 	}
 	else
 	{
-		str1 = qse_awk_rtx_valtocpldup (rtx, a1, &len1);
+		str1 = qse_awk_rtx_valtostrdup (rtx, a1, &len1);
 		if (str1 == QSE_NULL)
 		{
 			if (a0->type != QSE_AWK_VAL_STR) 
@@ -526,7 +526,7 @@ static int fnc_length (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
 		}
 		else
 		{
-			str = qse_awk_rtx_valtocpldup (rtx, v, &len);
+			str = qse_awk_rtx_valtostrdup (rtx, v, &len);
 			if (str == QSE_NULL) return -1;
 			QSE_AWK_FREE (rtx->awk, str);
 		}
@@ -562,7 +562,7 @@ static int fnc_substr (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
 	}
 	else 
 	{
-		str = qse_awk_rtx_valtocpldup (rtx, a0, &len);
+		str = qse_awk_rtx_valtostrdup (rtx, a0, &len);
 		if (str == QSE_NULL) return -1;
 	}
 
@@ -667,7 +667,7 @@ static int fnc_split (qse_awk_rtx_t* run, const qse_awk_fnc_info_t* fi)
 	}
 	else 
 	{
-		str.ptr = qse_awk_rtx_valtocpldup (run, a0, &str.len);
+		str.ptr = qse_awk_rtx_valtostrdup (run, a0, &str.len);
 		if (str.ptr == QSE_NULL) return -1;
 		str_free = (qse_char_t*)str.ptr;
 	}
@@ -688,7 +688,7 @@ static int fnc_split (qse_awk_rtx_t* run, const qse_awk_fnc_info_t* fi)
 		}
 		else
 		{
-			fs.ptr = qse_awk_rtx_valtocpldup (run, t1, &fs.len);
+			fs.ptr = qse_awk_rtx_valtostrdup (run, t1, &fs.len);
 			if (fs.ptr == QSE_NULL) goto oops;
 			fs_free = (qse_char_t*)fs.ptr;
 		}
@@ -714,7 +714,7 @@ static int fnc_split (qse_awk_rtx_t* run, const qse_awk_fnc_info_t* fi)
 		}
 		else
 		{
-			fs.ptr = qse_awk_rtx_valtocpldup (run, a2, &fs.len);
+			fs.ptr = qse_awk_rtx_valtostrdup (run, a2, &fs.len);
 			if (fs.ptr == QSE_NULL) goto oops;
 			fs_free = (qse_char_t*)fs.ptr;
 		}
@@ -831,7 +831,7 @@ static int fnc_tolower (qse_awk_rtx_t* run, const qse_awk_fnc_info_t* fi)
 	}
 	else 
 	{
-		str.ptr = qse_awk_rtx_valtocpldup (run, a0, &str.len);
+		str.ptr = qse_awk_rtx_valtostrdup (run, a0, &str.len);
 		if (str.ptr == QSE_NULL) return -1;
 	}
 
@@ -868,7 +868,7 @@ static int fnc_toupper (qse_awk_rtx_t* run, const qse_awk_fnc_info_t* fi)
 	}
 	else 
 	{
-		str.ptr = qse_awk_rtx_valtocpldup (run, a0, &str.len);
+		str.ptr = qse_awk_rtx_valtostrdup (run, a0, &str.len);
 		if (str.ptr == QSE_NULL) return -1;
 	}
 
