diff options
Diffstat (limited to 'libgfortran/io/inquire.c')
| -rw-r--r-- | libgfortran/io/inquire.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/libgfortran/io/inquire.c b/libgfortran/io/inquire.c index 2c16a3b..493b223 100644 --- a/libgfortran/io/inquire.c +++ b/libgfortran/io/inquire.c @@ -45,7 +45,18 @@ inquire_via_unit (st_parameter_inquire *iqp, gfc_unit * u) GFC_INTEGER_4 cf = iqp->common.flags; if ((cf & IOPARM_INQUIRE_HAS_EXIST) != 0) - *iqp->exist = iqp->common.unit >= 0; + { + *iqp->exist = (iqp->common.unit >= 0 + && iqp->common.unit <= GFC_INTEGER_4_HUGE); + + if ((cf & IOPARM_INQUIRE_HAS_FILE) == 0) + { + if (!(*iqp->exist)) + *iqp->common.iostat = LIBERROR_BAD_UNIT; + *iqp->exist = *iqp->exist + && (*iqp->common.iostat != LIBERROR_BAD_UNIT); + } + } if ((cf & IOPARM_INQUIRE_HAS_OPENED) != 0) *iqp->opened = (u != NULL); |