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#include <sys/types.h>
#include <unistd.h>
#ifdef __MINGW32__
#include <windows.h>
#else
#include <sys/mman.h>
#endif
#include "open.h"
#include "mmap.h"
extern char* mmap_read(const char* filename,unsigned long* filesize) {
#ifdef __MINGW32__
HANDLE fd,m;
char* map;
fd=CreateFile(filename,GENERIC_READ,FILE_SHARE_READ,0,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,0);
if (fd==INVALID_HANDLE_VALUE)
return 0;
m=CreateFileMapping(fd,0,PAGE_READONLY,0,0,NULL);
map=0;
if (m)
map=MapViewOfFile(m,FILE_MAP_READ,0,0,0);
CloseHandle(m);
CloseHandle(fd);
return map;
#else
int fd=open_read(filename);
char *map;
if (fd>=0) {
*filesize=lseek(fd,0,SEEK_END);
map=mmap(0,*filesize,PROT_READ,MAP_SHARED,fd,0);
if (map==(char*)-1)
map=0;
close(fd);
return map;
}
return 0;
#endif
}