@@ -928,7 +928,7 @@ static int __substitute (qse_awk_rtx_t* run, qse_long_t max_count)
 	}
 	else
 	{
-		s0.ptr = qse_awk_rtx_valtocpldup (run, a0, &s0.len);
+		s0.ptr = qse_awk_rtx_valtostrdup (run, a0, &s0.len);
 		if (s0.ptr == QSE_NULL) goto oops;
 		s0_free = (qse_char_t*)s0.ptr;
 	}
@@ -940,7 +940,7 @@ static int __substitute (qse_awk_rtx_t* run, qse_long_t max_count)
 	}
 	else
 	{
-		s1.ptr = qse_awk_rtx_valtocpldup (run, a1, &s1.len);
+		s1.ptr = qse_awk_rtx_valtostrdup (run, a1, &s1.len);
 		if (s1.ptr == QSE_NULL) goto oops;
 		s1_free = (qse_char_t*)s1.ptr;
 	}
@@ -990,7 +990,7 @@ static int __substitute (qse_awk_rtx_t* run, qse_long_t max_count)
 		}
 		else
 		{
-			s2.ptr = qse_awk_rtx_valtocpldup (run, *a2_ref, &s2.len);
+			s2.ptr = qse_awk_rtx_valtostrdup (run, *a2_ref, &s2.len);
 			if (s2.ptr == QSE_NULL) goto oops;
 			s2_free = (qse_char_t*)s2.ptr;
 		}
@@ -1241,7 +1241,7 @@ static int fnc_match (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
 	}
 	else
 	{
-		str0 = qse_awk_rtx_valtocpldup (rtx, a0, &len0);
+		str0 = qse_awk_rtx_valtostrdup (rtx, a0, &len0);
 		if (str0 == QSE_NULL) return -1;
 	}
 
@@ -1260,7 +1260,7 @@ static int fnc_match (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
 		}
 		else
 		{
-			str1 = qse_awk_rtx_valtocpldup (rtx, a1, &len1);
+			str1 = qse_awk_rtx_valtostrdup (rtx, a1, &len1);
 			if (str1 == QSE_NULL)
 			{
 				if (a0->type != QSE_AWK_VAL_STR) 
@@ -1379,7 +1379,7 @@ static int fnc_sprintf (qse_awk_rtx_t* run, const qse_awk_fnc_info_t* fi)
 	}
 	else
 	{
-		cs0.ptr = qse_awk_rtx_valtocpldup (run, a0, &cs0.len);
+		cs0.ptr = qse_awk_rtx_valtostrdup (run, a0, &cs0.len);
 		if (cs0.ptr == QSE_NULL) goto oops;
 	}
 

qse/lib/awk/parse.c

@@ -4948,6 +4948,7 @@ static qse_awk_nde_t* parse_primary_ident_segs (
 	if (mod == QSE_NULL)
 	{
 		if (ISNOERR(awk)) SETERR_LOC (awk, QSE_AWK_ENOSUP, xloc);
+		else ADJERR_LOC (awk, xloc);
 	}
 	else
 	{

qse/lib/awk/rio.c

@@ -215,7 +215,7 @@ static QSE_INLINE int resolve_rs (
 			break;
 
 		default:
-			rrs->ptr = qse_awk_rtx_valtocpldup (rtx, rs, &rrs->len);
+			rrs->ptr = qse_awk_rtx_valtostrdup (rtx, rs, &rrs->len);
 			if (rrs->ptr == QSE_NULL) ret = -1;
 			break;
 	}

qse/lib/awk/run.c

@@ -299,6 +299,11 @@ QSE_INLINE qse_awk_val_t* qse_awk_rtx_getgbl (qse_awk_rtx_t* run, int id)
 	return STACK_GBL (run, id);
 }
 
+const qse_xstr_t* qse_awk_rtx_getsubsep (qse_awk_rtx_t* run)
+{
+	return &run->gbl.subsep;
+}
+
 /* internal function to set a value to a global variable.
  * this function can handle a few special global variables that
  * require special treatment. */
@@ -602,7 +607,7 @@ static int set_global (
 			out.type = QSE_AWK_RTX_VALTOSTR_CPLDUP;
 			if (qse_awk_rtx_valtostr (rtx, val, &out) <= -1) return -1;
 
