Imported Upstream version 4.1cupstream/4.1cupstream

1 files changed, 133 insertions, 0 deletions

diff --git a/intl/explodename.c b/intl/explodename.c
new file mode 100644
index 0000000..8d3e146
--- /dev/null
+++ b/intl/explodename.c
@@ -0,0 +1,133 @@
+/* Copyright (C) 1995-1998, 2000-2001, 2003, 2005 Free Software Foundation, Inc.
+   Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
+
+   This program is free software; you can redistribute it and/or modify it
+   under the terms of the GNU Library General Public License as published
+   by the Free Software Foundation; either version 2, or (at your option)
+   any later version.
+
+   This program 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+   USA.  */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+
+#include "loadinfo.h"
+
+/* On some strange systems still no definition of NULL is found.  Sigh!  */
+#ifndef NULL
+# if defined __STDC__ && __STDC__
+#  define NULL ((void *) 0)
+# else
+#  define NULL 0
+# endif
+#endif
+
+/* @@ end of prolog @@ */
+
+/* Split a locale name NAME into a leading language part and all the
+   rest.  Return a pointer to the first character after the language,
+   i.e. to the first byte of the rest.  */
+static char *_nl_find_language (const char *name);
+
+static char *
+_nl_find_language (const char *name)
+{
+  while (name[0] != '\0' && name[0] != '_' && name[0] != '@' && name[0] != '.')
+    ++name;
+
+  return (char *) name;
+}
+
+
+int
+_nl_explode_name (char *name,
+		  const char **language, const char **modifier,
+		  const char **territory, const char **codeset,
+		  const char **normalized_codeset)
+{
+  char *cp;
+  int mask;
+
+  *modifier = NULL;
+  *territory = NULL;
+  *codeset = NULL;
+  *normalized_codeset = NULL;
+
+  /* Now we determine the single parts of the locale name.  First
+     look for the language.  Termination symbols are `_', '.', and `@'.  */
+  mask = 0;
+  *language = cp = name;
+  cp = _nl_find_language (*language);
+
+  if (*language == cp)
+    /* This does not make sense: language has to be specified.  Use
+       this entry as it is without exploding.  Perhaps it is an alias.  */
+    cp = strchr (*language, '\0');
+  else
+    {
+      if (cp[0] == '_')
+	{
+	  /* Next is the territory.  */
+	  cp[0] = '\0';
+	  *territory = ++cp;
+
+	  while (cp[0] != '\0' && cp[0] != '.' && cp[0] != '@')
+	    ++cp;
+
+	  mask |= XPG_TERRITORY;
+	}
+
+      if (cp[0] == '.')
+	{
+	  /* Next is the codeset.  */
+	  cp[0] = '\0';
+	  *codeset = ++cp;
+
+	  while (cp[0] != '\0' && cp[0] != '@')
+	    ++cp;
+
+	  mask |= XPG_CODESET;
+
+	  if (*codeset != cp && (*codeset)[0] != '\0')
+	    {
+	      *normalized_codeset = _nl_normalize_codeset (*codeset,
+							   cp - *codeset);
+	      if (strcmp (*codeset, *normalized_codeset) == 0)
+		free ((char *) *normalized_codeset);
+	      else
+		mask |= XPG_NORM_CODESET;
+	    }
+	}
+    }
+
+  if (cp[0] == '@')
+    {
+      /* Next is the modifier.  */
+      cp[0] = '\0';
+      *modifier = ++cp;
+
+      if (cp[0] != '\0')
+	mask |= XPG_MODIFIER;
+    }
+
+  if (*territory != NULL && (*territory)[0] == '\0')
+    mask &= ~XPG_TERRITORY;
+
+  if (*codeset != NULL && (*codeset)[0] == '\0')
+    mask &= ~XPG_CODESET;
+
+  return mask;
+}