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Last change
on this file since 551 was 2, checked in by Dmitry A. Kuminov, 16 years ago |
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Initially imported qt-all-opensource-src-4.5.1 from Trolltech.
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File size:
751 bytes
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| 1 | /* Sample program for configure to test Large File support on target
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| 2 | platforms.
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| 3 | */
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| 4 |
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| 5 | #define _LARGEFILE_SOURCE
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| 6 | #define _LARGE_FILES
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| 7 | #define _FILE_OFFSET_BITS 64
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| 8 | #include <unistd.h>
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| 9 | #include <sys/types.h>
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| 10 | #include <sys/stat.h>
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| 11 | #include <assert.h>
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| 12 | #include <stdio.h>
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| 13 |
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| 14 | int main( int, char **argv )
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| 15 | {
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| 16 | // check that off_t can hold 2^63 - 1 and perform basic operations...
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| 17 | #define OFF_T_64 (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
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| 18 | if (OFF_T_64 % 2147483647 != 1)
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| 19 | return 1;
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| 20 |
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| 21 | // stat breaks on SCO OpenServer
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| 22 | struct stat buf;
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| 23 | stat( argv[0], &buf );
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| 24 | if (!S_ISREG(buf.st_mode))
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| 25 | return 2;
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| 26 |
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| 27 | FILE *file = fopen( argv[0], "r" );
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| 28 | off_t offset = ftello( file );
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| 29 | fseek( file, offset, SEEK_CUR );
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| 30 | fclose( file );
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| 31 | return 0;
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| 32 | }
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