-			if (rtx->gbl.subsep.ptr != QSE_NULL)
+			if (rtx->gbl.subsep.ptr)
 				QSE_AWK_FREE (rtx->awk, rtx->gbl.subsep.ptr);
 			rtx->gbl.subsep.ptr = out.u.cpldup.ptr;
 			rtx->gbl.subsep.len = out.u.cpldup.len;

qse/lib/awk/std.c

@@ -2167,7 +2167,7 @@ static int fnc_system (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
 	}
 	else
 	{
-		str = qse_awk_rtx_valtocpldup (rtx, v, &len);
+		str = qse_awk_rtx_valtostrdup (rtx, v, &len);
 		if (str == QSE_NULL) return -1;
 	}
 
@@ -2302,7 +2302,7 @@ static int fnc_setioattr (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
 		}
 		else
 		{
-			ptr[i] = qse_awk_rtx_valtocpldup (rtx, v[i], &len[i]);
+			ptr[i] = qse_awk_rtx_valtostrdup (rtx, v[i], &len[i]);
 			if (ptr[i] == QSE_NULL) 
 			{
 				ret = -1;
@@ -2431,7 +2431,7 @@ static int fnc_getioattr (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
 		}
 		else
 		{
-			ptr[i] = qse_awk_rtx_valtocpldup (rtx, v[i], &len[i]);
+			ptr[i] = qse_awk_rtx_valtostrdup (rtx, v[i], &len[i]);
 			if (ptr[i] == QSE_NULL) 
 			{
 				ret = -1;

qse/lib/awk/val.c

@@ -245,7 +245,7 @@ qse_awk_val_t* qse_awk_rtx_makestrvalwithmcstr (
 	return qse_awk_rtx_makestrvalwithcstr (rtx, mcstr);
 #else
 	qse_awk_val_t* v;
-	qse_wcstr_t tmp;
+	qse_wxstr_t tmp;
 	qse_size_t mbslen;
 
 	mbslen = mcstr->len;
@@ -267,7 +267,7 @@ qse_awk_val_t* qse_awk_rtx_makestrvalwithwcstr (
 {
 #if defined(QSE_CHAR_IS_MCHAR)
 	qse_awk_val_t* v;
-	qse_mcstr_t tmp;
+	qse_mxstr_t tmp;
 	qse_size_t wcslen;
 
 	wcslen = wcstr->len;
@@ -1266,7 +1266,7 @@ int qse_awk_rtx_valtostr (
 	return -1;
 }
 
-qse_char_t* qse_awk_rtx_valtocpldup (
+qse_char_t* qse_awk_rtx_valtostrdup (
 	qse_awk_rtx_t* rtx, const qse_awk_val_t* v, qse_size_t* len)
 {
 	qse_awk_rtx_valtostr_out_t out;
@@ -1274,10 +1274,58 @@ qse_char_t* qse_awk_rtx_valtocpldup (
 	out.type = QSE_AWK_RTX_VALTOSTR_CPLDUP;
 	if (qse_awk_rtx_valtostr (rtx, v, &out) <= -1) return QSE_NULL;
 
-	*len = out.u.cpldup.len;
+	if (len) *len = out.u.cpldup.len;
 	return out.u.cpldup.ptr;
 }
 
