1 files changed, 110 insertions, 0 deletions
diff --git a/grub-core/lib/posix_wrap/wctype.h b/grub-core/lib/posix_wrap/wctype.h
new file mode 100644
index 0000000..3771dc5
--- /dev/null
+++ b/grub-core/lib/posix_wrap/wctype.h
@@ -0,0 +1,110 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2009, 2010, 2011  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_POSIX_WCTYPE_H
+#define GRUB_POSIX_WCTYPE_H	1
+
+#include <grub/misc.h>
+#include <wchar.h>
+
+#define wctype_t grub_posix_wctype_t
+
+typedef enum { GRUB_CTYPE_INVALID,
+	       GRUB_CTYPE_ALNUM, GRUB_CTYPE_CNTRL, GRUB_CTYPE_LOWER,
+	       GRUB_CTYPE_SPACE, GRUB_CTYPE_ALPHA, GRUB_CTYPE_DIGIT,
+	       GRUB_CTYPE_PRINT, GRUB_CTYPE_UPPER, GRUB_CTYPE_BLANK,
+	       GRUB_CTYPE_GRAPH, GRUB_CTYPE_PUNCT, GRUB_CTYPE_XDIGIT,
+	       GRUB_CTYPE_MAX} wctype_t;
+
+#define CHARCLASS_NAME_MAX (sizeof ("xdigit") - 1)
+
+static inline wctype_t
+wctype (const char *name)
+{
+  wctype_t i;
+  static const char names[][10] = { "", 
+				    "alnum", "cntrl", "lower",
+				    "space", "alpha", "digit",
+				    "print", "upper", "blank",
+				    "graph", "punct", "xdigit" };
+  for (i = GRUB_CTYPE_INVALID; i < GRUB_CTYPE_MAX; i++)
+    if (grub_strcmp (names[i], name) == 0)
+      return i;
+  return GRUB_CTYPE_INVALID;
+}
+
+/* FIXME: take into account international lowercase characters.  */
+static inline int
+iswlower (wint_t wc)
+{
+  return grub_islower (wc);
+}
+
+static inline wint_t
+towlower (wint_t c)
+{
+  return grub_tolower (c);
+}
+
+static inline wint_t
+towupper (wint_t c)
+{
+  return grub_toupper (c);
+}
+
+static inline int
+iswalnum (wint_t c)
+{
+  return grub_isalpha (c) || grub_isdigit (c);
+}
+
+static inline int
+iswctype (wint_t wc, wctype_t desc)
+{
+  switch (desc)
+    {
+    case GRUB_CTYPE_ALNUM:
+      return iswalnum (wc);
+    case GRUB_CTYPE_CNTRL:
+      return grub_iscntrl (wc);
+    case GRUB_CTYPE_LOWER:
+      return iswlower (wc);
+    case GRUB_CTYPE_SPACE:
+      return grub_isspace (wc);
+    case GRUB_CTYPE_ALPHA:
+      return grub_isalpha (wc);
+    case GRUB_CTYPE_DIGIT:
+      return grub_isdigit (wc);
+    case GRUB_CTYPE_PRINT:
+      return grub_isprint (wc);
+    case GRUB_CTYPE_UPPER:
+      return grub_isupper (wc);
+    case GRUB_CTYPE_BLANK:
+      return wc == ' ' || wc == '\t';
+    case GRUB_CTYPE_GRAPH:
+      return grub_isgraph (wc);
+    case GRUB_CTYPE_PUNCT:
+      return grub_isprint (wc) && !grub_isspace (wc) && !iswalnum (wc);
+    case GRUB_CTYPE_XDIGIT:
+      return grub_isxdigit (wc);
+    default:
+      return 0;
+    }
+}
+
+#endif