4 files changed, 124 insertions, 11 deletions
diff --git a/src/nonstd/__load_locale.h b/src/nonstd/__load_locale.h
new file mode 100644
index 00000000..16709870
--- /dev/null
+++ b/src/nonstd/__load_locale.h
@@ -0,0 +1,111 @@
+#include <locale.h>
+#include <limits.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "nonstd/locale.h"
+#include "nonstd/ctype.h"
+
+#define LC_COLLATE_MASK (1<<0)
+#define LC_CTYPE_MASK (1<<1)
+#define LC_MONETARY_MASK (1<<2)
+#define LC_NUMERIC_MASK (1<<3)
+#define LC_TIME_MASK (1<<4)
+#define LC_MESSAGES_MASK (1<<5)
+
+#define stringreplace(_old, _new) do { \
+	_old = realloc(_old, strlen(_new) + 1); \
+	if (_old == NULL) { \
+		return NULL; \
+	} \
+	strcpy(_old, _new); \
+} while (0)
+
+char * __load_locale(struct __locale_t *loc, int mask, const char *name)
+{
+	char localepath[FILENAME_MAX] = "/lib/locale/";
+	strcat(localepath, name);
+
+	FILE *localefile = fopen(localepath, "rb");
+	if (localefile == NULL && strcmp(name, "C") && strcmp(name, "POSIX")) {
+		return NULL;
+	}
+
+	if (mask & LC_COLLATE_MASK) {
+		stringreplace(loc->collate, name);
+
+		/* read from file */
+		loc->collation = NULL;
+	}
+
+	if (mask & LC_CTYPE_MASK) {
+		stringreplace(loc->ctype, name);
+
+		if (localefile == NULL) {
+			int i;
+			loc->ctattr = realloc(loc->ctattr, CHAR_MAX);
+
+			for (i = 0; i < 32; i++) {
+				loc->ctattr[i] = CNTRL;
+			}
+			for (i = 'a'; i < 'z'; i++) {
+				loc->ctattr[i] = LOWER;
+			}
+			for (i = 'A'; i < 'Z'; i++) {
+				loc->ctattr[i] = UPPER;
+			}
+			for (i = '0'; i < '9'; i++) {
+				loc->ctattr[i] = DIGIT | XDIGIT;
+			}
+			/* others */
+
+			loc->ctoupper = realloc(loc->ctoupper, CHAR_MAX);
+			for (i = 0; i < CHAR_MAX; i++) {
+				loc->ctoupper[i] = ('a' <= i && i <= 'z') ? i + 32 : i;
+			}
+
+			loc->ctolower = realloc(loc->ctolower, CHAR_MAX);
+			for (i = 0; i < CHAR_MAX; i++) {
+				loc->ctolower[i] = ('A' <= i && i <= 'Z') ? i - 32 : i;
+			}
+		} else {
+			/* read from file */
+			loc->ctattr = NULL;
+			loc->ctoupper = NULL;
+			loc->ctolower = NULL;
+		}
+	}
+
+	if (mask & LC_MONETARY_MASK) {
+		stringreplace(loc->monetary, name);
+
+		/*
+		loc->mn.monetary fields;
+		*/
+	}
+
+	if (mask & LC_NUMERIC_MASK) {
+		stringreplace(loc->numeric, name);
+
+		/*
+		loc->mn.numeric fields
+		*/
+	}
+
+	if (mask & LC_TIME_MASK) {
+		stringreplace(loc->time, name);
+
+		/* read from file */
+		/* loc->lc_time */
+	}
+
+	if (mask & LC_MESSAGES_MASK) {
+		stringreplace(loc->messages, name);
+
+		/* read */
+		loc->lc_messages.yesexpr = NULL;
+		loc->lc_messages.noexpr = NULL;
+	}
+
+	return name;
+}
diff --git a/src/nonstd/ctype-internal.ref b/src/nonstd/ctype-internal.ref
new file mode 100644
index 00000000..3412e61c
--- /dev/null
+++ b/src/nonstd/ctype-internal.ref
@@ -0,0 +1,2 @@
+#include <nonstd/ctype.h>
+REFERENCE(<nonstd/internal.h>)
diff --git a/src/nonstd/ctype_t.c b/src/nonstd/ctype_t.c
index 468214b1..dad5568f 100644
--- a/src/nonstd/ctype_t.c
+++ b/src/nonstd/ctype_t.c
@@ -1,15 +1,15 @@
 #include <nonstd/ctype.h>
 
 typedef enum {
-	ALPHA = (1 << 0),
-	CNTRL = (1 << 1),
-	DIGIT = (1 << 2),
-	GRAPH = (1 << 3),
-	LOWER = (1 << 4),
-	PRINT = (1 << 5),
-	PUNCT = (1 << 6),
-	SPACE = (1 << 7),
-	UPPER = (1 << 8),
-	XDIGIT = (1 << 9),
-	BLANK = (1 << 10),
+	CT_ALPHA = (1 << 0),
+	CT_CNTRL = (1 << 1),
+	CT_DIGIT = (1 << 2),
+	CT_GRAPH = (1 << 3),
+	CT_LOWER = (1 << 4),
+	CT_PRINT = (1 << 5),
+	CT_PUNCT = (1 << 6),
+	CT_SPACE = (1 << 7),
+	CT_UPPER = (1 << 8),
+	CT_XDIGIT = (1 << 9),
+	CT_BLANK = (1 << 10),
 } ctype_t;
diff --git a/src/nonstd/nonstd-inernal.ref b/src/nonstd/syscall-internal.ref
index 839537f1..839537f1 100644
--- a/src/nonstd/nonstd-inernal.ref
+++ b/src/nonstd/syscall-internal.ref