+qse_mchar_t* qse_awk_rtx_valtombsdup (
+	qse_awk_rtx_t* rtx, const qse_awk_val_t* v, qse_size_t* len)
+{
+#if defined(QSE_CHAR_IS_MCHAR)
+	qse_awk_rtx_valtostr_out_t out;
+
+	out.type = QSE_AWK_RTX_VALTOSTR_CPLDUP;
+	if (qse_awk_rtx_valtostr (rtx, v, &out) <= -1) return QSE_NULL;
+
+	if (len) *len = out.u.cpldup.len;
+	return out.u.cpldup.ptr;
+#else
+	qse_awk_rtx_valtostr_out_t out;
+	qse_mchar_t* mbs;
+
+	out.type = QSE_AWK_RTX_VALTOSTR_CPLDUP;
+	if (qse_awk_rtx_valtostr (rtx, v, &out) <= -1) return QSE_NULL;
+
+	mbs = qse_wcsntombsdup (out.u.cpldup.ptr, out.u.cpldup.len, len, rtx->awk->mmgr);
+	QSE_AWK_FREE (rtx->awk, out.u.cpldup.ptr);
+	return mbs;
+#endif
+}
+
+qse_wchar_t* qse_awk_rtx_valtowcsdup (
+	qse_awk_rtx_t* rtx, const qse_awk_val_t* v, qse_size_t* len)
+{
+#if defined(QSE_CHAR_IS_MCHAR)
+	qse_awk_rtx_valtostr_out_t out;
+	qse_wchar_t* wcs;
+
+	out.type = QSE_AWK_RTX_VALTOSTR_CPLDUP;
+	if (qse_awk_rtx_valtostr (rtx, v, &out) <= -1) return QSE_NULL;
+
+	wcs = qse_mbsntombsdup (out.u.cpldup.ptr, out.u.cpldup.len, len, rtx->awk->mmgr);
+	QSE_AWK_FREE (rtx->awk, out.u.cpldup.ptr);
+	return wcs;
+#else
+	qse_awk_rtx_valtostr_out_t out;
+
+	out.type = QSE_AWK_RTX_VALTOSTR_CPLDUP;
+	if (qse_awk_rtx_valtostr (rtx, v, &out) <= -1) return QSE_NULL;
+
+	if (len) *len = out.u.cpldup.len;
+	return out.u.cpldup.ptr;
+#endif
+}
+
 int qse_awk_rtx_valtonum (
 	qse_awk_rtx_t* rtx, const qse_awk_val_t* v, qse_long_t* l, qse_flt_t* r)
 {

qse/mod/awk/sys.c

@@ -13,64 +13,99 @@
 #	include <dos.h>
 #else
 #	include <unistd.h>
+#	include <signal.h>
 #	include <sys/wait.h>
 #	include <errno.h>
 #endif
 
 static int fnc_fork (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
 {
-#if defined(_WIN32)
+	qse_long_t pid;
-	qse_awk_rtx_seterrnum (rtx, QSE_AWK_ENOIMPL, QSE_NULL);
-	return -1;
-	
-#elif defined(__OS2__)
-	qse_awk_rtx_seterrnum (rtx, QSE_AWK_ENOIMPL, QSE_NULL);
-	return -1;
-	
-#elif defined(__DOS__)
-	qse_awk_rtx_seterrnum (rtx, QSE_AWK_ENOIMPL, QSE_NULL);
-	return -1;
-
-#else
-	pid_t pid;
 	qse_awk_val_t* retv;
 
+#if defined(_WIN32)
+	/* TOOD: implement this*/
+	pid = -1;
+	
+#elif defined(__OS2__)
+	/* TOOD: implement this*/
+	pid = -1;
+	
+#elif defined(__DOS__)
+	/* TOOD: implement this*/
+	pid = -1;
+
+#else
 	pid = fork ();
+#endif
+
 	retv = qse_awk_rtx_makeintval (rtx, pid);
 	if (retv == QSE_NULL) return -1;
+
 	qse_awk_rtx_setretval (rtx, retv);
 	return 0;
-#endif
 }
 
 static int fnc_wait (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
 {
-	qse_long_t lv;
+	qse_long_t pid;
 	qse_awk_val_t* retv;
-	int n;
+	int rx;
 
