fontforge/Unicode/char.c
2009-02-20 15:03:35 +01:00

97 lines
2.8 KiB
C

/* Copyright (C) 2000-2002 by George Williams */
/*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* 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.
* The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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.
*/
#include <stdlib.h>
#include <string.h>
#include <utype.h>
#include "ustring.h"
char *strstart(const char *initial, const char *full) {
int ch1, ch2;
for (;;) {
ch1 = *initial++; ch2 = *full++ ;
if ( ch1=='\0' )
return( (char *) full );
if ( ch1!=ch2 || ch1=='\0' )
return(NULL);
}
}
char *strstartmatch(const char *initial, const char *full) {
int ch1, ch2;
for (;;) {
ch1 = *initial++; ch2 = *full++ ;
if ( ch1=='\0' )
return( (char *) full );
ch1 = tolower(ch1);
ch2 = tolower(ch2);
if ( ch1!=ch2 || ch1=='\0' )
return(NULL);
}
}
int strmatch(const char *str1, const char *str2) {
int ch1, ch2;
for (;;) {
ch1 = *str1++; ch2 = *str2++ ;
ch1 = tolower(ch1);
ch2 = tolower(ch2);
if ( ch1!=ch2 || ch1=='\0' )
return(ch1-ch2);
}
}
int strnmatch(const char *str1, const char *str2, int n) {
int ch1, ch2;
for (;n-->0;) {
ch1 = *str1++; ch2 = *str2++ ;
ch1 = tolower(ch1);
ch2 = tolower(ch2);
if ( ch1!=ch2 || ch1=='\0' )
return(ch1-ch2);
}
return(0);
}
char *strstrmatch(const char *longer, const char *substr) {
int ch1, ch2;
const char *lpt, *str1, *str2;
for ( lpt=longer; *lpt!='\0'; ++lpt ) {
str1 = lpt; str2 = substr;
for (;;) {
ch1 = *str1++; ch2 = *str2++ ;
ch1 = tolower(ch1);
ch2 = tolower(ch2);
if ( ch2=='\0' )
return((char *) lpt);
if ( ch1!=ch2 )
break;
}
}
return( NULL );
}