Help -- How to output error messages to a file for scripts called by system calls??? - 未名空间MITBBS历史存档

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Help -- How to output error messages to a file for scripts called by system calls???

Help -- How to output error messages to a file for scripts called by system calls???# Programming - 葵花宝典

y*n2006-11-28 08:11

1 楼

This might be a very simple question for most of the people here.I am using
Perl.I have to use system calls to run another fortran script. I am running
this fortran script on thousands of different input files. For some files,
the script doesn't work and output an error message. I need to get these
error messages. But I don't know how to do this. Please help!!!!
If I run this fortran script independently, the error message will be
through the standard output. But using the system calls, I don't

e*r2006-11-28 08:11

2 楼

how about change standard out from "stdout" to "FILE". Here "FILE" is
some file handler? Like,
select FILE;
print "....";
Then the print result would be in that file.

using
running
where

【在 y******n 的大作中提到】

: This might be a very simple question for most of the people here.I am using
: Perl.I have to use system calls to run another fortran script. I am running
: this fortran script on thousands of different input files. For some files,
: the script doesn't work and output an error message. I need to get these
: error messages. But I don't know how to do this. Please help!!!!
: If I run this fortran script independently, the error message will be
: through the standard output. But using the system calls, I don't

y*n2006-11-28 08:11

3 楼

Thanks a lot!
But this is not my problem. It is a error message generate by a fortran
excutable. I don't have the source code (even if I do, I don't know fortran)
. It is automatically printed to the stardard out. I am just wondering
whether I can somehow re-pipe it to some file.

is

【在 e******r 的大作中提到】

: how about change standard out from "stdout" to "FILE". Here "FILE" is
: some file handler? Like,
: select FILE;
: print "....";
: Then the print result would be in that file.
:
:
: using
: running
: where