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util.h

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00001 /*
00002     Copyright (C) 1998 by Jorrit Tyberghein
00003 
00004     This library is free software; you can redistribute it and/or
00005     modify it under the terms of the GNU Library General Public
00006     License as published by the Free Software Foundation; either
00007     version 2 of the License, or (at your option) any later version.
00008 
00009     This library is distributed in the hope that it will be useful,
00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012     Library General Public License for more details.
00013 
00014     You should have received a copy of the GNU Library General Public
00015     License along with this library; if not, write to the Free
00016     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00017 */
00018 
00019 #ifndef __CS_UTIL_H__
00020 #define __CS_UTIL_H__
00021 
00022 #include <stdio.h>
00023 
00033 extern char *csStrNew (const char *s);
00034 
00044 extern char *csExpandName (const char *iName);
00045 
00050 extern void csSplitPath (const char *iPathName, char *oPath, size_t iPathSize,
00051   char *oName, size_t iNameSize);
00052 
00061 extern bool csGlobMatches (const char *fName, const char *fMask);
00062 
00067 int csFindNearestPowerOf2 (int n);
00068 
00070 bool csIsPowerOf2 (int n);
00071 
00073 static inline int csLog2 (int n)
00074 {
00075   int l = 31; unsigned x = 0x80000000;
00076   while (x && !(n & x))
00077     l--, x >>= 1;
00078   return l;
00079 }
00080 
00086 void csFindReplace (char *dest, const char *src, const char *search,
00087   const char *replace, int max);
00088 
00089 #endif // __CS_UTIL_H__

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