scummvm/backends/PalmOS/Src/missing/_string.cpp
Eugene Sandulenko 6b4484472b Remove trailing whitespaces.
svn-id: r18604
2005-07-30 21:11:48 +00:00

119 lines
2.2 KiB
C++

/* ScummVM - Scumm Interpreter
* Copyright (C) 2001 Ludvig Strigeus
* Copyright (C) 2001-2005 The ScummVM project
*
* 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
* of the License, 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.
*
* $Header$
*
*/
#include <string.h>
void *memchr(const void *s, int c, UInt32 n) {
UInt32 chr;
for(chr = 0; chr < n;chr++,((UInt8 *)s)++)
if ( *((UInt8 *)s) == c)
return (void *)s;
return NULL;
}
UInt32 strspn(const char *s1, const char *s2) {
UInt32 chr = 0;
while ( chr < strlen(s1) &&
strchr(s2, s1[chr]) )
chr++;
return chr;
}
static Char *StrTokNext = NULL;
Char *strtok(Char *str, const Char *sep) {
Char *position = NULL,
*found,
*end;
UInt16 loop = 0,
chars= StrLen(sep);
str = (str)?(str):(StrTokNext);
StrTokNext = NULL;
if (!str)
return NULL;
end = str+StrLen(str);
while (loop<chars)
{
found = StrChr(str,sep[loop]);
loop++;
if (found == str)
{
str++;
loop = 0;
}
else if (position == NULL || position > found)
position = found;
}
if (position == NULL)
if (str==end)
return NULL;
else
return str;
position[0] = 0;
StrTokNext = position+1;
return str;
}
Char *strpbrk(const Char *s1, const Char *s2) {
Char *found;
UInt32 n;
for (n=0; n <= StrLen(s2); n++) {
found = StrChr(s1, s2[n]);
if (found)
return found;
}
return NULL;
}
Char *strrchr(const Char *s, int c) {
UInt32 chr;
UInt32 n = StrLen(s);
for(chr = n; chr >= 0; chr--)
if ( *((UInt8 *)s+chr) == c)
return (Char *)(s+chr);
return NULL;
}
Char *strdup(const Char *s1) {
Char* buf = (Char *)MemPtrNew(StrLen(s1)+1);
if(buf)
StrCopy(buf, s1);
return buf;
}