 /* TODO: handle more parameters */
 
-	n = qse_awk_rtx_valtolong (rtx, qse_awk_rtx_getarg (rtx, 0), &lv);
+	rx = qse_awk_rtx_valtolong (rtx, qse_awk_rtx_getarg (rtx, 0), &pid);
-	if (n <= -1) return -1;
+	if (rx >= 0)
-
+	{
 #if defined(_WIN32)
-	qse_awk_rtx_seterrnum (rtx, QSE_AWK_ENOIMPL, QSE_NULL);
+		/* TOOD: implement this*/
-	return -1;
+		rx = -1;
-	
 #elif defined(__OS2__)
-	qse_awk_rtx_seterrnum (rtx, QSE_AWK_ENOIMPL, QSE_NULL);
+		/* TOOD: implement this*/
-	return -1;
+		rx = -1;
-	
 #elif defined(__DOS__)
-	qse_awk_rtx_seterrnum (rtx, QSE_AWK_ENOIMPL, QSE_NULL);
+		/* TOOD: implement this*/
-	return -1;
+		rx = -1;
-
 #else
-	n = waitpid (lv, QSE_NULL, 0);
+		rx = waitpid (pid, QSE_NULL, 0);
 #endif
+	}
 
-	retv = qse_awk_rtx_makeintval (rtx, n);
+	retv = qse_awk_rtx_makeintval (rtx, rx);
+	if (retv == QSE_NULL) return -1;
+
+	qse_awk_rtx_setretval (rtx, retv);
+	return 0;
+}
+
+static int fnc_kill (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
+{
+	qse_long_t pid, sig;
+	qse_awk_val_t* retv;
+	int rx;
+
+	if (qse_awk_rtx_valtolong (rtx, qse_awk_rtx_getarg (rtx, 0), &pid) <= -1 ||
+	    qse_awk_rtx_valtolong (rtx, qse_awk_rtx_getarg (rtx, 1), &sig) <= -1)
+	{
+		rx = -1;
+	}
+	else
+	{
+#if defined(_WIN32)
+		/* TOOD: implement this*/
+		rx = -1;
+#elif defined(__OS2__)
+		/* TOOD: implement this*/
+		rx = -1;
+#elif defined(__DOS__)
+		/* TOOD: implement this*/
+		rx = -1;
+#else
+		rx = kill (pid, sig);
+#endif
+	}
+
+	retv = qse_awk_rtx_makeintval (rtx, rx);
 	if (retv == QSE_NULL) return -1;
 
 	qse_awk_rtx_setretval (rtx, retv);
@@ -81,25 +116,26 @@ static int fnc_sleep (qse_awk_rtx_t* rtx, const qse_awk_fnc_info_t* fi)
 {
 	qse_long_t lv;
 	qse_awk_val_t* retv;
-	int n;
+	int rx;
 
-	n = qse_awk_rtx_valtolong (
+	rx = qse_awk_rtx_valtolong (
 		rtx, qse_awk_rtx_getarg (rtx, 0), &lv);
-	if (n <= -1) return -1;
+	if (rx >= 0)
-
+	{
 #if defined(_WIN32)
 		Sleep ((DWORD)(lv * 1000));
-	n = 0;
+		rx = 0;
 #elif defined(__OS2__)
 		DosSleep ((ULONG)(lv * 1000));
-	n = 0;
+		rx = 0;
 #elif defined(__DOS__)
-	n = sleep (lv);	
+		rx = sleep (lv);	
 #else
-	n = sleep (lv);	
+		rx = sleep (lv);	
 #endif
+	}
 
-	retv = qse_awk_rtx_makeintval (rtx, n);
+	retv = qse_awk_rtx_makeintval (rtx, rx);
 	if (retv == QSE_NULL) return -1;
 
 	qse_awk_rtx_setretval (rtx, retv);
@@ -123,13 +159,50 @@ struct inttab_t
 static fnctab_t fnctab[] =
 {
 	{ QSE_T("fork"),    { { 0, 0 }, fnc_fork  } },
+	{ QSE_T("kill"),    { { 2, 2 }, fnc_kill  } },
 	{ QSE_T("sleep"),   { { 1, 1 }, fnc_sleep } },
 	{ QSE_T("wait"),    { { 1, 1 }, fnc_wait  } }
 };
 
