| ! { dg-do run } |
| ! Test the error message when an unformatted file has become |
| ! corrupted. |
| program main |
| implicit none |
| integer(kind=4) :: i1, i2 |
| integer :: ios |
| character(len=50) :: msg |
| |
| ! Write out a truncated unformatted sequential file by |
| ! using unformatted stream. |
| |
| open (10, form="unformatted", access="stream", file="foo_unf_read_corrupted_1.dat", & |
| status="unknown") |
| write (10) 16_4, 1_4 |
| close (10, status="keep") |
| |
| ! Try to read |
| open (10, file="foo_unf_read_corrupted_1.dat", form="unformatted", access="sequential") |
| i1 = 0 |
| i2 = 0 |
| read (10, iostat=ios, iomsg=msg) i1, i2 |
| if (ios == 0) STOP 1 |
| if (i1 /= 1) STOP 2 |
| if (msg /= "Unformatted file structure has been corrupted") STOP 3 |
| close (10, status="delete") |
| end program main |
