diff options
Diffstat (limited to 'REORG.TODO/intl/explodename.c')
| -rw-r--r-- | REORG.TODO/intl/explodename.c | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/REORG.TODO/intl/explodename.c b/REORG.TODO/intl/explodename.c new file mode 100644 index 0000000000..aa2176d379 --- /dev/null +++ b/REORG.TODO/intl/explodename.c @@ -0,0 +1,133 @@ +/* Copyright (C) 1995-2017 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 Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, 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 Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#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 (*normalized_codeset == NULL) + return -1; + else 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; +} |