You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
33 lines
751 B
33 lines
751 B
14 years ago
|
/* Sample program for configure to test Large File support on target
|
||
|
|
platforms.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define _LARGEFILE_SOURCE
|
||
|
|
#define _LARGE_FILES
|
||
|
|
#define _FILE_OFFSET_BITS 64
|
||
|
|
#include <unistd.h>
|
||
|
|
#include <sys/types.h>
|
||
|
|
#include <sys/stat.h>
|
||
|
|
#include <assert.h>
|
||
|
|
#include <stdio.h>
|
||
|
|
|
||
|
|
int main( int, char **argv )
|
||
|
|
{
|
||
|
|
// check that off_t can hold 2^63 - 1 and perform basic operations...
|
||
|
|
#define OFF_T_64 (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
|
||
|
|
if (OFF_T_64 % 2147483647 != 1)
|
||
|
|
return 1;
|
||
|
|
|
||
|
|
// stat breaks on SCO OpenServer
|
||
|
|
struct stat buf;
|
||
|
|
stat( argv[0], &buf );
|
||
|
|
if (!S_ISREG(buf.st_mode))
|
||
|
|
return 2;
|
||
|
|
|
||
|
|
FILE *file = fopen( argv[0], "r" );
|
||
|
|
off_t offset = ftello( file );
|
||
|
|
fseek( file, offset, SEEK_CUR );
|
||
|
|
fclose( file );
|
||
|
|
return 0;
|
||
|
|
}
|