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author | Ulrich Drepper <drepper@redhat.com> | 2000-01-29 02:54:27 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2000-01-29 02:54:27 +0000 |
commit | 4295702fe36902ad82587748b918d828ce62c446 (patch) | |
tree | 538686004e11cb2af80a3be1e1fc5b95f859b4ff /locale/indigits.h | |
parent | 8217ddf5c6137488b6ea5b244f74c7668b800f83 (diff) | |
download | glibc-4295702fe36902ad82587748b918d828ce62c446.tar.gz glibc-4295702fe36902ad82587748b918d828ce62c446.tar.xz glibc-4295702fe36902ad82587748b918d828ce62c446.zip |
Update.
2000-01-28 Ulrich Drepper <drepper@cygnus.com> * locale/C-monetary.c: Add initializers for new fields. * locale/C-numeric.c: Likewise. * locale/Makefile (distribute): Add indigits.h, indigitswc.h, outdigits.h, and outdigitswc.h. * locale/langinfo.h: Add _NL_MONETARY_DECIMAL_POINT_WC, _NL_MONETARY_THOUSANDS_SEP_WC, _NL_NUMERIC_DECIMAL_POINT_WC, and _NL_NUMERIC_THOUSANDS_SEP_WC. * locale/indigits.h: New file. * locale/indigitswc.h: New file. * locale/outdigits.h: New file. * locale/outdigitswc.h: New file. * locale/programs/ld-monetary.c: Write out decimal point and thousands separator info in wide character form. * locale/programs/ld-numeric.c: Likewise. * stdio-common/Makefile (routines): Add _i18n_itoa and _i18n_itowa. (distribute): Add _i18n_itoa.h and _i18n_itowa.h. * stdio-common/_i18n_itoa.c: New file. * stdio-common/_i18n_itoa.h: New file. * stdio-common/_i18n_itowa.c: New file. * stdio-common/_i18n_itowa.h: New file. * stdio-common/printf-parse.h: Parse 'I' flag. * stdio-common/printf.h (struct printf_info): Add i18n field. * stdio-common/vfprintf.c: Implement 'I' flag to print using locales' outdigits.
Diffstat (limited to 'locale/indigits.h')
-rw-r--r-- | locale/indigits.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/locale/indigits.h b/locale/indigits.h new file mode 100644 index 0000000000..a5289cec06 --- /dev/null +++ b/locale/indigits.h @@ -0,0 +1,98 @@ +/* Copyright (C) 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@gnu.org>, 2000. + + The GNU C Library 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 of the + License, or (at your option) any later version. + + The GNU C Library 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 the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <assert.h> +#include <langinfo.h> +#include <string.h> + +/* Look up the value of the next multibyte character and return its numerical + value if it is one of the digits known in the locale. If *DECIDED is + -1 this means it is not yet decided which form it is and we have to + search through all available digits. Otherwise we know which script + the digits are from. */ +static inline int +indigit_value (const char **s, size_t *len, int *decided) +{ + int from_level; + int to_level; + const char *mbdigits[10]; + int n; + + if (*decided != -1) + from_level = to_level = *decided; + else + { + from_level = 0; + to_level = _NL_CURRENT_WORD (LC_CTYPE, _NL_CTYPE_INDIGITS_MB_LEN) - 1; + assert (from_level <= to_level); + } + + /* In this round we get the pointer to the digit strings and also perform + the first round of comparisons. */ + for (n = 0; n < 10; ++n) + { + size_t dlen; + + /* Get the string for the digits with value N. */ + mbdigits[n] = _NL_CURRENT (LC_CTYPE, _NL_CTYPE_INDIGITS0_MB + n); + dlen = strlen (mbdigits[n]); + + if (dlen <= len && memcmp (*s, mbdigits[n], dlen) == 0) + { + /* Found it. */ + *s += dlen; + len -= dlen; + if (*decided == -1) + *decided = 0; + return n; + } + + /* Advance the pointer to the next string. */ + mbdigits[n] += dlen + 1; + } + + /* Now perform the remaining tests. */ + while (++from_level <= to_level) + { + /* Search all ten digits of this level. */ + for (n = 0; n < 10; ++n) + { + size_t dlen = strlen (mbdigits[n]); + + if (dlen <= len && memcmp (*s, mbdigits[n], dlen) == 0) + { + /* Found it. */ + *s += dlen; + len -= dlen; + if (*decided == -1) + *decided = from_level; + return n; + } + + /* Advance the pointer to the next string. */ + mbdigits[n] += dlen + 1; + } + + /* Next level. */ + ++from_level; + } + + /* If we reach this point no matching digit was found. */ + return -1; +} |