mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-10-30 21:55:31 +00:00
252 lines
9.7 KiB
C
252 lines
9.7 KiB
C
|
|
/* W3 Copyright statement
|
|
Copyright 1995 by: Massachusetts Institute of Technology (MIT), INRIA</H2>
|
|
|
|
This W3C software is being provided by the copyright holders under the
|
|
following license. By obtaining, using and/or copying this software,
|
|
you agree that you have read, understood, and will comply with the
|
|
following terms and conditions:
|
|
|
|
Permission to use, copy, modify, and distribute this software and its
|
|
documentation for any purpose and without fee or royalty is hereby
|
|
granted, provided that the full text of this NOTICE appears on
|
|
<EM>ALL</EM> copies of the software and documentation or portions
|
|
thereof, including modifications, that you make.
|
|
|
|
<B>THIS SOFTWARE IS PROVIDED "AS IS," AND COPYRIGHT HOLDERS MAKE NO
|
|
REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED. BY WAY OF EXAMPLE,
|
|
BUT NOT LIMITATION, COPYRIGHT HOLDERS MAKE NO REPRESENTATIONS OR
|
|
WARRANTIES OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE OR
|
|
THAT THE USE OF THE SOFTWARE OR DOCUMENTATION WILL NOT INFRINGE ANY
|
|
THIRD PARTY PATENTS, COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS.
|
|
COPYRIGHT HOLDERS WILL BEAR NO LIABILITY FOR ANY USE OF THIS SOFTWARE
|
|
OR DOCUMENTATION.
|
|
|
|
The name and trademarks of copyright holders may NOT be used
|
|
in advertising or publicity pertaining to the software without
|
|
specific, written prior permission. Title to copyright in this
|
|
software and any associated documentation will at all times remain
|
|
with copyright holders.
|
|
*/
|
|
/* HTString.c
|
|
** DYNAMIC STRING UTILITIES
|
|
**
|
|
** (c) COPYRIGHT MIT 1995.
|
|
** Please first read the full copyright statement in the file COPYRIGH.
|
|
** @(#) $Id: htstring.c,v 3.1 1998/03/28 03:32:07 ltabb Exp $
|
|
**
|
|
** Original version came with listserv implementation.
|
|
** Version TBL Oct 91 replaces one which modified the strings.
|
|
** 02-Dec-91 (JFG) Added stralloccopy and stralloccat
|
|
** 23 Jan 92 (TBL) Changed strallocc* to 8 char HTSAC* for VM and suchlike
|
|
** 6 Oct 92 (TBL) Moved WWW_TraceFlag in here to be in library
|
|
** 9 Oct 95 (KR) fixed problem with double quotes in HTNextField
|
|
*/
|
|
|
|
/* Library include files */
|
|
/* --- BEGIN added by mharmsen@netscape.com on 7/9/97 --- */
|
|
#include "xp.h"
|
|
/* --- END added by mharmsen@netscape.com on 7/9/97 --- */
|
|
/* #include "sysdep.h" jhines -- 7/9/97 */
|
|
#include "htutils.h"
|
|
#include "htstring.h" /* Implemented here */
|
|
|
|
#if WWWTRACE_MODE == WWWTRACE_FILE
|
|
PUBLIC FILE *WWWTrace = NULL;
|
|
#endif
|
|
|
|
#ifndef WWW_WIN_DLL
|
|
PUBLIC int WWW_TraceFlag = 0; /* Global trace flag for ALL W3 code */
|
|
#endif
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
/* Strings of any length
|
|
** ---------------------
|
|
*/
|
|
/* --- BEGIN removed by mharmsen@netscape.com on 7/9/97 --- */
|
|
/************************************************************************/
|
|
/* PUBLIC int strcasecomp (const char * a, const char * b) */
|
|
/* { */
|
|
/* int diff; */
|
|
/* for( ; *a && *b; a++, b++) { */
|
|
