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Diffstat (limited to 'generic/chr.h')
-rw-r--r-- | generic/chr.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/generic/chr.h b/generic/chr.h new file mode 100644 index 0000000..03d4157 --- /dev/null +++ b/generic/chr.h @@ -0,0 +1,48 @@ +/* + * chr.h -- + * + * Regexp package file: Unichar version of stuff related to the + * nature of a character. + * + * Copyright (c) 1998 Henry Spencer. All rights reserved. + * + * Development of this software was funded, in part, by Cray Research Inc., + * UUNET Communications Services Inc., and Sun Microsystems Inc., none of + * whom are responsible for the results. The author thanks all of them. + * + * Redistribution and use in source and binary forms -- with or without + * modification -- are permitted for any purpose, provided that + * redistributions in source form retain this entire copyright notice and + * indicate the origin and nature of any modifications. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, + * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL + * HENRY SPENCER BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; + * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Copyright (c) 1998 by Sun Microsystems, Inc. + * + * See the file "license.terms" for information on usage and redistribution + * of this file, and for a DISCLAIMER OF ALL WARRANTIES. + * + * SCCS: @(#) chr.h 1.4 98/01/21 14:32:38 + */ + +typedef Tcl_UniChar chr; /* internal character type */ +typedef int pchr; /* what it promotes to */ +typedef unsigned uchr; /* unsigned type big enough to hold a chr */ +#define CHRBITS (sizeof(Tcl_UniChar) * CHAR_BIT) /* bits in a chr */ +#define CHR(c) (UCHAR(c)) /* turn a char literal into a chr literal */ +#define DIGITVAL(c) ((c)-'0') /* turn a chr digit into its value */ + +/* + * char names for the externally-visible functions + */ +#define compile re_ucomp +#define exec re_uexec |