Mercurial > hg > octave-nkf > gnulib-hg
changeset 1475:f15b2346b20a
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author | Jim Meyering <jim@meyering.net> |
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date | Fri, 14 Aug 1998 14:09:21 +0000 |
parents | 3b5966802618 |
children | 2fc06b743001 |
files | lib/bumpalloc.h lib/diacrit.c lib/diacrit.h |
diffstat | 3 files changed, 225 insertions(+), 0 deletions(-) [+] |
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new file mode 100644 --- /dev/null +++ b/lib/bumpalloc.h @@ -0,0 +1,61 @@ +/* BUMP_ALLOC macro - increase table allocation by one element. + Copyright (C) 1990, 1991, 1993 Free Software Foundation, Inc. + François Pinard <pinard@iro.umontreal.ca>, 1990. + + This program 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 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 General Public License for more details. + + You should have received a copy of the GNU 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. */ + +/*-------------------------------------------------------------------------. +| Bump the allocation of the array pointed to by TABLE whenever required. | +| The table already has already COUNT elements in it, this macro ensure it | +| has enough space to accommodate at least one more element. Space is | +| allocated (2 ^ EXPONENT) elements at a time. Each element of the array | +| is of type TYPE. | +`-------------------------------------------------------------------------*/ + +/* Routines `xmalloc' and `xrealloc' are called to do the actual memory + management. This implies that the program will abort with an `Memory + exhausted!' error if any problem arise. + + To work correctly, at least EXPONENT and TYPE should always be the + same for all uses of this macro for any given TABLE. A secure way to + achieve this is to never use this macro directly, but use it to define + other macros, which would then be TABLE-specific. + + The first time through, COUNT is usually zero. Note that COUNT is not + updated by this macro, but it should be update elsewhere, later. This + is convenient, because it allows TABLE[COUNT] to refer to the new + element at the end. Once its construction is completed, COUNT++ will + record it in the table. Calling this macro several times in a row + without updating COUNT is a bad thing to do. */ + +#define BUMP_ALLOC(Table, Count, Exponent, Type) \ + BUMP_ALLOC_WITH_SIZE ((Table), (Count), (Exponent), Type, sizeof (Type)) + +/* In cases `sizeof TYPE' would not always yield the correct value for + the size of each element entry, this macro accepts a supplementary + SIZE argument. The EXPONENT, TYPE and SIZE parameters should still + have the same value for all macro calls related to a specific TABLE. */ + +#define BUMP_ALLOC_WITH_SIZE(Table, Count, Exponent, Type, Size) \ + do \ + { \ + if (((Count) & (~(~0 << (Exponent)))) == 0) \ + if ((Count) == 0) \ + (Table) = (Type *) xmalloc ((1 << (Exponent)) * (Size)); \ + else \ + (Table) = (Type *) \ + xrealloc ((Table), ((Count) + (1 << (Exponent))) * (Size)); \ + } \ + while (0)
new file mode 100644 --- /dev/null +++ b/lib/diacrit.c @@ -0,0 +1,148 @@ +/* Diacritics processing for a few character codes. + Copyright (C) 1990, 1991, 1992, 1993 Free Software Foundation, Inc. + François Pinard <pinard@iro.umontreal.ca>, 1988. + + All this file is a temporary hack, waiting for locales in GNU. +*/ + +#ifdef HAVE_CONFIG_H +# include <config.h> +#endif + +#include "diacrit.h" + +/* ISO 8859-1 Latin-1 code is used as the underlying character set. If + MSDOS is defined, IBM-PC's character set code is used instead. */ + +/*--------------------------------------------------------------------. +| For each alphabetic character, returns what it would be without its | +| possible diacritic symbol. | +`--------------------------------------------------------------------*/ + +const char diacrit_base[256] = +{ + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 'A', 'B', 'C', 'D', 'E', 'F', 'G', + 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', + 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', + 'X', 'Y', 'Z', 0, 0, 0, 0, 0, + 0, 'a', 'b', 'c', 'd', 'e', 'f', 'g', + 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', + 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', + 'x', 'y', 'z', 0, 0, 0, 0, 0, + +#ifdef MSDOS + + 'C', 'u', 'e', 'a', 'a', 'a', 'a', 'c', + 'e', 'e', 'e', 'i', 'i', 'i', 'A', 'A', + 'E', 'e', 'E', 'o', 'o', 'o', 'u', 'u', + 'y', 'O', 'U', 0, 0, 0, 0, 0, + 'a', 'i', 'o', 'u', 'n', 'N', 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + +#else /* not MSDOS */ + + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 'A', 'A', 'A', 'A', 'A', 'A', 'A', 'C', + 'E', 'E', 'E', 'E', 'I', 'I', 'I', 'I', + 0, 'N', 'O', 'O', 'O', 'O', 'O', 0, + 'O', 'U', 'U', 'U', 'U', 'Y', 0, 0, + 'a', 'a', 'a', 'a', 'a', 'a', 'a', 'c', + 'e', 'e', 'e', 'e', 'i', 'i', 'i', 'i', + 0, 'n', 'o', 'o', 'o', 'o', 'o', 0, + 'o', 'u', 'u', 'u', 'u', 'y', 0, 'y', + +#endif /* not MSDOS */ +}; + +/*------------------------------------------------------------------------. +| For each alphabetic character, returns a code of what its diacritic is, | +| according to the following codes: 1 (eE) over aA for latin diphtongs; 2 | +| (') acute accent; 3 (`) grave accent; 4 (^) circumflex accent; 5 (") | +| umlaut or diaraesis; 6 (~) tilda; 7 (,) cedilla; 8 (o) covering degree | +| symbol; 9 (|) slashed character. | +`------------------------------------------------------------------------*/ + +const char diacrit_diac[256] = +{ + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 4, 0, + 3, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 6, 0, + +#ifdef MSDOS + + 7, 5, 2, 4, 5, 3, 8, 7, + 4, 5, 3, 5, 4, 3, 5, 8, + 2, 1, 1, 4, 5, 3, 4, 3, + 5, 5, 5, 0, 0, 0, 0, 0, + 2, 2, 2, 2, 6, 6, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + +#else /* not MSDOS */ + + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 3, 2, 4, 6, 5, 8, 1, 7, + 3, 2, 4, 5, 3, 2, 4, 5, + 0, 6, 3, 2, 4, 6, 5, 0, + 9, 3, 2, 4, 5, 2, 0, 0, + 3, 2, 4, 6, 5, 8, 1, 7, + 3, 2, 4, 5, 3, 2, 4, 5, + 0, 6, 3, 2, 4, 6, 5, 0, + 9, 3, 2, 4, 5, 2, 0, 0, + +#endif /* not MSDOS */ +};
new file mode 100644 --- /dev/null +++ b/lib/diacrit.h @@ -0,0 +1,16 @@ +/* Diacritics processing for a few character codes. + Copyright (C) 1990, 1991, 1992, 1993 Free Software Foundation, Inc. + François Pinard <pinard@iro.umontreal.ca>, 1988. + + All this file is a temporary hack, waiting for locales in GNU. +*/ + +extern const char diacrit_base[]; /* characters without diacritics */ +extern const char diacrit_diac[]; /* diacritic code for each character */ + +/* Returns CHAR without its diacritic. CHAR is known to be alphabetic. */ +#define tobase(Char) (diacrit_base[(unsigned char) (Char)]) + +/* Returns a diacritic code for CHAR. CHAR is known to be alphabetic. */ +#define todiac(Char) (diacrit_diac[(unsigned char) (Char)]) +