cppp/gen.h at master · BR903/cppp

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* License GPLv2+: GNU GPL version 2 or later.

#ifndef _gen_h_

#define _gen_h_

* General definitions and functionality not specific to any module.

#include <stddef.h>

#ifndef TRUE

#define TRUE 1

#define FALSE 0

#endif

/* Returns the number of elements in an array.

#define sizearray(a) ((int)(sizeof (a) / sizeof *(a)))

/* Returns true if ch is a valid C identifier character.

#define _issym(ch) (isalnum(ch) || (ch) == '_')

/* Memory allocation functions. These functions either succeed or exit

* the program.

extern void *allocate(size_t size);

extern void *reallocate(void *ptr, size_t size);

extern void deallocate(void *ptr);

#endif