view anagram/support/myalloc.h @ 21:1c9dac05d040

Add lint-style FALLTHROUGH annotations to fallthrough cases. (in the parse engine and thus the output code) Document this, because the old output causes warnings with gcc10.
author David A. Holland
date Mon, 13 Jun 2022 00:04:38 -0400
parents 13d2b8934445
children
line wrap: on
line source

/*
 * AnaGram, A System for Syntax Directed Programming
 * Copyright 1993-2002 Parsifal Software. All Rights Reserved.
 * See the file COPYING for license and usage terms.
 *
 * myalloc.h - memory management wrappers
 */

#ifndef MYALLOC_H
#define MYALLOC_H

//#include <malloc.h>

void  *myalloc(unsigned n);
void  *myzalloc(unsigned n, unsigned size);
void   myfree(void *ptr, const char *file, int line);
void  *myrealloc(void *p, unsigned n, const char *file, int line);
void   ptr_ng(const void *ptr, const char *file, int line);
int    ptr_ok(void *ptr);
void   size_ok(const void *ptr, unsigned, const char *file, int line);
char  *mystrdup(const char *);

#define ALLOCATE(n,type) ((type *) myalloc( (n) *sizeof(type) ) )

#define ALLOCATE_ST(p, n) (*(void **)(&p) = myalloc( (n)*sizeof(*(p)) ))

#define ZALLOCATE(n,type) ((type *) myzalloc( (n) , sizeof(type) ) )

#define ZALLOCATE_ST(p, n) (*(void **)(&p) = myzalloc( (n), sizeof(*(p)) ))

#define reallocate(a,n,type) ((type *) myrealloc((a),(n)*sizeof(type), __FILE__, __LINE__))

#define REALLOCATE_ST(p, n) (*(void **)(&p) = myrealloc((p), (n)*sizeof(*(p)) , __FILE__, __LINE__))

#define ok_ptr(p) ptr_ng(p, __FILE__, __LINE__)
#define DEALLOCATE(x) myfree(x, __FILE__, __LINE__)


#endif /* MYALLOC_H */