/* if ((diff = TOLOWER(*a) - TOLOWER(*b))) */
|
|
/* return diff; */
|
|
/* } */
|
|
/* if (*a) return 1; /* a was longer than b */
|
|
/* if (*b) return -1; /* a was shorter than b */
|
|
/* return 0; /* Exact match */
|
|
/*} */
|
|
/************************************************************************/
|
|
/* --- END removed by mharmsen@netscape.com on 7/9/97 --- */
|
|
|
|
|
|
/* With count limit
|
|
** ----------------
|
|
*/
|
|
/* --- BEGIN removed by mharmsen@netscape.com on 7/9/97 --- */
|
|
/**********************************************************************/
|
|
/* PUBLIC int strncasecomp (const char * a, const char * b, int n) */
|
|
/* { */
|
|
/* const char *p =a; */
|
|
/* const char *q =b; */
|
|
/* */
|
|
/* for(p=a, q=b;; p++, q++) { */
|
|
/* int diff; */
|
|
/* if (p == a+n) return 0; /* Match up to n characters */
|
|
/* if (!(*p && *q)) return *p - *q; */
|
|
/* diff = TOLOWER(*p) - TOLOWER(*q); */
|
|
/* if (diff) return diff; */
|
|
/* } */
|
|
/* /*NOTREACHED */
|
|
/*} */
|
|
/**********************************************************************/
|
|
/* --- END removed by mharmsen@netscape.com on 7/9/97 --- */
|
|
|
|
|
|
/*
|
|
** strcasestr(s1,s2) -- like strstr(s1,s2) but case-insensitive.
|
|
*/
|
|
/* --- BEGIN removed by mharmsen@netscape.com on 7/9/97 --- */
|
|
/*************************************************************************/
|
|
/* PUBLIC char * strcasestr (char * s1, char * s2) */
|
|
/* { */
|
|
/* char * ptr = s1; */
|
|
/* */
|
|
/* if (!s1 || !s2 || !*s2) return s1; */
|
|
/* */
|
|
/* while (*ptr) { */
|
|
/* if (TOUPPER(*ptr) == TOUPPER(*s2)) { */
|
|
/* char * cur1 = ptr + 1; */
|
|
/* char * cur2 = s2 + 1; */
|
|
/* while (*cur1 && *cur2 && TOUPPER(*cur1) == TOUPPER(*cur2)) { */
|
|
/* cur1++; */
|
|
/* cur2++; */
|
|
/* } */
|
|
/* if (!*cur2) return ptr; */
|
|
/* } */
|
|
/* ptr++; */
|
|
/* } */
|
|
/* return NULL; */
|
|
/*} */
|
|
/*************************************************************************/
|
|
/* --- END removed by mharmsen@netscape.com on 7/9/97 --- */
|
|
|
|
|
|
#if 0 /* LJM: not needed */
|
|
|
|
/* Allocate a new copy of a string, and returns it
|
|
*/
|
|
PUBLIC char * HTSACopy (char ** dest, const char * src)
|
|
{
|
|
if (*dest) HT_FREE(*dest);
|
|
if (! src)
|
|
*dest = NULL;
|
|
else {
|
|
/* --- BEGIN converted by mharmsen@netscape.com on 7/9/97 --- */
|
|
if ((*dest = (char *) HT_MALLOC(XP_STRLEN(src) + 1)) == NULL)
|
|
HT_OUTOFMEM("HTSACopy");
|
|
XP_STRCPY (*dest, src);
|
|
/* --- END converted by mharmsen@netscape.com on 7/9/97 --- */
|
|
}
|
|
return *dest;
|
|
}
|
|
|
|
/* String Allocate and Concatenate
|
|
*/
|
|
PUBLIC char * HTSACat (char ** dest, const char * src)
|
|
{
|
|
if (src && *src) {
|
|
/* --- BEGIN converted by mharmsen@netscape.com on 7/9/97 --- */
|
|
if (*dest) {
|
|
int length = XP_STRLEN (*dest);
|
|
if ((*dest = (char *) HT_REALLOC(*dest, length + XP_STRLEN(src) + 1)) == NULL)
|
|
HT_OUTOFMEM("HTSACat");
|
|
XP_STRCPY (*dest + length, src);
|
|
} else {
|
|
if ((*dest = (char *) HT_MALLOC(XP_STRLEN(src) + 1)) == NULL)
|
|
HT_OUTOFMEM("HTSACat");
|
|
XP_STRCPY (*dest, src);
|
|
}
|
|
/* --- END converted by mharmsen@netscape.com on 7/9/97 --- */
|
|
}
|
|
return *dest;
