From 03fe36165b6767bc4e0d26bf1b1de38fdff3f75e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?John=20Ankarstr=C3=B6m?= <john@ankarstrom.se>
Date: Sun, 17 Jul 2022 00:50:37 +0200
Subject: Use SWI-Prolog's wide-character functions.

This avoids the use of TsmFromSz.
---
 c/pl.h | 33 ++++++++++++++++++++++-----------
 1 file changed, 22 insertions(+), 11 deletions(-)

(limited to 'c/pl.h')

diff --git a/c/pl.h b/c/pl.h
index e91aff0..e1dbea7 100644
--- a/c/pl.h
+++ b/c/pl.h
@@ -25,23 +25,34 @@ inline int PlPut(term_t t, long long x) { return PL_put_integer(t, x); }
 inline int PlPut(term_t t, atom_t x) { return PL_put_atom(t, x); }
 inline int PlPut(term_t t, char *x) { return PL_put_atom(t, PL_new_atom(x)); }
 inline int PlPut(term_t t, const char *x) { return PL_put_atom(t, PL_new_atom(x)); }
-inline int PlPut(term_t t, int *x) { return -1; }
-inline int PlPut(term_t t, long *x) { return -1; }
-inline int PlPut(term_t t, long long *x) { return -1; }
-inline int PlPut(term_t t, atom_t *x) { return -1; }
-inline int PlPut(term_t t, char **x) { return -1; }
+inline int PlPut(term_t t, wchar_t *x) { return PL_put_atom(t, PL_new_atom_wchars(-1, x)); }
+inline int PlPut(term_t t, const wchar_t *x) { return PL_put_atom(t, PL_new_atom_wchars(-1, x)); }
+inline int PlPut(term_t, int *) { return -1; }
+inline int PlPut(term_t, long *) { return -1; }
+inline int PlPut(term_t, long long *) { return -1; }
+inline int PlPut(term_t, atom_t *) { return -1; }
+inline int PlPut(term_t, char **) { return -1; }
+inline int PlPut(term_t, wchar_t **) { return -1; }
 
-inline int PlGet(term_t t, int x) { return -1; }
-inline int PlGet(term_t t, long x) { return -1; }
-inline int PlGet(term_t t, long long x) { return -1; }
-inline int PlGet(term_t t, atom_t x) { return -1; }
-inline int PlGet(term_t t, char *x) { return -1; }
-inline int PlGet(term_t t, const char *x) { return -1; }
+inline int PlGet(term_t, int) { return -1; }
+inline int PlGet(term_t, long) { return -1; }
+inline int PlGet(term_t, long long) { return -1; }
+inline int PlGet(term_t, atom_t) { return -1; }
+inline int PlGet(term_t, char*) { return -1; }
+inline int PlGet(term_t, const char *) { return -1; }
 inline int PlGet(term_t t, int *x) { return PL_get_integer(t, x); }
 inline int PlGet(term_t t, long *x) { return PL_get_long(t, x); }
 inline int PlGet(term_t t, long long *x) { return PL_get_int64(t, x); }
 inline int PlGet(term_t t, atom_t *x) { return PL_get_atom(t, x); }
 inline int PlGet(term_t t, char **x) { return PL_get_atom_chars(t, x); }
+inline int PlGet(term_t t, wchar_t **x)
+{
+	atom_t a;
+	size_t siz;
+	if (!PL_get_atom(t, &a)) return 0;
+	*x = (wchar_t *)PL_atom_wchars(a, &siz);
+	return *x != NULL;
+}
 
 /* Helper templates for Plx, Pl. */
 template <typename T>
-- 
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