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-rw-r--r--lib/intl/explodename.c192
1 files changed, 192 insertions, 0 deletions
diff --git a/lib/intl/explodename.c b/lib/intl/explodename.c
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index 0000000..2985064
--- /dev/null
+++ b/lib/intl/explodename.c
@@ -0,0 +1,192 @@
+/* Copyright (C) 1995-1998, 2000, 2001 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+ 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 @@ */
+
+char *
+_nl_find_language (name)
+ const char *name;
+{
+ while (name[0] != '\0' && name[0] != '_' && name[0] != '@'
+ && name[0] != '+' && name[0] != ',')
+ ++name;
+
+ return (char *) name;
+}
+
+
+int
+_nl_explode_name (name, language, modifier, territory, codeset,
+ normalized_codeset, special, sponsor, revision)
+ char *name;
+ const char **language;
+ const char **modifier;
+ const char **territory;
+ const char **codeset;
+ const char **normalized_codeset;
+ const char **special;
+ const char **sponsor;
+ const char **revision;
+{
+ enum { undecided, xpg, cen } syntax;
+ char *cp;
+ int mask;
+
+ *modifier = NULL;
+ *territory = NULL;
+ *codeset = NULL;
+ *normalized_codeset = NULL;
+ *special = NULL;
+ *sponsor = NULL;
+ *revision = NULL;
+
+ /* Now we determine the single parts of the locale name. First
+ look for the language. Termination symbols are `_' and `@' if
+ we use XPG4 style, and `_', `+', and `,' if we use CEN syntax. */
+ mask = 0;
+ syntax = undecided;
+ *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[0] != '+' && cp[0] != ',' && cp[0] != '_')
+ ++cp;
+
+ mask |= TERRITORY;
+
+ if (cp[0] == '.')
+ {
+ /* Next is the codeset. */
+ syntax = xpg;
+ 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] == '@' || (syntax != xpg && cp[0] == '+'))
+ {
+ /* Next is the modifier. */
+ syntax = cp[0] == '@' ? xpg : cen;
+ cp[0] = '\0';
+ *modifier = ++cp;
+
+ while (syntax == cen && cp[0] != '\0' && cp[0] != '+'
+ && cp[0] != ',' && cp[0] != '_')
+ ++cp;
+
+ mask |= XPG_MODIFIER | CEN_AUDIENCE;
+ }
+
+ if (syntax != xpg && (cp[0] == '+' || cp[0] == ',' || cp[0] == '_'))
+ {
+ syntax = cen;
+
+ if (cp[0] == '+')
+ {
+ /* Next is special application (CEN syntax). */
+ cp[0] = '\0';
+ *special = ++cp;
+
+ while (cp[0] != '\0' && cp[0] != ',' && cp[0] != '_')
+ ++cp;
+
+ mask |= CEN_SPECIAL;
+ }
+
+ if (cp[0] == ',')
+ {
+ /* Next is sponsor (CEN syntax). */
+ cp[0] = '\0';
+ *sponsor = ++cp;
+
+ while (cp[0] != '\0' && cp[0] != '_')
+ ++cp;
+
+ mask |= CEN_SPONSOR;
+ }
+
+ if (cp[0] == '_')
+ {
+ /* Next is revision (CEN syntax). */
+ cp[0] = '\0';
+ *revision = ++cp;
+
+ mask |= CEN_REVISION;
+ }
+ }
+
+ /* For CEN syntax values it might be important to have the
+ separator character in the file name, not for XPG syntax. */
+ if (syntax == xpg)
+ {
+ if (*territory != NULL && (*territory)[0] == '\0')
+ mask &= ~TERRITORY;
+
+ if (*codeset != NULL && (*codeset)[0] == '\0')
+ mask &= ~XPG_CODESET;
+
+ if (*modifier != NULL && (*modifier)[0] == '\0')
+ mask &= ~XPG_MODIFIER;
+ }
+
+ return mask;
+}