+#if !defined(SIGHUP)
+#	define SIGHUP 1
+#endif
+#if !defined(SIGINT)
+#	define SIGINT 2
+#endif
+#if !defined(SIGQUIT)
+#	define SIGQUIT 3
+#endif
+#if !defined(SIGABRT)
+#	define SIGABRT 6
+#endif
+#if !defined(SIGKILL)
+#	define SIGKILL 9
+#endif
+#if !defined(SIGSEGV)
+#	define SIGSEGV 11
+#endif
+#if !defined(SIGALRM)
+#	define SIGALRM 14
+#endif
+#if !defined(SIGTERM)
+#	define SIGKILL 15
+#endif
+
 static inttab_t inttab[] =
 {
-	{ QSE_T("WNOHANG"), { WNOHANG } }
+	{ QSE_T("SIGABRT"), { SIGABRT } },
+	{ QSE_T("SIGALRM"), { SIGALRM } },
+	{ QSE_T("SIGHUP"),  { SIGHUP } },
+	{ QSE_T("SIGINT"),  { SIGINT } },
+	{ QSE_T("SIGKILL"), { SIGKILL } },
+	{ QSE_T("SIGSEGV"), { SIGSEGV } },
+	{ QSE_T("SIGTERM"), { SIGTERM } },
+	{ QSE_T("SIGQUIT"), { SIGQUIT } }
+
+/*
+	{ QSE_T("WNOHANG"), { WNOHANG } },
+*/
 };
 
 static int query (qse_awk_mod_t* mod, qse_awk_t* awk, const qse_char_t* name, qse_awk_mod_sym_t* sym)

qse/samples/awk/awk03.c

@@ -103,7 +103,7 @@ int main ()
 			ret = -1; goto oops;
 		}
 
-		str = qse_awk_rtx_valtocpldup (rtx, v, &len);
+		str = qse_awk_rtx_valtostrdup (rtx, v, &len);
 		if (str == QSE_NULL)
 		{
 			qse_fprintf (QSE_STDERR, QSE_T("error: %s\n"), 

qse/samples/awk/awk04.c

@@ -111,7 +111,7 @@ int main ()
 		ret = -1; goto oops;
 	}
 
-	str = qse_awk_rtx_valtocpldup (rtx, rtv, &len);
+	str = qse_awk_rtx_valtostrdup (rtx, rtv, &len);
 	if (str == QSE_NULL)
 	{
 		qse_fprintf (QSE_STDERR, QSE_T("error: %s\n"), 

qse/samples/awk/awk10.c

@@ -105,7 +105,7 @@ int main ()
 	{
 		qse_awk_val_t* v, * fv;
 
-		fv = qse_awk_rtx_makestrval0 (rtx, xxx[i].vptr);
+		fv = qse_awk_rtx_makestrvalwithstr (rtx, xxx[i].vptr);
 		if (fv == QSE_NULL)
 		{
 			qse_fprintf (QSE_STDERR, QSE_T("error: %s\n"), 
@@ -143,7 +143,7 @@ int main ()
 		{
 			qse_xstr_t str;
 
-			str.ptr = qse_awk_rtx_valtocpldup (
+			str.ptr = qse_awk_rtx_valtostrdup (
 				rtx, QSE_AWK_VAL_MAP_ITR_VAL(iptr), &str.len);
 			if (str.ptr == QSE_NULL)
 			{
@@ -166,7 +166,7 @@ int main ()
 	{
 		qse_xstr_t str;
 
-		str.ptr = qse_awk_rtx_valtocpldup (rtx, rtv, &str.len);
+		str.ptr = qse_awk_rtx_valtostrdup (rtx, rtv, &str.len);
 		if (str.ptr == QSE_NULL)
 		{
 			qse_fprintf (QSE_STDERR, QSE_T("error: %s\n"),