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Diffstat (limited to 'media/sphinxbase/src/libsphinxbase/util/case.c')
| -rw-r--r-- | media/sphinxbase/src/libsphinxbase/util/case.c | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/media/sphinxbase/src/libsphinxbase/util/case.c b/media/sphinxbase/src/libsphinxbase/util/case.c new file mode 100644 index 000000000..f9e24ac06 --- /dev/null +++ b/media/sphinxbase/src/libsphinxbase/util/case.c @@ -0,0 +1,141 @@ +/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */ +/* ==================================================================== + * Copyright (c) 1999-2004 Carnegie Mellon University. All rights + * reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * This work was supported in part by funding from the Defense Advanced + * Research Projects Agency and the National Science Foundation of the + * United States of America, and the CMU Sphinx Speech Consortium. + * + * THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND + * ANY EXPRESSED 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 CARNEGIE MELLON UNIVERSITY + * NOR ITS EMPLOYEES 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. + * + * ==================================================================== + * + */ +/* + * case.c -- Upper/lower case conversion routines + * + * ********************************************** + * CMU ARPA Speech Project + * + * Copyright (c) 1999 Carnegie Mellon University. + * ALL RIGHTS RESERVED. + * ********************************************** + * + * HISTORY + * $Log: case.c,v $ + * Revision 1.7 2005/06/22 02:58:54 arthchan2003 + * Added keyword + * + * Revision 1.3 2005/03/30 01:22:48 archan + * Fixed mistakes in last updates. Add + * + * + * 18-Jun-97 M K Ravishankar (rkm@cs.cmu.edu) at Carnegie Mellon + * Added strcmp_nocase. Moved UPPER_CASE and LOWER_CASE definitions to .h. + * + * 16-Feb-97 M K Ravishankar (rkm@cs.cmu.edu) at Carnegie Mellon + * Created. + */ + + +#include <stdlib.h> +#include <assert.h> + +#include "sphinxbase/case.h" +#include "sphinxbase/err.h" + + +void +lcase(register char *cp) +{ + if (cp) { + while (*cp) { + *cp = LOWER_CASE(*cp); + cp++; + } + } +} + +void +ucase(register char *cp) +{ + if (cp) { + while (*cp) { + *cp = UPPER_CASE(*cp); + cp++; + } + } +} + +int32 +strcmp_nocase(const char *str1, const char *str2) +{ + char c1, c2; + + if (str1 == str2) + return 0; + if (str1 && str2) { + for (;;) { + c1 = *(str1++); + c1 = UPPER_CASE(c1); + c2 = *(str2++); + c2 = UPPER_CASE(c2); + if (c1 != c2) + return (c1 - c2); + if (c1 == '\0') + return 0; + } + } + else + return (str1 == NULL) ? -1 : 1; + + return 0; +} + +int32 +strncmp_nocase(const char *str1, const char *str2, size_t len) +{ + char c1, c2; + + if (str1 && str2) { + size_t n; + + for (n = 0; n < len; ++n) { + c1 = *(str1++); + c1 = UPPER_CASE(c1); + c2 = *(str2++); + c2 = UPPER_CASE(c2); + if (c1 != c2) + return (c1 - c2); + if (c1 == '\0') + return 0; + } + } + else + return (str1 == NULL) ? -1 : 1; + + return 0; +} |