fbac336391
PR libgfortran/19052
* libgfortran.h (options_t): Add stderr_unit.
* io/io.h (error_stream): Declare.
* io/open.c (new_unit): Do not terminate abnormally if opening
file preconnected to stdin, stdout, or stderr.
* io/unit.c (init_units): Initialize stderr_unit.
* io/unix.c (error_stream): New function.
* runtime/environ.c (GFORTRAN_STDERR_UNIT): New environment variable.
From-SVN: r94090
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| .. | ||
| environ.c | ||
| error.c | ||
| in_pack_generic.c | ||
| in_unpack_generic.c | ||
| main.c | ||
| memory.c | ||
| normalize.c | ||
| pause.c | ||
| select.c | ||
| stop.c | ||
| string.c | ||