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28 results

xmalloc.c

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  • xmalloc.c 573 B
    /* xmalloc.c
     */
    
    #include "xmalloc.h"
    
    #include <stdio.h>
    #include <string.h>
    
    void *
    xmalloc(size_t size)
    {
      void *p = malloc(size);
      if (!p)
        {
          fprintf(stderr, "Virtual memory exhausted\n");
          abort();
        }
      return p;
    }
    
    char *
    xstrdup(const char *s)
    {
      size_t length = strlen(s);
      char *p = xmalloc(length + 1);
      memcpy(p, s, length);
      p[length] = '\0';
    
      return p;
    }
    
    void *
    xrealloc(void *old, size_t size)
    {
      void *p = realloc(old, size);
      if (!p)
        {
          fprintf(stderr, "Virtual memory exhausted\n");
          abort();
        }
      return p;
    }