|
|
}
|
|
|
|
#endif /* 0 */
|
|
|
|
/* String Matching
|
|
** ---------------
|
|
** String comparison function for file names with one wildcard * in the
|
|
** template. Arguments are:
|
|
**
|
|
** tmpl is a template string to match the name against.
|
|
** agaist, may contain a single wildcard character * which
|
|
** matches zero or more arbitrary characters.
|
|
** name is the name to be matched agaist the template.
|
|
**
|
|
** return: - Empty string if perfect match
|
|
** - pointer to part matched by wildcard if any
|
|
** - NULL if no match
|
|
*/
|
|
PUBLIC char * HTStrMatch (const char * tmpl, const char * name)
|
|
{
|
|
while (*tmpl && *name && *tmpl==*name) tmpl++, name++;
|
|
return ((!*tmpl && !*name) || *tmpl=='*') ? (char *) name : (char *) NULL;
|
|
}
|
|
|
|
PUBLIC char * HTStrCaseMatch (const char * tmpl, const char * name)
|
|
{
|
|
/* --- BEGIN converted by mharmsen@netscape.com on 7/9/97 --- */
|
|
while (*tmpl && *name && XP_TO_UPPER(*tmpl)==XP_TO_UPPER(*name)) tmpl++, name++;
|
|
return ((!*tmpl && !*name) || *tmpl=='*') ? (char *) name : (char *) NULL;
|
|
/* --- END converted by mharmsen@netscape.com on 7/9/97 --- */
|
|
}
|
|
|
|
/* Strip white space off a string
|
|
** ------------------------------
|
|
** Return value points to first non-white character, or to 0 if none.
|
|
** All trailing white space is OVERWRITTEN with zero.
|
|
*/
|
|
PUBLIC char * HTStrip (char * s)
|
|
{
|
|
if (s) {
|
|
char * p=s;
|
|
for(p=s;*p;p++) {;} /* Find end of string */
|
|
for(p--;p>=s;p--) {
|
|
if (WHITE(*p))
|
|
*p=0; /* Zap trailing blanks */
|
|
else
|
|
break;
|
|
}
|
|
while (WHITE(*s)) s++; /* Strip leading blanks */
|
|
}
|
|
return s;
|
|
}
|
|
|
|
PRIVATE HTTraceCallback * PHTTraceCallback;
|
|
|
|
PUBLIC void HTTrace_setCallback(HTTraceCallback * pCall)
|
|
{
|
|
PHTTraceCallback = pCall;
|
|
}
|
|
|
|
PUBLIC HTTraceCallback * HTTrace_getCallback(void)
|
|
{
|
|
return PHTTraceCallback;
|
|
}
|
|
|
|
PUBLIC int HTTrace(const char * fmt, ...)
|
|
{
|
|
va_list pArgs;
|
|
va_start(pArgs, fmt);
|
|
if (PHTTraceCallback)
|
|
(*PHTTraceCallback)(fmt, pArgs);
|
|
#ifdef WWW_WIN_WINDOWS
|
|
return (0);
|
|
#else
|
|
return (vfprintf(stderr, fmt, pArgs));
|
|
#endif
|
|
}
|
|
|