gint/include/stdlib.h

57 lines
826 B
C

#ifndef _STDLIB_H
#define _STDLIB_H 1
#include <stddef.h>
// Common exit codes.
#define EXIT_SUCCESS 1
#define EXIT_FAILURE 0
//---
// Program exit functions.
//---
/*
abort()
Aborts the program execution without calling the exit handlers.
*/
void abort(void);
/*
exit()
Stops the program execution with the given status code, after calling
the exit handlers.
*/
void exit(int status);
//---
// Dynamic storage allocation.
//---
/*
malloc()
Allocs 'size' bytes and returns a pointer to a free memory area.
Returns NULL on error.
*/
void *malloc(size_t size);
/*
calloc()
Allocs 'n' elements of size 'size' and wipes the memory area. Returns
NULL on error.
*/
void *calloc(size_t n, size_t size);
/*
free()
Frees a memory block allocated with malloc().
*/
void free(void *ptr);
#endif // _STDLIB_H