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/*-------------------------------------------------------------------------
*
* stringutils.h--
*
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: stringutils.h,v 1.1.1.1 1996/07/09 06:22:16 scrappy Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef STRINGUTILS_H
#define STRINGUTILS_H
/* use this for memory checking of alloc and free using Tcl's memory check
package*/
#ifdef TCL_MEM_DEBUG
#include <tcl.h>
#define malloc(x) ckalloc(x)
#define free(x) ckfree(x)
#define realloc(x,y) ckrealloc(x,y)
#endif
/* string fiddling utilties */
/* all routines assume null-terminated strings! as arguments */
/* removes whitespaces from the left, right and both sides of a string */
/* MODIFIES the string passed in and returns the head of it */
extern char* leftTrim(char* s);
extern char* rightTrim(char* s);
extern char* doubleTrim(char* s);
/* dupstr : copies a string, while making room for it */
/* the CALLER is responsible for freeing the space */
/* returns NULL if the argument is NULL */
extern char* dupstr(char *s);
#ifdef STRINGUTILS_TEST
extern void testStringUtils();
#endif
#ifndef NULL_STR
#define NULL_STR (char*)0
#endif
#ifndef NULL
#define NULL 0
#endif
#endif /* STRINGUTILS_H */
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