1 /* valloc -- return memory aligned to the page size. */ 2 3 #ifdef HAVE_CONFIG_H 4 #include "config.h" 5 #endif 6 7 #include "system.h" 8 9 #ifndef HAVE_GETPAGESIZE 10 #define getpagesize() 4096 11 #endif 12 13 void * 14 valloc (bytes) 15 size_t bytes; 16 { 17 long pagesize; 18 char *ret; 19 20 pagesize = getpagesize (); 21 ret = (char *) malloc (bytes + pagesize - 1); 22 if (ret) 23 ret = (char *) ((long) (ret + pagesize - 1) &~ (pagesize - 1)); 24 return ret; 25 } 26